This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $133 fare is the cheapest current round-trip from Athens (ATH) to IST on 3U flight 3U3828, departing 2026-05-20 at 12:00 with return on 2026-05-30.

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