Cheap flights from Ontario, CA to Washington DC

Travel > North America > United States > Ontario, CA to Washington DC flights

Check our current prices for flights from Ontario, CA to Washington DC. 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 Ontario, CA to Washington DC, you will need to run a search below.

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From $169 / RT details

Book your flight now with Cheapoair.com and save!

Cheap Washington DC airfares from $169/RT are provided by Cheapoair.com. Outbound flight is leaving on 04/21/2023, 01:09 pm from Ontario Int`l (ONT) airport and arrives at Reagan National (DCA) at 01:00 pm. The flight time is -1 hours and -9 minutes. The Returning flight departes on 05/04/2023, 06:54 pm (other return dates are also available). Date posted: 22 Feb 2023

Price evolution for flights From Ontario, CA To Washington DC

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

• $169 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (DCA)	04/21/2023	01:09 pm
  Washington DC, DC (DCA)	Ontario, CA (ONT)	05/04/2023	06:54 pm

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• $187 Multiple Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (DCA)	04/21/2023	01:09 pm
  Washington DC, DC (DCA)	Ontario, CA (ONT)	05/04/2023	06:30 pm

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• $554 Multiple Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (DCA)	04/08/2023	12:17 pm
  Washington DC, DC (DCA)	Ontario, CA (ONT)	04/17/2023	06:30 pm

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• $559 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (DCA)	04/08/2023	12:17 pm
  Washington DC, DC (DCA)	Ontario, CA (ONT)	04/17/2023	07:00 am

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• $90 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (DCA)	04/12/2023	12:17 pm

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• $90 Frontier Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (DCA)	04/13/2023	12:47 pm

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• $528 Alaska Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (DCA)	04/13/2023	09:25 am

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• $538 Alaska Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (DCA)	04/12/2023	05:00 pm

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• $578 Alaska Airlines 

  From	To	Departure	Time
  Ontario, CA (ONT)	Washington DC, DC (IAD)	04/16/2023	09:05 pm

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