AirHint found the following cheapest return flights from San Francisco (SFO) to Athens (ATH) in May 2026 (see full year).

Return flights

04 May - 19 May	Scandinavian Airlines
07 May - 23 May	Scandinavian Airlines
18 May - 25 May	Lufthansa
01 May - 14 May	Scandinavian Airlines
17 May - 24 May	SWISS
16 May - 23 May	Air Canada
07 May - 14 May	Turkish Airlines
12 May - 19 May	Turkish Airlines
25 May - 01 Jun	Scandinavian Airlines
24 May - 05 Jun	WestJet
02 May - 09 May	Turkish Airlines
24 May - 31 May	Condor
27 May - 10 Jun	WestJet
30 May - 13 Jun	WestJet
27 May - 03 Jun	Turkish Airlines

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

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

Cheapest return flights from San Francisco to Athens in May from 426€

Return flights