Cheapest return flights from Washington to Copenhagen in December from 367€

AirHint found the following cheapest return flights from Washington (IAD) to Copenhagen (CPH) in December 2025 (see full year).

Return flights

08 Dec - 15 Dec Scandinavian Airlines direct
06 Dec - 27 Dec Scandinavian Airlines direct
02 Dec - 09 Dec Icelandair
07 Dec - 14 Dec Icelandair
04 Dec - 10 Dec Icelandair
04 Dec - 10 Dec Scandinavian Airlines direct
03 Dec - 10 Dec Scandinavian Airlines direct
12 Dec - 19 Dec United
13 Dec - 20 Dec Icelandair
23 Dec - 09 Jan Icelandair
17 Dec - 24 Dec Icelandair
17 Dec - 01 Jan Icelandair
23 Dec - 02 Jan Icelandair
24 Dec - 03 Jan Air France
24 Dec - 03 Jan Scandinavian Airlines direct
17 Dec - 01 Jan Scandinavian Airlines direct
14 Dec - 03 Jan British Airways

Also check the deals for one-way flights from Washington to Copenhagen in December.

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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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