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 $51/RT are provided by Cheapoair.com. Outbound flight is leaving on 04/04/2023, 10:09 pm from Ontario Int`l (ONT) airport and arrives at Las Vegas Mccarran (LAS) at 11:24 pm. The flight time is 1 hours and 15 minutes. The Returning flight departes on 04/14/2023, 05:30 pm (other return dates are also available). Date posted: 22 Feb 2023
Price evolution for flights From Ontario, CA To United States

Recent Deals on Flights from Ontario, CA to United States:Roundtrip / Oneway
- $51
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 04/04/2023 10:09 pm Las Vegas, NV (LAS) Ontario, CA (ONT) 04/14/2023 05:30 pm - $53
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) San Francisco, CA (SFO) 04/25/2023 04:16 pm San Francisco, CA (SFO) Ontario, CA (ONT) 04/30/2023 01:40 pm - $55
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 04/04/2023 10:09 pm Las Vegas, NV (LAS) Ontario, CA (ONT) 04/14/2023 09:12 pm - $94
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 05/17/2023 08:41 pm Las Vegas, NV (LAS) Ontario, CA (ONT) 05/30/2023 06:20 pm - $103
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Denver, CO (DEN) 04/23/2023 07:15 am Denver, CO (DEN) Ontario, CA (ONT) 05/06/2023 11:18 pm - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 04/13/2023 10:22 pm - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) San Francisco, CA (SFO) 04/23/2023 03:47 pm - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 04/12/2023 08:18 am - $24
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Las Vegas, NV (LAS) 03/28/2023 10:09 pm - $33
Frontier Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Denver, CO (DEN) 04/11/2023 06:55 am
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