Cheap flights from Ontario, CA to United States

Travel > North America > United States

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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From $78 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Las Vegas airfares from $78/RT are provided by Cheapoair.com. Outbound flight is leaving on 12/18/2024, 10:39 pm from Ontario Int`l (ONT) airport and arrives at Las Vegas Mccarran (LAS) at 11:59 pm. The flight time is 1 hours and 20 minutes. The Returning flight departes on 12/26/2024, 11:20 am (other return dates are also available). Date posted: 28 Oct 2024

Price evolution for flights From Ontario, CA To United States

Recent Deals on Flights from Ontario, CA to United States:Roundtrip / Oneway

• $78 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Las Vegas, NV (LAS)	12/18/2024	10:39 pm
  Las Vegas, NV (LAS)	Ontario, CA (ONT)	12/26/2024	11:20 am

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• $80 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Las Vegas, NV (LAS)	03/05/2025	02:43 pm
  Las Vegas, NV (LAS)	Ontario, CA (ONT)	03/11/2025	01:53 pm

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• $83 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Denver, CO (DEN)	11/24/2024	05:45 am
  Denver, CO (DEN)	Ontario, CA (ONT)	12/07/2024	10:15 pm

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• $88 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Las Vegas, NV (LAS)	02/11/2025	07:45 am
  Las Vegas, NV (LAS)	Ontario, CA (ONT)	02/26/2025	02:10 pm

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• $88 Multiple Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	San Francisco, CA (SFO)	12/27/2024	07:57 pm
  San Francisco, CA (SFO)	Ontario, CA (ONT)	01/03/2025	11:24 am

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• $24 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Las Vegas, NV (LAS)	12/09/2024	11:46 am

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• $28 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Las Vegas, NV (LAS)	12/02/2024	10:05 pm

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• $31 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Las Vegas, NV (LAS)	01/29/2025	12:34 pm

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• $34 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	San Francisco, CA (SFO)	01/12/2025	06:45 am

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• $49 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Denver, CO (DEN)	11/25/2024	05:45 am

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