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BFI to BYI: distance & flight time
Seattle (Boeing Field King County International Airport) → Burley (Burley Municipal Airport)
540 mi
869 km · 469 nm
1h 38m
estimated nonstop flight time
—
time difference · heading southeast
See live BFI→BYI fares Phone-only fares on this route — call free
Flight time details
540 miles nonstop takes roughly 1h 38m gate to gate, flying southeast. 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
- BFI — Boeing Field King County International Airport · Seattle, United States
- BYI — Burley Municipal Airport · Burley, 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 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
Near BYI
- TWF · Joslin Field Magic Valley Regional Airport37 mi away
- PIH · Pocatello Regional Airport65 mi away
- SUN · Friedman Memorial Airport72 mi away
- IDA · Idaho Falls Regional Airport109 mi away
Frequently asked questions
How far is BFI from BYI?
The flight distance from Seattle (BFI) to Burley (BYI) is 540 miles (869 km, 469 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to BYI?
A nonstop flight takes about 1h 38m 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 BFI to BYI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–BYI that never appear on search engines, with no booking fees.