Cheap flights from District of Columbia to Ontario, CA

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

Ontario has been noted for its unmatchable nightlife throughout the world. When the sun sets, the city starts radiating with an overweening vigor. All the travelers who have a taste for nightlife swear that Ontario is a city where life starts only after sunset. And do not be amazed if you get to bump into one of the tinsel stars.... (read more in our Ontario Nightlife)

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Washington DC 

Check our newest flight offers to Ontario, CA:

  • $278Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Washington DC, DC (DCA)Ontario, CA (ONT)05/30/201801:15 pm
    Ontario, CA (ONT)Washington DC, DC (DCA)06/06/201807:33 pm
    cheapoair.com check price
  • $278Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Washington DC, DC (DCA)Ontario, CA (ONT)05/30/201801:15 pm
    Ontario, CA (ONT)Washington DC, DC (DCA)06/13/201807:33 pm
    cheapoair.com check price
  • $288Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)05/30/201806:00 am
    Ontario, CA (ONT)Washington DC, DC (IAD)06/13/201807:33 pm
    cheapoair.com check price
  • $288Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)05/30/201806:00 am
    Ontario, CA (ONT)Washington DC, DC (IAD)06/06/201807:33 pm
    cheapoair.com check price
  • $308Frontier Airlines flight Frontier Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)06/02/201806:00 am
    Ontario, CA (ONT)Washington DC, DC (IAD)06/11/201807:33 pm
    cheapoair.com check price
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