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PWM to BFI: distance & flight time
Portland (Portland International Jetport Airport) → Seattle (Boeing Field King County International Airport)
2,481 mi
3,993 km · 2,156 nm
5h 20m
estimated nonstop flight time
-3h
time difference · heading northwest
See live PWM→BFI fares Phone-only fares on this route — call free
Flight time details
2,481 miles nonstop takes roughly 5h 20m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- PWM — Portland International Jetport Airport · Portland, 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 PWM
- NHZ · Brunswick Executive Airport25 mi away
- LEW · Auburn Lewiston Municipal Airport28 mi away
- FRY · Eastern Slopes Regional Airport40 mi away
- PSM · Portsmouth International at Pease Airport47 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 PWM from BFI?
The flight distance from Portland (PWM) to Seattle (BFI) is 2,481 miles (3,993 km, 2,156 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from PWM to BFI?
A nonstop flight takes about 5h 20m 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 Portland and Seattle?
Seattle is 3 hours behind Portland.
What is the cheapest way to fly from PWM to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on PWM–BFI that never appear on search engines, with no booking fees.