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$59+ Cheap flights from Wisconsin to St. Louis (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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — STL
May 5 — May 121
Mon 5/5
Mon 5/12
1 adult, Economy
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Cheap flight deals from Wisconsin to St. Louis

Keep the following information in mind while searching for Wisconsin to St. Louis flight deals. Data was last updated April 30, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$118
(Booking.com)

One-way from

$59
(Sun Country Air)

Popular in

March

Cheapest in

July

Average price

$342

Good round-trip deal

$308 or less

Good one-way deal

$163 or less
Provider with most accurate pricing for Milwaukee-Mitchell-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Lambert-St Louis flights.
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From Wisconsin to Lambert-St Louis
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One-way flight from Wisconsin to Lambert-St Louis
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Highest demand for flights based on searches. 19% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Wisconsin to Lambert-St Louis.
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Price to beat on a one-way flight from Wisconsin to Lambert-St Louis.
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Find flight deals from Wisconsin to St. Louis

Cheapest flights from Wisconsin to St. Louis
Explore the most affordable flight options available from Wisconsin to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 30, 2025.

This Sun Country Air deal was found by Cheapflights users on 4/29. 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/310:00 amMSP - STL
Nonstop1h 30mSun Country Air
Sun 10/510:14 amSTL - MSP
Nonstop1h 34mSun Country Air
Deal found 4/29$118
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/228:25 amORD - STL
1 stop11h 45mSouthern / Mokulele
Sun 5/2512:15 pmSTL - ORD
1 stop19h 25mSouthern / Mokulele
Deal found 4/29$140
This Trip.com deal was found by Cheapflights users on 4/29. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/168:19 pmMSP - STL
1 stop13h 40mMultiple Airlines
Sun 5/187:30 amSTL - MSP
Nonstop1h 40mMultiple Airlines
Deal found 4/29$161
This Frontier deal was found by Cheapflights users on 4/29. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/145:01 amORD - STL
1 stop9h 06mFrontier
Sat 6/212:52 pmSTL - ORD
1 stop9h 22mFrontier
Deal found 4/29$164
This CheapOair deal was found by Cheapflights users on 4/29. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/186:00 amMSP - STL
1 stop27h 09mFrontier
Wed 5/218:15 pmSTL - MSP
1 stop28h 22mFrontier
Deal found 4/29$183
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/2912:16 pmMKE - STL
1 stop7h 07mAmerican Airlines
Mon 6/26:57 pmSTL - MKE
1 stop5h 01mAmerican Airlines
Deal found 4/29$189
This Orbitz deal was found by Cheapflights users on 4/28. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/104:15 pmORD - STL
1 stop7h 51mMultiple Airlines
Mon 5/121:00 pmSTL - ORD
1 stop3h 32mMultiple Airlines
Deal found 4/28$190
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/296:22 pmGRB - STL
1 stop3h 30mAmerican Airlines
Sat 5/317:30 pmSTL - GRB
1 stop3h 40mAmerican Airlines
Deal found 4/29$199
This Delta deal was found by Cheapflights users on 4/29. 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 5/2911:51 amATW - STL
1 stop5h 09mDelta
Sat 5/316:00 amSTL - ATW
1 stop5h 11mDelta
Deal found 4/29$199
This Booking.com deal was found by Cheapflights users on 4/28. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/83:48 pmMKE - STL
1 stop17h 21mFrontier
Sat 5/108:15 pmSTL - MKE
1 stop19h 10mFrontier
Deal found 4/28$211
This Delta deal was found by Cheapflights users on 4/29. 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 7/226:55 amMSP - STL
Nonstop1h 39mDelta
Tue 7/298:50 amSTL - MSP
Nonstop1h 40mDelta
Deal found 4/29$217
This American Airlines deal was found by Cheapflights users on 4/29. 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 5/201:59 pmORD - STL
Nonstop1h 22mAmerican Airlines
Sat 5/245:00 amSTL - ORD
Nonstop1h 19mAmerican Airlines
Deal found 4/29$217

Cheapflights Fare Finder

Customize your flight search to find flights from Wisconsin 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 April 30, 2025.
Use the filters below to find and compare flights from Wisconsin to St. Louis that are best for you.

Fly from

Wisconsin

Fly to

St. Louis

Route

Depart

Return

Price

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Fri 6/27

10:06 am-11:36 am

Nonstop1h 30m

Lambert-St Louis

Sun 6/29

6:12 am-7:47 am

Nonstop1h 35m

$118

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Thu 5/22

8:25 am-8:10 pm

1 stop11h 45m

Lambert-St Louis

Sun 5/25

12:15 pm-7:40 am

1 stop19h 25m

$140

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Thu 5/15

8:25 pm-9:09 am

1 stop12h 44m

Lambert-St Louis

Sun 5/18

7:30 am-9:10 am

Nonstop1h 40m

$161

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 6/14

5:01 am-2:07 pm

1 stop9h 06m

Lambert-St Louis

Sat 6/21

2:52 pm-12:14 am

1 stop9h 22m

$164

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Sun 5/18

6:00 am-9:09 am

1 stop27h 09m

Lambert-St Louis

Wed 5/21

8:15 pm-12:37 am

1 stop28h 22m

$183

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Thu 5/29

12:16 pm-7:23 pm

1 stop7h 07m

Lambert-St Louis

Mon 6/2

6:57 pm-11:58 pm

1 stop5h 01m

$189

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 5/10

4:15 pm-12:06 am

1 stop7h 51m

Lambert-St Louis

Mon 5/12

1:00 pm-4:32 pm

1 stop3h 32m

$190

AppletonSt. Louis

ATW - STL

ATWSTL

Appleton Intl

Thu 5/29

11:51 am-5:00 pm

1 stop5h 09m

Lambert-St Louis

Sat 5/31

6:00 am-11:11 am

1 stop5h 11m

$199

Green BaySt. Louis

GRB - STL

GRBSTL

Green Bay Austin-Straubel

Thu 5/29

6:22 pm-9:52 pm

1 stop3h 30m

Lambert-St Louis

Sat 5/31

7:30 pm-11:10 pm

1 stop3h 40m

$199

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Tue 6/24

3:17 pm-4:53 pm

Nonstop1h 36m

Lambert-St Louis

Tue 7/1

11:29 am-1:02 pm

Nonstop1h 33m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Showing 1-10 of 60 results
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Best time to book a flight from Wisconsin to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Wisconsin 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 Wisconsin to St. Louis

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

Currently, August is the cheapest month in which you can book a flight from Wisconsin to St. Louis (average of $311). Flying from Wisconsin 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 WI to STL?

Find hourly flight availability from Wisconsin 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 April 30, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Wisconsin to St. Louis as you normally would.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

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.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

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).

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 April 30, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Wisconsin to St. Louis. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
9,968 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,295 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,936 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,696 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,968 reviews

Entertainment

7.1

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Comfort

7.9

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

Find useful and relevant information for your journey from Wisconsin 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 airport do you fly into for flights to St. Louis from Wisconsin?

    Most people fly into Lambert-St Louis (STL) if they book a flight to St. Louis from Wisconsin. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • How popular is this Wisconsin to St. Louis flight route?

    The Wisconsin to Lambert-St Louis flight path was viewed by 18 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    $59 is the cheapest one-way deal found within the past few days, from Sun Country Air. You may also be able to find cheap deals on Southern / Mokulele and Frontier, with prices starting from $73 and $87, respectively.

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

    The most popular flight routes from Wisconsin to St. Louis are Chicago O'Hare Intl - Lambert-St Louis, Minneapolis St Paul - Lambert-St Louis and Milwaukee-Mitchell - Lambert-St Louis.

  • What are the cheapest flights from Wisconsin to St. Louis?

    Looking at all options, your cheapest flight can be booked for $133. While the most popular route (Chicago O'Hare Intl - Lambert-St Louis) can be booked for $140 on average our data indicates $303 when flying from Wisconsin to St. Louis.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Wisconsin 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 Wisconsin to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Wisconsin to St. Louis (average of $311). Flying from Wisconsin 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

Traveling to a place near Wisconsin?

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

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Alternative routes for Wisconsin to St. Louis

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Top 4 airlines flying from Wisconsin to St. Louis

Discover the top 4 airlines that operate flights from Wisconsin 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 April 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$156Average$390FlexibilityNo cancel feeOn-time69%
DeltaCheapest$157Average$265FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$158Average$353FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$244Average$338FlexibilityNo cancel feeOn-time63%

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