New calculation
Flight distance & time
Harry Reid International Airport → Ontario International Airport
LASONT
- Distance
- 316 km · 196 mi
- Flight time
- 01h 08m
- CO₂ per passenger
- 28 kg
This Harry Reid International Airport → Ontario International Airport route is 316 km (196 mi) end to end. The estimated flight time is 01h 08m, and a passenger's share of CO₂ works out at roughly 28 kg.
See the reverse route: Ontario International Airport → Harry Reid International Airport
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Your route
- FromLASHarry Reid International AirportLas Vegas, Nevada
- ToONTOntario International AirportOntario, California
Flight map
Track your lifetime distance flown across every trip.
Route service
Average daily flights~7 flights/day
Airlines on this route
Frontier AirlinesSouthwest Airlines
Common questions
Harry Reid International Airport to Ontario International Airport FAQ
How far is Harry Reid International Airport from Ontario International Airport?
Harry Reid International Airport (LAS) and Ontario International Airport (ONT) are 316 km (196 mi) apart, measured along the great-circle route.
How long is the flight from Harry Reid International Airport to Ontario International Airport?
A direct LAS–ONT flight covers the distance in about 01h 08m, though the exact time shifts with aircraft type and winds.
How much CO₂ does a flight from Harry Reid International Airport to Ontario International Airport produce?
A passenger's share of CO₂ on the LAS–ONT route is roughly 28 kg.
Which airlines fly from Harry Reid International Airport to Ontario International Airport?
Frontier Airlines, Southwest Airlines operate scheduled service between LAS and ONT.
Flight distance and time are estimates for ideal conditions — actual figures vary with aircraft type, routing and weather.
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