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SUX to ONT: distance & flight time
Sioux City (Sioux Gateway Col. Bud Day Field) → Ontario (Ontario International Airport)
1,283 mi
2,065 km · 1,115 nm
3h 15m
estimated nonstop flight time
-2h
time difference · heading west
See live SUX→ONT fares Phone-only fares on this route — call free
Flight time details
1,283 miles nonstop takes roughly 3h 15m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- SUX — Sioux Gateway Col. Bud Day Field · Sioux City, United States
- ONT — Ontario International Airport · Ontario, 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 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
Near ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Frequently asked questions
How far is SUX from ONT?
The flight distance from Sioux City (SUX) to Ontario (ONT) is 1,283 miles (2,065 km, 1,115 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SUX to ONT?
A nonstop flight takes about 3h 15m 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 Sioux City and Ontario?
Ontario is 2 hours behind Sioux City.
What is the cheapest way to fly from SUX to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SUX–ONT that never appear on search engines, with no booking fees.