Cheapest return flights from Milwaukee to Denver in April from $127

AirHint found the following cheapest return flights from Milwaukee (MKE) to Denver (DEN) in April 2026 (see full year).

Return flights

17 Apr - 20 Apr Frontier Airlines direct
17 Apr - 19 Apr Frontier Airlines
23 Apr - 27 Apr Frontier Airlines
22 Apr - 26 Apr Alaska Airlines
01 Apr - 01 Apr United direct
24 Apr - 28 Apr United direct
04 Apr - 08 Apr United direct
07 Apr - 09 Apr Southwest Airlines
23 Apr - 27 Apr United direct
06 Apr - 09 Apr United direct

Also check the deals for one-way flights from Milwaukee to Denver in April.

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