Cheap flights from Washington to Ontario, CA

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Fort William Historical Park: this is one of the most visited places of this city as one learns about the nineteenth century fur trade. Apart from fur trading, this attraction is also popular for spectacular sights that captivate the visitors in an interesting way.... (read more in our Ontario Sightseeing)

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Seattle 

Check our newest flight offers to Ontario, CA:

  • $153Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/09/201707:50 pm
    Ontario, CA (ONT)Seattle, WA (SEA)05/13/201711:45 am
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  • $187Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/09/201703:20 pm
    Ontario, CA (ONT)Seattle, WA (SEA)05/13/201711:45 am
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  • $207Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/04/201705:35 am
    Ontario, CA (ONT)Seattle, WA (SEA)05/19/201707:20 pm
    flyfar.ca check price
  • $207Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Seattle, WA (SEA)Ontario, CA (ONT)05/04/201705:35 am
    Ontario, CA (ONT)Seattle, WA (SEA)05/19/201707:20 pm
    flightnetwork.com check price
  • $389Southwest Airlines flight Southwest Airlines 
    FromToDepartureTime
    Spokane, WA (GEG)Ontario, CA (ONT)04/14/201705:05 pm
    Ontario, CA (ONT)Spokane, WA (GEG)04/28/201707:20 pm
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