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BFI to WYS: distance & flight time
Seattle (Boeing Field King County International Airport) → West Yellowstone (Yellowstone Airport)
570 mi
917 km · 495 nm
1h 42m
estimated nonstop flight time
+1h
time difference · heading east
See live BFI→WYS fares Phone-only fares on this route — call free
Flight time details
570 miles nonstop takes roughly 1h 42m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- BFI — Boeing Field King County International Airport · Seattle, United States
- WYS — Yellowstone Airport · West Yellowstone, 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 WYS
- BZN · Gallatin Field75 mi away
- JAC · Jackson Hole Airport77 mi away
- LVM · Mission Field77 mi away
- IDA · Idaho Falls Regional Airport94 mi away
Frequently asked questions
How far is BFI from WYS?
The flight distance from Seattle (BFI) to West Yellowstone (WYS) is 570 miles (917 km, 495 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to WYS?
A nonstop flight takes about 1h 42m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from BFI to WYS?
Nonstop service on BFI–WYS depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 42m nonstop estimate.
What is the time difference between Seattle and West Yellowstone?
West Yellowstone is 1 hour ahead of Seattle.
What is the cheapest way to fly from BFI to WYS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–WYS that never appear on search engines, with no booking fees.
Why are some BFI to WYS fares phone-only?
Consolidator contracts let us sell certain BFI–WYS tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.