Need help booking?
Unpublished phone-only deals available
AXJ to BFI: distance & flight time
Amakusa (Amakusa Airport) → Seattle (Boeing Field King County International Airport)
5,322 mi
8,565 km · 4,625 nm
10h 54m
estimated nonstop flight time
-16h
time difference · heading northeast
See live AXJ→BFI fares Phone-only fares on this route — call free
Flight time details
5,322 miles nonstop takes roughly 10h 54m 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
- AXJ — Amakusa Airport · Amakusa, 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 AXJ
- NGS · Nagasaki Airport33 mi away
- KMJ · Kumamoto Airport47 mi away
- HSG · Saga Airport47 mi away
- KOJ · Kagoshima Airport57 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 AXJ from BFI?
The flight distance from Amakusa (AXJ) to Seattle (BFI) is 5,322 miles (8,565 km, 4,625 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AXJ to BFI?
A nonstop flight takes about 10h 54m 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 Amakusa and Seattle?
Seattle is 16 hours behind Amakusa.
What is the cheapest way to fly from AXJ to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AXJ–BFI that never appear on search engines, with no booking fees.