AirHint found the following cheapest return flights from San Francisco (SFO) to Paris (CDG) in September 2025 (see full year).

Return flights

24 Sep - 09 Oct	Condor
09 Sep - 08 Oct	Condor
08 Sep - 24 Sep	Condor
23 Sep - 28 Sep	Hawaiian Airlines
17 Sep - 24 Sep	Condor
16 Sep - 07 Oct	Condor
10 Sep - 19 Sep	Alaska Airlines
08 Sep - 15 Sep	Condor
24 Sep - 30 Sep	Condor
09 Sep - 16 Sep	Condor
02 Sep - 16 Sep	Condor
16 Sep - 01 Oct	Condor
05 Sep - 19 Sep	Condor
17 Sep - 30 Sep	Condor
20 Sep - 02 Oct	Scandinavian Airlines
30 Sep - 07 Oct	United
03 Sep - 05 Oct	Scandinavian Airlines
25 Sep - 12 Oct	Condor
21 Sep - 03 Oct	Air France	direct
24 Sep - 01 Oct	Air France	direct

Also check the deals for one-way flights from San Francisco to Paris in September.

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 Paris in September from 458€

Return flights