AirHint found the following cheapest return flights from San Francisco (SFO) to Frankfurt (FRA) in May 2026 (see full year).
Return flights
| 05 May - 19 May | TAP | ||
| 01 May - 04 May | TAP | ||
| 20 May - 13 Jun | Condor | ||
| 24 May - 13 Jun | Condor | ||
| 02 May - 09 May | Lufthansa |
Also check the deals for one-way flights from San Francisco to Frankfurt in May.
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