Cheapest return SFO–WAW flights, May

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

Return flights

06 May - 13 May Lufthansa
07 May - 20 May Turkish Airlines
07 May - 28 May Turkish Airlines
07 May - 10 May LOT direct
06 May - 10 May LOT direct
06 May - 13 May LOT direct
01 May - 05 May SWISS
06 May - 27 May Lufthansa
06 May - 28 May Lufthansa
06 May - 14 May Lufthansa
20 May - 11 Jun Alaska Airlines
20 May - 11 Jun LOT direct
24 May - 21 Jun Alaska Airlines
22 May - 19 Jun SWISS
25 May - 22 Jun KLM

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

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