Cheapest return flights from Seattle to Copenhagen in April from $569

Best time to book flights for Seattle (SEA) to Copenhagen (CPH) flights at AirHint

AirHint found the following cheapest return flights from Seattle (SEA) to Copenhagen (CPH) in April 2025 (see full year).

Return flights

29 Apr - 06 May Icelandair
24 Apr - 27 Apr Icelandair
25 Apr - 02 May Icelandair
24 Apr - 01 May Icelandair
08 Apr - 15 Apr Delta
27 Apr - 04 May Icelandair

Also check the deals for one-way flights from Seattle to Copenhagen in April.

Skyscanner

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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