Transparency & How We Make Money

A free search engine still has to keep the lights on. Here's exactly how.

  1. Overview
  2. Transparency & How We Make Money

Custom fare search (our only paid service)

Occasionally, we offer a hands-on service: you tell us where you want to go, and we personally dig for the best airfare for your specific trip — dates, routing tricks, baggage math ...

How does sustainable.deals make money?

Fair question — the search is free, so what's the model?Partner commissions. When you book through one of the forwarding links on our platform, the travel agency or airline may pay ...