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YDT to ISN: distance & flight time
Boundary Bay (Boundary Bay Airport) → Williston (Sloulin Field International Airport)
884 mi
1,423 km · 768 nm
2h 23m
estimated nonstop flight time
+2h
time difference · heading east
See live YDT→ISN fares Phone-only fares on this route — call free
Flight time details
884 miles nonstop takes roughly 2h 23m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time gain when reading arrival times on your ticket.
The two airports
- YDT — Boundary Bay Airport · Boundary Bay, Canada
- ISN — Sloulin Field International Airport · Williston, 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 YDT
- YVR · Vancouver International Airport11 mi away
- CXH · Vancouver Harbour Water Aerodrome16 mi away
- YLY · Langley Airport17 mi away
- YBW · Bedwell Harbour Seaplane Base25 mi away
Near ISN
- SDY · Sidney - Richland Regional Airport41 mi away
- YEN · Estevan Airport78 mi away
- OLF · L M Clayton Airport89 mi away
- GDV · Dawson Community Airport90 mi away
Frequently asked questions
How far is YDT from ISN?
The flight distance from Boundary Bay (YDT) to Williston (ISN) is 884 miles (1,423 km, 768 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YDT to ISN?
A nonstop flight takes about 2h 23m 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 Boundary Bay and Williston?
Williston is 2 hours ahead of Boundary Bay.
What is the cheapest way to fly from YDT to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YDT–ISN that never appear on search engines, with no booking fees.