Cheap flights from Washington, D.C. to St. Louis from £48

Cheap flights from Washington, D.C. to St. Louis from £48

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1 stop
Wed, Sep 23
Washington, D.C. IADSt. Louis STL
£48
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1 stop
Wed, Sep 23
Washington, D.C. BWISt. Louis STL
£48
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1 stop
Sat, Sep 26
Washington, D.C. DCASt. Louis STL
£78
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1 stop
Wed, Sep 23
Washington, D.C. IADSt. Louis STL
£100
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1 stop
Sat, Sep 26
Washington, D.C. IADSt. Louis STL
£100
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1 stop
Sat, Sep 26
Washington, D.C. IADSt. Louis STL
£100
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1 stop
Wed, Sep 23 – Fri, Sep 25
Washington, D.C. IADSt. Louis STL
£124
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1 stop
Wed, Sep 23 – Sat, Sep 26
Washington, D.C. IADSt. Louis STL
£124
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1 stop
Sat, Sep 26 – Wed, Sep 30
Washington, D.C. DCASt. Louis STL
£127
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1 stop
Sat, Sep 26 – Thu, Oct 1
Washington, D.C. DCASt. Louis STL
£127
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1 stop
Fri, Sep 25 – Mon, Sep 28
Washington, D.C. BWISt. Louis STL
£127
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1 stop
Sat, Sep 26 – Mon, Sep 28
Washington, D.C. DCASt. Louis STL
£130
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How much do flights to St. Louis cost?

Cheapest one-way trip

£48

Cheapest nonstop round-trip

£340

Cheapest round-trip

£124

Average round-trip

£262

Includes rare itinerary

Travel hack

Key info about flying to St. Louis

Depart from
Washington Dulles International
Arrive to
St. Louis Lambert International
Average flights per week
392
Flight distance
1118 km

Weekly direct flights

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

AirlineMon 31.08Tue 01.09Wed 02.09Thu 03.09Fri 04.09Sat 05.09Sun 06.09
United Airlines
------------222
Weekly flights: 6 totalDaily flights: 0.86 averageMost flights: Friday 2 flights
AirlineMon 07.09Tue 08.09Wed 09.09Thu 10.09Fri 11.09Sat 12.09Sun 13.09
United Airlines
2222222
Weekly flights: 14 totalDaily flights: 2 averageMost flights: Monday 2 flights
AirlineMon 14.09Tue 15.09Wed 16.09Thu 17.09Fri 18.09Sat 19.09Sun 20.09
United Airlines
2222222
Weekly flights: 14 totalDaily flights: 2 averageMost flights: Monday 2 flights
AirlineMon 21.09Tue 22.09Wed 23.09Thu 24.09Fri 25.09Sat 26.09Sun 27.09
United Airlines
2222212
Weekly flights: 13 totalDaily flights: 1.86 averageMost flights: Monday 2 flights

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

NameCarrier codeIATA CodePassport needed during booking
United AirlinesUALUANo
Frontier AirlinesFFTF9No
JetBlue AirwaysJBUB6No
Air CanadaACAACYes
WestJetWJAWSNo

Online check-in is not available for these airlines.

Weather in St. Louis

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-4°C
February6°C-2°C
March13°C3°C
April18°C8°C
May24°C14°C
June29°C19°C
July31°C21°C
August30°C20°C
September27°C16°C
October20°C10°C
November12°C4°C
December7°C0°C
Hottest Month
31°C
July
Coldest month
-4°C
January
Sunny days
268
days per year
Snow days
9
days per year

14 day forecast

Saturday
5 Sep
36%
40°C27°C
12 Sep
37°C25°C
Sunday
6 Sep
17%
33°C23°C
13 Sep
38°C20°C
Monday
7 Sep
32°C18°C
14 Sep
41°C27°C
Tuesday
8 Sep
37°C21°C
15 Sep
57%
40°C28°C
Wednesday
9 Sep
41°C27°C
16 Sep
57%
39°C27°C
Thursday
10 Sep
36°C23°C
17 Sep
36%
38°C24°C
Friday
11 Sep
36%
40°C20°C
18 Sep
57%
39°C25°C

St. Louis travel tips

Visit the home of Scott Joplin in St. Louis, the founder of the ragtime music genre

Visit the St. Louis house where Scott Joplin, "Ragtime's father", lived from 1901 to 1903. The site still houses the musician's memorabilia and a piano played by staff. The tour price is $6 for adults.

Visit the St. Louis Municipal Opera House, the country's oldest open-air theatre

The Municipal Opera House, also known as The Muny, opens its season from mid-June to mid-August. The first show at this theatre was Robin Hood (1919), in which the mayor of the city played King Richard. The Muny usually produces seven musicals per season. The theatre's capacity allows us to say that it is the oldest open-air theatre and the largest one. It accommodates 11,000 people and has about 1,500 free seats in the back rows.

Using public transportation in St. Louis is easy and cheap

If you don’t want to hire a car and pay for parking, you can use Metro, the light-rail and bus system in St. Louis. It covers almost the whole city. A one-day pass costs $7.50 for adults.

Travelers usually depart from Washington Dulles International, Baltimore–Washington International, or Ronald Reagan Washington National when they travel from Washington, D.C. to St. Louis. The distance between Washington, D.C. and St. Louis is 1118 km. The most popular airlines for this route are United Airlines, Frontier Airlines, JetBlue Airways, Air Canada, and WestJet. Washington, D.C. and St. Louis have 392 direct flights per week.

Frequently asked questions

How long does it take to travel from Washington, D.C. to St. Louis?

A one-way nonstop (direct) flight between Washington, D.C. and St. Louis takes around 2.3 hours.

What is the flight distance between Washington, D.C. and St. Louis?

The flight distance between Washington, D.C. and St. Louis is 1118 km.

What airlines offer nonstop (direct) flights between Washington, D.C. and St. Louis?

Several carriers operate flights between Washington, D.C. and St. Louis. Airlines offering nonstop (direct) flights include United Airlines.

What are the most popular routes to and from Washington, D.C.?

Travelers frequently search for route combinations, such as Washington, D.C. and London, Orlando, Atlanta, Edinburgh, Los Angeles, Tampa, Mexico City, Miami, San Salvador, San Juan, Dallas, Istanbul, Denver, New Delhi, Guadalajara, Fort Lauderdale, Kathmandu, Manchester, Paris, Toronto.

What are the most popular routes to and from St. Louis?

Travelers frequently search for route combinations, such as St. Louis and London, Denver, Orlando, Las Vegas, Toronto, Fort Lauderdale, Dallas, Los Angeles, Bogotá, Mexico City, Edmonton, Guadalajara, Tokyo, Reykjavik, Buenos Aires, Minneapolis, Frankfurt, Winnipeg, Yerevan, Accra.

Which airports are there in Washington, D.C.?

Washington, D.C. is mainly served by Washington Dulles International. But there are other airports nearby, including Baltimore–Washington International, Ronald Reagan Washington National.

What airports are near Washington, D.C.?

The main airport in Washington, D.C. is Washington Dulles International. It is also served by Philadelphia International, Norfolk International, Richmond International, Atlantic City International, Lehigh Valley International, Trenton–Mercer, Harrisburg International, Salisbury–Ocean City–Wicomico Regional, Hagerstown Regional, Lancaster.

What airports are near St. Louis?

The main airport in St. Louis is St. Louis Lambert International. It is also served by St. Louis Lambert International, General Wayne A. Downing Peoria International, Evansville Regional, Columbia Regional, Abraham Lincoln Capital, MidAmerica St. Louis, Waynesville-St. Robert Regional, Central Illinois Regional, Cape Girardeau Regional, Williamson County Regional.

Which airlines fly between Washington, D.C. and St. Louis?

Currently, you can fly between Washington, D.C. and St. Louis with United Airlines, Frontier Airlines, JetBlue Airways, Air Canada, WestJet.

When’s the best time to travel between Washington, D.C. and St. Louis?

What flights operate between Washington, D.C. and St. Louis?

How many airports are there near Washington, D.C.?

How many airports are there near St. Louis?

What time do nonstop (direct) flights between Washington, D.C. and St. Louis depart?

What time do nonstop (direct) flights between Washington, D.C. and St. Louis arrive?

What time do flights between Washington, D.C. and St. Louis depart?

What time do flights between Washington, D.C. and St. Louis arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any origin and destination in the world by plane. Find the cheapest routes and best deals, as well as the best dates to travel.

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