Have you ever wondered how to build a travel website like Expedia that generated $12.8 billion in revenue in 2023? You're looking at a slice of the $700+ billion travel industry. Over 72% of US travelers book flights online.

 

The chance is massive. Expedia processes over 750 million bookings annually across 70+ countries, especially with its commission-based model that earns 15-25% from hotel bookings. Your own platform might seem complex to build, but you can create a website like Expedia that captures this market with the right approach.

 

This piece walks you through everything: business models, key features, development options, API integrations and realistic cost breakdowns to build a website like Expedia from scratch.

 

Understanding Expedia's Business Model

 

What Makes Expedia Successful

 

Expedia operates as a multi-brand online travel agency that manages over 3 million properties and 500 airlines. The platform completed a unified technology stack in 2024. This stack allows simultaneous feature deployment across all its brands and reduces development time while boosting conversion rates. This tech consolidation separates Expedia from competitors who struggle with fragmented systems.

 

The company's brand portfolio drives its market position. Expedia owns Brand Expedia, Hotels.com, Vrbo, Orbitz, Travelocity, and trivago. These create multiple touchpoints for different traveler segments. The platform posted record gross bookings near $107 billion in 2024. Combined app downloads across all brands exceed 100 million, giving Expedia massive reach.

 

One Key loyalty program unifies rewards across Expedia, Hotels.com, and Vrbo. This cross-brand earning and redemption system increases repeat bookings and share of wallet. Marketing spend exceeds $2.5 billion each year to drive just need and brand visibility. Scale matters in this business. The more travelers you attract, the more you can use with suppliers when negotiating rates.

 

How Expedia Generates Revenue

 

Expedia runs on three revenue models: merchant, agency, and advertising. The merchant model contributed 64% of revenue in 2021 and approximately 68% of total revenue by 2025. Expedia acts as the merchant of record under this model. It takes payment at booking and pays suppliers later. This creates cash flow advantages from the float between booking and travel dates.

 

Hotels sell rooms to Expedia in bulk at discounted prices. Expedia then resells those rooms at a markup and keeps the difference. Take rates for hotels sit in the low to mid-teens range. Lodging contributed over 75% of revenue in 2024 as a result.

 

The agency model operates differently. Travelers pay suppliers directly and Expedia earns commissions post-stay. This factored in roughly 22% of revenue in 2025. The company doesn't own inventory in this model but still helps the transaction.

 

Advertising creates high-margin returns. Expedia Group Media Solutions and TravelAds deliver ad placements that monetize the platform's large traffic. Advertising factored in mid-single-digit to low-teens percent of total revenue and grew high-teens year-over-year in 2024. Travel brands and tourism boards pay for visibility on Expedia's high-traffic pages.

 

Revenue splits across three segments. The B2C segment generated $9.47 billion in 2025 and comprised 64.3% of total revenue. B2B operations expanded to nearly 30% of revenue by 2025 and reached $3.8 billion through API transaction fees and technology licensing. The B2B segment grew 18% year-over-year. Trivago, the metasearch segment, brought in $417 million.

 

The Two-Sided Marketplace Approach

 

Expedia operates a two-sided travel marketplace that connects suppliers with leisure and business customers. Hotels, vacation rentals, airlines, car rental companies, and activity providers sit on one side. Millions of travelers searching for bookings are on the other side.

 

The platform succeeds when both sides show up together in a way that creates reliable transactions. More suppliers attract more travelers. More travelers motivate more suppliers to join. This feedback loop activates network effects that compound growth.

 

Balance determines marketplace health. Excess just need guides to empty availability, while excess supply creates idle inventory and supplier churn. Expedia manages this through dynamic pricing, visibility adjustments, and marketing interventions that stabilize flux.

 

Marketplace liquidity measures whether buyers find relevant options quickly and sellers convert exposure into real transactions. Higher liquidity proves the network effects are working. Expedia provides convenience through one-stop booking, choice from vast inventory, and competitive pricing for travelers. The platform delivers access to a global audience and marketing reach for suppliers, along with technology tools for yield management.

 

You need to solve problems for both sides at the same time when you create a website like Expedia. The technical infrastructure must handle multiparty payment flows and search across millions of listings. It must also provide booking management tools that scale.

 

Planning Your Travel Website Project

 

Planning separates failed travel platforms from ones that scale. You need strategic groundwork that addresses market realities, audience needs, competitive positioning and business objectives before writing code or designing interfaces.

 

Conducting Market Research

 

Market research helps you understand traveler needs, priorities, behaviors and industry dynamics. You need to study why people travel, their destination selection criteria, accommodation priorities, transportation choices and activity interests.

 

Start by identifying current and emerging trends. Eco-tourism, adventure travel and wellness tourism represent growth segments. Data shows these trends change faster, so timing matters when launching new products or services.

 

Gather feedback from potential users. Surveys, interviews and behavioral analysis reveal what travelers value and where existing platforms fall short. This feedback becomes your competitive advantage when you build a website like Expedia.

 

Conduct research during strategic planning phases when you're deciding on features and market positioning. Research proves necessary before entering new geographic markets or targeting different customer segments. Cultural nuances and consumer expectations vary across regions.

 

Regular performance monitoring keeps you arranged with market position and customer satisfaction. Track competitor standards continuously. Market research confirms internal hypotheses about trends and priorities with empirical data rather than assumptions.

 

Defining Your Target Audience

 

Your target audience represents the specific group most likely to book through your platform. Segmentation allows more targeted marketing strategies based on demographics, interests or spending patterns.

 

Start with your predicted customer base. Analyze who would book your services based on the inventory you'll offer. A city walking tour operator attracts wide demographics. A 21+ pub crawl draws a niche crowd.

 

Segment by these criteria:

 

• Age and life stage (millennials seeking adventure, families with kids, retirees)
• Location and travel origin markets
• Travel priorities (solo travelers, group tours, private experiences)
• Budget level (budget-conscious, mid-range, luxury)

 

Use Google Trends, keyword research tools and social analytics to identify what people search for and who they are. Facebook and Twitter analytics show audience age, interests, location and hobbies. This data shapes everything from your interface design to payment options when you create a website like Expedia.

 

Identifying Your Unique Value Proposition

 

Your value proposition tells travelers why they should book with you instead of competitors. It defines what benefits you offer, whose needs you meet and what makes you different.

 

List your platform's features and competitive advantages. Climate, geography, services, activities, infrastructure and technology capabilities all factor in. What seems ordinary to you may appeal to customers.

 

Compare your features against direct competitors using the Travel & Tourism Competitiveness Index, Google searches, tourism association websites and OTA listings. Identify aspects competitors cannot imitate. Specialization beats trying to offer everything.

 

Appeal to emotional triggers. Travelers let emotions influence booking decisions more and more. Your value proposition should connect on this level.

 

Test your proposition with potential customers. They might value different aspects than you expect. Existing user feedback becomes your best resource to refine value.

 

Setting Clear Business Goals

 

Set SMART goals: specific, measurable, achievable, relevant and time-bound. These objectives guide your development roadmap and resource allocation.

 

Define whether you need an inquiry-based system or full booking engine integration at this stage. Misalignment here causes delays and budget overruns later. Clear documentation reduces scope creep.

 

Establish targets for customer acquisition, conversion rates and revenue per booking. Track these against market data to adjust strategies. Your goals should clarify target destinations, package structure, payment integration needs, content requirements and SEO objectives.

 

Marketing objectives differ from business goals. They focus on specific promotional efforts like increasing website traffic, improving conversion rates or boosting brand awareness. Both goal types need measurable KPIs for accountability.

 

Essential Features to Build a Website Like Expedia

 

Features determine whether travelers complete bookings or abandon your platform. These six capabilities separate functional platforms from ones that convert when you build a website like Expedia.

 

Live Search and Booking System

 

Live availability sits at the core. Your booking system must pull inventory from multiple suppliers and display accurate availability without lag. Travelers need reassurance that the options shown are actually bookable. This enables instant comparison and decisions based on their budgets.

 

Global Distribution Systems and travel APIs deliver this live data through integration. The system should handle flights, hotels, car rentals and activities without forcing users to leave your platform. Detailed inventory from many suppliers are the foundations.

 

Booking software reduces administrative burden through automation. This minimizes overbooking and scheduling conflicts. Operators manage reservations, payments and customer data from a single centralized platform. Growing reservation volumes get accommodated as your business expands through this scalability.

 

User Account Management

 

Travelers want autonomy. Account dashboards provide detailed views of reservations and allow users to manage or modify bookings without contacting customer service. Self-service modules give leisure and business travelers control and flexibility, especially when you have unexpected disruptions or last-minute changes.

 

Booking history tracking and preference storage get simplified through centralized management. Users save payment methods, frequent traveler details and loyalty information for faster future transactions.

 

Payment Gateway Integration

 

Security drives conversion. HTTPS with SSL certificates must be implemented to encrypt data transmitted between browsers and servers. The padlock icon signals safety to customers and should be displayed.

 

Multiple payment gateways should be offered to cater to different priorities: Visa, Mastercard, American Express, PayPal, Stripe and digital wallets. PCI DSS compliance proves your payment processing adheres to industry security standards. Over 70% of travel bookings happen on mobile devices, so checkout processes need optimization for smaller screens.

 

The booking process should be broken into clear, manageable steps. This reduces cognitive load and prevents errors. Incorrect form inputs need live feedback. Instant email confirmations with booking details, receipts and next steps should be sent. Simplified payment processes reduce cart abandonment and boost revenue as a result.

 

Review and Rating System

 

Guest reviews influence booking decisions directly. Rating systems on platforms like Booking.com use a 1-10 scale where guests score their experience overall. Individual scores submitted over the last three years determine your overall review score.

 

Your property's overall score gets the biggest effect from recent reviews. Reviews build trust and provide social proof that influences potential customers. Previous guest feedback gets relied upon by travelers before they commit to reservations.

 

Mobile-Responsive Design

 

Mobile traffic dominates travel. 48% of travelers in the US feel comfortable using mobile to research, book and plan entire trips. More, 26% of travel searches occurred on mobile in late 2017.

 

User experience matters greatly here. 90% of travelers abandon sites that take too long to load on mobile for ones that load quickly. The acceptable load time is merely 3 seconds. 31% of leisure travelers and 53% of business travelers have booked using smartphones when it comes to bookings.

 

Mobile-responsive design restructures content to display in esthetically pleasing, easy-to-read formats on devices of all types. The design removes unnecessary features that clutter mobile experiences while keeping desktop functionality intact. Form autofill functionality, one-click navigation and click-to-action buttons should be provided to simplify mobile bookings.

 

Multi-Currency and Multi-Language Support

 

Localization affects revenue directly. 17% of international shoppers abandon carts because they cannot pay in their home currency, according to research. More, 76% of online shoppers prefer buying products with information in their native language, while 40% will never buy from websites in other languages.

 

Prices should be displayed and payments accepted in guests' preferred currencies. Rates get converted with live exchange rates while maintaining accurate reporting in your base currency automatically. Guests should be allowed to browse, book and receive communication in their native language. Conversion rates increase up to 70% above non-localized sites through localized sites.

 

Transparency and convenience get improved through currency conversion and localized pricing. Multi-language and multi-currency support transforms from checkbox feature into revenue engine when you create a website like Expedia.

 

Choosing Your Development Approach

 

Your development approach shapes everything: budget, timeline, feature flexibility, and long-term scalability. Four paths exist when you build a website like expedia, each with distinct trade-offs.

 

Custom Development from Scratch

 

Custom development means building your platform from the ground up according to your exact specifications. Developers architect the system, integrate APIs, and construct the back office precisely as you imagine. This path delivers 100% control over features, workflows, and user experience.

 

Timeline stretches 8-18 months or longer. Costs run into tens of thousands of dollars with ongoing expenses. You bear full responsibility for bugs, servers, and compliance. Technical debt accumulates without disciplined architecture.

 

This approach fits businesses with unconventional booking experiences that standard platforms cannot accommodate. Multi-property packages, intricate group reservations, event spaces with dynamic pricing, or specialized lodgings like glamping require custom logic. OTAs with custom platforms report 23% higher customer retention rates and 31% better conversion rates due to optimized user experiences.

 

You own the codebase. No vendor lock-in, no commission negotiations, no endless monthly renewals. Full data ownership and proprietary features create competitive differentiation that justifies premium pricing. Companies like Appello build these platforms with the architecture needed for scale.

 

White-Label Solutions

 

White-label platforms are pre-built, functional systems you rebrand with your logo, colors, and domain. The core technology runs on shared infrastructure that providers maintain and update.

 

Launch speed is unmatched. Deployment happens in 2-6 weeks rather than months. Upfront costs stay low to moderate through SaaS subscriptions or license fees. Supplier APIs come pre-integrated with Amadeus, Saber, Hotelbeds, and major GDS providers.

 

Expedia Group offers white-label solutions with access to their complete travel inventory in 70+ countries. Arrivia provides 30,000+ cruise itineraries, 700+ airlines, and 1M+ hotels through their booking engine. These platforms include AI-driven personalization, multi-currency support, and PCI-compliant payment processing.

 

Limitations exist. Deep customization options remain restricted. You depend on the vendor's roadmap for new features. Ready-made solutions work best if your booking process follows standard patterns and you just need market entry.

 

No-Code Platforms

 

No-code development lets you create websites without writing traditional programming code. Visual drag-and-drop interfaces, pre-built components, and accessible settings replace coding.

 

Speed accelerates. Launch a functional booking website in days or hours, not weeks or months. Traditional development taking months compresses to weeks or even days with no-code tools. This velocity lets you react to market trends and seasonal demand quickly.

 

Cost efficiency eliminates expensive developers. You build and maintain sites yourself or with small in-house teams, saving thousands to reinvest into marketing. No-code development reduces financial burden compared to traditional methods.

 

Accessibility opens doors. Business owners, marketers, and travel agents build stunning websites without coding expertise. These platforms often include integrated booking systems, maps, and customer reviews built for travel.

 

Scalability allows your app to grow as your business expands. Customization depth remains limited compared to custom development, but that's the trade-off.

 

Hybrid Development Model

 

Successful OTAs adopt hybrid strategies. Research shows 67% use hybrid approaches, combining white-label foundations with custom enhancements. This achieves 40% faster time-to-market while maintaining competitive differentiation.

 

Start with white-label solutions for rapid market entry and cash flow generation, then evolve toward custom development as requirements become more sophisticated. ZentrumHub's approach enables launches in 4-6 weeks while maintaining unlimited customization potential.

 

Hybrid models optimize both speed and uniqueness. You inherit proven functionality from white-label bases while adding proprietary features that set you apart. This approach suits growing businesses that just need immediate presence but plan long-term differentiation when you create a website like Expedia.

 

Step-by-Step Development Process

 

Development transforms your vision into working code. This eight-step sequence maps the path from concept to launch when you build a website like Expedia.

 

Step 1: Create Wireframes and Prototypes

 

Wireframes visualize your site structure before you invest in design or code. Tools like Visily's Travel Website Wireframe Template deliver ready-made frameworks including destination search, hotel listings, booking flows and activity sections. MockFlow offers templates with flight tabs, date pickers, passenger selectors and package deals carousels. These low-fidelity frames let you explore early ideas and refine user flows without expensive rework quickly.

 

Step 2: Design the User Interface

 

Visual design creates the experience travelers interact with. Focus on clean layouts, high-quality travel imagery, intuitive navigation and clear booking calls-to-action. Optimize typography for consistency across devices using web-safe fonts and Google Fonts. Smooth-loading animations and continuous transitions boost user participation without slowing performance. Plan content localization logic during this phase. Adding translations later costs more than building it upfront.

 

Step 3: Build the Backend Infrastructure

 

Backend systems handle data processing, user authentication and business logic. Frameworks like Django, Spring Boot and Express.js speed up development while maintaining security and scalability. Your architecture must support multi-functional CMS systems that allow quick content updates as travel information changes faster. Token-based authentication like JWT works well for session management in distributed systems. Database solutions need to handle millions of listings with fast query performance.

 

Step 4: Develop Frontend Components

 

Frontend development builds what users see and interact with. Server-Side Rendering through Next.js or Gatsby boosts loading speeds by rendering the HTML markup server-side rather than client-side. React with TypeScript creates type-safe, maintainable code that reduces bugs. Convert your site into a Progressive Web App with extensive lazy loading to optimize load times. Cloud resources and CDNs geographically closer to users boost loading speeds further.

 

Step 5: Integrate Travel APIs

 

API integration connects your platform to travel inventory. Travel APIs provide web services that access offers from providers of all types including GDS, flight APIs and hotel APIs. Integration involves account setup, API key generation, programming connections, data mapping, normalization and error handling. Tools like PHPTRAVELS come pre-integrated with Amadeus, Saber, Travelport and Agoda.

 

Step 6: Implement Payment Processing

 

Payment gateways encrypt sensitive data using SSL certificates and transmit information between customers, merchants and banks securely. The gateway sends authorization requests through payment networks to verify funds and legitimacy. Offer multiple options including PayPal, Stripe and digital wallets while maintaining PCI DSS compliance.

 

Step 7: Test All Functionalities

 

Careful testing increases future sales by 60% and drives high conversion rates. Test search engines, filtering settings and online reservation logic thoroughly. Create test cases that cover positive and negative user scenarios. Check information visualization accuracy since date errors damage the company's reputation. Performance testing verifies the site handles peak loads without degrading page speeds.

 

Step 8: Deploy Your Website

 

Choose cloud hosting with high uptime, fast speeds, security measures and scalability. CI/CD pipelines streamline deployment processes. Monitor performance post-launch and gather user feedback for continuous improvement. Infrastructure management and technical support begin right after going live.

 

Integrating Third-Party APIs and Services

 

Third-party APIs connect your platform to global travel inventory without building supplier relationships individually. These integrations determine your content breadth and booking capabilities when you build a website like Expedia.

 

Connecting to Global Distribution Systems (GDS)

 

A Global Distribution System acts as a worldwide reservation network that links travel bookers with suppliers such as hotels, airlines, car rentals and activities. The system communicates live pricing and availability data to booking engines to automate transactions.

 

GDS platforms tap into corporate travel markets by presenting hotels and flights in one interface. Despite OTA growth, GDS remains the number one channel to promote hotels to corporate travelers globally. Major systems are Amadeus, Saber, Galileo and Travelport's Worldspan.

 

You cannot connect directly to a GDS. Connect through dedicated platforms that integrate with these systems, map your room types and rates, then activate your property across networks. The GDS network reaches more than 600,000 travel agents worldwide. Integrated solutions provide single-point access to multiple GDS platforms rather than managing individual connections.

 

Hotel Booking APIs

 

Booking.com operates one of the largest accommodation databases. Their Demand API covers millions of properties. Expedia's Rapid API connects you to 140,000+ hotels across 243 countries with hosted documentation. Hotelbeds serves B2B distribution with 180,000+ properties across 200 countries at wholesale rates from 50,000+ distributors and supports 50 million room bookings annually.

 

Amadeus provides access to over 1.5 million properties with real-time availability and dynamic pricing. Saber offers enterprise-grade solutions that cover over one million properties.

 

Flight Search APIs

 

Amadeus self-service APIs cover 400+ airlines and 130+ low-cost carriers with flight search, pricing and seat selection. Saber processes over one million travel booking transactions per minute during peak season and accesses 400+ airlines. Production access requires USD 5,000 to USD 10,000 in setup and licensing fees typically.

 

KAYAK's Flights API delivers multi-search capability for one-way, round-trip and multi-city journeys with transparent real-time pricing.

 

Car Rental and Activity APIs

 

Expedia's Rapid Car API provides access to over 110 car rental brands across 190 countries. It covers 45,000+ vendors in 25,000 locations and 9,000 cities. Booking.com's Demand API has car rental inventory alongside accommodations and flights.

 

Amadeus offers tours and activities APIs for activities, while suppliers like Viator and Hotelbeds provide complete activity inventory. Professional development partners like Appello's custom web development team can architect these complex API integrations when you create a website like Expedia.

 

Technical Requirements and Technology Stack

 

Technology choices make or break performance when you build a website like Expedia. Your stack determines page load speeds, search response times, and whether your platform handles 1,000 or 1 million concurrent users.

 

Frontend Technologies

 

HTML and CSS provide structural foundations, but JavaScript frameworks deliver the dynamic experiences travelers expect. React dominates for component-based architecture and efficient rendering. Angular offers detailed tooling for complex applications. Vue.js provides simplicity and flexibility. TypeScript adds static typing that prevents common errors during development.

 

Popular travel sites rely heavily on WordPress CMS combined with PHP and Google Font APIs. Bootstrap is another framework they use. React with TypeScript creates type-safe, maintainable code. Next.js boosts loading speeds through server-side rendering. It renders HTML server-side rather than client-side.

 

Backend Technologies

 

Node.js scales immediate booking requests and user authentication. Most WordPress-based travel sites run on PHP. Python handles high-performance APIs, particularly Django and FastAPI. Django manages admin panels and CMS functions. FastAPI processes booking engine requests.

 

Redis caches repeated searches and loads them instantly without unnecessary supplier API calls. Background workers like Celery or Kafka handle async processing. The travel industry adopts microservices architecture. This breaks backend functionalities into independent services for development speed and easier scaling.

 

Database Solutions

 

MySQL and PostgreSQL handle structured data like user profiles and booking histories. MongoDB stores dynamic travel content with flexibility. Couchbase delivers 20 million operations per second with response times under 2.5 milliseconds.

 

Cloud Hosting Options

 

AWS and Google Cloud provide budget-friendly pricing, high availability, and automatic updates. Cloud platforms scale infrastructure to meet demand fluctuations during peak travel periods. Load balancers distribute traffic across multiple servers and prevent overload.

 

Cost Breakdown and Budget Planning

 

Budget reality determines whether you build a website like Expedia or run out of cash halfway through. Here's what the numbers look like.

 

Development Costs by Approach

 

A simple B2C travel portal starts at $8,000-$18,000. B2B portals handling agent management and credit limits run $15,000-$30,000. Corporate travel portals cost $20,000-$40,000 due to complex workflows.

 

Expect a simple online travel site to start around $70,000 when outsourcing to Eastern Europe, Latin America, or South Asia. A platform comparable to Expedia requires a minimum budget of $100,000. Custom development with advanced features can exceed $50,000.

 

API Integration Expenses

 

Setup and integration fees range from $1,000 to $10,000 depending on complexity and supplier certification requirements. Monthly access fees sit between $50 and $1,000+ based on usage tiers. Transaction fees apply per booking or search call. Customization for advanced filters and agent dashboards adds $500-$5,000+.

 

Ongoing Maintenance Costs

 

Website maintenance runs $500-$2,000 annually for updates and backups. Technical support costs $200-$1,000 monthly for troubleshooting and bug fixes. Budget 10-20% of total development costs as contingency for unexpected expenses.

 

Marketing and Customer Acquisition Budget

 

Customer acquisition costs surged 35% from 2022 to 2025. Expedia spends over $6 billion annually on marketing, mostly through Google Ads. Original CAC averages $2,500 per customer to provide context.

 

Conclusion

 

You now have everything needed to build a website like Expedia and tap into the $700+ billion travel industry. Choose custom development, white-label solutions, or a hybrid approach and focus on core features that travelers use: up-to-the-minute search, secure payments, and mobile-responsive design.

Clear business goals and realistic budgets should come first. API integrations connect you to global inventory, and the right technology stack handles growth. Partner with experienced developers like Appello's custom web development team to avoid pricey mistakes.