Need help booking?
Unpublished phone-only deals available
LAS to ONT: distance & flight time
Las Vegas (McCarran International Airport) → Ontario (Ontario International Airport)
197 mi
317 km · 171 nm
59m
estimated nonstop flight time
Same time
time difference · heading southwest
See live LAS→ONT fares Phone-only fares on this route — call free
Flight time details
197 miles nonstop takes roughly 59m gate to gate, flying southwest. 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
- LAS — McCarran International Airport · Las Vegas, 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 LAS
- HSH · Henderson Executive Airport7 mi away
- VGT · North Las Vegas Airport9 mi away
- LSV · Nellis Air Force Base13 mi away
- INS · Creech Air Force Base45 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 LAS from ONT?
The flight distance from Las Vegas (LAS) to Ontario (ONT) is 197 miles (317 km, 171 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LAS to ONT?
A nonstop flight takes about 59m 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 LAS to ONT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LAS–ONT that never appear on search engines, with no booking fees.