Cheapest return flights from San Francisco to Athens in September from $503

Best time to book flights for San Francisco (SFO) to Athens (ATH) flights at AirHint

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

Return flights

01 Sep - 08 Sep Scandinavian Airlines
03 Sep - 17 Sep Scandinavian Airlines
14 Sep - 25 Sep Scandinavian Airlines
16 Sep - 04 Oct Scandinavian Airlines
09 Sep - 23 Sep Scandinavian Airlines
08 Sep - 19 Sep Scandinavian Airlines
27 Sep - 04 Oct Scandinavian Airlines
24 Sep - 12 Oct Scandinavian Airlines
06 Sep - 20 Sep Scandinavian Airlines
20 Sep - 27 Sep Scandinavian Airlines
02 Sep - 09 Sep Scandinavian Airlines
06 Sep - 13 Sep Scandinavian Airlines
25 Sep - 01 Oct Turkish Airlines
14 Sep - 21 Sep Turkish Airlines

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

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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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