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ISN to LAF: distance & flight time
Williston (Sloulin Field International Airport) → Lafayette (Purdue University Airport)
982 mi
1,580 km · 853 nm
2h 36m
estimated nonstop flight time
+1h
time difference · heading southeast
See live ISN→LAF fares Phone-only fares on this route — call free
Flight time details
982 miles nonstop takes roughly 2h 36m gate to gate, flying southeast. 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
- LAF — Purdue University Airport · Lafayette, 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 LAF
- DNV · Vermilion Regional Airport38 mi away
- RNZ · Jasper County Airport39 mi away
- GUS · Grissom Air Reserve Base44 mi away
- OKK · Kokomo Municipal Airport47 mi away
Frequently asked questions
How far is ISN from LAF?
The flight distance from Williston (ISN) to Lafayette (LAF) is 982 miles (1,580 km, 853 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to LAF?
A nonstop flight takes about 2h 36m 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 Lafayette?
Lafayette is 1 hour ahead of Williston.
What is the cheapest way to fly from ISN to LAF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–LAF that never appear on search engines, with no booking fees.