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GRF to KOK: distance & flight time
Fort Lewis (Gray Army Air Field) → Kruunupyy (Kokkola-Pietarsaari Airport)
4,557 mi
7,334 km · 3,960 nm
9h 24m
estimated nonstop flight time
+10h
time difference · heading north
See live GRF→KOK fares Phone-only fares on this route — call free
Flight time details
4,557 miles nonstop takes roughly 9h 24m 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
- GRF — Gray Army Air Field · Fort Lewis, 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 GRF
- SEA · Seattle Tacoma International Airport29 mi away
- TCM · McChord Air Force Base6 mi away
- TIW · Tacoma Narrows Airport13 mi away
- OLM · Olympia Regional Airport17 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 GRF from KOK?
The flight distance from Fort Lewis (GRF) to Kruunupyy (KOK) is 4,557 miles (7,334 km, 3,960 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRF to KOK?
A nonstop flight takes about 9h 24m 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 Fort Lewis and Kruunupyy?
Kruunupyy is 10 hours ahead of Fort Lewis.
What is the cheapest way to fly from GRF to KOK?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRF–KOK that never appear on search engines, with no booking fees.