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Cheap flights from Milwaukee to St. Louis from $54

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Milwaukee to St. Louis departing on 12/18. 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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Find the cheapest flights from Milwaukee to St. Louis

Cheap round-trip flights

These are some of the best round-trip flight deals from Milwaukee to St. Louis that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Milwaukee to St. Louis.

Cheap last minute flights

Planning a quick getaway from Milwaukee to St. Louis? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to St. Louis, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Milwaukee to St. Louis

Find recent round-trip train or bus tickets from Milwaukee to St. Louis.

All round-trip flight deals to St. Louis

The cheapest plane tickets to St. Louis found on KAYAK recently.
3:31 pm - 11:59 pmMKE-STL
8h 28m1 stop
6:32 pm - 3:44 pmSTL-MKE
21h 12m1 stop
$139Frontier
Find Deal
lun., nov. 18 - vie., nov. 22
4:44 pm - 6:40 amMKE-STL
13h 56m1 stop
1:34 pm - 11:34 amSTL-MKE
22h 00m1 stop
$163Frontier
Find Deal
sáb., nov. 23 - dom., nov. 24
10:15 am - 2:16 pmMKE-STL
4h 01m1 stop
6:30 am - 10:04 amSTL-MKE
3h 34m1 stop
$330Delta
Find Deal
mar., abr. 29 - dom., may. 4
1:25 pm - 11:20 pmMKE-STL
9h 55m1 stop
8:15 pm - 9:30 pmSTL-MKE
1h 15mnonstop
$331Southwest
Find Deal
jue., dic. 5 - dom., dic. 8
6:05 am - 7:30 amMKE-STL
1h 25mnonstop
9:40 am - 10:55 amSTL-MKE
1h 15mnonstop
$332Southwest
Find Deal
mar., mar. 25 - jue., mar. 27
1:00 pm - 4:21 pmMKE-STL
3h 21m1 stop
9:51 am - 12:37 pmSTL-MKE
2h 46m1 stop
$352American Airlines
Find Deal
sáb., mar. 1 - jue., mar. 6
9:20 am - 1:19 pmMKE-STL
3h 59m1 stop
3:30 pm - 9:23 pmSTL-MKE
5h 53m1 stop
$361Delta
Find Deal
jue., may. 1 - lun., may. 5
7:59 am - 11:21 amMKE-STL
3h 22m1 stop
9:51 am - 12:37 pmSTL-MKE
2h 46m1 stop
$377American Airlines
Find Deal
sáb., mar. 1 - jue., mar. 6
8:29 am - 12:20 pmMKE-STL
3h 51m1 stop
5:18 pm - 10:09 pmSTL-MKE
4h 51m1 stop
$390United Airlines
Find Deal
dom., may. 4 - dom., may. 4
5:15 pm - 2:39 pmMKE-STL
21h 24m2 stops
3:32 pm - 9:08 pmSTL-MKE
5h 36m1 stop
$597United Airlines
Find Deal
sáb., mar. 1 - jue., mar. 6
2:46 pm - 11:40 pmMKE-STL
8h 54m1 stop
$54Frontier
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mié., dic. 18
10:07 am - 11:40 pmMKE-STL
13h 33m1 stop
$60Frontier
Find Deal
lun., ene. 6
6:00 am - 10:40 amMKE-STL
4h 40m1 stop
$165Delta
Find Deal
mié., dic. 4
4:05 pm - 5:25 pmMKE-STL
1h 20mnonstop
$166Southwest
Find Deal
mié., dic. 4
6:50 am - 3:40 pmMKE-STL
8h 50m2 stops
$170Southwest
Find Deal
mié., dic. 4
5:50 am - 12:59 pmMKE-STL
7h 09m1 stop
$175American Airlines
Find Deal
lun., dic. 2
12:10 pm - 3:42 pmMKE-STL
3h 32m1 stop
$195United Airlines
Find Deal
sáb., dic. 21
12:07 pm - 3:39 pmMKE-STL
3h 32m1 stop
$196United Airlines
Find Deal
dom., nov. 24
9:30 am - 1:15 pmMKE-STL
3h 45m1 stop
$276Delta
Find Deal
lun., dic. 2
8:00 am - 7:30 pmMKE-STL
11h 30m2 stops
$328American Airlines
Find Deal
lun., dic. 16
3:07 pm - 11:44 pmMKE-STL
8h 37m1 stop
5:25 pm - 11:34 amSTL-MKE
18h 09m1 stop
$328Frontier
Find Deal
vie., nov. 8 - sáb., nov. 9
12:07 pm - 3:39 pmMKE-STL
3h 32m1 stop
5:40 pm - 9:14 pmSTL-MKE
3h 34m1 stop
$566United Airlines
Find Deal
dom., nov. 10 - mié., nov. 13
12:07 pm - 3:39 pmMKE-STL
3h 32m1 stop
6:30 am - 10:02 amSTL-MKE
3h 32m1 stop
$642United Airlines
Find Deal
jue., nov. 7 - dom., nov. 10
1:10 pm - 11:10 pmMKE-STL
10h 00m1 stop
8:15 pm - 9:30 pmSTL-MKE
1h 15mnonstop
$643Southwest
Find Deal
jue., nov. 7 - dom., nov. 10
7:50 pm - 9:10 pmMKE-STL
1h 20mnonstop
8:15 pm - 9:30 pmSTL-MKE
1h 15mnonstop
$644Southwest
Find Deal
jue., nov. 7 - dom., nov. 10
9:45 am - 8:20 pmMKE-STL
10h 35m2 stops
10:25 am - 3:20 pmSTL-MKE
4h 55m1 stop
$647Southwest
Find Deal
vie., nov. 8 - sáb., nov. 9
5:44 pm - 10:18 pmMKE-STL
4h 34m1 stop
6:30 am - 12:27 pmSTL-MKE
5h 57m1 stop
$682Delta
Find Deal
vie., nov. 8 - dom., nov. 10
2:17 pm - 11:28 pmMKE-STL
9h 11m2 stops
6:30 am - 10:02 amSTL-MKE
3h 32m1 stop
$878United Airlines
Find Deal
jue., nov. 7 - dom., nov. 10
2:30 pm - 11:30 pmMKE-STL
9h 00m2 stops
8:05 am - 6:01 pmSTL-MKE
9h 56m2 stops
$1,857United Airlines
Find Deal
vie., nov. 8 - sáb., nov. 9
10:45 am - 8:05 pmMKE-STL
9h 20m2 stops
6:30 am - 4:59 pmSTL-MKE
10h 29m2 stops
$2,225United Airlines
Find Deal
jue., nov. 7 - dom., nov. 10
6:05 am - 7:30 amMKE-STL
1h 25mnonstop
9:40 am - 10:55 amSTL-MKE
1h 15mnonstop
$332Southwest
Find Deal
mar., mar. 25 - jue., mar. 27
7:50 pm - 9:10 pmMKE-STL
1h 20mnonstop
12:55 pm - 2:10 pmSTL-MKE
1h 15mnonstop
$373Southwest
Find Deal
dom., nov. 24 - jue., nov. 28
6:35 am - 8:00 amMKE-STL
1h 25mnonstop
8:55 am - 10:10 amSTL-MKE
1h 15mnonstop
$432Southwest
Find Deal
jue., dic. 5 - dom., dic. 8
11:20 am - 12:40 pmMKE-STL
1h 20mnonstop
8:55 am - 10:10 amSTL-MKE
1h 15mnonstop
$480Southwest
Find Deal
vie., nov. 15 - dom., nov. 17
6:15 am - 7:45 amMKE-STL
1h 30mnonstop
8:15 pm - 9:30 pmSTL-MKE
1h 15mnonstop
$566Southwest
Find Deal
sáb., nov. 16 - dom., nov. 17
6:35 am - 8:00 amMKE-STL
1h 25mnonstop
8:55 am - 10:10 amSTL-MKE
1h 15mnonstop
$574Southwest
Find Deal
mar., nov. 19 - jue., nov. 21
11:20 am - 12:40 pmMKE-STL
1h 20mnonstop
8:55 am - 10:10 amSTL-MKE
1h 15mnonstop
$580Southwest
Find Deal
dom., nov. 17 - jue., nov. 21
7:50 pm - 9:10 pmMKE-STL
1h 20mnonstop
8:55 am - 10:10 amSTL-MKE
1h 15mnonstop
$636Southwest
Find Deal
lun., nov. 18 - vie., nov. 22
11:20 am - 12:40 pmMKE-STL
1h 20mnonstop
8:55 am - 10:10 amSTL-MKE
1h 15mnonstop
$642Southwest
Find Deal
dom., nov. 17 - vie., nov. 22

Frontier flights from Milwaukee to St. Louis

Our best Frontier deals on Milwaukee to St. Louis flight tickets
Frontier
Nov 18
MKE3:31 pmMilwaukee-Mitchell
8h 28m
1 stop
STL11:59 pmLambert-St Louis
Nov 22
STL6:32 pmLambert-St Louis
21h 12m
1 stop
MKE3:44 pmMilwaukee-Mitchell
Frontier
Nov 23
MKE4:44 pmMilwaukee-Mitchell
13h 56m
1 stop
STL6:40 amLambert-St Louis
Nov 24
STL1:34 pmLambert-St Louis
22h 00m
1 stop
MKE11:34 amMilwaukee-Mitchell
Frontier
Nov 22
MKE6:47 pmMilwaukee-Mitchell
12h 54m
1 stop
STL7:41 amLambert-St Louis
Nov 24
STL1:34 pmLambert-St Louis
22h 00m
1 stop
MKE11:34 amMilwaukee-Mitchell

Southwest flights from Milwaukee to St. Louis

Our best Southwest deals on Milwaukee to St. Louis flight tickets
Southwest
Dec 5
MKE1:25 pmMilwaukee-Mitchell
9h 55m
1 stop
STL11:20 pmLambert-St Louis
Dec 8
STL8:15 pmLambert-St Louis
1h 15m
MKE9:30 pmMilwaukee-Mitchell
Southwest
Mar 25
MKE6:05 amMilwaukee-Mitchell
1h 25m
STL7:30 amLambert-St Louis
Mar 27
STL9:40 amLambert-St Louis
1h 15m
MKE10:55 amMilwaukee-Mitchell
Southwest
Nov 18
MKE7:50 pmMilwaukee-Mitchell
1h 20m
STL9:10 pmLambert-St Louis
Nov 22
STL4:15 pmLambert-St Louis
6h 40m
1 stop
MKE10:55 pmMilwaukee-Mitchell

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

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 from Milwaukee to St. Louis?

July. The cheapest time of year to fly to St. Louis from Milwaukee is July. Most expensive is August

What is the cheapest day to depart Milwaukee for St. Louis?

Saturday. The cheapest day of the week is typically Saturday. The most expensive is typically Monday

When is the cheapest time to fly from Milwaukee to St. Louis?

At noon. Milwaukee to St. Louis flights are approximately 34% more expensive in the afternoon than at noon

What is the cheapest airline that flies to St. Louis from Milwaukee?

Delta. Delta, Southwest, and American Airlines are the most popular carriers operating from Milwaukee to St. Louis

What is the cheapest Milwaukee to St. Louis flight route?

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

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

The number of flights available between Milwaukee and St. Louis is 6 per week as of November 2024. The most frequent departure day is Monday, with 33% of weekly flights leaving on this day.

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

You could potentially save up to 67% on your flight if you consider stops on a Milwaukee to St. Louis flight.

How have Milwaukee to St. Louis flight prices changed over time?

As of November 2024, prices for Milwaukee to St. Louis flights are approximately 38% cheaper when compared to flights at the same time last year.

When to book flights from Milwaukee to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Milwaukee to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Milwaukee to St. Louis (MKE to STL) flight deals and tips

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

Best Price Found

$54

Fastest flight time

1h 20m

Direct flights

Every day

Airports in St. Louis

1 airport
The best one-way flight to St. Louis from Milwaukee in the past 72 hours is $54. The best round-trip flight deal from Milwaukee to St. Louis found on momondo in the last 72 hours is $139.
The fastest flight from Milwaukee to St. Louis takes 1h 20m
Direct flights go from Milwaukee to St. Louis every day.
There is 1 airport near St. Louis: Lambert-St Louis (STL)

  • How far is Milwaukee-Mitchell to Lambert-St Louis by plane?

    The straight-line distance from Milwaukee-Mitchell to Lambert-St Louis is 327.2 mi. Flights usually cover this in 1h 20m, depending on flying conditions and air traffic around both airports.

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

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

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

  • How old do you have to be to fly from Milwaukee-Mitchell Airport to Lambert-St Louis Airport?

    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 Milwaukee-Mitchell Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Milwaukee to St. Louis?

  • What is the most popular airline from Milwaukee to St. Louis?


Best airlines flying from Milwaukee to St. Louis

Compare and see reviews for airlines that fly from Milwaukee to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $157Free CancellationRating
8.0
8,830 reviews
Search Delta flights
American AirlinesPriceFrom $158Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $241Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
SouthwestPriceFrom $256Free CancellationRating
8.1
5,082 reviews
Search Southwest flights
  • Southwest Flights From Milwaukee to St. Louis

    Southwest is one of the most popular airlines flying from Milwaukee to St. Louis, operating 6 flights/week on average for this route. A good Southwest flight deal for Milwaukee to St. Louis starts from $256 round-trip, up to an average price of $318. Our users have rated Southwest at 8.1/10.


Why use momondo?

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

Finding the right flight to St. Louis from Milwaukee is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to St. Louis quick and easy, saving you time and money.

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

All flight searches from Milwaukee to St. Louis on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Milwaukee and St. Louis by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Milwaukee to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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