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TWB to BFI: distance & flight time
Toowoomba (Toowoomba Airport) → Seattle (Boeing Field King County International Airport)
7,412 mi
11,929 km · 6,441 nm
15h
estimated nonstop flight time
-17h
time difference · heading northeast
See live TWB→BFI fares Phone-only fares on this route — call free
Flight time details
7,412 miles nonstop takes roughly 15h gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 17-hour time set-back when reading arrival times on your ticket.
The two airports
- TWB — Toowoomba Airport · Toowoomba, Australia
- 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 TWB
- WTB · Toowoomba Wellcamp Airport8 mi away
- OKY · Oakey Airport14 mi away
- ACF · Brisbane Archerfield Airport67 mi away
- KGY · Kingaroy Airport67 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 TWB from BFI?
The flight distance from Toowoomba (TWB) to Seattle (BFI) is 7,412 miles (11,929 km, 6,441 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TWB to BFI?
A nonstop flight takes about 15h 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 Toowoomba and Seattle?
Seattle is 17 hours behind Toowoomba.
What is the cheapest way to fly from TWB to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TWB–BFI that never appear on search engines, with no booking fees.