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Cheap flights from Illinois to Milwaukee from $86

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Milwaukee departing on 9/23. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Illinois to Milwaukee

Cheap round-trip flights

Enter your travel dates to find the best prices.
Southwest Logo
6:10 pm - 7:05 pm
MDW
-
MKE
0h 55mnonstop
Southwest Logo
5:45 am - 6:30 am
MKE
-
MDW
0h 45mnonstop
$179Southwest
Sat, Sep 5 - Thu, Sep 10
Southwest Logo
8:40 pm - 9:25 pm
MDW
-
MKE
0h 45mnonstop
Southwest Logo
4:20 pm - 5:10 pm
MKE
-
MDW
0h 50mnonstop
$179Southwest
Thu, Aug 20 - Mon, Aug 24
American Airlines Logo
6:56 pm - 7:59 pm
ORD
-
MKE
1h 03mnonstop
American Airlines Logo
11:32 am - 12:43 pm
MKE
-
ORD
1h 11mnonstop
$179American Airlines
Mon, Aug 24 - Tue, Aug 25
American Airlines Logo
7:58 pm - 9:00 pm
ORD
-
MKE
1h 02mnonstop
American Airlines Logo
8:14 pm - 9:30 pm
MKE
-
ORD
1h 16mnonstop
$179American Airlines
Mon, Sep 7 - Mon, Sep 14
United Airlines Logo
5:59 am - 7:07 am
ORD
-
MKE
1h 08mnonstop
United Airlines Logo
10:30 am - 11:41 am
MKE
-
ORD
1h 11mnonstop
$179United Airlines
Sat, Sep 5 - Thu, Sep 10
United Airlines Logo
10:00 pm - 10:59 pm
ORD
-
MKE
0h 59mnonstop
United Airlines Logo
6:15 am - 7:26 am
MKE
-
ORD
1h 11mnonstop
$179United Airlines
Mon, Sep 28 - Tue, Sep 29
Southwest Logo
8:35 pm - 9:20 pm
MDW
-
MKE
0h 45mnonstop
Southwest Logo
3:10 pm - 4:00 pm
MKE
-
MDW
0h 50mnonstop
$179Southwest
Tue, Sep 8 - Tue, Sep 15
American Airlines Logo
6:50 am - 7:49 am
ORD
-
MKE
0h 59mnonstop
American Airlines Logo
8:20 am - 9:41 am
MKE
-
ORD
1h 21mnonstop
$179American Airlines
Thu, Aug 20 - Mon, Aug 24
Delta Logo
9:47 am - 2:24 pm
STL
-
MKE
4h 37m
1 stop
Delta Logo
9:35 am - 1:09 pm
MKE
-
STL
3h 34m
1 stop
$247Delta
Wed, Oct 7 - Wed, Oct 14
Delta Logo
6:15 am - 11:23 am
STL
-
MKE
5h 08m
1 stop
Delta Logo
4:57 pm - 8:35 pm
MKE
-
STL
3h 38m
1 stop
$247Delta
Thu, Sep 10 - Mon, Sep 14

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Southwest flights from Illinois to Milwaukee

Our best Southwest deals on Illinois to Milwaukee flight tickets
Southwest
Sep 8
MDW8:35 pmChicago Midway
0h 45m
MKE9:20 pmMilwaukee-Mitchell
Sep 15
MKE3:10 pmMilwaukee-Mitchell
0h 50m
MDW4:00 pmChicago Midway
$179
Southwest
Sep 8
MDW10:15 amChicago Midway
0h 50m
MKE11:05 amMilwaukee-Mitchell
Sep 15
MKE11:45 amMilwaukee-Mitchell
3h 40m
1 stop
MDW3:25 pmChicago Midway
$189
Southwest
Sep 9
MDW1:00 pmChicago Midway
7h 35m
2 stops
MKE8:35 pmMilwaukee-Mitchell
Sep 16
MKE3:40 pmMilwaukee-Mitchell
0h 50m
MDW4:30 pmChicago Midway
$194

American Airlines flights from Illinois to Milwaukee

Our best American Airlines deals on Illinois to Milwaukee flight tickets
American Airlines
Sep 8
ORD6:56 pmChicago O'Hare Intl
1h 03m
MKE7:59 pmMilwaukee-Mitchell
Sep 15
MKE7:30 amMilwaukee-Mitchell
1h 30m
ORD9:00 amChicago O'Hare Intl
$180
American Airlines
Sep 8
ORD6:56 pmChicago O'Hare Intl
1h 03m
MKE7:59 pmMilwaukee-Mitchell
Sep 15
MKE7:30 amMilwaukee-Mitchell
1h 30m
ORD9:00 amChicago O'Hare Intl
$181
American Airlines
Sep 4
ORD6:50 amChicago O'Hare Intl
0h 59m
MKE7:49 amMilwaukee-Mitchell
Sep 7
MKE5:00 amMilwaukee-Mitchell
1h 14m
ORD6:14 amChicago O'Hare Intl
$197

momondo Fare Finder

 
Customize your flight search to find flights from Illinois to Milwaukee 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 July 29, 2026.
Use the filters below to find and compare flights from Illinois to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoMilwaukee

MDW - MKE

MDWMKE

Chicago Midway

Sat 9/5

6:10 pm-7:05 pm

Nonstop0h 55m

Milwaukee-Mitchell

Thu 9/10

5:45 am-6:30 am

Nonstop0h 45m

$179
Quickest round-trip

ChicagoMilwaukee

MDW - MKE

MDWMKE

Chicago Midway

Thu 8/20

8:40 pm-9:25 pm

Nonstop0h 45m

Milwaukee-Mitchell

Mon 8/24

4:20 pm-5:10 pm

Nonstop0h 50m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Mon 8/24

6:56 pm-7:59 pm

Nonstop1h 03m

Milwaukee-Mitchell

Tue 8/25

11:32 am-12:43 pm

Nonstop1h 11m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Mon 9/7

7:58 pm-9:00 pm

Nonstop1h 02m

Milwaukee-Mitchell

Mon 9/14

8:14 pm-9:30 pm

Nonstop1h 16m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Sat 9/5

5:59 am-7:07 am

Nonstop1h 08m

Milwaukee-Mitchell

Thu 9/10

10:30 am-11:41 am

Nonstop1h 11m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Mon 9/28

10:00 pm-10:59 pm

Nonstop0h 59m

Milwaukee-Mitchell

Tue 9/29

6:15 am-7:26 am

Nonstop1h 11m

$179

ChicagoMilwaukee

MDW - MKE

MDWMKE

Chicago Midway

Tue 9/8

8:35 pm-9:20 pm

Nonstop0h 45m

Milwaukee-Mitchell

Tue 9/15

3:10 pm-4:00 pm

Nonstop0h 50m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Thu 8/20

6:50 am-7:49 am

Nonstop0h 59m

Milwaukee-Mitchell

Mon 8/24

8:20 am-9:41 am

Nonstop1h 21m

$179

St. LouisMilwaukee

STL - MKE

STLMKE

Lambert-St Louis

Wed 10/7

9:47 am-2:24 pm

1 stop4h 37m

Milwaukee-Mitchell

Wed 10/14

9:35 am-1:09 pm

1 stop3h 34m

$247

St. LouisMilwaukee

STL - MKE

STLMKE

Lambert-St Louis

Thu 9/10

6:15 am-11:23 am

1 stop5h 08m

Milwaukee-Mitchell

Mon 9/14

4:57 pm-8:35 pm

1 stop3h 38m

$247

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Milwaukee from

How to get the cheapest flight ticket from Illinois to Milwaukee

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 day to depart on your flight to Milwaukee?

According to our data, Monday is the cheapest day to fly to Milwaukee from Illinois. The lowest ticket price found for a Monday departure recently was $201. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from Illinois to Milwaukee on a Tuesday will generally be more expensive and average around $361. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

In the evening is the cheapest time of day to fly from Illinois to Milwaukee when you can find flight prices for as low as $199. Flying to Milwaukee in the evening is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $328 per ticket.

What is the cheapest Illinois to Milwaukee-Mitchell flight route?

Fly from Chicago O'Hare Intl to Milwaukee-Mitchell for the best Illinois - Milwaukee-Mitchell flight prices

What cabin class options are available on Illinois to Milwaukee flights?

There are 2 cabin classes available to choose from on Illinois to Milwaukee flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Illinois to Milwaukee flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Illinois to Milwaukee

Fastest flight time

0h 45m

Direct flights

Every day

Airports in Milwaukee

1 airport
The fastest flight from Illinois to Milwaukee takes 0h 45m
Direct flights go from Illinois to Milwaukee every day.
There is 1 airport in Milwaukee. From Illinois there are direct flights to Milwaukee-Mitchell (MKE).
Search flight deals

Frequently asked questions about flying from Illinois to Milwaukee

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

    Prices for flights from Illinois to Milwaukee-Mitchell Airport are updated daily.

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

  • How old do you have to be to fly from Illinois to Milwaukee-Mitchell 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 Illinois to Milwaukee-Mitchell Airport.

  • What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?

    The required travel and health documents for your Milwaukee-Mitchell Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Milwaukee-Mitchell Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Illinois to Milwaukee?

Best airlines flying from Illinois to Milwaukee

Compare and see reviews for airlines that fly from Illinois to Milwaukee with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $179Free CancellationRating
7.1
11,839 reviews
Search American Airlines flights
United AirlinesPriceFrom $179Free CancellationRating
7.4
10,052 reviews
Search United Airlines flights

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Waukesha
Wauwatosa
Oak Creek
Mequon
Glendale
West Bend
Port Washington
Pewaukee
Kohler
New Berlin
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Illinois to Milwaukee?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Illinois to Milwaukee. momondo saves you time and could save you money on your trip.

Can I find flights from Illinois to Milwaukee with flexible booking policies on momondo?

Yes. All flights to Milwaukee from Illinois on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Illinois to Milwaukee?

Once all potential Illinois to Milwaukee 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 Illinois to Milwaukee right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Illinois to Milwaukee now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Milwaukee and let you know when they change.

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