How many flights depart from St. Louis to Wisconsin on average per day?

The number of flights available between St. Louis and Wisconsin is 48 per day as of February 2026. The most frequent departure time is 10:00AM, with 50% of daily flights leaving at noon.

What airlines fly to Wisconsin?

American Airlines, Southwest and United Airlines are the top three most popular airlines that fly to Wisconsin from St. Louis according to our data. American Airlines is the first choice among our users, with 45% of people opting to fly with this airline when traveling to Wisconsin. Keep in mind that there are 4 different airlines that fly to Wisconsin on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Lambert-St Louis to Wisconsin?

Southwest, United Airlines, and Delta are the most popular carriers operating from Lambert-St Louis to Wisconsin

How many flights depart from St. Louis to Wisconsin on average per week?

As of February 2026, 341 flights take off from St. Louis and land in Wisconsin each week. The most common flight departure day for this route is Thu, with 24% of weekly flights taking off on this day.

When did momondo last update prices for flights from Lambert-St Louis Airport to Wisconsin?

Prices for flights from Lambert-St Louis Airport to Wisconsin refresh daily.

How many operators does momondo search for flights from Lambert-St Louis Airport to Wisconsin?

As of February 2026, there are 6 operators available to choose from for flights from Lambert-St Louis Airport to Wisconsin.

How old do you have to be to fly from Lambert-St Louis Airport to Wisconsin?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Wisconsin.

What documentation or ID do you need to fly to Wisconsin?

The travel and health documents you'll need for your trip to Wisconsin may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Wisconsin. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$45 Cheap Flights from St. Louis to Wisconsin in 2026

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Find the cheapest flights from St. Louis to Wisconsin

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:55 pm - 10:30 pm

STL

MSP

1h 35mnonstop

7:50 am - 9:20 am

MSP

STL

1h 30mnonstop

$97Southwest

Wed, Apr 22 - Wed, Apr 29

8:55 pm - 10:30 pm

STL

MSP

1h 35mnonstop

10:05 am - 3:05 pm

MSP

STL

5h 00m

1 stop

$107Southwest

Wed, Apr 22 - Wed, Apr 29

6:10 am - 7:46 am

STL

MSP

1h 36mnonstop

9:50 pm - 11:25 pm

MSP

STL

1h 35mnonstop

$171Delta

Thu, Mar 5 - Mon, Mar 9

6:47 pm - 11:56 pm

STL

ORD

5h 09m

1 stop

5:59 pm - 11:58 pm

ORD

STL

5h 59m

1 stop

$191Delta

Thu, Mar 5 - Mon, Mar 9

8:13 pm - 2:20 pm

STL

ORD

18h 07m

1 stop

1:40 pm - 10:30 am

ORD

STL

20h 50m

1 stop

$193Multiple Airlines

Fri, Apr 17 - Wed, Apr 22

8:00 am - 9:31 am

STL

ORD

1h 31mnonstop

7:15 am - 8:38 am

ORD

STL

1h 23mnonstop

$194American Airlines

Sat, Mar 7 - Sun, Mar 8

6:00 am - 11:44 am

STL

MKE

5h 44m

1 stop

11:51 am - 7:29 pm

MKE

STL

7h 38m

1 stop

$201American Airlines

Tue, Mar 10 - Tue, Mar 17

8:13 pm - 2:20 pm

STL

ORD

18h 07m

1 stop

4:21 pm - 7:12 pm

ORD

STL

26h 51m

2 stops

$202Multiple Airlines

Fri, Apr 17 - Wed, Apr 22

7:41 am - 2:05 pm

STL

MKE

6h 24m

1 stop

4:00 pm - 9:40 pm

MKE

STL

5h 40m

1 stop

$205United Airlines

Thu, Feb 26 - Fri, Feb 27

7:00 pm - 10:43 pm

STL

MKE

3h 43m

1 stop

6:50 am - 10:45 am

MKE

STL

3h 55m

1 stop

$237United Airlines

Fri, Mar 27 - Sun, Mar 29

Frontier flights from St. Louis to Wisconsin

Our best Frontier deals on St. Louis to Wisconsin flight tickets

Frontier

Mar 9

STL2:09 pmLambert-St Louis

18h 14m

1 stop

ORD8:23 amChicago O'Hare Intl

Mar 16

ORD5:01 amChicago O'Hare Intl

8h 33m

1 stop

STL1:34 pmLambert-St Louis

$198

Frontier

Mar 6

STL1:09 pmLambert-St Louis

9h 30m

1 stop

ORD10:39 pmChicago O'Hare Intl

Mar 8

ORD7:00 amChicago O'Hare Intl

15h 02m

1 stop

STL10:02 pmLambert-St Louis

$203

Frontier

Mar 3

STL3:49 pmLambert-St Louis

24h 03m

1 stop

ORD3:52 pmChicago O'Hare Intl

Mar 6

ORD5:05 amChicago O'Hare Intl

6h 44m

1 stop

STL11:49 amLambert-St Louis

$208

United Airlines flights from St. Louis to Wisconsin

Our best United Airlines deals on St. Louis to Wisconsin flight tickets

United Airlines

Feb 26

STL7:41 amLambert-St Louis

6h 24m

1 stop

MKE2:05 pmMilwaukee-Mitchell

Feb 27

MKE4:00 pmMilwaukee-Mitchell

5h 40m

1 stop

STL9:40 pmLambert-St Louis

$205

United Airlines

Mar 5

STL7:41 amLambert-St Louis

1h 29m

ORD9:10 amChicago O'Hare Intl

Mar 9

ORD7:42 pmChicago O'Hare Intl

1h 25m

STL9:07 pmLambert-St Louis

$231

United Airlines

Mar 5

STL7:41 amLambert-St Louis

1h 29m

ORD9:10 amChicago O'Hare Intl

Mar 9

ORD7:42 pmChicago O'Hare Intl

1h 25m

STL9:07 pmLambert-St Louis

$233

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Wed 4/22

8:55 pm-10:30 pm

Nonstop1h 35m

Minneapolis St Paul

Wed 4/29

7:50 am-9:20 am

Nonstop1h 30m

$97

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Wed 4/22

8:55 pm-10:30 pm

Nonstop1h 35m

Minneapolis St Paul

Wed 4/29

10:05 am-3:05 pm

1 stop5h 00m

$107

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Thu 3/5

6:10 am-7:46 am

Nonstop1h 36m

Minneapolis St Paul

Mon 3/9

9:50 pm-11:25 pm

Nonstop1h 35m

$171

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Thu 3/5

6:47 pm-11:56 pm

1 stop5h 09m

Chicago O'Hare Intl

Mon 3/9

5:59 pm-11:58 pm

1 stop5h 59m

$191

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Fri 4/17

8:13 pm-2:20 pm

1 stop18h 07m

Chicago O'Hare Intl

Wed 4/22

1:40 pm-10:30 am

1 stop20h 50m

$193

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Sat 3/7

8:00 am-9:31 am

Nonstop1h 31m

Chicago O'Hare Intl

Sun 3/8

7:15 am-8:38 am

Nonstop1h 23m

$194

St. LouisMilwaukee

STL - MKE

STLMKE

Lambert-St Louis

Tue 3/10

6:00 am-11:44 am

1 stop5h 44m

Milwaukee-Mitchell

Tue 3/17

11:51 am-7:29 pm

1 stop7h 38m

$201

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Fri 4/17

8:13 pm-2:20 pm

1 stop18h 07m

Chicago O'Hare Intl

Wed 4/22

4:21 pm-7:12 pm

2 stops26h 51m

$202

St. LouisMilwaukee

STL - MKE

STLMKE

Lambert-St Louis

Thu 2/26

7:41 am-2:05 pm

1 stop6h 24m

Milwaukee-Mitchell

Fri 2/27

4:00 pm-9:40 pm

1 stop5h 40m

$205

St. LouisMilwaukee

STL - MKE

STLMKE

Lambert-St Louis

Fri 3/27

7:00 pm-10:43 pm

1 stop3h 43m

Milwaukee-Mitchell

Sun 3/29

6:50 am-10:45 am

1 stop3h 55m

$237

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Wisconsin

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

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Other information

What is the cheapest month to fly to Wisconsin?

If you aren’t able to travel during the month of April, then book flights to Wisconsin from St. Louis during October instead. Flights to Wisconsin in October, while not as cheap as those in April, still average around $263.

What is the cheapest day to depart on your flight to Wisconsin?

The cheapest day to depart from St. Louis to Wisconsin is on a Tuesday. Travelers who choose to depart for Wisconsin on a Tuesday will often find tickets for as low as $348. The most expensive day to fly to Wisconsin is Sunday, with ticket prices averaging around $593.

What is the cheapest time of day to depart on your flight to Wisconsin?

Our most recent data shows that the best time of day to fly to Wisconsin is in the morning. Flights from St. Louis to Wisconsin during this time can be as low as $391. Flights in the evening are often more expensive with an average ticket price of $393.

What is the cheapest Lambert-St Louis to Wisconsin flight route?

Fly from Lambert-St Louis to Milwaukee-Mitchell for the best Lambert-St Louis - Wisconsin flight prices

What cabin class options are available on Lambert-St Louis to Wisconsin flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Wisconsin flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Wisconsin flights?

You could potentially save up to 76% on your flight if you consider stops on a St. Louis to Wisconsin flight.

Cheap St. Louis to Wisconsin flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Wisconsin

Best Price Found	$371
Fastest flight time	1h 10m
Direct flights	Every day
Airports in Wisconsin	80 airports

The best flight deal from St. Louis to Wisconsin found on momondo in the last 72 hours is $371

The fastest flight from St. Louis to Wisconsin takes 1h 10m

Direct flights go from St. Louis to Wisconsin every day.

There are 80 airports in Wisconsin. From St. Louis there are direct flights to Chicago O'Hare Intl (ORD), Milwaukee-Mitchell (MKE), Minneapolis St Paul (MSP).

Search flight deals

When did momondo last update prices for flights from Lambert-St Louis Airport to Wisconsin?
Prices for flights from Lambert-St Louis Airport to Wisconsin refresh daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Wisconsin?
As of February 2026, there are 6 operators available to choose from for flights from Lambert-St Louis Airport to Wisconsin.
How old do you have to be to fly from Lambert-St Louis Airport to Wisconsin?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Wisconsin.
What documentation or ID do you need to fly to Wisconsin?
The travel and health documents you'll need for your trip to Wisconsin may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Wisconsin. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from St. Louis to Wisconsin?
Based on momondo bookings for flights between St. Louis and Wisconsin, the leading plane model is Boeing 737 MAX 8, making up 51.02% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 12.24%, Boeing 737-700 Passenger/BBJ1 (winglets) with 10.20%, and Airbus A319 with 4.08%.

Best airlines flying from St. Louis to Wisconsin

Compare and see reviews for airlines that fly from St. Louis to Wisconsin with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $158	Free Cancellation	Rating 7.2 11,271 reviews	Search American Airlines flights
United Airlines	PriceFrom $159	Free Cancellation	Rating 7.4 9,279 reviews	Search United Airlines flights
Delta	PriceFrom $200	Free Cancellation	Rating 7.9 8,180 reviews	Search Delta flights
Southwest	PriceFrom $236	Free Cancellation	Rating 8.0 4,280 reviews	Search Southwest flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Wisconsin?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from St. Louis to Wisconsin for you.

Can I find flights from St. Louis to Wisconsin with flexible booking policies on momondo?

Flights from St. Louis to Wisconsin with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from St. Louis to Wisconsin?

Once all potential St. Louis to Wisconsin flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to Wisconsin right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Wisconsin from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Cheap flights from St. Louis to Wisconsin from $45

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Wisconsin departing on 3/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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See travel insights to Wisconsin from

How to get the cheapest flight ticket from St. Louis to Wisconsin

What is the cheapest month to fly to Wisconsin?

What is the cheapest day to depart on your flight to Wisconsin?

What is the cheapest time of day to depart on your flight to Wisconsin?

What is the cheapest Lambert-St Louis to Wisconsin flight route?

What cabin class options are available on Lambert-St Louis to Wisconsin flights?

Can stopping save me money on St. Louis to Wisconsin flights?

What is the cheapest airline that flies from Lambert-St Louis to Wisconsin?

What airlines fly to Wisconsin?

How many flights depart from St. Louis to Wisconsin on average per day?

How many flights depart from St. Louis to Wisconsin on average per week?

Cheap St. Louis to Wisconsin flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Wisconsin

Best Price Found

Fastest flight time

Direct flights

Airports in Wisconsin

Best airlines flying from St. Louis to Wisconsin

Compare and see reviews for airlines that fly from St. Louis to Wisconsin with momondo

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Wisconsin?

Can I find flights from St. Louis to Wisconsin with flexible booking policies on momondo?

How can momondo help me find flights from St. Louis to Wisconsin?

I’m not ready to book a flight from St. Louis to Wisconsin right now. Can momondo alert me if prices change?

An easier way to manage your Wisconsin trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Wisconsin

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