This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $548 fare is the cheapest current round-trip from Seoul (ICN) to BSZ on Air China flight CA124, departing 2026-09-14 at 13:05 with return on 2026-10-05.

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