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HNA to BFI: distance & flight time
Hanamaki (Hanamaki Airport) → Seattle (Boeing Field King County International Airport)
4,551 mi
7,324 km · 3,955 nm
9h 23m
estimated nonstop flight time
-16h
time difference · heading northeast
See live HNA→BFI fares Phone-only fares on this route — call free
Flight time details
4,551 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
- HNA — Hanamaki Airport · Hanamaki, 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 HNA
- AXT · Akita Airport51 mi away
- ONJ · Odate Noshiro Airport67 mi away
- HHE · Hachinohe Airport80 mi away
- GAJ · Yamagata Airport81 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 HNA from BFI?
The flight distance from Hanamaki (HNA) to Seattle (BFI) is 4,551 miles (7,324 km, 3,955 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HNA 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 Hanamaki and Seattle?
Seattle is 16 hours behind Hanamaki.
What is the cheapest way to fly from HNA to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HNA–BFI that never appear on search engines, with no booking fees.