This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $159 fare is the cheapest current round-trip from Bucharest (OTP) to BUD on W4 flight W43063, departing 2026-05-10 at 19:05 with return on 2026-05-11.

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