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AFW to BFI: distance & flight time
Fort Worth (Fort Worth Alliance Airport) → Seattle (Boeing Field King County International Airport)
1,644 mi
2,646 km · 1,429 nm
3h 41m
estimated nonstop flight time
-2h
time difference · heading northwest
See live AFW→BFI fares Phone-only fares on this route — call free
Flight time details
1,644 miles nonstop takes roughly 3h 41m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- AFW — Fort Worth Alliance Airport · Fort Worth, United States
- 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 AFW
- DFW · Dallas Fort Worth International Airport17 mi away
- FTW · Fort Worth Meacham International Airport12 mi away
- FWH · NAS Fort Worth JRB/Carswell Field17 mi away
- ADS · Addison Airport28 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 AFW from BFI?
The flight distance from Fort Worth (AFW) to Seattle (BFI) is 1,644 miles (2,646 km, 1,429 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AFW to BFI?
A nonstop flight takes about 3h 41m 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 Fort Worth and Seattle?
Seattle is 2 hours behind Fort Worth.
What is the cheapest way to fly from AFW to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AFW–BFI that never appear on search engines, with no booking fees.