Cheapest return flights from Seattle to Athens in September from 482€

AirHint found the following cheapest return flights from Seattle (SEA) to Athens (ATH) in September 2025 (see full year).

Return flights

22 Sep - 10 Oct Air France
09 Sep - 24 Sep Delta
10 Sep - 24 Sep Hawaiian Airlines
17 Sep - 01 Oct Delta
04 Sep - 16 Sep Turkish Airlines
22 Sep - 19 Oct Delta
04 Sep - 15 Sep Turkish Airlines
19 Sep - 28 Sep Delta
18 Sep - 27 Sep Turkish Airlines
04 Sep - 14 Sep Delta
28 Sep - 05 Oct Turkish Airlines

Also check the deals for one-way flights from Seattle to Athens in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Athens

Cheap car rent in Athens

Feel free to contact us with any feedback or request another flight research.