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AOO to ISN: distance & flight time
Altoona (Altoona Blair County Airport) → Williston (Sloulin Field International Airport)
1,359 mi
2,186 km · 1,181 nm
3h 25m
estimated nonstop flight time
-1h
time difference · heading northwest
See live AOO→ISN fares Phone-only fares on this route — call free
Flight time details
1,359 miles nonstop takes roughly 3h 25m 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
- AOO — Altoona Blair County Airport · Altoona, 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 AOO
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 AOO from ISN?
The flight distance from Altoona (AOO) to Williston (ISN) is 1,359 miles (2,186 km, 1,181 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from AOO to ISN?
A nonstop flight takes about 3h 25m 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 Altoona and Williston?
Williston is 1 hour behind Altoona.
What is the cheapest way to fly from AOO to ISN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on AOO–ISN that never appear on search engines, with no booking fees.