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

Departure Date

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

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

Lambert－Washington Dulles Airport
June Lowest Airfares
USD307

The airfare displayed above is for Delta Air Lines

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Lambert－Washington Dulles Airport
July Lowest Airfares -----

Lambert－Washington Dulles Airport
August Lowest Airfares -----
Lambert－Washington Dulles Airport
September Lowest Airfares -----
Lambert－Washington Dulles Airport
October Lowest Airfares -----

St. Louis－Washington D.C
Estimated Flight Time
2 Hours 08 Minutes
St. Louis－Washington D.C
Number of Operating Airlines
5

Operating Airlines for Lambert－Washington Dulles Airport Route
Non-StopUnited Airlines

American Airlines

Alaska Airlines

Delta Air Lines

Linear Air

Other Destinations from:St. Louis

Lambert－Washington D.C(Ronald Reagan Washington National)
USD283〜
Lambert－Chicago(O'Hare)
USD165〜
Lambert－Chicago(Midway)
USD243〜
Lambert－Dallas(/Fort Worth)
USD287〜
Lambert－San Diego(SAN)
USD256〜
Lambert－Atlanta(Hartsfield-Jackson)
USD207〜
* Fares vary in accordance to seat availability
Other Departures to: Washington D.C

Syracuse Hancock Airport－Washington D.C(Washington Dulles)
USD256〜
Tallahassee Airport－Washington D.C(Washington Dulles)
USD343〜
Tampa Airport－Washington D.C(Washington Dulles)
USD263〜
Tucson Airport－Washington D.C(Washington Dulles)
USD548〜
* Fares vary in accordance to seat availability