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DET to ISN: distance & flight time
Detroit (Coleman A. Young Municipal Airport) → Williston (Sloulin Field International Airport)
1,075 mi
1,730 km · 934 nm
2h 48m
estimated nonstop flight time
-1h
time difference · heading northwest
See live DET→ISN fares Phone-only fares on this route — call free
Flight time details
1,075 miles nonstop takes roughly 2h 48m gate to gate, flying northwest. 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
- DET — Coleman A. Young Municipal Airport · Detroit, United States
- 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 DET
- DTW · Detroit Metropolitan Wayne County Airport22 mi away
- YQG · Windsor Airport10 mi away
- MTC · Selfridge Air National Guard Base Airport17 mi away
- PTK · Oakland County International Airport27 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 DET from ISN?
The flight distance from Detroit (DET) to Williston (ISN) is 1,075 miles (1,730 km, 934 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DET to ISN?
A nonstop flight takes about 2h 48m 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 Detroit and Williston?
Williston is 1 hour behind Detroit.
What is the cheapest way to fly from DET to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DET–ISN that never appear on search engines, with no booking fees.