Cheapest return flights from Frankfurt to San Francisco in May from $497

Best time to book flights for Frankfurt (FRA) to San Francisco (SFO) flights at AirHint

AirHint found the following cheapest return flights from Frankfurt (FRA) to San Francisco (SFO) in May 2025 (see full year).

Return flights

05 May - 12 May SWISS
14 May - 19 May United
14 May - 28 May United
07 May - 21 May United
07 May - 11 May United
01 May - 20 May United
06 May - 20 May United
04 May - 12 May Lufthansa
09 May - 13 May Lufthansa
08 May - 13 May Lufthansa
16 May - 01 Jun Iberia
28 May - 01 Jun British Airways
28 May - 03 Jun Delta
27 May - 03 Jun Delta
30 May - 13 Jun Delta
21 May - 08 Jun Delta
29 May - 05 Jun United
26 May - 05 Jun United
25 May - 08 Jun Delta
25 May - 13 Jun Delta

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

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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