Fare Guide
Estimated lowest fares found within 7 days
Cheapest Airline
The cheapest airline(s) flying from Ontario to Las Vegas is Frontier Airlines.
Cheapest Month
December
Travel Period: December 2024 - November 2025
The cheapest month(s) to fly from Ontario to Las Vegas is December.
Cheapest Day of the Week
Sunday
The cheapest day(s) of the week to fly from Ontario to Las Vegas is Sunday.
How far is Las Vegas from Ontario?
The flight distance between Ontario and Las Vegas is 327km. Check all available flights on Wego.
