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Reach travelers on high-intent pages across our marketplace.
Build with the DownFare API
Integrate world-class travel search, booking, and management capabilities into your applications. Access flights, hotels, rentals, tours, cars, transfers, and places through a single unified API.
25+
API Endpoints
7
Travel Modules
99.9%
Uptime
< 200ms
Response Time
Travel Modules
Access a comprehensive suite of travel services through our RESTful API.
Flights
Search and book flights across hundreds of airlines. Access real-time pricing, seat maps, and fare rules.
Hotels
Search thousands of hotel properties worldwide with room availability, rates, and detailed property info.
Vacation Rentals
Browse apartments, villas, and holiday homes with full availability and pricing information.
Tours & Activities
Discover and book guided tours, day trips, and unique experiences at destinations worldwide.
Car Rentals
Search and compare rental cars from top providers at airports and city locations globally.
Transfers
Book airport transfers, hotel shuttles, and private car services with real-time confirmation.
Places
Search places, look up airports, and discover popular destinations across all travel modules.
How It Works
Get started in four simple steps.
1
Apply for Access
Fill out the application form below with your company details and intended use case.
2
Receive Your API Key
Once approved, you will receive a unique API key via email with your granted scopes.
3
Integrate Our Endpoints
Use our comprehensive documentation to integrate search, booking, and management endpoints.
4
Go Live
Switch to production, monitor your usage, and scale with confidence.
Built for Developers
Everything you need to build robust travel applications.
RESTful JSON API
Clean, predictable endpoints following REST conventions with JSON request and response bodies.
API Key Authentication
Simple and secure authentication using API keys sent via the X-API-Key header.
Per-Key Rate Limiting
Customizable rate limits per API key. Request higher limits based on your needs.
Comprehensive Documentation
Detailed endpoint references with parameters, example responses, and error codes.
Multiple Travel Modules
Flights, hotels, rentals, tours, cars, transfers, and places -- all through a single integration.
Webhook Support
Receive real-time notifications for booking updates, price changes, and status events.
Apply for API Access
Tell us about your project and how you plan to use the DownFare API. We review applications within 1-2 business days.
Frequently Asked Questions
Fill out the application form above with your company details and a description of how you plan to use our API. Our team reviews applications within 1-2 business days. Once approved, you will receive your API key via email.
Rate limits are configurable per API key. The standard tier allows 60 requests per minute, with professional (120/min), business (300/min), and enterprise (600/min) tiers available. If you need higher limits, contact us after your application is approved.
All API endpoints accept and return JSON (application/json). Dates follow ISO 8601 format (YYYY-MM-DD). Currency amounts are returned as string values with two decimal places to avoid floating-point issues.
Yes. Upon approval, you will receive both a sandbox API key and a production API key. The sandbox environment returns realistic mock data and does not create real bookings, making it safe for development and testing.