Cheapest return flights from Washington to Copenhagen in October from $444

Best time to book flights for Washington (IAD) to Copenhagen (CPH) flights at AirHint

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

Return flights

10 Oct - 18 Oct Icelandair
03 Oct - 10 Oct Icelandair
26 Oct - 02 Nov Icelandair
16 Oct - 23 Oct Icelandair
13 Oct - 20 Oct Scandinavian Airlines direct
03 Oct - 10 Oct Scandinavian Airlines direct
10 Oct - 18 Oct Scandinavian Airlines direct

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

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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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