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

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2025/4
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2025/4
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Tri-Cities－Washington Dulles Airport
April Lowest Airfares -----
Tri-Cities－Washington Dulles Airport
May Lowest Airfares -----

Tri-Cities－Washington Dulles Airport
June Lowest Airfares -----
Tri-Cities－Washington Dulles Airport
July Lowest Airfares -----
Tri-Cities－Washington Dulles Airport
August Lowest Airfares -----

Pasco (Washington)－Washington D.C
Estimated Flight Time
5 Hours 28 Minutes
Pasco (Washington)－Washington D.C
Number of Operating Airlines
3

Operating Airlines for Tri-Cities－Washington Dulles Airport Route
Alaska Airlines

Delta Air Lines

United Airlines

Other Destinations from:Pasco (Washington)
* Fares vary in accordance to seat availability
Other Departures to: Washington D.C

Philadelphia Airport－Washington D.C(Washington Dulles)
USD235〜
Phoenix Sky Harbor Airport－Washington D.C(Washington Dulles)
USD317〜
Pittsburgh Airport－Washington D.C(Washington Dulles)
USD183〜
Pensacola Airport－Washington D.C(Washington Dulles)
USD512〜
* Fares vary in accordance to seat availability