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BFI to KOK: distance & flight time
Seattle (Boeing Field King County International Airport) → Kruunupyy (Kokkola-Pietarsaari Airport)
4,523 mi
7,280 km · 3,931 nm
9h 20m
estimated nonstop flight time
+10h
time difference · heading north
See live BFI→KOK fares Phone-only fares on this route — call free
Flight time details
4,523 miles nonstop takes roughly 9h 20m gate to gate, flying north. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- KOK — Kokkola-Pietarsaari Airport · Kruunupyy, Finland
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 KOK
- KAU · Kauhava Airport41 mi away
- YLI · Ylivieska Airfield53 mi away
- VAA · Vaasa Airport63 mi away
- SJY · Seinäjoki Airport72 mi away
Frequently asked questions
How far is BFI from KOK?
The flight distance from Seattle (BFI) to Kruunupyy (KOK) is 4,523 miles (7,280 km, 3,931 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to KOK?
A nonstop flight takes about 9h 20m 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 Kruunupyy?
Kruunupyy is 10 hours ahead of Seattle.
What is the cheapest way to fly from BFI to KOK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–KOK that never appear on search engines, with no booking fees.