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ONJ to BFI: distance & flight time
Odate Noshiro (Odate Noshiro Airport) → Seattle (Boeing Field King County International Airport)
4,545 mi
7,314 km · 3,949 nm
9h 23m
estimated nonstop flight time
-16h
time difference · heading northeast
See live ONJ→BFI fares Phone-only fares on this route — call free
Flight time details
4,545 miles nonstop takes roughly 9h 23m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 16-hour time set-back when reading arrival times on your ticket.
The two airports
- ONJ — Odate Noshiro Airport · Odate Noshiro, Japan
- 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 ONJ
- AOJ · Aomori Airport41 mi away
- AXT · Akita Airport41 mi away
- HHE · Hachinohe Airport63 mi away
- MSJ · Misawa Air Base63 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 ONJ from BFI?
The flight distance from Odate Noshiro (ONJ) to Seattle (BFI) is 4,545 miles (7,314 km, 3,949 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONJ to BFI?
A nonstop flight takes about 9h 23m 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 Odate Noshiro and Seattle?
Seattle is 16 hours behind Odate Noshiro.
What is the cheapest way to fly from ONJ to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONJ–BFI that never appear on search engines, with no booking fees.