Cheapest return flights from Seattle to Copenhagen in July from $597

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 July 2025 (see full year).

Return flights

21 Jul - 19 Aug Icelandair
19 Jul - 19 Aug Icelandair
19 Jul - 21 Aug Icelandair
21 Jul - 23 Aug Icelandair
20 Jul - 20 Aug Icelandair
16 Jul - 20 Aug Icelandair
30 Jul - 20 Aug Icelandair
20 Jul - 18 Aug KLM
29 Jul - 07 Aug Icelandair
30 Jul - 08 Aug Icelandair
12 Jul - 27 Jul Icelandair
13 Jul - 20 Jul Icelandair
12 Jul - 27 Jul Scandinavian Airlines direct

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

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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