This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $434 fare is the cheapest current round-trip from London (LHR) to BUH on Swiss flight LX325, departing 2026-07-24 at 17:15 with return on 2026-07-26.

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