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BFI to YZH: distance & flight time
Seattle (Boeing Field King County International Airport) → Slave Lake (Slave Lake Airport)
626 mi
1,007 km · 544 nm
1h 50m
estimated nonstop flight time
+1h
time difference · heading northeast
See live BFI→YZH fares Phone-only fares on this route — call free
Flight time details
626 miles nonstop takes roughly 1h 50m gate to gate, flying northeast. 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
- YZH — Slave Lake Airport · Slave Lake, Canada
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 YZH
- YZU · Whitecourt Airport89 mi away
- YPE · Peace River Airport122 mi away
- YXD · Edmonton City Centre (Blatchford Field) Airport129 mi away
- YET · Edson Airport136 mi away
Frequently asked questions
How far is BFI from YZH?
The flight distance from Seattle (BFI) to Slave Lake (YZH) is 626 miles (1,007 km, 544 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BFI to YZH?
A nonstop flight takes about 1h 50m 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 Seattle and Slave Lake?
Slave Lake is 1 hour ahead of Seattle.
What is the cheapest way to fly from BFI to YZH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BFI–YZH that never appear on search engines, with no booking fees.