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ISN to SUX: distance & flight time
Williston (Sloulin Field International Airport) → Sioux City (Sioux Gateway Col. Bud Day Field)
532 mi
856 km · 462 nm
1h 37m
estimated nonstop flight time
Same time
time difference · heading southeast
See live ISN→SUX fares Phone-only fares on this route — call free
Flight time details
532 miles nonstop takes roughly 1h 37m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ISN — Sloulin Field International Airport · Williston, United States
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, 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 SUX
- OFK · Karl Stefan Memorial Airport61 mi away
- YKN · Chan Gurney Municipal Airport62 mi away
- FET · Fremont Municipal Airport66 mi away
- OMA · Eppley Airfield80 mi away
Frequently asked questions
How far is ISN from SUX?
The flight distance from Williston (ISN) to Sioux City (SUX) is 532 miles (856 km, 462 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ISN to SUX?
A nonstop flight takes about 1h 37m 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 cheapest way to fly from ISN to SUX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ISN–SUX that never appear on search engines, with no booking fees.