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$150+ Cheap flights from Madison to St. Louis (MSN - STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/10. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — STL
Apr 29 — May 61
Wed 4/29
Wed 5/6
1 adult, Economy
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Cheap flight deals from Madison to St. Louis

Cheapest flights from Madison to St. Louis
Explore the most affordable flight options available from Madison to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 30, 2026.

This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/252:18 pm
MSN
-
STL
1 stop5h 15m
American Airlines
Sat 5/28:03 pm
STL
-
MSN
1 stop3h 35m
American Airlines
Deal found 3/27$290
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:00 am
MSN
-
STL
1 stop5h 32m
Delta
Sat 4/255:59 pm
STL
-
MSN
1 stop3h 30m
Delta
Deal found 3/27$300
This Delta deal was found by Cheapflights users on 3/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/276:30 pm
MSN
-
STL
1 stop4h 43m
Delta
Mon 5/45:35 pm
STL
-
MSN
1 stop5h 16m
Delta
Deal found 3/30$309
This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/166:00 am
MSN
-
STL
1 stop4h 45m
United Airlines
Mon 4/208:15 pm
STL
-
MSN
1 stop3h 34m
United Airlines
Deal found 3/27$314
This American Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:19 am
MSN
-
STL
1 stop5h 41m
American Airlines
Mon 4/135:51 am
STL
-
MSN
1 stop3h 57m
American Airlines
Deal found 3/26$319
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/66:46 am
MSN
-
STL
1 stop7h 42m
American Airlines
Mon 6/86:12 pm
STL
-
MSN
1 stop5h 47m
American Airlines
Deal found 3/27$325
This United Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/106:30 am
MSN
-
STL
1 stop4h 18m
United Airlines
Tue 5/1210:25 am
STL
-
MSN
1 stop4h 35m
United Airlines
Deal found 3/28$329
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/76:04 pm
MSN
-
STL
1 stop5h 21m
Delta
Tue 4/145:35 pm
STL
-
MSN
1 stop5h 16m
Delta
Deal found 3/27$339
This American Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/118:24 pm
MSN
-
STL
1 stop3h 32m
American Airlines
Fri 5/156:54 pm
STL
-
MSN
1 stop5h 00m
American Airlines
Deal found 3/28$345
This United Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/205:00 am
MSN
-
STL
1 stop3h 25m
United Airlines
Fri 4/248:15 pm
STL
-
MSN
1 stop3h 34m
United Airlines
Deal found 3/28$349
This United Airlines deal was found by Cheapflights users on 3/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:00 am
MSN
-
STL
1 stop3h 39m
United Airlines
Sat 5/910:25 am
STL
-
MSN
1 stop3h 19m
United Airlines
Deal found 3/26$355
This United Airlines deal was found by Cheapflights users on 3/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/48:30 am
MSN
-
STL
1 stop5h 54m
United Airlines
Mon 4/68:15 pm
STL
-
MSN
1 stop3h 34m
United Airlines
Deal found 3/28$359

Find flight deals from Madison to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Madison (MSN) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$290
(American Airlines)

One-way from

$150
(United Airlines)

Popular in

May

Cheapest in

November

Average price

$338
Provider with most accurate pricing for Madison Truax Field-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Madison Truax Field-Lambert-St Louis flights.
Search Deals
From Madison Truax Field to Lambert-St Louis
Search Deals
One-way flight from Madison Truax Field to Lambert-St Louis
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($98 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Madison to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 30, 2026.
Use the filters below to find and compare flights from Madison to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Thu 4/23

6:00 am-11:32 am

1 stop5h 32m

Lambert-St Louis

Sat 4/25

5:59 pm-9:29 pm

1 stop3h 30m

$300

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Thu 4/30

7:45 am-11:47 am

1 stop4h 02m

Lambert-St Louis

Sun 5/3

5:51 am-9:48 am

1 stop3h 57m

$309

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Fri 5/22

6:30 am-10:32 am

1 stop4h 02m

Lambert-St Louis

Sun 5/24

6:45 am-10:16 am

1 stop3h 31m

$309

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Mon 4/27

3:29 pm-10:59 pm

1 stop7h 30m

Lambert-St Louis

Mon 5/4

5:21 pm-11:38 pm

1 stop6h 17m

$309

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Mon 4/27

6:30 pm-11:13 pm

1 stop4h 43m

Lambert-St Louis

Mon 5/4

5:35 pm-10:51 pm

1 stop5h 16m

$309

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Fri 9/4

7:00 am-1:17 pm

1 stop6h 17m

Lambert-St Louis

Sun 9/6

6:30 am-11:13 am

1 stop4h 43m

$309
Quickest round-trip

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Fri 4/10

5:00 am-8:25 am

1 stop3h 25m

Lambert-St Louis

Sun 4/12

8:15 pm-11:49 pm

1 stop3h 34m

$319

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Fri 4/17

6:30 pm-11:14 pm

1 stop4h 44m

Lambert-St Louis

Sun 4/19

6:48 am-12:44 pm

1 stop5h 56m

$319

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Tue 4/14

9:41 am-4:42 pm

1 stop7h 01m

Lambert-St Louis

Sat 4/18

10:50 am-5:34 pm

1 stop6h 44m

$319

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Sat 6/6

6:46 am-2:28 pm

1 stop7h 42m

Lambert-St Louis

Mon 6/8

6:12 pm-11:59 pm

1 stop5h 47m

$325

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 21 resultsSorted by cheapest first
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3

Compare providers for flights from Madison to St. Louis

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Madison to St. Louis in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Madison-St. Louis flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Madison-St. Louis flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Madison-St. Louis flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Madison-St. Louis flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Madison-St. Louis flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Madison to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Madison with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Madison to St. Louis

What is the cheapest month to book a flight from Madison to St. Louis?

Currently, April is the cheapest month in which you can book a flight from Madison to St. Louis (average of $156). Flying from Madison to St. Louis in February is currently the most expensive (average of $268). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost to fly round-trip from Madison to St. Louis?

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated March 30, 2026.
See what other customers who have flown with United Airlines and American Airlines from Madison to St. Louis have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,514 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,514 reviews
United Airlines
7.4
Good
9,514 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,530 reviews
United Airlines
7.4
Good
9,514 reviews

Boarding

7.7

Overall

7.4

Comfort

7.3

Food

6.6

Crew

8.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

Find useful and relevant information for your journey from Madison to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Madison to St. Louis?

    Delta and American Airlines can get you from Madison to St. Louis in just under 4h 02m. Your travel time can differ by up to 1h 30m. The distance from Madison to St. Louis is about 307 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Madison to St. Louis round-trip?

    Flying on United Airlines is currently your cheapest option to St. Louis, with prices starting at $244. Another option worth looking into is American Airlines, starting at $273 round trip. United Airlines is 30% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Madison to St. Louis that include hotel bookings?

    Yes. In addition to deals on Madison to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Madison to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Madison to St. Louis.

  • Can I find deals for business class flights from Madison to St. Louis?

    Yes. Cheapflights offers flight deals from Madison to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Madison to St. Louis?

    Currently, April is the cheapest month in which you can book a flight from Madison to St. Louis (average of $156). Flying from Madison to St. Louis in February is currently the most expensive (average of $268). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fenton
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
Wentzville
Glencoe
Chesterfield
Alton
Farmington
Festus

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Madison to St. Louis

Discover the top 2 airlines that operate flights from Madison to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$244Average$288FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$273Average$350FlexibilityNo cancel feeOn-time71%

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