St. Louis

$49+ 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 6/19. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — STL
Apr 29 — May 61
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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 24, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$91
(American Airlines)

One-way from

$49
(Southwest)

Popular in

March

Cheapest in

July

Average price

$342

Good round-trip deal

$309 or less

Good one-way deal

$160 or less
Provider with most accurate pricing for Milwaukee-Mitchell-Lambert-St Louis flight deals.
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Lambert-St Louis flights.
From Wisconsin to Lambert-St Louis
One-way flight from Wisconsin to Lambert-St Louis
Highest demand for flights based on searches. 20% potential increase in price ($92 potential increase over avg. RT price).
Cheapest flight prices on average. 6% potential price decrease ($23 potential savings vs. average RT price).
Average for round-trip flights in April 2025
Price to beat on a round-trip flight from Wisconsin to Lambert-St Louis.
Price to beat on a one-way flight from Wisconsin to Lambert-St Louis.

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 24, 2025.

This American Airlines deal was found by Cheapflights users on 4/23. 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 5/1510:30 pmORD - STL
Nonstop1h 21mAmerican Airlines
Mon 5/197:30 pmSTL - ORD
Nonstop1h 20mAmerican Airlines
Deal found 4/23$91
This Southwest deal was found by Cheapflights users on 4/23. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/214:00 pmORD - STL
1 stop6h 10mSouthwest
Wed 5/282:20 pmSTL - ORD
1 stop7h 10mSouthwest
Deal found 4/23$97
This Booking.com deal was found by Cheapflights users on 4/23. 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.
Fri 5/29:54 amMSP - STL
Nonstop1h 37mSun Country Air
Sun 5/48:00 amSTL - MSP
Nonstop1h 40mSun Country Air
Deal found 4/23$118
This United Airlines deal was found by Cheapflights users on 4/23. 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 5/152:20 pmORD - STL
Nonstop1h 27mUnited Airlines
Mon 5/199:40 amSTL - ORD
Nonstop1h 30mUnited Airlines
Deal found 4/23$137
This Southern / Mokulele deal was found by Cheapflights users on 4/23. 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 Southern / Mokulele is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/158:25 amORD - STL
1 stop11h 45mSouthern / Mokulele
Sun 5/1812:15 pmSTL - ORD
1 stop19h 25mSouthern / Mokulele
Deal found 4/23$140
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 5/216:23 pmMKE - STL
1 stop5h 28mAmerican Airlines
Wed 5/285:12 amSTL - MKE
1 stop5h 50mAmerican Airlines
Deal found 4/23$158
This Mytrip deal was found by Cheapflights users on 4/23. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/29:54 amMSP - STL
Nonstop1h 37mMultiple Airlines
Wed 5/78:15 pmSTL - MSP
1 stop28h 13mMultiple Airlines
Deal found 4/23$159
This Frontier deal was found by Cheapflights users on 4/22. 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.
Wed 6/45:03 pmORD - STL
1 stop6h 34mFrontier
Wed 6/115:35 pmSTL - ORD
1 stop13h 34mFrontier
Deal found 4/22$162
This American Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 5/145:28 amMSP - STL
1 stop9h 53mAmerican Airlines
Wed 5/216:00 amSTL - MSP
1 stop11h 38mAmerican Airlines
Deal found 4/23$171
This Delta deal was found by Cheapflights users on 4/23. 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.
Wed 6/117:10 amORD - STL
1 stop5h 25mDelta
Thu 6/127:10 pmSTL - ORD
1 stop4h 49mDelta
Deal found 4/23$177
This Delta deal was found by Cheapflights users on 4/23. 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 6/37:04 pmMKE - STL
1 stop4h 22mDelta
Fri 6/66:14 pmSTL - MKE
1 stop4h 43mDelta
Deal found 4/23$185
This Booking.com deal was found by Cheapflights users on 4/23. 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.
Fri 5/28:25 pmMSP - STL
1 stop13h 34mFrontier
Wed 5/78:15 pmSTL - MSP
1 stop28h 13mFrontier
Deal found 4/23$198

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 24, 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

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Tue 5/13

1:59 pm-3:21 pm

Nonstop1h 22m

Lambert-St Louis

Tue 5/13

7:30 pm-8:50 pm

Nonstop1h 20m

$91

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 5/21

5:45 pm-11:00 pm

1 stop5h 15m

Lambert-St Louis

Wed 5/28

5:20 am-10:45 am

1 stop5h 25m

$97

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Fri 5/2

9:54 am-11:31 am

Nonstop1h 37m

Lambert-St Louis

Sun 5/4

8:00 am-9:40 am

Nonstop1h 40m

$118

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Thu 5/15

2:20 pm-3:47 pm

Nonstop1h 27m

Lambert-St Louis

Mon 5/19

9:40 am-11:10 am

Nonstop1h 30m

$137

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Fri 5/23

8:25 am-8:10 pm

1 stop11h 45m

Lambert-St Louis

Sun 5/25

12:15 pm-3:50 pm

1 stop3h 35m

$140

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Wed 5/21

6:23 pm-11:51 pm

1 stop5h 28m

Lambert-St Louis

Wed 5/28

5:12 am-11:02 am

1 stop5h 50m

$158

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Fri 5/2

9:54 am-11:31 am

Nonstop1h 37m

Lambert-St Louis

Wed 5/7

8:15 pm-12:28 am

1 stop28h 13m

$159

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 6/4

5:03 pm-11:37 pm

1 stop6h 34m

Lambert-St Louis

Wed 6/11

5:35 pm-7:09 am

1 stop13h 34m

$162

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Sat 5/24

5:03 pm-11:44 pm

1 stop6h 41m

Lambert-St Louis

Sun 5/25

12:15 pm-7:40 am

1 stop19h 25m

$164

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Wed 5/14

5:28 am-1:07 pm

1 stop7h 39m

Lambert-St Louis

Thu 5/15

5:00 am-2:48 pm

1 stop9h 48m

$171

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

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 24, 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 24, 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.

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
8.0
Very good

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.1

Food

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

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?

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

    $49 is the cheapest one-way deal found within the past few days, from Southwest. You may also be able to find cheap deals on Sun Country Air and United Airlines, with prices starting from $59 and $68, respectively.

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

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

    Looking at all options, your cheapest flight can be booked for $108. While the most popular route (Chicago O'Hare Intl - Lambert-St Louis) can be booked for $77 on average our data indicates $277 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Wisconsin to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

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 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$156Average$385FlexibilityNo cancel feeOn-time69%
DeltaCheapest$157Average$261FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$158Average$351FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$256Average$342FlexibilityNo cancel feeOn-time63%

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