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YQB to ISN: distance & flight time
Quebec (Quebec Jean Lesage International Airport) → Williston (Sloulin Field International Airport)
1,498 mi
2,410 km · 1,302 nm
3h 43m
estimated nonstop flight time
-1h
time difference · heading west
See live YQB→ISN fares Phone-only fares on this route — call free
Flight time details
1,498 miles nonstop takes roughly 3h 43m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- YQB — Quebec Jean Lesage International Airport · Quebec, 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 YQB
- YRQ · Trois-Rivières Airport68 mi away
- YML · Charlevoix Airport78 mi away
- YSC · Sherbrooke Airport95 mi away
- YBG · CFB Bagotville108 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 YQB from ISN?
The flight distance from Quebec (YQB) to Williston (ISN) is 1,498 miles (2,410 km, 1,302 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YQB to ISN?
A nonstop flight takes about 3h 43m 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 Quebec and Williston?
Williston is 1 hour behind Quebec.
What is the cheapest way to fly from YQB to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YQB–ISN that never appear on search engines, with no booking fees.