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$50+ 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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — STL
Feb 27 — Mar 61
Thu 2/27
Thu 3/6
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 February 22, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$117
(United Airlines)

One-way from

$50
(Frontier)

Popular in

August

Cheapest in

May

Average price

$383

Good round-trip deal

$369 or less

Good one-way deal

$184 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. 11% potential increase in price ($45 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($20 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 22, 2025.

This United Airlines deal was found by Cheapflights users on 2/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/71:15 pmORD - STL
Nonstop1h 27mUnited Airlines
Mon 4/149:39 amSTL - ORD
Nonstop1h 31mUnited Airlines
Deal found 2/22$117
This American Airlines deal was found by Cheapflights users on 2/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/710:09 pmORD - STL
Nonstop1h 24mAmerican Airlines
Mon 4/145:45 amSTL - ORD
Nonstop1h 20mAmerican Airlines
Deal found 2/22$118
This Frontier deal was found by Cheapflights users on 2/20. 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.
Mon 3/314:54 pmORD - STL
1 stop6h 55mFrontier
Wed 4/26:51 pmSTL - ORD
1 stop5h 51mFrontier
Deal found 2/20$130
This Trip.com deal was found by Cheapflights users on 2/22. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/148:25 amORD - STL
1 stop11h 45mSouthern / Mokulele
Mon 3/1712:15 pmSTL - ORD
1 stop3h 35mSouthern / Mokulele
Deal found 2/22$133
This Travelocity deal was found by Cheapflights users on 2/21. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1210:10 amORD - STL
1 stop13h 39mMultiple Airlines
Fri 3/1411:00 amSTL - ORD
Nonstop1h 17mMultiple Airlines
Deal found 2/21$135
This Southwest deal was found by Cheapflights users on 2/21. 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.
Mon 3/104:00 pmORD - STL
1 stop6h 55mSouthwest
Wed 3/128:30 amSTL - ORD
1 stop5h 30mSouthwest
Deal found 2/21$137
This Expedia deal was found by Cheapflights users on 2/21. 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.
Thu 4/32:42 pmMSP - STL
1 stop9h 04mMultiple Airlines
Sun 4/66:35 amSTL - MSP
Nonstop1h 35mMultiple Airlines
Deal found 2/21$144
This Booking.com deal was found by Cheapflights users on 2/20. 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 4/310:32 amMKE - STL
1 stop22h 34mFrontier
Sat 4/56:51 pmSTL - MKE
1 stop14h 36mFrontier
Deal found 2/20$160
This Frontier deal was found by Cheapflights users on 2/21. 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.
Sun 4/136:00 amMSP - STL
1 stop5h 22mFrontier
Sun 4/2012:41 pmSTL - MSP
1 stop10h 47mFrontier
Deal found 2/21$170
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/156:43 amMKE - STL
1 stop4h 11mDelta
Sat 3/225:00 pmSTL - MKE
1 stop4h 51mDelta
Deal found 2/22$177
This Delta deal was found by Cheapflights users on 2/21. 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 3/257:10 pmORD - STL
1 stop4h 16mDelta
Wed 3/261:48 pmSTL - ORD
1 stop4h 33mDelta
Deal found 2/21$177
This Delta deal was found by Cheapflights users on 2/22. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/265:49 pmGRB - STL
1 stop3h 51mDelta
Tue 4/16:00 amSTL - GRB
1 stop5h 19mDelta
Deal found 2/22$199

Find flights from Wisconsin to St. Louis within your budget

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 February 22, 2025.

Fly from

Wisconsin

Fly to

St. Louis

Route

Depart

Return

Price

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Mon 4/7

1:15 pm-2:42 pm

Nonstop1h 27m

Lambert-St Louis

Mon 4/14

9:39 am-11:10 am

Nonstop1h 31m

$117

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Mon 4/7

10:09 pm-11:33 pm

Nonstop1h 24m

Lambert-St Louis

Mon 4/14

5:45 am-7:05 am

Nonstop1h 20m

$118

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Mon 3/31

4:54 pm-11:49 pm

1 stop6h 55m

Lambert-St Louis

Wed 4/2

6:51 pm-12:42 am

1 stop5h 51m

$130

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Fri 3/14

8:25 am-8:10 pm

1 stop11h 45m

Lambert-St Louis

Mon 3/17

12:15 pm-3:50 pm

1 stop3h 35m

$133

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Wed 3/12

10:10 am-11:49 pm

1 stop13h 39m

Lambert-St Louis

Fri 3/14

11:00 am-12:17 pm

Nonstop1h 17m

$135

ChicagoSt. Louis

ORD - STL

ORDSTL

Chicago O'Hare Intl

Mon 3/10

4:00 pm-10:55 pm

1 stop6h 55m

Lambert-St Louis

Wed 3/12

8:30 am-2:00 pm

1 stop5h 30m

$137

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Thu 4/3

2:42 pm-11:46 pm

1 stop9h 04m

Lambert-St Louis

Sun 4/6

6:35 am-8:10 am

Nonstop1h 35m

$144

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Thu 4/3

10:32 am-9:06 am

1 stop22h 34m

Lambert-St Louis

Sat 4/5

6:51 pm-9:27 am

1 stop14h 36m

$160

MinneapolisSt. Louis

MSP - STL

MSPSTL

Minneapolis St Paul

Sun 4/13

6:00 am-11:22 am

1 stop5h 22m

Lambert-St Louis

Sun 4/20

12:41 pm-11:28 pm

1 stop10h 47m

$170

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Sat 3/15

6:43 am-10:54 am

1 stop4h 11m

Lambert-St Louis

Sat 3/22

5:00 pm-9:51 pm

1 stop4h 51m

$177

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.

Travel insights for flights from Wisconsin to St. Louis

Get recent, data-driven insights about flights from Wisconsin to St. Louis including ideal travel times, pricing trends, and more.

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 February 22, 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 February 22, 2025.
Read reviews from past customers who have flown Southwest, Alaska Airlines 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.
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Southwest
8.1
Very good
4,396 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Alaska Airlines
8.0
Very good
9,702 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

Delta
8.0
Very good
8,203 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

United Airlines
7.4
Good
8,754 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

American Airlines
7.2
Good
10,000 reviews
Southwest
8.1
Very good
4,396 reviews

Boarding

8.2

Crew

8.7

Overall

8.1

Entertainment

7.6

Food

7.1

Comfort

8.1

Reviews

1 / 20

2.0
Mediocre

Anonymous,Feb 2025

MCO - STL

Cancelled at last minute, SWA unable to assist in formulating alternate plans. Wound up renting a car and driving 13 hours to beat bad weather forecast at home. Not SWA’s fault that there was significant bad weather across the country.

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 11 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?

    $50 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Sun Country Air and United Airlines, with prices starting from $58 and $59, respectively.

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

    The most popular flight routes from Wisconsin to St. Louis are Minneapolis St Paul - Lambert-St Louis, Chicago O'Hare Intl - 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 $148. While the most popular route (Minneapolis St Paul - Lambert-St Louis) can be booked for $116 on average our data indicates $334 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
Fairview Heights
Maryland Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Alton
Farmington
Chesterfield

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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.
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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 February 22, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$157Average$280FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$158Average$367FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$204Average$382FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$244Average$331FlexibilityNo cancel feeOn-time63%
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