Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from St. Louis to Wisconsin from $64

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 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from St. Louis to Wisconsin

Cheap round-trip flights

Enter your travel dates to find the best prices.
Delta Logo
6:10 am - 7:46 am
STL
-
MSP
1h 36mnonstop
Delta Logo
1:07 pm - 2:38 pm
MSP
-
STL
1h 31mnonstop
$133Delta
Wed, Jan 14 - Wed, Jan 21
Frontier Logo
3:46 pm - 10:59 pm
STL
-
MSP
7h 13m1 stop
Frontier Logo
5:22 pm - 12:50 pm
MSP
-
STL
19h 28m1 stop
$146Frontier
Sat, Jan 24 - Sun, Jan 25
Multiple Airlines Logo
5:11 pm - 1:13 pm
STL
-
ORD
20h 02m1 stop
Multiple Airlines Logo
4:41 pm - 6:51 am
ORD
-
STL
14h 10m1 stop
$149Multiple Airlines
Tue, Jan 13 - Fri, Jan 16
Southwest Logo
6:05 am - 10:20 am
STL
-
MSP
4h 15m1 stop
Southwest Logo
7:20 am - 11:15 am
MSP
-
STL
3h 55m1 stop
$153Southwest
Wed, Jan 14 - Wed, Jan 21
Multiple Airlines Logo
3:43 pm - 10:39 pm
STL
-
ORD
6h 56m1 stop
Multiple Airlines Logo
6:57 pm - 6:51 am
ORD
-
STL
35h 54m2 stops
$156Multiple Airlines
Thu, Jan 8 - Mon, Jan 12
Southwest Logo
11:35 am - 9:15 pm
STL
-
MSP
9h 40m2 stops
Southwest Logo
6:20 am - 12:20 pm
MSP
-
STL
6h 00m1 stop
$158Southwest
Wed, Jan 14 - Wed, Jan 21
American Airlines Logo
6:44 pm - 10:05 pm
STL
-
MKE
3h 21m1 stop
American Airlines Logo
4:05 pm - 11:12 pm
MKE
-
STL
7h 07m1 stop
$159American Airlines
Wed, Jan 14 - Wed, Jan 21
American Airlines Logo
8:13 am - 2:02 pm
STL
-
MSP
5h 49m1 stop
American Airlines Logo
4:47 pm - 11:12 pm
MSP
-
STL
6h 25m1 stop
$159American Airlines
Wed, Jan 14 - Wed, Jan 21
United Airlines Logo
8:05 am - 9:40 am
STL
-
ORD
1h 35mnonstop
United Airlines Logo
1:00 pm - 2:30 pm
ORD
-
STL
1h 30mnonstop
$171United Airlines
Thu, Jan 8 - Thu, Jan 15
United Airlines Logo
4:49 pm - 9:31 pm
STL
-
GRB
4h 42m1 stop
United Airlines Logo
5:24 pm - 10:58 pm
GRB
-
STL
5h 34m1 stop
$306United Airlines
Mon, Jan 12 - Tue, Jan 13

United Airlines flights from St. Louis to Wisconsin

Our best United Airlines deals on St. Louis to Wisconsin flight tickets
United Airlines
Jan 8
STL8:05 amLambert-St Louis
1h 35m
ORD9:40 amChicago O'Hare Intl
Jan 15
ORD1:00 pmChicago O'Hare Intl
1h 30m
STL2:30 pmLambert-St Louis
$171
Find similar
United Airlines
Feb 17
STL11:25 amLambert-St Louis
1h 33m
ORD12:58 pmChicago O'Hare Intl
Feb 18
ORD9:33 pmChicago O'Hare Intl
1h 26m
STL10:59 pmLambert-St Louis
$213
Find similar
United Airlines
Dec 31
STL6:35 pmLambert-St Louis
1h 44m
ORD8:19 pmChicago O'Hare Intl
Jan 1
ORD9:10 pmChicago O'Hare Intl
1h 33m
STL10:43 pmLambert-St Louis
$215
Find similar

Frontier flights from St. Louis to Wisconsin

Our best Frontier deals on St. Louis to Wisconsin flight tickets
Frontier
Jan 22
STL5:42 pmLambert-St Louis
16h 53m
1 stop
ORD10:35 amChicago O'Hare Intl
Jan 27
ORD2:53 pmChicago O'Hare Intl
15h 58m
1 stop
STL6:51 amLambert-St Louis
$146
Find similar
Frontier
Jan 21
STL8:22 pmLambert-St Louis
17h 15m
1 stop
ORD1:37 pmChicago O'Hare Intl
Jan 23
ORD12:07 pmChicago O'Hare Intl
26h 39m
1 stop
STL2:46 pmLambert-St Louis
$158
Find similar
Frontier
Feb 14
STL2:51 pmLambert-St Louis
9h 06m
1 stop
MSP11:57 pmMinneapolis St Paul
Feb 18
MSP9:30 amMinneapolis St Paul
6h 23m
1 stop
STL3:53 pmLambert-St Louis
$162
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from St. Louis to Wisconsin 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, momondo users made 832,500 searches. Data last updated December 18, 2025.
Use the filters below to find and compare flights from St. Louis to Wisconsin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Wed 1/14

6:10 am-7:46 am

Nonstop1h 36m

Minneapolis St Paul

Wed 1/21

1:07 pm-2:38 pm

Nonstop1h 31m

$133

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Sat 1/24

3:46 pm-10:59 pm

1 stop7h 13m

Minneapolis St Paul

Sun 1/25

5:22 pm-12:50 pm

1 stop19h 28m

$146

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Tue 1/13

5:11 pm-1:13 pm

1 stop20h 02m

Chicago O'Hare Intl

Fri 1/16

4:41 pm-6:51 am

1 stop14h 10m

$149

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Wed 1/14

6:05 am-10:20 am

1 stop4h 15m

Minneapolis St Paul

Wed 1/21

7:20 am-11:15 am

1 stop3h 55m

$153

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Thu 1/8

3:43 pm-10:39 pm

1 stop6h 56m

Chicago O'Hare Intl

Mon 1/12

6:57 pm-6:51 am

2 stops35h 54m

$156

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Wed 1/14

11:35 am-9:15 pm

2 stops9h 40m

Minneapolis St Paul

Wed 1/21

6:20 am-12:20 pm

1 stop6h 00m

$158

St. LouisMilwaukee

STL - MKE

STLMKE

Lambert-St Louis

Wed 1/14

6:44 pm-10:05 pm

1 stop3h 21m

Milwaukee-Mitchell

Wed 1/21

4:05 pm-11:12 pm

1 stop7h 07m

$159

St. LouisMinneapolis

STL - MSP

STLMSP

Lambert-St Louis

Wed 1/14

8:13 am-2:02 pm

1 stop5h 49m

Minneapolis St Paul

Wed 1/21

4:47 pm-11:12 pm

1 stop6h 25m

$159

St. LouisChicago

STL - ORD

STLORD

Lambert-St Louis

Thu 1/8

8:05 am-9:40 am

Nonstop1h 35m

Chicago O'Hare Intl

Thu 1/15

1:00 pm-2:30 pm

Nonstop1h 30m

$171

St. LouisGreen Bay

STL - GRB

STLGRB

Lambert-St Louis

Mon 1/12

4:49 pm-9:31 pm

1 stop4h 42m

Green Bay Austin-Straubel

Tue 1/13

5:24 pm-10:58 pm

1 stop5h 34m

$306

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Wisconsin from

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

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 Monday. Travelers who choose to depart for Wisconsin on a Monday will often find tickets for as low as $301. The most expensive day to fly to Wisconsin is Sunday, with ticket prices averaging around $663.

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 evening. Flights from St. Louis to Wisconsin during this time can be as low as $332. Flights in the morning are often more expensive with an average ticket price of $375.

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 64% 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

$391

Fastest flight time

1h 15m

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 $391
The fastest flight from St. Louis to Wisconsin takes 1h 15m
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?

  • 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?

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 AirlinesPriceFrom $158Free CancellationRating
7.2
11,055 reviews
Search American Airlines flights
United AirlinesPriceFrom $159Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
SouthwestPriceFrom $187Free CancellationRating
7.9
4,250 reviews
Search Southwest flights
DeltaPriceFrom $200Free CancellationRating
7.9
8,004 reviews
Search Delta 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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 1/17
Sat 1/24
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Wisconsin

Popular cities in Wisconsin

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $45
Flights to Los Angelesfrom $48
Flights to Miamifrom $49
Flights to Chicagofrom $58
Flights to Orlandofrom $49
Flights to San Franciscofrom $58
Flights to Las Vegasfrom $39
Flights to Washington, D.C.from $58
Flights to Bostonfrom $49
Flights to Atlantafrom $46
Flights to Dallasfrom $51
Flights to Seattlefrom $58