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YSM to SUX: distance & flight time
Fort Smith (Fort Smith Airport) → Sioux City (Sioux Gateway Col. Bud Day Field)
1,384 mi
2,227 km · 1,202 nm
3h 28m
estimated nonstop flight time
+1h
time difference · heading southeast
See live YSM→SUX fares Phone-only fares on this route — call free
Flight time details
1,384 miles nonstop takes roughly 3h 28m 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
- YSM — Fort Smith Airport · Fort Smith, Canada
- 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 YSM
- YPY · Fort Chipewyan Airport92 mi away
- YFR · Fort Resolution Airport99 mi away
- YBE · Uranium City Airport125 mi away
- YHY · Hay River / Merlyn Carter Airport142 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 YSM from SUX?
The flight distance from Fort Smith (YSM) to Sioux City (SUX) is 1,384 miles (2,227 km, 1,202 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YSM to SUX?
A nonstop flight takes about 3h 28m 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 Fort Smith and Sioux City?
Sioux City is 1 hour ahead of Fort Smith.
What is the cheapest way to fly from YSM to SUX?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YSM–SUX that never appear on search engines, with no booking fees.