Cheapest return flights from Seattle to Athens in September from 455€

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

Return flights

02 Sep - 09 Sep Air Canada
03 Sep - 10 Sep Air Canada
10 Sep - 17 Sep Air Canada
23 Sep - 30 Sep Air Canada
17 Sep - 24 Sep Air Canada
24 Sep - 01 Oct Air Canada
04 Sep - 11 Sep Air Canada
11 Sep - 18 Sep Air Canada
18 Sep - 25 Sep Air Canada
22 Sep - 29 Sep Air Canada
01 Sep - 08 Sep Air Canada
29 Sep - 06 Oct Air Canada
25 Sep - 02 Oct Turkish Airlines
30 Sep - 07 Oct Turkish Airlines
14 Sep - 11 Oct Scandinavian Airlines
26 Sep - 03 Oct Turkish Airlines
22 Sep - 10 Oct Turkish Airlines
27 Sep - 04 Oct Icelandair
28 Sep - 05 Oct Lufthansa
22 Sep - 19 Oct Delta

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.

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