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PHX to BFI: distance & flight time
Phoenix (Phoenix Sky Harbor International Airport) → Seattle (Boeing Field King County International Airport)
1,112 mi
1,789 km · 966 nm
2h 53m
estimated nonstop flight time
Same time
time difference · heading northwest
See live PHX→BFI fares Phone-only fares on this route — call free
Flight time details
1,112 miles nonstop takes roughly 2h 53m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- PHX — Phoenix Sky Harbor International Airport · Phoenix, 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 PHX
- SCF · Scottsdale Airport14 mi away
- MSC · Falcon Field16 mi away
- DVT · Phoenix Deer Valley Airport18 mi away
- GYR · Phoenix Goodyear Airport21 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 PHX from BFI?
The flight distance from Phoenix (PHX) to Seattle (BFI) is 1,112 miles (1,789 km, 966 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PHX to BFI?
A nonstop flight takes about 2h 53m 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 cheapest way to fly from PHX to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PHX–BFI that never appear on search engines, with no booking fees.