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CPH to SEA: distance & flight time
Copenhagen (Copenhagen Kastrup Airport) → Seattle (Seattle Tacoma International Airport)
4,853 mi
7,810 km · 4,217 nm
9h 59m
estimated nonstop flight time
-9h
time difference · heading northwest
See live CPH→SEA fares Phone-only fares on this route — call free
Flight time details
4,853 miles nonstop takes roughly 9h 59m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time set-back when reading arrival times on your ticket.
The two airports
- CPH — Copenhagen Kastrup Airport · Copenhagen, Denmark
- SEA — Seattle Tacoma International Airport · Seattle, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near CPH
- RKE · Copenhagen Roskilde Airport21 mi away
- MMX · Malmö Sturup Airport29 mi away
- AGH · Ängelholm-Helsingborg Airport47 mi away
- KID · Kristianstad Airport59 mi away
Near SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is CPH from SEA?
The flight distance from Copenhagen (CPH) to Seattle (SEA) is 4,853 miles (7,810 km, 4,217 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from CPH to SEA?
A nonstop flight takes about 9h 59m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Copenhagen and Seattle?
Seattle is 9 hours behind Copenhagen.
What is the cheapest way to fly from CPH to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on CPH–SEA that never appear on search engines, with no booking fees.