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

Return flights

27 Aug - 05 Sep	Condor
19 Aug - 26 Aug	Condor
18 Aug - 17 Sep	Condor	direct
27 Aug - 04 Sep	Condor	direct
27 Aug - 05 Sep	Condor	direct
18 Aug - 27 Aug	Condor	direct
14 Aug - 27 Aug	Condor	direct
18 Aug - 03 Sep	Condor	direct
14 Aug - 20 Aug	Condor
11 Aug - 26 Aug	Condor
05 Aug - 19 Aug	Condor
19 Aug - 26 Aug	Condor	direct
11 Aug - 21 Aug	Condor	direct
06 Aug - 24 Aug	Condor	direct
07 Aug - 23 Aug	Condor
28 Aug - 09 Sep	Condor
28 Aug - 09 Sep	Condor	direct
28 Aug - 10 Sep	Condor	direct
31 Aug - 16 Sep	Condor
29 Aug - 05 Sep	Condor

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

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 August from $506

Return flights