Cheap flights from Washington DC to Ontario

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Check our current prices for flights from Washington DC to Ontario. Please note that we also give you historical search data for this city connection. These are all airfares that people found in the past, in order to find more current flight information from Washington DC to Ontario, you will need to run a search below.

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From $237 / RT details

Book your flight now with FlyFar and save!

Cheap Ontario airfares from $237/RT are provided by FlyFar. Outbound flight is leaving on 08/04/2020, 05:10 pm from Washington Dulles (IAD) airport and arrives at Ontario Int`l (ONT) at 11:52 pm. The flight time is 6 hours and 42 minutes. The Returning flight departes on 08/18/2020, 12:50 pm (other return dates are also available). Date posted: 30 May 2020

Price evolution for flights From Washington DC To Ontario

Price overview for flights from Washington DC to Ontario

Recent Deals on Flights from Washington DC to Ontario:Roundtrip / Oneway

  • $237Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)08/04/202005:10 pm
    Ontario, CA (ONT)Washington DC, DC (IAD)08/18/202012:50 pm
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  • $252Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)08/05/202005:10 pm
    Ontario, CA (ONT)Washington DC, DC (IAD)08/25/202006:30 pm
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  • $269Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)09/29/202005:05 pm
    Ontario, CA (ONT)Washington DC, DC (IAD)10/14/202005:25 pm
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  • $307Multiple Airlines flight Multiple Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)08/05/202005:10 pm
    Ontario, CA (ONT)Washington DC, DC (IAD)08/25/202010:46 am
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  • $326Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (DCA)Ontario, CA (ONT)08/05/202005:15 pm
    Ontario, CA (ONT)Washington DC, DC (DCA)08/25/202012:50 pm
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  • $133Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)07/17/202011:00 am
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  • $133Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)08/16/202005:10 pm
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  • $133Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)07/28/202011:00 am
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  • $158Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)07/25/202005:10 pm
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  • $159Alaska Airlines flight Alaska Airlines 
    FromToDepartureTime
    Washington DC, DC (IAD)Ontario, CA (ONT)08/14/202005:10 pm
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Know what to do when flying to Ontario?

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