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

Return flights

02 Sep - 09 Sep	Icelandair
02 Sep - 16 Sep	Icelandair
16 Sep - 26 Sep	Icelandair
05 Sep - 12 Sep	Icelandair
23 Sep - 07 Oct	Air France
11 Sep - 18 Sep	Icelandair
22 Sep - 27 Sep	Icelandair
02 Sep - 16 Sep	United	direct
02 Sep - 09 Sep	United	direct
08 Sep - 15 Sep	Icelandair
23 Sep - 07 Oct	Lufthansa	direct
17 Sep - 24 Sep	Lufthansa	direct
26 Sep - 03 Oct	Lufthansa	direct
29 Sep - 06 Oct	Lufthansa

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 $568

Return flights