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ISN to DGL: distance & flight time
Williston (Sloulin Field International Airport) → Douglas (Douglas Municipal Airport)
1,203 mi
1,936 km · 1,046 nm
3h 5m
estimated nonstop flight time
-2h
time difference · heading south
See live ISN→DGL fares Phone-only fares on this route — call free
Flight time details
1,203 miles nonstop takes roughly 3h 5m gate to gate, flying south. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- DGL — Douglas Municipal Airport · Douglas, 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 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 DGL
Frequently asked questions
How far is ISN from DGL?
The flight distance from Williston (ISN) to Douglas (DGL) is 1,203 miles (1,936 km, 1,046 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to DGL?
A nonstop flight takes about 3h 5m 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 Williston and Douglas?
Douglas is 2 hours behind Williston.
What is the cheapest way to fly from ISN to DGL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–DGL that never appear on search engines, with no booking fees.