Cheapest return IAD–CPH flights, April

AirHint found the following cheapest return flights from Washington (IAD) to Copenhagen (CPH) in April 2026 (see full year).

Return flights

30 Apr - 06 May SWISS
29 Apr - 06 May Air France
30 Apr - 04 May British Airways
29 Apr - 06 May Scandinavian Airlines direct
30 Apr - 07 May Scandinavian Airlines direct
30 Apr - 06 May Scandinavian Airlines direct

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

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