AirHint found the following cheapest return flights from Denver (DEN) to Copenhagen (CPH) in May 2026 (see full year).

Return flights

05 May - 12 May	Icelandair
04 May - 11 May	Icelandair
10 May - 17 May	Icelandair
12 May - 19 May	Icelandair
13 May - 20 May	Icelandair
06 May - 13 May	Icelandair
07 May - 14 May	Icelandair
08 May - 15 May	Icelandair
01 May - 08 May	Icelandair
11 May - 18 May	Icelandair
27 May - 03 Jun	Scandinavian Airlines
28 May - 04 Jun	Scandinavian Airlines
30 May - 06 Jun	Icelandair
31 May - 07 Jun	Icelandair
25 May - 01 Jun	Icelandair
26 May - 02 Jun	Icelandair
29 May - 05 Jun	Icelandair

Also check the deals for one-way flights from Denver to Copenhagen in May.

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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Cheapest return flights from Denver to Copenhagen in May from $463

Return flights