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$126+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
MSN — STL
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
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 February 13, 2026.

This United Airlines deal was found by Cheapflights users on 2/11. 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 3/122:50 pm
MSN
-
STL
1 stop6h 17m
United Airlines
Mon 3/167:00 pm
STL
-
MSN
1 stop3h 32m
United Airlines
Deal found 2/11$249
This United Airlines deal was found by Cheapflights users on 2/11. 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 2/263:53 pm
MSN
-
STL
1 stop5h 12m
United Airlines
Mon 3/24:49 pm
STL
-
MSN
1 stop4h 18m
United Airlines
Deal found 2/11$259
This American Airlines deal was found by Cheapflights users on 2/10. 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.
Tue 3/318:24 pm
MSN
-
STL
1 stop3h 20m
American Airlines
Thu 4/25:12 am
STL
-
MSN
1 stop5h 27m
American Airlines
Deal found 2/10$274
This Delta deal was found by Cheapflights users on 2/11. 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 5/46:30 pm
MSN
-
STL
1 stop4h 43m
Delta
Wed 5/61:45 pm
STL
-
MSN
1 stop3h 51m
Delta
Deal found 2/11$279
This Expedia deal was found by Cheapflights users on 2/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/67:56 pm
MSN
-
STL
1 stop13h 53m
Frontier
Sun 3/87:52 am
STL
-
MSN
1 stop9h 52m
Frontier
Deal found 2/10$305
This United Airlines deal was found by Cheapflights users on 2/9. 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 5/238:15 am
MSN
-
STL
1 stop3h 56m
United Airlines
Wed 5/278:15 am
STL
-
MSN
1 stop5h 45m
United Airlines
Deal found 2/9$309
This United Airlines deal was found by Cheapflights users on 2/10. 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 2/125:44 pm
MSN
-
STL
1 stop5h 15m
United Airlines
Sun 2/157:41 am
STL
-
MSN
1 stop6h 26m
United Airlines
Deal found 2/10$319
This American Airlines deal was found by Cheapflights users on 2/10. 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 3/711:22 am
MSN
-
STL
1 stop5h 51m
American Airlines
Sun 3/85:12 am
STL
-
MSN
1 stop5h 27m
American Airlines
Deal found 2/10$324
This American Airlines deal was found by Cheapflights users on 2/11. 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.
Fri 3/68:24 pm
MSN
-
STL
1 stop3h 11m
American Airlines
Sun 3/85:12 am
STL
-
MSN
1 stop5h 27m
American Airlines
Deal found 2/11$328
This American Airlines deal was found by Cheapflights users on 2/10. 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 2/238:24 pm
MSN
-
STL
1 stop3h 24m
American Airlines
Tue 2/246:00 am
STL
-
MSN
1 stop3h 11m
American Airlines
Deal found 2/10$361
This American Airlines deal was found by Cheapflights users on 2/10. 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 2/168:24 pm
MSN
-
STL
1 stop3h 24m
American Airlines
Tue 2/172:06 pm
STL
-
MSN
1 stop6h 58m
American Airlines
Deal found 2/10$417
This Delta deal was found by Cheapflights users on 2/11. 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 2/235:54 pm
MSN
-
STL
1 stop5h 29m
Delta
Tue 2/246:35 am
STL
-
MSN
1 stop4h 14m
Delta
Deal found 2/11$427

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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$249
(American Airlines)

One-way from

$126
(Delta)

Popular in

May

Cheapest in

November

Average price

$318
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. 24% potential increase in price ($114 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 February 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 February 13, 2026.
Use the filters below to find and compare flights from Madison to St. Louis that are best for you.

Fly from

Madison

Fly to

St. Louis

Route

Depart

Return

Price

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Sat 5/9

5:00 am-8:24 am

1 stop3h 24m

Lambert-St Louis

Sat 8/8

4:32 pm-12:07 am

1 stop7h 35m

$249

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Thu 3/12

2:50 pm-9:07 pm

1 stop6h 17m

Lambert-St Louis

Mon 3/16

7:00 pm-10:32 pm

1 stop3h 32m

$249

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Sat 8/1

11:53 am-4:45 pm

1 stop4h 52m

Lambert-St Louis

Mon 8/3

5:30 pm-9:57 pm

1 stop4h 27m

$259

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Thu 2/26

3:53 pm-9:05 pm

1 stop5h 12m

Lambert-St Louis

Mon 3/2

4:49 pm-9:07 pm

1 stop4h 18m

$259

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Fri 2/27

3:53 pm-9:40 pm

1 stop5h 47m

Lambert-St Louis

Tue 3/3

6:25 am-11:53 am

1 stop5h 28m

$259

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Tue 3/31

8:24 pm-11:44 pm

1 stop3h 20m

Lambert-St Louis

Thu 4/2

5:12 am-10:39 am

1 stop5h 27m

$274

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Mon 5/4

6:30 pm-11:13 pm

1 stop4h 43m

Lambert-St Louis

Wed 5/6

1:45 pm-5:36 pm

1 stop3h 51m

$279

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Mon 5/4

8:24 pm-11:46 pm

1 stop3h 22m

Lambert-St Louis

Wed 5/6

5:20 am-11:05 am

1 stop5h 45m

$279

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Fri 3/6

7:56 pm-9:49 am

1 stop13h 53m

Lambert-St Louis

Sun 3/8

7:52 am-5:44 pm

1 stop9h 52m

$305

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Sat 5/23

8:15 am-12:11 pm

1 stop3h 56m

Lambert-St Louis

Wed 5/27

8:15 am-2:00 pm

1 stop5h 45m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/12

Showing 1-10 of 19 results
1
2

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 February.
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 $255). 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.

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 February 13, 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
9,286 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

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
9,286 reviews
United Airlines
7.4
Good
9,286 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

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
7.2
Good
11,277 reviews
United Airlines
7.4
Good
9,286 reviews

Boarding

7.7

Comfort

7.3

Overall

7.4

Crew

8.1

Entertainment

7.1

Food

6.6

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?

    American Airlines, United Airlines, and Delta can get you from Madison to St. Louis in just under 3h 24m. Your travel time can differ by up to 2h 53m. 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 $268 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 $255). 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
Swansea
Fairview Heights
Maryland Heights
Collinsville
Eureka
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 February 13, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$244Average$288FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$268Average$350FlexibilityNo cancel feeOn-time71%

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