Cheap flights from Ontario, CA to Washington DC
Travel > North America > United States > Ontario, CA to Washington DC flights
Travel tip: Visit Washington DC on your holidays!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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Cheap Washington DC airfares from $507/RT are provided by Cheapoair.com. Outbound flight is leaving on 06/06/2025, 02:32 pm from Ontario Int`l (ONT) airport and arrives at Washington Dulles (IAD) at 06:32 am. The flight time is 16 hours and 0 minutes. The Returning flight departes on 06/09/2025, 08:00 am (other return dates are also available). Date posted: 16 Feb 2025
Price evolution for flights From Ontario, CA To Washington DC
Recent Deals on Flights from Ontario, CA to Washington DC:Roundtrip / Oneway
- $507
Multiple Airlines
cheapoair.com check priceFrom To Departure Time Ontario, CA (ONT) Washington DC, DC (IAD) 06/06/2025 02:32 pm Washington DC, DC (IAD) Ontario, CA (ONT) 06/09/2025 08:00 am - We are sorry but currently there are no oneway offers for flights from Ontario, CA to Washington DC.
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