This is live pricing from Travelpayouts' aggregation of 40+ booking engines. The $155 fare is the cheapest current round-trip from Athens (ATH) to BCN on EC flight EC3656, departing 2026-10-09 at 16:30 with return on 2026-10-18.

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