Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Milwaukee to Illinois from $80

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 Illinois departing on 10/28. 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 Milwaukee to Illinois

Cheap round-trip flights

American Airlines Logo
3:47 pm - 11:07 pmMKE-STL
7h 20m1 stop
American Airlines Logo
6:10 am - 10:04 amSTL-MKE
3h 54m1 stop
$159American Airlines
Find Deal
Wed, Sep 17 - Wed, Sep 24
American Airlines Logo
7:49 pm - 11:51 pmMKE-STL
4h 02m1 stop
American Airlines Logo
3:43 pm - 11:04 pmSTL-MKE
7h 21m1 stop
$165American Airlines
Find Deal
Sun, Aug 24 - Tue, Aug 26
Southwest Logo
6:15 am - 7:30 amMKE-STL
1h 15mnonstop
Southwest Logo
8:20 pm - 9:35 pmSTL-MKE
1h 15mnonstop
$177Southwest
Find Deal
Wed, Sep 10 - Thu, Sep 11
United Airlines Logo
7:00 am - 8:10 amMKE-ORD
1h 10mnonstop
United Airlines Logo
9:35 pm - 10:41 pmORD-MKE
1h 06mnonstop
$179United Airlines
Find Deal
Thu, Aug 21 - Mon, Aug 25
United Airlines Logo
8:30 am - 2:19 pmMKE-STL
5h 49m1 stop
United Airlines Logo
7:04 pm - 10:41 pmSTL-MKE
3h 37m1 stop
$184United Airlines
Find Deal
Wed, Sep 10 - Mon, Sep 15
Southwest Logo
7:55 am - 9:15 amMKE-STL
1h 20mnonstop
Southwest Logo
8:45 pm - 10:00 pmSTL-MKE
1h 15mnonstop
$186Southwest
Find Deal
Sun, Oct 12 - Wed, Oct 15
Spirit Airlines Logo
6:00 am - 10:22 pmMKE-ORD
16h 22m1 stop
Spirit Airlines Logo
6:56 am - 11:06 pmORD-MKE
16h 10m1 stop
$246Spirit Airlines
Find Deal
Thu, Aug 28 - Fri, Aug 29
Spirit Airlines Logo
6:00 am - 10:22 pmMKE-ORD
16h 22m1 stop
Spirit Airlines Logo
5:45 pm - 8:55 pmORD-MKE
27h 10m2 stops
$257Spirit Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 6
Delta Logo
4:46 pm - 9:49 pmMKE-EVV
5h 03m1 stop
Delta Logo
6:23 am - 11:07 amEVV-MKE
4h 44m1 stop
$307Delta
Find Deal
Thu, Sep 11 - Sun, Sep 21
Delta Logo
6:30 am - 10:36 amMKE-STL
4h 06m1 stop
Delta Logo
6:40 am - 12:28 pmSTL-MKE
5h 48m1 stop
$393Delta
Find Deal
Fri, Aug 15 - Tue, Aug 19

United Airlines flights from Milwaukee to Illinois

Our best United Airlines deals on Milwaukee to Illinois flight tickets
United Airlines
Aug 21
MKE7:00 amMilwaukee-Mitchell
1h 10m
ORD8:10 amChicago O'Hare Intl
Aug 25
ORD9:35 pmChicago O'Hare Intl
1h 06m
MKE10:41 pmMilwaukee-Mitchell
$179
Find similar
United Airlines
Sep 10
MKE8:30 amMilwaukee-Mitchell
5h 49m
1 stop
STL2:19 pmLambert-St Louis
Sep 15
STL7:04 pmLambert-St Louis
3h 37m
1 stop
MKE10:41 pmMilwaukee-Mitchell
$184
Find similar
United Airlines
Sep 10
MKE8:30 amMilwaukee-Mitchell
5h 49m
1 stop
STL2:19 pmLambert-St Louis
Sep 11
STL7:04 pmLambert-St Louis
3h 37m
1 stop
MKE10:41 pmMilwaukee-Mitchell
$201
Find similar

Spirit Airlines flights from Milwaukee to Illinois

Our best Spirit Airlines deals on Milwaukee to Illinois flight tickets
Spirit Airlines
Aug 28
MKE6:00 amMilwaukee-Mitchell
16h 22m
1 stop
ORD10:22 pmChicago O'Hare Intl
Aug 29
ORD6:56 amChicago O'Hare Intl
16h 10m
1 stop
MKE11:06 pmMilwaukee-Mitchell
$246
Find similar
Spirit Airlines
Aug 30
MKE6:00 amMilwaukee-Mitchell
16h 22m
1 stop
ORD10:22 pmChicago O'Hare Intl
Sep 6
ORD5:45 pmChicago O'Hare Intl
27h 10m
2 stops
MKE8:55 pmMilwaukee-Mitchell
$257
Find similar
Spirit Airlines
Aug 27
MKE6:00 amMilwaukee-Mitchell
16h 22m
1 stop
ORD10:22 pmChicago O'Hare Intl
Sep 3
ORD8:12 pmChicago O'Hare Intl
15h 46m
2 stops
MKE11:58 amMilwaukee-Mitchell
$264
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Milwaukee to Illinois 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 August 1, 2025.
Use the filters below to find and compare flights from Milwaukee to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Wed 9/17

3:47 pm-11:07 pm

1 stop7h 20m

Lambert-St Louis

Wed 9/24

6:10 am-10:04 am

1 stop3h 54m

$159

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Sun 8/24

7:49 pm-11:51 pm

1 stop4h 02m

Lambert-St Louis

Tue 8/26

3:43 pm-11:04 pm

1 stop7h 21m

$165

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Wed 9/10

6:15 am-7:30 am

Nonstop1h 15m

Lambert-St Louis

Thu 9/11

8:20 pm-9:35 pm

Nonstop1h 15m

$177

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Thu 8/21

7:00 am-8:10 am

Nonstop1h 10m

Chicago O'Hare Intl

Mon 8/25

9:35 pm-10:41 pm

Nonstop1h 06m

$179

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Wed 9/10

8:30 am-2:19 pm

1 stop5h 49m

Lambert-St Louis

Mon 9/15

7:04 pm-10:41 pm

1 stop3h 37m

$184

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Sun 10/12

7:55 am-9:15 am

Nonstop1h 20m

Lambert-St Louis

Wed 10/15

8:45 pm-10:00 pm

Nonstop1h 15m

$186

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Thu 8/28

6:00 am-10:22 pm

1 stop16h 22m

Chicago O'Hare Intl

Fri 8/29

6:56 am-11:06 pm

1 stop16h 10m

$246

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Sat 8/30

6:00 am-10:22 pm

1 stop16h 22m

Chicago O'Hare Intl

Sat 9/6

5:45 pm-8:55 pm

2 stops27h 10m

$257

MilwaukeeEvansville

MKE - EVV

MKEEVV

Milwaukee-Mitchell

Thu 9/11

4:46 pm-9:49 pm

1 stop5h 03m

Evansville Dress Regional

Sun 9/21

6:23 am-11:07 am

1 stop4h 44m

$307

MilwaukeeSt. Louis

MKE - STL

MKESTL

Milwaukee-Mitchell

Fri 8/15

6:30 am-10:36 am

1 stop4h 06m

Lambert-St Louis

Tue 8/19

6:40 am-12:28 pm

1 stop5h 48m

$393

Flights are sorted by cheapest round-trip flights first.

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

See travel insights to Illinois from

How to get the cheapest flight ticket from Milwaukee to Illinois

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 Illinois?

The cheapest day to depart from Milwaukee to Illinois is on a Friday when prices can be found for as low as $460. Flights from Milwaukee to Illinois on a Monday will generally be more expensive and average around $568. 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 Illinois?

Our most recent data shows that the best time of day to fly to Illinois is in the morning. Flights from Milwaukee to Illinois during this time can be as low as $476. Flights in the evening are often more expensive with an average ticket price of $807.

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

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

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

There are 4 cabin classes available to choose from on Milwaukee-Mitchell to Illinois flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Milwaukee to Illinois flight deals and tips

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

Best Price Found

$80

Fastest flight time

1h 03m

Direct flights

Every day

Airports in Illinois

3 airports
The best one-way flight to Illinois from Milwaukee in the past 72 hours is $80. The best round-trip flight deal from Milwaukee to Illinois found on momondo in the last 72 hours is $159.
The fastest flight from Milwaukee to Illinois takes 1h 03m
Direct flights go from Milwaukee to Illinois every day.
There are 3 airports near Illinois: Chicago O'Hare Intl (ORD), Evansville Dress Regional (EVV), Lambert-St Louis (STL)
Search flight deals

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

    Prices for flights from Milwaukee-Mitchell Airport to Illinois are refreshed on a daily basis.

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

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

    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 Illinois.

  • What documentation or ID do you need to fly to Illinois?

    The necessary travel and health documents for your Illinois trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Milwaukee to Illinois

Compare and see reviews for airlines that fly from Milwaukee to Illinois with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $179Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $229Free CancellationRating
7.4
8,900 reviews
Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Milwaukee to Illinois flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Illinois that suits you.

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

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

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

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

If you are simply researching potential flights to Illinois, momondo offers a useful price alert feature which will track prices for flights to Illinois from Milwaukee and alert you when they change.

An easier way to manage your Illinois 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
Wed 8/6
Wed 8/13
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Illinois

Popular cities in Illinois

Popular flights according to clicks in the last 7 days on momondo
Flights to New Yorkfrom $48
Flights to Los Angelesfrom $37
Flights to Miamifrom $58
Flights to Chicagofrom $59
Flights to Orlandofrom $54
Flights to Las Vegasfrom $35
Flights to San Franciscofrom $61
Flights to Washington, D.C.from $48
Flights to Bostonfrom $77
Flights to Atlantafrom $29
Flights to Dallasfrom $55
Flights to Seattlefrom $93