This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $146 fare is the cheapest current round-trip from Budapest (BUD) to FRA on W4 flight W42335, departing 2026-08-10 at 21:55 with return on 2026-08-12.

Clicking "Book this flight" opens Kiwi.com with this exact flight pre-filtered — same airline, same dates, same passenger count.