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Flights from Las Vegas to Ontario
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Find cheap one-way flights from Las Vegas to Ontario starting at US$15.
We've found these cheap flights for you. You can book one-way or round-trip flight tickets.
- One way
- Round-trip
- LAS20:551h 2mDirectONT21:57Wed, Apr 24|Las Vegas - Ontario|Frontier AirlinesUS$15US$2234% OFF34% OFFUS$22US$15
- LAS06:051h 3mDirectONT07:08Thu, May 2|Las Vegas - Ontario|Frontier AirlinesUS$15US$2234% OFF34% OFFUS$22US$15
- LAS20:551h 2mDirectONT21:57Wed, May 1|Las Vegas - Ontario|Frontier AirlinesUS$15US$2233% OFF33% OFFUS$22US$15
- LAS10:401h 5mDirectONT11:45Fri, May 3|Las Vegas - Ontario|Frontier AirlinesUS$15US$15
- LAS10:151h 5mDirectONT11:20Tue, Apr 30|Las Vegas - Ontario|Frontier AirlinesUS$15US$15
- LAS06:051h 3mDirectONT07:08Thu, Apr 25|Las Vegas - Ontario|Frontier AirlinesUS$15US$15
- LAS06:001h 3mDirectONT07:03Tue, May 7|Las Vegas - Ontario|Frontier AirlinesUS$15US$15
- LAS10:401h 5mDirectONT11:45Fri, Apr 26|Las Vegas - Ontario|Frontier AirlinesUS$15US$15
- LAS20:561h 2mDirectONT21:58Sat, Apr 27|Las Vegas - Ontario|Frontier AirlinesUS$15US$15
- LAS06:001h 3mDirectONT07:03Tue, Apr 23|Las Vegas - Ontario|Frontier AirlinesUS$15US$15
- LAS13:003h 5mDirectONT14:00Wed, Apr 24|Las Vegas - Ontario|Frontier AirlinesFind More FlightsFind More Flights
Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.
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Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.
Cheapest airlines flights from Las Vegas to Ontario
Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.
Frontier Airlines
From US$15
Southwest Airlines
From US$47
American Airlines
From US$103
Alaska Airlines
From US$151
United Airlines
From US$151
Delta Air Lines
From US$241
Hawaiian Airlines
From US$668
ANA airlines
Find more flights and airlines
Find cheap flights from Las Vegas to Ontario by different airports
Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Las Vegas to Ontario.
- CheapestLAS20:551h 2mDirectONT21:57Harry Reid International Airport - Ontario International AirportWed, Apr 24Frontier AirlinesUS$15
- LAS20:551h 2mDirectONT21:57Harry Reid International Airport - Ontario International AirportWed, Apr 24Frontier AirlinesUS$15Find More Flights
Frequently Asked Questions
How to find a cheap flight from Las Vegas to Ontario
Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from Las Vegas to Ontario. Book your flights at the right time and save more.
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Las Vegas to Ontario Flight Information
Cheapest nonstop flight price | $14 |
---|---|
Cheapest round-trip ticket price | $34 |
Off-season for travel | February |
Peak season for travel | March |
Flight distance | 12,242.65km |
Popular airline | Frontier Airlines |
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