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BFI to KSK: distance & flight time
Seattle (Boeing Field King County International Airport) → Karlskoga (Karlskoga Airport)
4,660 mi
7,499 km · 4,049 nm
9h 36m
estimated nonstop flight time
+9h
time difference · heading north
See live BFI→KSK fares Phone-only fares on this route — call free
Flight time details
4,660 miles nonstop takes roughly 9h 36m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 9-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- KSK — Karlskoga Airport · Karlskoga, Sweden
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 BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Near KSK
- ORB · Örebro Airport21 mi away
- KSD · Karlstad Airport41 mi away
- HFS · Hagfors Airport57 mi away
- KVB · Skövde Airport64 mi away
Frequently asked questions
How far is BFI from KSK?
The flight distance from Seattle (BFI) to Karlskoga (KSK) is 4,660 miles (7,499 km, 4,049 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to KSK?
A nonstop flight takes about 9h 36m 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 Seattle and Karlskoga?
Karlskoga is 9 hours ahead of Seattle.
What is the cheapest way to fly from BFI to KSK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–KSK that never appear on search engines, with no booking fees.