Cheapest one-way flights from San Francisco to Athens in September from $253

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

One-Way flights

24 Sep Hawaiian Airlines
16 Sep Alaska Airlines
20 Sep Frontier Airlines
22 Sep Hawaiian Airlines
06 Sep Frontier Airlines
05 Sep Alaska Airlines
15 Sep Alaska Airlines
04 Sep Alaska Airlines
03 Sep Alaska Airlines
10 Sep Hawaiian Airlines

Also check the deals for return flights from San Francisco 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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