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

Return flights

17 Oct - 30 Oct	Condor
08 Oct - 17 Oct	Condor
30 Oct - 13 Nov	Condor
03 Oct - 13 Oct	Condor
03 Oct - 17 Oct	Condor
15 Oct - 22 Oct	Lufthansa	direct
30 Oct - 06 Nov	Lufthansa	direct
30 Oct - 13 Nov	Lufthansa	direct
10 Oct - 17 Oct	Lufthansa	direct
17 Oct - 30 Oct	Lufthansa	direct
01 Oct - 11 Oct	Hawaiian Airlines
20 Oct - 27 Oct	Lufthansa	direct
25 Oct - 01 Nov	United
08 Oct - 17 Oct	Lufthansa	direct

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

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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Cheapest return flights from San Francisco to Frankfurt in October from 560€

Return flights