Cheapest return flights from Denver to Zurich in December from 526€

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

Return flights

06 Dec - 13 Dec Icelandair
17 Dec - 10 Jan jetBlue
23 Dec - 30 Dec Turkish Airlines
12 Dec - 03 Jan Frontier Airlines
19 Dec - 10 Jan Frontier Airlines
20 Dec - 10 Jan Southwest Airlines
21 Dec - 02 Jan Icelandair
19 Dec - 02 Jan Sun Country Airlines

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

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