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Dev tools · January 21, 2021

DS

Duffel (S18) – The best API to sell flights online

Hey HN, We're Steve and Tom (YC S18), the co-founders of Duffel (https://duffel.com/), an API-based travel platform. Think of Stripe, but for searching and booking flights. We built Duffel after running head first into the problem of accessing airline inventory for a side-project that we had. All the providers out there (ever heard of a GDS? Amadeus? Sabre?) felt antiquated, expensive and quite frankly didn't even want to work with us. To top it up, once we started digging the only things we could hear were "PNR", "IATA", "ARC", "RBD" and other wonderful acronyms. It’s…

Duffel (S18) – The best API to sell flights online launched on January 21, 2021 with 28 votes, #923 of 3,157 launches that month and more than 75% of that year's launches.

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In plain words

Duffel is an API platform that simplifies flight search and booking for developers and travel companies. It provides modern access to airline inventory, replacing outdated systems from traditional providers. The platform is designed for startups and businesses that want to sell flights online without navigating complex accreditation processes, expensive fees, or legacy technology infrastructure that has traditionally dominated the travel industry.

written from the facts on this page · September 2026

From the sources

In the maker’s words, at launch

Hey HN, We're Steve and Tom (YC S18), the co-founders of Duffel (https://duffel.com/), an API-based travel platform. Think of Stripe, but for searching and booking flights. We built Duffel after running head first into the problem of accessing airline inventory for a side-project that we had. All the…

Does a similar job

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  • Duffel (YC S18) – A faster way to sell flights2023 · duffel.com · ▲89

    Hi everyone! I'm Steve, founder and CEO of Duffel. We're so excited to introduce Duffel Links today - a low code solution to sell flights online fast. Through one single API request, offer your customers a best-in-class shopping experience tailored to your brand. Since day 1, we've made it our mission to break down barriers in the travel industry and make it easy for anyone to start selling travel. Now with Links, you can still use Duffel even if you don't have technical skills. It truly has never been easier to get started selling travel. The Problem: We've removed many blockers to selling…

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Source: Show HN post ↗ · launch text quoted in part

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