Cheap flights from St. Louis to Milwaukee (STL - MKE)

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How to find the cheapest flight from
St. Louis (STL) to Milwaukee (MKE)

All the information you need to plan the best STL to MKE flight in 2022: compare St. Louis to Milwaukee flight prices with the expected peak season, weather and rainfall in Milwaukee.
STL - MKE
Price
$176 - $387
MKE
Temperature
21.2 - 73.4 °F
MKE
Rainfall
1.4 - 4 inches

Popular in

August

High demand for flights, 28% potential price rise

Cheapest in

October

Best time to find cheap flights, 37% potential price drop

Average price

$353

Average for round-trip flights in June 2022

Round-trip from

$176

From Lambert-St Louis to Milwaukee-Mitchell

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest month to fly from St. Louis to Milwaukee?

October is one of the best times of the year to fly to Milwaukee from St. Louis. Prices for October average $277 per person but you can even find prices for as low as $116. The most expensive prices can be found in the month of August. Opting for a October flight can save you 39% on your journey compared to booking in August

When is the cheapest time to fly from St. Louis to Milwaukee (STL - MKE)?

It’s typically best to fly out from St. Louis to Milwaukee at noon. Doing so could potentially save you 27% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly round-trip from St. Louis to Milwaukee?

Users have found that leaving on a Sunday can be a cost-effective option. It’s possible to save up to 129% on your flight compared to booking on days when demand is much higher.

Cheap flights from St. Louis to Milwaukee in June, July 2022

The best prices found for STL to MKE flights for June, July
4 Jul - 7 Jul
$245pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
American Airlines
 
1 STOP
STL
Lambert-St Louis
11 Jul - 15 Jul
$337pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
American Airlines
 
1 STOP
STL
Lambert-St Louis
7 Jul - 10 Jul
$355pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

Lambert-St Louis to Milwaukee 2022 flight deals

Cheap flights to Milwaukee from St. Louis found for this year
4 Jul - 7 Jul
$245pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
American Airlines
 
1 STOP
STL
Lambert-St Louis
20 Sep - 22 Sep
$267pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
American Airlines
 
1 STOP
STL
Lambert-St Louis
26 Aug - 29 Aug
$334pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

Non-stop flights to Milwaukee from St. Louis

Save time with St. Louis to Milwaukee direct flight deals
4 Jul - 7 Jul
$8,117pp
STL
Lambert-St Louis
Linear Air Taxi
Non-Stop
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
Linear Air Taxi
Non-Stop
STL
Lambert-St Louis

Last minute flights from St. Louis to Milwaukee

Late deals on round-trip flights to Milwaukee from St. Louis, departing today and this week
28 Jun - 2 Jul
$365pp
STL
Lambert-St Louis
Delta
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
Delta
 
1 STOP
STL
Lambert-St Louis
28 Jun - 30 Jun
$418pp
STL
Lambert-St Louis
American Airlines
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
American Airlines
 
1 STOP
STL
Lambert-St Louis
1 Jul - 5 Jul
$422pp
STL
Lambert-St Louis
Spirit Airlines
 
1 STOP
MKE
Milwaukee-Mitchell
MKE
Milwaukee-Mitchell
Spirit Airlines
 
1 STOP
STL
Lambert-St Louis

One-way flights to Milwaukee-Mitchell from St. Louis

The cheapest one-way flights from St. Louis to Milwaukee
4:35 am - 5:33 pm
United Airlines
2 Stops
12h 58m
STL - MKE
United Airlines
$308
United
4:45 am - 3:55 am
Multiple Airlines
3 Stops
23h 10m
STL - MKE
Multiple Airlines
$326
Gotogate
8:50 am - 8:20 am
Spirit Airlines
3 Stops
47h 30m
STL - MKE
Spirit Airlines
$357
mytrip.com

Related info for your journey

Useful info, stats and facts about <span class="emphasized">St. Louis</span> to <span class="emphasized">Milwaukee</span> flights.

Flight FAQs

From St. Louis to Milwaukee

What airports do I use to fly from St. Louis to Milwaukee?

To fly from St. Louis to Milwaukee, you need to book a flight from Lambert-St Louis (STL) to Milwaukee-Mitchell (MKE). Nonstop flights to Milwaukee-Mitchell from Lambert-St Louis take 2h 41m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from Lambert-St Louis to Milwaukee-Mitchell offered by 4 different airlines.

Which airlines flying from Lambert-St Louis to Milwaukee-Mitchell have flexible cancellations due to COVID-19?

Some of the carriers operating flights from Lambert-St Louis to Milwaukee-Mitchell that may be offering flexible cancellation policies are Delta, American Airlines, and United Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.

Can I find flights from St. Louis to Milwaukee for under $300 on Cheapflights?

Yes, there are multiple flights from St. Louis to Milwaukee for under $300. The cheapest flight booked recently is on American Airlines for just $245, but on average you can expect to pay $373.

Are there nonstop flights from St. Louis to Milwaukee for under $8,200 on Cheapflights?

Cheapflights has at least 1 direct flight from St. Louis to Milwaukee under $8,200. A good price for a nonstop flight from St. Louis to Milwaukee is less than $8,117.

Are there last-minute flights available from St. Louis to Milwaukee for under $400?

There are currently 20+ open flights from St. Louis to Milwaukee within the next 7 days for less than $400.

What are the cheapest airlines flying from St. Louis to Milwaukee round-trip?

Flying on American Airlines is currently your cheapest option to Milwaukee, with prices starting at $245. Another option worth looking into is Spirit Airlines, starting at $334 round trip. These flights start at 11% lower than the current average price 3 months from now.

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

$117 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on Spirit Airlines and United Airlines, with prices starting from $148 and $308, respectively.

What are the most popular airlines that fly from St. Louis to Milwaukee?

The most popular airlines flying from St. Louis to Milwaukee are American Airlines, Delta and Juneyao Airlines. Something to consider prior to booking your flight.

What are the cheapest flights from St. Louis to Milwaukee?

Looking for the cheapest flight from St. Louis to Milwaukee? While on average our users pay $649, our data indicates the cheapest price to be $147. The most popular route (Lambert-St Louis - Milwaukee-Mitchell), is priced around $334.

COVID Restrictions

View COVID Travel Restrictions for Milwaukee, WI

Do I need a COVID test to fly to Milwaukee from St. Louis?

Information is based on travel restrictions for travel to Milwaukee-Mitchell within the United States

Most visitors from Lambert-St Louis need to provide a negative COVID-19 test result and/or quarantine to enter Milwaukee-Mitchell.

COVID-19 testing requirements
Visitors from Lambert-St Louis are not required to present a negative COVID-19 PCR test or antigen result upon entering Milwaukee-Mitchell.

Quarantine requirements
Visitors from Lambert-St Louis are not required to quarantine after entering Milwaukee-Mitchell.

Do I need a test to fly back to St. Louis from Milwaukee?

Returning to Lambert-St Louis from Milwaukee-Mitchell

COVID-19 testing requirements
Visitors from Milwaukee-Mitchell are not required to present a negative COVID-19 PCR test or antigen result upon entering Lambert-St Louis.

Quarantine requirements
Visitors from Milwaukee-Mitchell are not required to quarantine after entering Lambert-St Louis.

Hide COVID Travel Restrictions for Milwaukee, WI

Alternative routes for St. Louis to Milwaukee

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

Destination information for Milwaukee

Things to know before you go - useful duration and weather info for your trip from St. Louis to Milwaukee.
Average temperature for June in Milwaukee
78.8 °F
Avg rainfall for June in Milwaukee
4.1 ″

Airports servicing St. Louis

Airports servicing Milwaukee

Top 3 airlines flying from Lambert-St Louis to Milwaukee-Mitchell

The chart below displays the airlines Cheapflights users traveling from St. Louis to Milwaukee choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Airline Cheapest Average Flexibility On-time COVID-19 safety
Delta
$154 $246 No cancel fee N/A
United Airlines
$175 $277 No cancel fee 69%
American Airlines
$189 $373 No cancel fee 71%

Hourly flight availability from St. Louis to Milwaukee

See what time of day planes typically take off from St. Louis towards Milwaukee.
Morning 6 AM to noon 50% of STL to MKE departures
Evening 6 PM to midnight 50% of STL to MKE departures
Early morning Midnight to 6 AM 0% of STL to MKE departures
Afternoon Noon to 6 PM 0% of STL to MKE departures
Midnight
6 AM
Noon
6 PM
Weekly flight availability
from St. Louis to Milwaukee
See how many times per day planes take to the skies headed from St. Louis to Milwaukee.
Sunday
2 daily flights
Monday
2 daily flights
Tuesday
2 daily flights
Wednesday
2 daily flights
Thursday
2 daily flights
Friday
2 daily flights
Saturday
0 flights
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