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SDF to ISN: distance & flight time
Louisville (Louisville International Standiford Field) → Williston (Sloulin Field International Airport)
1,132 mi
1,822 km · 984 nm
2h 56m
estimated nonstop flight time
-1h
time difference · heading northwest
See live SDF→ISN fares Phone-only fares on this route — call free
Flight time details
1,132 miles nonstop takes roughly 2h 56m 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
- SDF — Louisville International Standiford Field · Louisville, 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 SDF
- LOU · Bowman Field5 mi away
- FTK · Godman Army Air Field22 mi away
- FFT · Capital City Airport45 mi away
- LEX · Blue Grass Airport62 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 SDF from ISN?
The flight distance from Louisville (SDF) to Williston (ISN) is 1,132 miles (1,822 km, 984 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SDF to ISN?
A nonstop flight takes about 2h 56m 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 Louisville and Williston?
Williston is 1 hour behind Louisville.
What is the cheapest way to fly from SDF to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SDF–ISN that never appear on search engines, with no booking fees.