AirHint found the following cheapest return flights from Los Angeles (LAX) to Frankfurt (FRA) in September 2025 (see full year).

Return flights

02 Sep - 09 Sep	Condor
13 Sep - 24 Sep	Condor
03 Sep - 17 Sep	Condor
29 Sep - 13 Oct	Condor
08 Sep - 22 Sep	Condor
11 Sep - 17 Sep	Condor
07 Sep - 10 Sep	Norse Atlantic Airways (UK)
13 Sep - 23 Sep	Condor
07 Sep - 21 Sep	Condor
11 Sep - 25 Sep	Norse Atlantic Airways (UK)
14 Sep - 21 Sep	Condor
08 Sep - 10 Oct	Air Canada
26 Sep - 03 Oct	FrenchBee
26 Sep - 05 Oct	Condor
26 Sep - 05 Oct	Lufthansa	direct
24 Sep - 01 Oct	Lufthansa	direct
30 Sep - 07 Oct	Lufthansa	direct

Also check the deals for one-way flights from Los Angeles to Frankfurt 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 Los Angeles to Frankfurt in September from 443€

Return flights