Cheapest return flights from Kansas City to Denver in December from 130€

AirHint found the following cheapest return flights from Kansas City (MCI) to Denver (DEN) in December 2025 (see full year).

Return flights

31 Dec - 03 Jan Frontier Airlines direct
12 Dec - 15 Dec Frontier Airlines direct
12 Dec - 14 Dec Frontier Airlines direct
25 Dec - 28 Dec Frontier Airlines
30 Dec - 03 Jan Frontier Airlines direct
23 Dec - 26 Dec Frontier Airlines
24 Dec - 27 Dec Frontier Airlines
19 Dec - 22 Dec Frontier Airlines direct
11 Dec - 14 Dec Frontier Airlines
20 Dec - 21 Dec Frontier Airlines
12 Dec - 13 Dec Frontier Airlines
08 Dec - 15 Dec Frontier Airlines direct

Also check the deals for one-way flights from Kansas City to Denver in December.

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