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

Departure Date

2025/6
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2025/6
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Total Fares（Round-Trip/Economy）: USD /Per Person

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

Ontario－Baltimore-Washington Airport
June Lowest Airfares
USD644

The airfare displayed above is for Delta Air Lines

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Ontario－Baltimore-Washington Airport
July Lowest Airfares
USD418

The airfare displayed above is for United Airlines

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Ontario－Baltimore-Washington Airport
August Lowest Airfares
USD217

The airfare displayed above is for Delta Air Lines

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Ontario－Baltimore-Washington Airport
September Lowest Airfares
USD349

The airfare displayed above is for Delta Air Lines

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Ontario－Baltimore-Washington Airport
October Lowest Airfares -----

Ontario－Washington D.C
Estimated Flight Time
6 Hours 00 Minutes
Ontario－Washington D.C
Number of Operating Airlines
4

Operating Airlines for Ontario－Baltimore-Washington Airport Route
American Airlines

Alaska Airlines

Delta Air Lines

United Airlines

Other Destinations from:Ontario

Ontario－Washington D.C(Ronald Reagan Washington National)
USD214〜
Ontario－Washington D.C(Washington Dulles)
USD276〜
Ontario－Chicago(O'Hare)
USD176〜
Ontario－Chicago(Midway)
USD207〜
Ontario－Dallas(Love Field)
USD235〜
Ontario－Dallas(/Fort Worth)
USD235〜
Ontario－San Diego(SAN)
USD426〜
Ontario－Atlanta(Hartsfield-Jackson)
USD140〜
* Fares vary in accordance to seat availability
Other Departures to: Washington D.C

General Wayne A. Downing Peoria Airport－Washington D.C(Baltimore-Washington)
USD498〜
* Fares vary in accordance to seat availability