Cheap flights from District of Columbia to Ontario, CA

Travel > North America > United States > District of Columbia to Ontario, CA flights

The city of Ontario has been considered as the fastest growing city in the state of California in the United States of America. The small city with its wonderful temperature and steady economic development has been able attract a lot of people to this area. The city has temperatures similar to that of the Mediterranean region with moderate temperatures and lower amount of humidity throughout the year. The rainfall in the region is also moderate and mostly you can find clear skies with bright... (read more in our Ontario Travel Guide)

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Washington DC 

Check our newest flight offers to Ontario, CA:

  • $330United Airlines flight United Airlines 
    FromToDepartureTime
    Washington DC, DC (DCA)Ontario, CA (ONT)01/14/201708:30 am
    Ontario, CA (ONT)Washington DC, DC (DCA)01/27/201701:30 pm
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  • $330United Airlines flight United Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)01/14/201706:27 pm
    Ontario, CA (ONT)Washington DC, DC (IAD)01/27/201701:30 pm
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  • $383United Airlines flight United Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)01/05/201703:45 pm
    Ontario, CA (ONT)Washington DC, DC (IAD)01/10/201705:38 am
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  • $407United Airlines flight United Airlines 
    FromToDepartureTime
    Washington DC, DC (DCA)Ontario, CA (ONT)01/05/201704:05 pm
    Ontario, CA (ONT)Washington DC, DC (DCA)01/10/201705:38 am
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  • $500Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Washington DC, DC (DCA)Ontario, CA (ONT)01/05/201708:00 am
    Ontario, CA (ONT)Washington DC, DC (DCA)01/10/201706:00 am
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