Popular airlines from St. Louis Lambert Intl. Airport (STL) to Washington Dulles Intl. Airport (IAD)
DeltaDelta
UnitedUnited
Frontier AirlinesFrontier Airlines
American AirlinesAmerican Airlines
Southwest AirlinesSouthwest Airlines
Alaska AirlinesAlaska Airlines
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Cheap Flights from St. Louis to Washington (STL-IAD)
Prices were available within the past 7 days and start at ￥24,430 for one-way flights and ￥60,460 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.
Find the cheapest month to fly from St. Louis (STL) to Washington (IAD)
February is typically the cheapest month to fly
Travel information
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | Washington Dulles Intl. |
Airlines serving | American Airlines, Delta, United |
Roundtrip price | ￥60,460 |
Distance | 1111 km |
Average flight time | 3 hours 7 mins |
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St. Louis to Washington Flights
Sometimes you just need to get out of town or maybe you’re looking for a change of scenery. Regardless of the reason, a flight from St. Louis to will do just the trick! Go on, plan to see all the famous landmarks and eat your weight in the local cuisine. Your trip is beckoning, so answer the call by packing your suitcase and filling your travel itinerary with exploring Washington.
Whether you’re flying for business or jet-setting on your personal time, you’ve come to the right place. Here at Expedia.com, we’ll pair you up with STL to IAD flights that won’t make your bank account wince. Ready to temporarily leave behind St. Louis for new horizons? Browse through our cheap airfare, and filter by flight times and dates until you find just what you had in mind. From flights without layovers to ones that arrive early in the morning, you’ll come across plane tickets that suit your travel preferences. You can even bundle your flight to IAD with hotels and car rentals to score even bigger savings.
All set to hit the clouds? Book your travel arrangements with us today and have left-over money to put toward your travel outings and adventures.
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