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Cheap flights from Illinois to Milwaukee from $89

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 2/20. 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

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Find the cheapest flights from Illinois to Milwaukee

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:58 am - 11:56 am
ORD
-
MKE
0h 58mnonstop
American Airlines Logo
4:47 pm - 5:55 pm
MKE
-
ORD
1h 08mnonstop
$177American Airlines
Mon, Feb 16 - Tue, Feb 17
Southwest Logo
9:00 pm - 9:45 pm
MDW
-
MKE
0h 45mnonstop
Southwest Logo
2:00 pm - 2:45 pm
MKE
-
MDW
0h 45mnonstop
$177Southwest
Wed, Apr 8 - Sat, May 9
American Airlines Logo
6:54 am - 7:49 am
ORD
-
MKE
0h 55mnonstop
American Airlines Logo
5:00 am - 6:11 am
MKE
-
ORD
1h 11mnonstop
$179American Airlines
Fri, Mar 6 - Fri, Mar 13
Southwest Logo
6:10 am - 11:30 am
MDW
-
MKE
5h 20m
1 stop
Southwest Logo
3:20 pm - 7:55 pm
MKE
-
MDW
4h 35m
1 stop
$184Southwest
Wed, Feb 25 - Sat, Feb 28
Southwest Logo
4:40 pm - 10:15 pm
MDW
-
MKE
5h 35m
1 stop
Southwest Logo
2:00 pm - 2:45 pm
MKE
-
MDW
0h 45mnonstop
$187Southwest
Wed, Apr 8 - Sat, May 9
United Airlines Logo
9:25 am - 10:34 am
ORD
-
MKE
1h 09mnonstop
United Airlines Logo
11:30 am - 12:43 pm
MKE
-
ORD
1h 13mnonstop
$207United Airlines
Mon, Feb 2 - Thu, Feb 5
Alaska Airlines Logo
7:00 pm - 7:59 pm
ORD
-
MKE
0h 59mnonstop
Alaska Airlines Logo
12:26 pm - 1:31 pm
MKE
-
ORD
1h 05mnonstop
$231Alaska Airlines
Thu, Feb 12 - Sun, Feb 15
United Airlines Logo
8:39 pm - 9:44 pm
ORD
-
MKE
1h 05mnonstop
United Airlines Logo
11:30 am - 12:36 pm
MKE
-
ORD
1h 06mnonstop
$237United Airlines
Sat, Feb 21 - Wed, Feb 25
Frontier Logo
5:42 pm - 10:17 am
STL
-
MKE
16h 35m
1 stop
Frontier Logo
6:58 pm - 9:21 am
MKE
-
STL
14h 23m
1 stop
$262Frontier
Fri, Feb 6 - Sun, Feb 8
Delta Logo
6:32 am - 12:30 pm
STL
-
MKE
5h 58m
1 stop
Delta Logo
9:35 am - 12:58 pm
MKE
-
STL
3h 23m
1 stop
$281Delta
Thu, Mar 26 - Tue, Mar 31

American Airlines flights from Illinois to Milwaukee

Our best American Airlines deals on Illinois to Milwaukee flight tickets
American Airlines
Feb 16
ORD10:58 amChicago O'Hare Intl
0h 58m
MKE11:56 amMilwaukee-Mitchell
Feb 17
MKE4:47 pmMilwaukee-Mitchell
1h 08m
ORD5:55 pmChicago O'Hare Intl
$177
American Airlines
Mar 6
ORD6:54 amChicago O'Hare Intl
0h 55m
MKE7:49 amMilwaukee-Mitchell
Mar 13
MKE5:00 amMilwaukee-Mitchell
1h 11m
ORD6:11 amChicago O'Hare Intl
$179
American Airlines
Jan 30
ORD5:31 pmChicago O'Hare Intl
0h 55m
MKE6:26 pmMilwaukee-Mitchell
Jan 31
MKE6:58 pmMilwaukee-Mitchell
1h 22m
ORD8:20 pmChicago O'Hare Intl
$237

Southwest flights from Illinois to Milwaukee

Our best Southwest deals on Illinois to Milwaukee flight tickets
Southwest
Apr 8
MDW9:00 pmChicago Midway
0h 45m
MKE9:45 pmMilwaukee-Mitchell
May 9
MKE2:00 pmMilwaukee-Mitchell
0h 45m
MDW2:45 pmChicago Midway
$177
Southwest
Feb 25
MDW6:10 amChicago Midway
5h 20m
1 stop
MKE11:30 amMilwaukee-Mitchell
Feb 28
MKE3:20 pmMilwaukee-Mitchell
4h 35m
1 stop
MDW7:55 pmChicago Midway
$184
Southwest
Apr 8
MDW4:40 pmChicago Midway
5h 35m
1 stop
MKE10:15 pmMilwaukee-Mitchell
May 9
MKE2:00 pmMilwaukee-Mitchell
0h 45m
MDW2:45 pmChicago Midway
$187

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 January 21, 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

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Mon 2/16

10:58 am-11:56 am

Nonstop0h 58m

Milwaukee-Mitchell

Tue 2/17

4:47 pm-5:55 pm

Nonstop1h 08m

$177

ChicagoMilwaukee

MDW - MKE

MDWMKE

Chicago Midway

Wed 4/8

9:00 pm-9:45 pm

Nonstop0h 45m

Milwaukee-Mitchell

Sat 5/9

2:00 pm-2:45 pm

Nonstop0h 45m

$177

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Fri 3/6

6:54 am-7:49 am

Nonstop0h 55m

Milwaukee-Mitchell

Fri 3/13

5:00 am-6:11 am

Nonstop1h 11m

$179

ChicagoMilwaukee

MDW - MKE

MDWMKE

Chicago Midway

Wed 2/25

6:10 am-11:30 am

1 stop5h 20m

Milwaukee-Mitchell

Sat 2/28

3:20 pm-7:55 pm

1 stop4h 35m

$184

ChicagoMilwaukee

MDW - MKE

MDWMKE

Chicago Midway

Wed 4/8

4:40 pm-10:15 pm

1 stop5h 35m

Milwaukee-Mitchell

Sat 5/9

2:00 pm-2:45 pm

Nonstop0h 45m

$187

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Mon 2/2

9:25 am-10:34 am

Nonstop1h 09m

Milwaukee-Mitchell

Thu 2/5

11:30 am-12:43 pm

Nonstop1h 13m

$207

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Thu 2/12

7:00 pm-7:59 pm

Nonstop0h 59m

Milwaukee-Mitchell

Sun 2/15

12:26 pm-1:31 pm

Nonstop1h 05m

$231

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Sat 2/21

8:39 pm-9:44 pm

Nonstop1h 05m

Milwaukee-Mitchell

Wed 2/25

11:30 am-12:36 pm

Nonstop1h 06m

$237

St. LouisMilwaukee

STL - MKE

STLMKE

Lambert-St Louis

Fri 2/6

5:42 pm-10:17 am

1 stop16h 35m

Milwaukee-Mitchell

Sun 2/8

6:58 pm-9:21 am

1 stop14h 23m

$262

St. LouisMilwaukee

STL - MKE

STLMKE

Lambert-St Louis

Thu 3/26

6:32 am-12:30 pm

1 stop5h 58m

Milwaukee-Mitchell

Tue 3/31

9:35 am-12:58 pm

1 stop3h 23m

$281

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 $199. 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 Wednesday will generally be more expensive and average around $320. 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 $179. Flying to Milwaukee in the evening is an ideal time because this is during off-peak travel hours. At noon is when there is more demand to fly to Milwaukee, so prices are often more expensive at around $320 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-Mitchell flights?

There are 4 cabin classes available to choose from on Illinois to Milwaukee-Mitchell 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 Illinois to Milwaukee flights?

No. A direct flight is the cheapest option for a flight between Illinois to Milwaukee.

Cheap Illinois to Milwaukee flight deals and tips

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

Best Price Found

$150

Fastest flight time

0h 45m

Direct flights

Every day

Airports in Milwaukee

1 airport
The best one-way flight to Milwaukee from Illinois in the past 72 hours is $150. The best round-trip flight deal from Illinois to Milwaukee found on momondo in the last 72 hours is $224.
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

  • 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
United AirlinesPriceFrom $179Free CancellationRating
7.4
9,191 reviews
Search United Airlines flights
American AirlinesPriceFrom $179Free CancellationRating
7.2
11,174 reviews
Search American 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
Pewaukee
Kohler
West Bend
Port Washington
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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