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

Return flights

25 Sep - 09 Oct	Norse Atlantic Airways (UK)
15 Sep - 29 Sep	TAP
01 Sep - 01 Oct	Air Canada
09 Sep - 13 Sep	TAP
09 Sep - 16 Sep	Lufthansa	direct
03 Sep - 10 Sep	United
12 Sep - 26 Sep	Air Canada
12 Sep - 26 Sep	Condor	direct
09 Sep - 13 Sep	Condor	direct
23 Sep - 30 Sep	Lufthansa	direct
12 Sep - 19 Sep	United
06 Sep - 13 Sep	United
28 Sep - 05 Oct	United
25 Sep - 09 Oct	Lufthansa	direct
01 Sep - 01 Oct	Lufthansa	direct

Also check the deals for one-way flights from Miami 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 Miami to Frankfurt in September from $504

Return flights