Duffel
Unified APIs software
Travel management software
Travel & expense software
Accounting & finance software
- Features
- Ease of use
- Ease of management
- Quality of support
- Affordability
- Market presence
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Pay-as-you-go
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- Transportation and logistics
- Arts, entertainment, and recreation
What is Duffel
Duffel is a travel technology platform that provides APIs for searching, booking, and managing flights and other travel content within third-party applications. It is used by travel agencies, online booking tools, and companies building travel experiences that need programmatic access to airline inventory and order management. The product focuses on developer-oriented integration, including modern API design and tooling to support booking flows and post-booking servicing.
Developer-first travel APIs
Duffel provides APIs that cover key travel workflows such as search, offer selection, booking, and order management. It is designed for embedding travel functionality into custom applications rather than relying on a full end-user booking UI. Documentation and SDK-style tooling reduce the effort to implement and maintain integrations compared with older, more fragmented travel connectivity approaches.
Modern order management workflows
The platform supports post-booking operations (for example, retrieving orders and managing changes) through API-driven workflows. This helps product teams build servicing features directly into their applications instead of handling them manually. Centralizing these operations can reduce operational overhead for teams that would otherwise manage multiple airline-specific processes.
Single integration for content access
Duffel acts as an aggregation layer so customers can connect once and access multiple travel content sources through a consistent interface. This approach aligns with unified-API patterns used in other integration platforms, but applied to travel booking and servicing. It can shorten time-to-market for travel products that would otherwise require multiple direct supplier integrations.
Travel scope is specialized
Duffel is primarily focused on travel booking connectivity rather than broad travel-and-expense or finance automation. Organizations looking for end-to-end expense capture, policy controls, reimbursements, and accounting workflows typically need additional systems. As a result, it may not replace dedicated travel management or T&E platforms on its own.
Coverage varies by supplier
As with most travel connectivity platforms, content availability and feature completeness can vary by airline, market, and booking type. Some servicing actions, fare rules, ancillaries, or edge-case changes may not be uniformly supported across all suppliers. Teams should validate required routes, carriers, and post-booking scenarios during evaluation.
Integration and compliance overhead
Implementing booking flows requires engineering effort, including payment handling, customer support processes, and operational monitoring. Depending on the business model, teams may also need to address regulatory and industry requirements (for example, consumer protection rules and data handling obligations). This can make adoption heavier than deploying a packaged travel tool.
Plan & Pricing
Pricing model: Pay-as-you-go (usage-based) Currencies: GBP, USD, EUR, AUD (selectable on site) Free sign-up / free tier: Self-serve sign-up with zero up-front costs; you can "Sign up and start selling flights" without upfront capital (no time-limited trial stated).
Official fees (as published on Duffel's pricing page):
- Orders — $3.00 per confirmed order (charged monthly).
- Managed Content — 1% of total order value (charged monthly per confirmed order).
- Ancillaries — $2.00 per paid ancillary (charged monthly).
- Excess search fee — $0.005 per excess search if you exceed a 1500:1 search-to-book ratio (charged monthly). 1500:1 is the free search-to-book allowance.
- Stays — Profit share on every completed stay (contact Sales for details).
- Enterprise — Bespoke/custom pricing; contact Sales for volume/enterprise arrangements.
Other official notes from Duffel:
- "Pay as you go" and "Zero up-front costs" are explicitly stated on the pricing page.
- FX (foreign exchange) fees: 2% on the exchange rate when currency conversion is required.
- Volume/commitment discounts and enterprise arrangements are available; the page directs customers to contact Sales for those details.
- Billing/cadence: fees are described as charged monthly (based on usage).
Seller details
Duffel Ltd
London, United Kingdom
2017
Private
https://duffel.com
https://x.com/duffel
https://www.linkedin.com/company/duffel/
