Top 30 Integrated Hotel & Flight Booking Engines

Curated list of the top 30 booking‑engine platforms for travel agencies, offering seamless hotel and flight integration, real‑time inventory, white‑label solutions, and robust API support.

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Comprehensive GDS solution with real‑time flight, hotel, and car rental inventory plus white‑label booking widgets.

Sabre’s desktop‑based suite delivering integrated flight, hotel, and ancillary services with customizable UI.

Modern travel agency platform that unifies flight, hotel, and rail content with AI‑driven pricing tools.

White‑label solution granting access to Expedia’s global hotel and flight inventory via API or widget.

API‑driven access to Booking.com’s 28 M+ hotel listings, with flexible commission structures.

B2B wholesaler offering a massive inventory of hotels, transfers, and activities with a single API.

Legacy global wholesaler providing bundled flight‑hotel packages via XML/JSON APIs.

Access to Agoda’s Asian‑centric hotel inventory with real‑time rates and availability.

API and widget solution delivering Priceline’s hotel and flight deals with competitive commissions.

Global travel platform offering flight, hotel, and train APIs with multi‑currency support.

Meta‑search API that aggregates flight and hotel results from multiple sources for white‑label use.

Travel search API delivering flight, hotel, and car rental data with customizable UI components.

All‑in‑one travel portal software with integrated flight, hotel, and activity booking engines.

#15 Rezdy

Booking platform focused on tours and activities, but includes hotel and flight add‑ons via API.

#16 Vayant

GDS‑agnostic flight and hotel aggregation engine with low‑latency JSON APIs.

Mobile‑first booking engine offering real‑time flight and hotel inventory with offline capabilities.

White‑label hotel distribution platform with rate‑shopping and dynamic pricing tools.

Activity‑focused booking engine that integrates hotel and flight upsells via partner APIs.

#20 RMS Cloud

Property management system with built‑in OTA and flight booking integrations for travel agencies.

#21 RezLive

Live‑booking platform for hotels and flights with instant confirmation and multi‑language support.

Marketplace connecting travel agencies to multiple GDSs and hotel suppliers via a single API.

#23 iTravel

White‑label travel portal offering flight, hotel, and car rental booking with customizable branding.

India‑focused B2B travel platform with extensive hotel and flight inventory and API access.

Hotel distribution engine that also provides flight bundle options for agencies.

SaaS travel portal delivering flight, hotel, and activity booking with a drag‑and‑drop UI.

Meta‑search API focused on Asia‑Pacific markets, aggregating flights and hotels.

Dynamic pricing engine that combines flight and hotel data to create optimized packages.

Middleware that unifies Sabre, Amadeus, and Travelport data streams into a single RESTful API.

Hotel distribution platform with integrated flight bundling capabilities for agencies.

Robust set of APIs delivering hotel content, rates, and availability alongside Amadeus flight services.

Single API endpoint that provides access to flight, hotel, and car rental content from multiple GDSs.

Innovative flight‑mix technology with optional hotel add‑ons via partner integrations.

White‑label solution for agencies offering flight, hotel, and cruise bookings with real‑time inventory.