Cheapest return flights from Washington to Copenhagen in May from $545

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

Return flights

06 May - 15 May Air Canada
06 May - 16 May Icelandair
14 May - 24 May Icelandair
01 May - 31 May TAP
06 May - 15 May Scandinavian Airlines direct
04 May - 11 May Scandinavian Airlines direct
09 May - 16 May Icelandair
14 May - 21 May Icelandair
19 May - 26 May Icelandair
05 May - 12 May British Airways
29 May - 05 Jun Icelandair
29 May - 05 Jun Scandinavian Airlines direct

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

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