Cheapest one-way flights from Seattle to Athens in September from 221€

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

One-Way flights

11 Sep Icelandair
24 Sep Hawaiian Airlines
03 Sep Icelandair
18 Sep Frontier Airlines
28 Sep Alaska Airlines

Also check the deals for return 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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