This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $680 fare is the cheapest current round-trip from Athens (ATH) to BSZ on W4 flight W45214, departing 2026-07-28 at 22:55 with return on 2026-09-10.

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