Cheapest return flights from Seattle (SEA) to Copenhagen (CPH), April

18 dates in April 2027, from $ 458. Book in one tap, or check whether to buy now or wait.

One-wayReturn
Dates, airline, and price
Dates Airline Price
22 Apr 29 Apr 2027 Air Canada
14 Apr 21 Apr 2027 Air Canada
7 Apr 14 Apr 2027 Air Canada
1 Apr 8 Apr 2027 Air Canada
6 Apr 13 Apr 2027 Air Canada
8 Apr 15 Apr 2027 Air Canada
13 Apr 20 Apr 2027 Air Canada
15 Apr 22 Apr 2027 Air Canada
19 Apr 26 Apr 2027 Air Canada
20 Apr 27 Apr 2027 Air Canada
29 Apr 6 May 2027 Air Canada
26 Apr 3 May 2027 Air Canada
28 Apr 12 May 2027 Air Canada
24 Apr 1 May 2027 Air Canada
28 Apr 5 May 2027 Air Canada
27 Apr 4 May 2027 Air Canada
30 Apr 7 May 2027 Lufthansa
25 Apr 2 May 2027 Lufthansa
Powered by

Cheapest deals for the full year

Deals for one-way flights from Seattle to Copenhagen in April.

Book a cheap hotel in Copenhagen

Cheap car rent in Kastrup

Updated Oct 11, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

Feel free to contact us with any feedback or request another flight research.