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

Return flights

07 Sep - 12 Sep	Condor
30 Sep - 17 Oct	Condor
07 Sep - 15 Sep	Aer Lingus
01 Sep - 04 Sep	Condor
16 Sep - 26 Sep	Condor
07 Sep - 23 Sep	Icelandair
30 Sep - 15 Oct	Icelandair
27 Sep - 18 Oct	Frontier Airlines
10 Sep - 17 Sep	Lufthansa	direct
02 Sep - 04 Sep	Spirit Airlines
14 Sep - 30 Sep	Lufthansa	direct
02 Sep - 10 Sep	Spirit Airlines
21 Sep - 07 Oct	Sun Country Airlines
16 Sep - 23 Sep	Lufthansa	direct
21 Sep - 07 Oct	Lufthansa	direct
30 Sep - 15 Oct	Lufthansa	direct
30 Sep - 17 Oct	Lufthansa	direct
28 Sep - 18 Oct	Frontier Airlines
27 Sep - 04 Oct	Icelandair
18 Sep - 11 Oct	Frontier Airlines

Also check the deals for one-way flights from Minneapolis 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 Minneapolis to Frankfurt in September from 630€

Return flights