Seattle / Tacoma (SEA) to Copenhagen (CPH) flight deal in economy from $473

Air CanadaACAir CanadaLufthansaLHLufthansaSwiss International Air LinesLXSwiss International Air LinesAustrian AirlinesOSAustrian AirlinesUnited AirlinesUAUnited Airlines
Round Trip•Economy
United StatesSEA

Seattle–Tacoma International Airport

Seattle / Tacoma, United States
DenmarkCPH

Copenhagen Airport, Kastrup Airport

Copenhagen, Denmark
$635 USD
-26%$473 USD
Verified about 5 hours ago
Fair Availability
35% of dates checked are available within 10% of the lowest price

Tuesday, September 15th, 2026

7 round-trip options

Returning
Sun, Sep 20, 2026•5 Day Trip
$710 USD
Google Flights
Returning
Tue, Sep 22, 2026•7 Day Trip
$710 USD
Google Flights
Returning
Wed, Sep 23, 2026•8 Day Trip
$721 USD
Google Flights
Returning
Sat, Sep 26, 2026•11 Day Trip
$726 USD
Google Flights
Returning
Sun, Sep 27, 2026•12 Day Trip
$710 USD
Google Flights
Returning
Mon, Sep 28, 2026•13 Day Trip
$721 USD
Google Flights
Returning
Tue, Sep 29, 2026•14 Day Trip
$710 USD
Google Flights