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

Flying on Delta is currently your cheapest option to St. Louis, with prices starting at $229. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $292 and $439, respectively. Delta is 37% cheaper than the average price of flights available within the next 90 days to this destination.

What are the cheapest airlines to fly from Madison to St. Louis one-way?

$126 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $139 and $273, respectively.

What is the cheapest day to fly from Madison to St. Louis?

Travelers seeking maximum savings on their Madison to St. Louis flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

What are the most popular airlines that fly from Madison to St. Louis?

Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from Madison to St. Louis.

What is the cheapest day to fly round-trip from Madison to St. Louis?

Saturday flights are found to be more expensive to fly from Madison to St. Louis. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to St. Louis.

What is the cheapest month to fly from Madison to St. Louis?

Flights from Madison to St. Louis lean towards being more expensive in May. Prices are generally better when you fly from Madison to St. Louis in August, with the cheapest ticket starting at $204.

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.

$126+ Flights from Madison to St. Louis

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Cheap flight deals from Madison to St. Louis

Round-trip from	$229 (Delta)
One-way from	$126 (Delta)
Popular in	May
Cheapest in	August
Average price	$293

From Madison Truax Field to Lambert-St Louis

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One-way flight from Madison Truax Field to Lambert-St Louis

Search Deals

Highest demand for flights based on searches. 25% potential increase in price ($129 potential increase over avg. RT price).

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Cheapest flight prices on average. 8% potential price decrease ($28 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find 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 July 3, 2025.

Sun 10/57:51 amMSN - STL

1 stop5h 32mAmerican Airlines

Sun 10/127:15 amSTL - MSN

1 stop4h 07mAmerican Airlines

Deal found 7/2

$229

Tue 8/126:37 pmMSN - STL

1 stop4h 45mDelta

Thu 8/146:00 amSTL - MSN

1 stop5h 20mDelta

Deal found 7/2

$277

Wed 7/1610:55 amMSN - STL

1 stop4h 52mUnited Airlines

Sun 7/205:00 amSTL - MSN

1 stop5h 13mUnited Airlines

Deal found 7/1

$439

Sat 7/196:25 pmMSN - STL

2 stops15h 27mMultiple Airlines

Fri 7/2510:47 amSTL - MSN

2 stops21h 14mMultiple Airlines

Deal found 7/3

$560

Best flights from Madison to St. Louis
Discover carefully curated flight deals from Madison to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Wed 7/306:45 amMSN - STL

1 stop3h 48mDelta

Wed 8/66:30 amSTL - MSN

1 stop4h 41mDelta

Deal found 7/2

$229

Mon 8/111:29 pmMSN - STL

1 stop6h 49mAmerican Airlines

Fri 8/157:59 pmSTL - MSN

1 stop13h 19mAmerican Airlines

Deal found 7/1

$292

Wed 7/1610:55 amMSN - STL

1 stop4h 52mUnited Airlines

Sun 7/205:00 amSTL - MSN

1 stop5h 13mUnited Airlines

Deal found 7/1

$439

Sat 7/196:25 pmMSN - STL

2 stops15h 27mMultiple Airlines

Fri 7/2510:47 amSTL - MSN

2 stops21h 14mMultiple Airlines

Deal found 7/3

$560

Last-minute flights from Madison to St. Louis
Discover last-minute flight deals from Madison to St. Louis. Data last updated July 3, 2025 and is based on user searches.

Sun 7/136:33 pmMSN - STL

1 stop5h 18mAmerican Airlines

Tue 7/1510:08 amSTL - MSN

1 stop6h 42mAmerican Airlines

Deal found 7/1

$536

Sun 7/136:40 amMSN - STL

2 stops9h 51mUnited Airlines

Mon 7/145:30 pmSTL - MSN

1 stop5h 03mUnited Airlines

Deal found 7/2

$1,011

Wed 7/1610:55 amMSN - STL

1 stop4h 52mUnited Airlines

Sun 7/205:00 amSTL - MSN

1 stop5h 13mUnited Airlines

Deal found 7/1

$439

Sat 7/196:25 pmMSN - STL

2 stops15h 27mMultiple Airlines

Fri 7/2510:47 amSTL - MSN

2 stops21h 14mMultiple Airlines

Deal found 7/3

$560

Wed 7/306:45 amMSN - STL

1 stop3h 48mDelta

Wed 8/66:30 amSTL - MSN

1 stop4h 41mDelta

Deal found 7/2

$229

Mon 8/111:29 pmMSN - STL

1 stop6h 49mAmerican Airlines

Fri 8/157:59 pmSTL - MSN

1 stop13h 19mAmerican Airlines

Deal found 7/1

$292

One-way flights from Madison to St. Louis
Search for one-way flight options from Madison to St. Louis. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Wed 9/107:00 amMSN - STL

1 stop6h 20mDelta

Deal found 7/1

$126

Thu 9/115:22 pmMSN - STL

1 stop5h 01mAmerican Airlines

Deal found 7/2

$139

Wed 7/236:25 pmMSN - STL

2 stops15h 27mMultiple Airlines

Deal found 7/1

$258

Wed 9/103:58 pmMSN - STL

2 stops18h 03mUnited Airlines

Deal found 7/3

$273

Cheapflights Fare Finder

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

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Wed 7/30

6:45 am-10:33 am

1 stop3h 48m

Lambert-St Louis

Wed 8/6

6:30 am-11:11 am

1 stop4h 41m

$229

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Mon 8/11

1:29 pm-8:18 pm

1 stop6h 49m

Lambert-St Louis

Fri 8/15

7:59 pm-9:18 am

1 stop13h 19m

$292

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Wed 7/16

10:55 am-3:47 pm

1 stop4h 52m

Lambert-St Louis

Sun 7/20

5:00 am-10:13 am

1 stop5h 13m

$439

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Sat 7/19

6:25 pm-9:52 am

2 stops15h 27m

Lambert-St Louis

Fri 7/25

10:47 am-8:01 am

2 stops21h 14m

$560

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Wed 9/10

7:00 am-1:20 pm

1 stop6h 20m

$126

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Thu 9/11

5:22 pm-10:23 pm

1 stop5h 01m

$139

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Wed 7/23

6:25 pm-9:52 am

2 stops15h 27m

$258

MadisonSt. Louis

MSN - STL

MSNSTL

Madison Truax Field

Wed 9/10

3:58 pm-10:01 am

2 stops18h 03m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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, August is the cheapest month in which you can book a flight from Madison to St. Louis (average of $311). Flying from Madison to St. Louis in March is currently the most expensive (average of $356). 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.

What is the cheapest time of day to fly from MSN to STL?

It’s typically best to fly out from Madison to St. Louis in the afternoon. Doing so could potentially save you 23% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing St. Louis

See what other customers who have flown with Delta, 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.

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,982 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

United Airlines

7.4

Good

8,861 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,982 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What are the cheapest airlines flying from Madison to St. Louis round-trip?
Flying on Delta is currently your cheapest option to St. Louis, with prices starting at $229. Additional round-trip tickets that might be worth considering are offered by American Airlines and United Airlines, with the lowest prices starting at $292 and $439, respectively. Delta is 37% cheaper than the average price of flights available within the next 90 days to this destination.
What are the cheapest airlines to fly from Madison to St. Louis one-way?
$126 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $139 and $273, respectively.
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, August is the cheapest month in which you can book a flight from Madison to St. Louis (average of $311). Flying from Madison to St. Louis in March is currently the most expensive (average of $356). 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

O'Fallon

Maryland Heights

Fairview Heights

Collinsville

Eureka

St. Peters

Glencoe

Alton

Festus

Chesterfield

Farmington

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Top 3 airlines flying from Madison to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$208	Average$258	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$228	Average$374	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$228	Average$384	FlexibilityNo cancel fee	On-time71%

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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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Madison to St. Louis with Cheapflights

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2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Madison to St. Louis

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Madison to St. Louis

Cheapest flights from Madison to St. LouisExplore 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 July 3, 2025.

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 July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Madison to St. Louis that are best for you.

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.

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?

What is the cheapest time of day to fly from MSN to STL?

Find hourly flight availability from Madison to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Reviews of airlines servicing St. Louis

See what other customers who have flown with Delta, 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.

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.

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

What are the cheapest airlines to fly from Madison to St. Louis one-way?

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

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

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

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

Traveling to a place near Madison?

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Alternative routes for Madison to St. Louis

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Top 3 airlines flying from Madison to St. Louis

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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 July 3, 2025.