KLM is the flag carrier of the Netherlands and a member of SkyTeam. It currently flies to over 600 destinations in 150 countries around the world, and its main hub is located in Amsterdam. The Duffel Flights API is built from the ground up and allows you to search, book and sell flights from KLM along with 300+ other airlines through a single integration.
Search & Book
Search for flights from KLM and more than 300 other airlines with real-time pricing and availability.Read the guide→
Cancel & Refund
Make it easy for your customers to cancel bookings and get a timely refund without having to bounce between airlines and agents.Read the guide→
Your customers want to decide where they sit. Duffel gives them the power to choose their seats using data sent directly from the airline.Read the guide→
Give your customers the ability to add bags on KLM - other services like extra leg room, priority boarding and in-flight meals are coming soon.Read the guide→
Offer your customers perks and benefits from their favourite airline's frequent flyer programme by capturing their number at search or booking.Read the guide→
Plans can change. When they do, make it easy for your customer to do everything from updating their departure time, to switching airlines and more.Read the guide→
Receive premium content including low fares and a wider range of paid extras.
This is the preferred channel of distribution for airlines and ensures earlier access to new features.
If surcharges are applicable through GDS you will bypass those costs by connecting directly.
If you wish to use your own accreditation, please contact us.
Search and Book
Cancel and Refund
Hold order, pay later
We're constantly releasing new capabilities across our airlines. To request a feature, contact us. We'd love to hear from you.
How does Duffel compare to KLM's API
The KLM API offers similar functionality to Duffel, but will only allow you to access content from KLM.
With Duffel, you get access to a network of 300+ of the world's leading airlines with just a single integration.
What is Managed Content?
Can I request a new feature or a new airline?
How much does Duffel cost?