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OUL to BFI: distance & flight time
Oulu (Oulu Airport) → Seattle (Boeing Field King County International Airport)
4,474 mi
7,201 km · 3,888 nm
9h 14m
estimated nonstop flight time
-10h
time difference · heading northwest
See live OUL→BFI fares Phone-only fares on this route — call free
Flight time details
4,474 miles nonstop takes roughly 9h 14m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 10-hour time set-back when reading arrival times on your ticket.
The two airports
- OUL — Oulu Airport · Oulu, Finland
- BFI — Boeing Field King County 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 OUL
- KEM · Kemi-Tornio Airport63 mi away
- YLI · Ylivieska Airfield63 mi away
- KAJ · Kajaani Airport82 mi away
- LLA · Luleå Airport103 mi away
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
Frequently asked questions
How far is OUL from BFI?
The flight distance from Oulu (OUL) to Seattle (BFI) is 4,474 miles (7,201 km, 3,888 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OUL to BFI?
A nonstop flight takes about 9h 14m 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 Oulu and Seattle?
Seattle is 10 hours behind Oulu.
What is the cheapest way to fly from OUL to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OUL–BFI that never appear on search engines, with no booking fees.