Data sources

• Fares: the Aviasales Data API, through the Travelpayouts affiliate programme: the cheapest prices Aviasales users found in the last few days. Not live quotes.
• Airports, cities and airlines: Travelpayouts reference data.
• Cabin bag prices: averages from Which?'s study of 1,500+ flights (December 2025), and the airlines' published fare rules for which fares include a cabin bag.

We don't copy airline websites or Google Flights.