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ISN to WNN: distance & flight time
Williston (Sloulin Field International Airport) → Wunnumin Lake (Wunnumin Lake Airport)
708 mi
1,139 km · 615 nm
2h
estimated nonstop flight time
+1h
time difference · heading northeast
See live ISN→WNN fares Phone-only fares on this route — call free
Flight time details
708 miles nonstop takes roughly 2h 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
- ISN — Sloulin Field International Airport · Williston, United States
- WNN — Wunnumin Lake Airport · Wunnumin 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 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
Near WNN
- KIF · Kingfisher Lake Airport25 mi away
- SUR · Summer Beaver Airport34 mi away
- YBS · Opapimiskan Lake Airport50 mi away
- XKS · Kasabonika Airport51 mi away
Frequently asked questions
How far is ISN from WNN?
The flight distance from Williston (ISN) to Wunnumin Lake (WNN) is 708 miles (1,139 km, 615 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to WNN?
A nonstop flight takes about 2h 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 ISN to WNN?
Nonstop service on ISN–WNN 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 2h nonstop estimate.
What is the time difference between Williston and Wunnumin Lake?
Wunnumin Lake is 1 hour ahead of Williston.
What is the cheapest way to fly from ISN to WNN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–WNN that never appear on search engines, with no booking fees.
Why are some ISN to WNN fares phone-only?
Consolidator contracts let us sell certain ISN–WNN 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.