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

Return flights

13 Sep - 29 Sep	TAP
07 Sep - 15 Sep	TAP
14 Sep - 21 Sep	TAP
07 Sep - 18 Sep	TAP
11 Sep - 21 Sep	Norse Atlantic Airways (UK)
08 Sep - 22 Sep	Alaska Airlines
14 Sep - 02 Oct	Condor
16 Sep - 24 Sep	Norse Atlantic Airways
16 Sep - 07 Oct	TAP
08 Sep - 22 Sep	Condor	direct
16 Sep - 28 Sep	Spirit Airlines
12 Sep - 27 Sep	Condor	direct
14 Sep - 02 Oct	Condor	direct
26 Sep - 01 Oct	Norse Atlantic Airways (UK)
04 Sep - 10 Oct	Brussels Airlines
26 Sep - 01 Oct	Condor	direct
04 Sep - 10 Oct	Condor	direct
16 Sep - 07 Oct	Lufthansa	direct
28 Sep - 05 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 $526

Return flights