Cheap Flights from Ontario International Airport to Washington D.C (IAD) Find and Compare the Best Airline Deals | Skyticket

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2025/2
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2025/2
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Total Fares（Round-Trip/Economy）: USD /Per Person

* Displayed fare(s) may differ from the actual search result

Ontario－Washington Dulles Airport
February Lowest Airfares -----
Ontario－Washington Dulles Airport
March Lowest Airfares -----

Ontario－Washington Dulles Airport
April Lowest Airfares -----
Ontario－Washington Dulles Airport
May Lowest Airfares -----
Ontario－Washington Dulles Airport
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Ontario－Washington D.C
Estimated Flight Time
5 Hours 34 Minutes
Ontario－Washington D.C
Number of Operating Airlines
4

Operating Airlines for Ontario－Washington Dulles Airport Route
United Airlines

American Airlines

Alaska Airlines

Delta Air Lines

Other Destinations from:Ontario

Ontario－Washington D.C(Baltimore-Washington)
USD627〜
Ontario－Chicago(O'Hare)
USD260〜
Ontario－Chicago(Midway)
USD321〜
Ontario－Dallas(/Fort Worth)
USD325〜
Ontario－Dallas(Love Field)
USD389〜
Ontario－San Diego(SAN)
USD388〜
Ontario－Atlanta(Hartsfield-Jackson)
USD404〜
* Fares vary in accordance to seat availability
Other Departures to: Washington D.C
* Fares vary in accordance to seat availability