Cheap flights from Washington to Ontario, CA

Travel > North America > United States > Washington 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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Seattle 

Check our newest flight offers to Ontario, CA:

  • $167Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/30/201702:25 pm
    Ontario, CA (ONT)Seattle, WA (SEA)06/06/201705:50 am
    flyfar.ca check price
  • $168Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/30/201702:25 pm
    Ontario, CA (ONT)Seattle, WA (SEA)06/06/201705:50 am
    flightnetwork.com check price
  • $217Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)06/09/201705:30 pm
    Ontario, CA (ONT)Seattle, WA (SEA)06/14/201705:15 am
    flyfar.ca check price
  • $218Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)06/09/201705:30 pm
    Ontario, CA (ONT)Seattle, WA (SEA)06/14/201705:15 am
    flightnetwork.com check price
  • $242Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Spokane, WA (GEG)Ontario, CA (ONT)06/07/201705:35 am
    Ontario, CA (ONT)Spokane, WA (GEG)06/21/201706:55 pm
    flyfar.ca check price
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