This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $42 fare is the cheapest current round-trip from Tallinn (TLL) to STO on MW flight MW4645, departing 2026-09-14 at 00:00 with return on 2026-09-17.

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