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ONT to SGU: distance & flight time
Ontario (Ontario International Airport) → Saint George (St George Municipal Airport)
309 mi
497 km · 268 nm
1h 17m
estimated nonstop flight time
+1h
time difference · heading northeast
See live ONT→SGU fares Phone-only fares on this route — call free
Flight time details
309 miles nonstop takes roughly 1h 17m gate to gate, flying northeast. 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
- ONT — Ontario International Airport · Ontario, United States
- SGU — St George Municipal Airport · Saint George, 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 ONT
- CCB · Cable Airport6 mi away
- CNO · Chino Airport6 mi away
- LAX · Los Angeles International Airport47 mi away
- RAL · Riverside Municipal Airport11 mi away
Near SGU
- CDC · Cedar City Regional Airport51 mi away
- LAS · McCarran International Airport113 mi away
- BCE · Bryce Canyon Airport88 mi away
- LSV · Nellis Air Force Base101 mi away
Frequently asked questions
How far is ONT from SGU?
The flight distance from Ontario (ONT) to Saint George (SGU) is 309 miles (497 km, 268 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ONT to SGU?
A nonstop flight takes about 1h 17m 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 Ontario and Saint George?
Saint George is 1 hour ahead of Ontario.
What is the cheapest way to fly from ONT to SGU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ONT–SGU that never appear on search engines, with no booking fees.