Cheap flights to Ontario, CA

Travel > North America > United States > Ontario, CA flights

The city of Ontario that was made with an innovative outlook, planned development, progressive family values and wide scale community services, has gone on to become the economic heart of the area. The determined outlook of the city council to invest in the growth and the development of the area with the maintenance of a balanced economy has led the city to its present state of prosperity. In fact the city of Ontario offers good job opportunities, excellent educational and housing facilities... (read more in our Ontario Travel Guide)

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Cheapest flights found for the next 6 months

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Check our newest flight offers to Ontario, CA:

  • $72Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Denver, CO (DEN)Ontario, CA (ONT)03/31/202109:36 pm
    Ontario, CA (ONT)Denver, CO (DEN)04/07/202102:15 pm
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  • $81Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Salt Lake City, UT (SLC)Ontario, CA (ONT)03/16/202101:44 pm
    Ontario, CA (ONT)Salt Lake City, UT (SLC)03/30/202102:15 pm
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  • $81Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    San Francisco, CA (SFO)Ontario, CA (ONT)03/28/202109:56 am
    Ontario, CA (ONT)San Francisco, CA (SFO)04/08/202112:11 pm
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  • $86Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Atlanta, GA (ATL)Ontario, CA (ONT)03/17/202107:21 am
    Ontario, CA (ONT)Atlanta, GA (ATL)03/30/202112:59 am
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  • $86Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Philadelphia, PA (PHL)Ontario, CA (ONT)03/14/202106:05 am
    Ontario, CA (ONT)Philadelphia, PA (PHL)03/24/202102:15 pm
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