Cheap flights from St. Louis to Washington, D.C. from £122

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1 stop
Tue, Jul 29
St. Louis STLWashington, D.C. DCA

£122
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1 stop
Tue, Jul 29
St. Louis STLWashington, D.C. DCA

£122
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1 stop
Tue, Jul 29
St. Louis STLWashington, D.C. DCA

£122
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1 stop
Wed, Jul 30
St. Louis STLWashington, D.C. DCA

£123
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Direct
Sat, Aug 2
St. Louis STLWashington, D.C. IAD

£143
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Direct
Sat, Aug 2
St. Louis STLWashington, D.C. IAD

£143
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Prices updated:

1 stop
Sat, Aug 2 – Tue, Aug 5
St. Louis STLWashington, D.C. DCA

£225
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1 stop
Sat, Aug 2 – Tue, Aug 5
St. Louis STLWashington, D.C. DCA

£225
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1 stop
Sat, Aug 2 – Tue, Aug 5
St. Louis STLWashington, D.C. DCA

£225
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1 stop
Sat, Aug 2 – Tue, Aug 5
St. Louis STLWashington, D.C. DCA

£225
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1 stop
Sat, Aug 2 – Tue, Aug 5
St. Louis STLWashington, D.C. DCA

£225
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1 stop
Fri, Aug 1 – Tue, Aug 5
St. Louis STLWashington, D.C. DCA

£226
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Prices updated:

How much do flights to Washington, D.C. cost?

Key info about flying to Washington, D.C.

Depart from
St. Louis Lambert International
Arrive to
Washington Dulles International
Average flights per week
189
Flight distance
1118 km
Worth visiting
Lincoln Memorial - National Mall

Weekly direct flights

Discover the top airlines offering direct flights from St. Louis to Washington, D.C. in the next month. You’ll find the number of daily direct flights per airline in the chart.

AirlineMon 30.06Tue 01.07Wed 02.07Thu 03.07Fri 04.07Sat 05.07Sun 06.07
---------1121
Weekly flights: 5 totalDaily flights: 0.71 averageMost flights: Saturday 2 flights
AirlineMon 07.07Tue 08.07Wed 09.07Thu 10.07Fri 11.07Sat 12.07Sun 13.07
222122---
Weekly flights: 11 totalDaily flights: 1.57 averageMost flights: Monday 2 flights
AirlineMon 14.07Tue 15.07Wed 16.07Thu 17.07Fri 18.07Sat 19.07Sun 20.07
2222222
Weekly flights: 14 totalDaily flights: 2 averageMost flights: Monday 2 flights
AirlineMon 21.07Tue 22.07Wed 23.07Thu 24.07Fri 25.07Sat 26.07Sun 27.07
2222222
Weekly flights: 14 totalDaily flights: 2 averageMost flights: Monday 2 flights

Check-in for a flight from St. Louis to Washington, D.C.

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Hawaiian AirlinesHALHANo
Alaska AirlinesASAASNo

Weather in Washington, D.C.

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January5°C-1°C
February8°C0°C
March12°C3°C
April19°C8°C
May23°C13°C
June29°C18°C
July31°C21°C
August30°C20°C
September26°C17°C
October20°C11°C
November13°C5°C
December8°C1°C
Hottest Month
31°C
July
Coldest month
-1°C
January
Sunny days
266
days per year
Snow days
8
days per year

14 day forecast

Sunday
6 Jul
35°C21°C
13 Jul
34°C23°C
Monday
7 Jul
87%
34°C24°C
14 Jul
84%
29°C23°C
Tuesday
8 Jul
89%
34°C26°C
15 Jul
88%
30°C22°C
Wednesday
9 Jul
87%
35°C21°C
16 Jul
89%
27°C23°C
Thursday
10 Jul
88%
34°C21°C
17 Jul
84%
30°C22°C
Friday
11 Jul
78%
32°C21°C
18 Jul
33°C21°C
Saturday
12 Jul
86%
33°C22°C
19 Jul
31°C22°C
Book your trip to arrive at Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National. The distance between St. Louis and Washington, D.C. is 1118 km. The most popular airlines for this route are United Airlines, Hawaiian Airlines, and Alaska Airlines. St. Louis and Washington, D.C. have 189 direct flights per week. When you arrive at Washington, D.C., consider visiting Lincoln Memorial, and National Mall.

Frequently asked questions

How long does it take to travel from St. Louis to Washington, D.C.?
What is the flight distance between St. Louis and Washington, D.C.?
What airlines offer nonstop (direct) flights between St. Louis and Washington, D.C.?
What are the most popular routes to and from St. Louis?
What are the most popular routes to and from Washington, D.C.?
What airports are near St. Louis?
What airports are near Washington, D.C.?
Which airlines fly between St. Louis and Washington, D.C.?
When’s the best time to travel between St. Louis and Washington, D.C.?
What flights operate between St. Louis and Washington, D.C.?
How many airports are there near St. Louis?
How many airports are there near Washington, D.C.?
What time do nonstop (direct) flights between St. Louis and Washington, D.C. depart?
What time do nonstop (direct) flights between St. Louis and Washington, D.C. arrive?
What time do flights between St. Louis and Washington, D.C. depart?
What time do flights between St. Louis and Washington, D.C. arrive?

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Popular routes

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