Cheap flights from Ontario, CA to United States
Travel > North America > United States
Travel tip: Visit Houston on your holidays!Check our current prices for flights from Ontario, CA to United States. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Ontario, CA to United States, you will need to run a search below.
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Cheap Las Vegas airfares from $59/RT are provided by Cheapoair.com. Outbound flight is leaving on 06/20/2022, 06:45 pm from Ontario Int`l (ONT) airport and arrives at Las Vegas Mccarran (LAS) at 07:51 pm. The flight time is 1 hours and 6 minutes. The Returning flight departes on 07/05/2022, 08:07 pm (other return dates are also available). Date posted: 19 May 2022
Price evolution for flights From Ontario, CA To United States

Recent Deals on Flights from Ontario, CA to United States:Roundtrip / Oneway
- $59
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 06/20/2022 06:45 pm Las Vegas, NV (LAS) Ontario, CA (ONT) 07/05/2022 08:07 pm - $86
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 06/20/2022 06:45 pm Las Vegas, NV (LAS) Ontario, CA (ONT) 07/05/2022 07:50 am - $87
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Denver, CO (DEN) 05/25/2022 05:30 am Denver, CO (DEN) Ontario, CA (ONT) 06/15/2022 10:20 pm - $97
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Phoenix, AZ (PHX) 05/28/2022 05:24 pm Phoenix, AZ (PHX) Ontario, CA (ONT) 06/11/2022 11:35 am - $103
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 06/06/2022 09:43 pm Las Vegas, NV (LAS) Ontario, CA (ONT) 06/20/2022 07:52 pm - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) San Francisco, CA (SFO) 05/28/2022 05:13 pm - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 06/04/2022 02:27 pm - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) San Francisco, CA (SFO) 06/02/2022 03:48 pm - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 05/29/2022 09:57 am - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 06/12/2022 07:55 am
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