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YJT to BFI: distance & flight time
Stephenville (Stephenville Airport) → Seattle (Boeing Field King County International Airport)
2,858 mi
4,599 km · 2,484 nm
6h 4m
estimated nonstop flight time
-4.5h
time difference · heading northwest
See live YJT→BFI fares Phone-only fares on this route — call free
Flight time details
2,858 miles nonstop takes roughly 6h 4m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.5-hour time set-back when reading arrival times on your ticket.
The two airports
- YJT — Stephenville Airport · Stephenville, Canada
- 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 YJT
- YDF · Deer Lake Airport70 mi away
- MQC · Miquelon Airport142 mi away
- YHR · Chevery Airport142 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 YJT from BFI?
The flight distance from Stephenville (YJT) to Seattle (BFI) is 2,858 miles (4,599 km, 2,484 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YJT to BFI?
A nonstop flight takes about 6h 4m 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 YJT to BFI?
Nonstop service on YJT–BFI 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 6h 4m nonstop estimate.
What is the time difference between Stephenville and Seattle?
Seattle is 4.5 hours behind Stephenville.
What is the cheapest way to fly from YJT to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YJT–BFI that never appear on search engines, with no booking fees.
Why are some YJT to BFI fares phone-only?
Consolidator contracts let us sell certain YJT–BFI 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.