Cheapest return flights from Denver to Milano in December from $552

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

Return flights

08 Dec - 14 Dec Lufthansa
04 Dec - 11 Dec Brussels Airlines
07 Dec - 14 Dec KLM
12 Dec - 15 Dec Delta
06 Dec - 13 Dec KLM
30 Dec - 06 Jan Frontier Airlines
24 Dec - 28 Dec Lufthansa
20 Dec - 28 Dec Frontier Airlines

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

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