Cheapest return flights from Minneapolis to Denver in September from $78

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

Return flights

20 Sep - 23 Sep Frontier Airlines direct
09 Sep - 15 Sep Frontier Airlines direct
27 Sep - 30 Sep Frontier Airlines direct
18 Sep - 22 Sep Frontier Airlines direct
02 Sep - 05 Sep Frontier Airlines direct
16 Sep - 21 Sep Frontier Airlines direct
17 Sep - 21 Sep Frontier Airlines direct
23 Sep - 26 Sep Frontier Airlines direct
21 Sep - 23 Sep Frontier Airlines direct
12 Sep - 15 Sep Frontier Airlines direct
19 Sep - 02 Oct Sun Country Airlines direct
19 Sep - 05 Oct Sun Country Airlines direct
26 Sep - 02 Oct Sun Country Airlines direct
26 Sep - 13 Oct Sun Country Airlines direct
26 Sep - 05 Oct Sun Country Airlines direct
12 Sep - 02 Oct Sun Country Airlines direct
26 Sep - 12 Oct Sun Country Airlines direct
19 Sep - 06 Oct Sun Country Airlines direct
26 Sep - 06 Oct Sun Country Airlines direct
18 Sep - 02 Oct Sun Country Airlines direct

Also check the deals for one-way flights from Minneapolis to Denver in September.

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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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