Seattle / Tacoma (SEA) to Copenhagen (CPH) flight deal in economy from $591

Delta Air LinesDLDelta Air Lines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
DenmarkCPH

Copenhagen Airport, Kastrup Airport

Copenhagen, Denmark
$727 USD
-19%$591 USD
Verified 13 days ago
Good Availability
54% of dates checked are available within 10% of the lowest price

Monday, September 21st, 2026

6 round-trip options

Returning
Sat, Sep 26, 2026•5 Day Trip
$643 USD
Google Flights
Returning
Mon, Sep 28, 2026•7 Day Trip
$643 USD
Google Flights
Returning
Tue, Sep 29, 2026•8 Day Trip
$643 USD
Google Flights
Returning
Wed, Sep 30, 2026•9 Day Trip
$657 USD
Google Flights
Returning
Fri, Oct 2, 2026•11 Day Trip
$657 USD
Google Flights
Returning
Sat, Oct 3, 2026•12 Day Trip
$657 USD
Google Flights