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$68+ Cheap flights from Illinois to Milwaukee (MKE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — MKE
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Find flight deals from Illinois to Milwaukee

Cheapest flights from Illinois to Milwaukee
Explore the most affordable flight options available from Illinois to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This American Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/155:34 pmORD - MKE
Nonstop0h 53mAmerican Airlines
Sun 11/163:36 pmMKE - ORD
Nonstop1h 12mAmerican Airlines
Deal found 10/20$179
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/84:55 pmORD - MKE
Nonstop0h 53mAmerican Airlines
Sun 11/912:09 pmMKE - ORD
Nonstop1h 09mAmerican Airlines
Deal found 10/18$180
This American Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/77:16 amORD - MKE
Nonstop0h 59mAmerican Airlines
Fri 11/143:36 pmMKE - ORD
Nonstop1h 12mAmerican Airlines
Deal found 10/18$184
This Southwest deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:20 amMDW - MKE
1 stop4h 15mSouthwest
Sun 12/75:50 amMKE - MDW
1 stop4h 05mSouthwest
Deal found 10/20$203
This United Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2610:20 amORD - MKE
Nonstop1h 04mUnited Airlines
Mon 12/16:05 amMKE - ORD
Nonstop1h 11mUnited Airlines
Deal found 10/19$210
This Southwest deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:45 amMDW - MKE
1 stop4h 20mSouthwest
Sun 11/165:50 amMKE - MDW
1 stop4h 05mSouthwest
Deal found 10/19$228
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/229:45 pmORD - MKE
Nonstop0h 58mUnited Airlines
Sun 11/305:00 amMKE - ORD
Nonstop1h 11mUnited Airlines
Deal found 10/20$239
This United Airlines deal was found by Cheapflights users on 10/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/182:03 pmORD - MKE
Nonstop1h 06mUnited Airlines
Sat 10/255:45 pmMKE - ORD
Nonstop1h 10mUnited Airlines
Deal found 10/17$240
This United Airlines deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:20 pmORD - MKE
Nonstop0h 57mUnited Airlines
Mon 11/2410:53 amMKE - ORD
Nonstop1h 11mUnited Airlines
Deal found 10/18$254
This Southwest deal was found by Cheapflights users on 10/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/86:20 amMDW - MKE
1 stop4h 20mSouthwest
Sun 11/95:50 amMKE - MDW
1 stop4h 05mSouthwest
Deal found 10/18$258
This American Airlines deal was found by Cheapflights users on 10/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/233:37 pmORD - MKE
Nonstop0h 52mAmerican Airlines
Fri 10/319:00 amMKE - ORD
Nonstop1h 05mAmerican Airlines
Deal found 10/19$259
This United Airlines deal was found by Cheapflights users on 10/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:20 pmORD - MKE
Nonstop0h 57mUnited Airlines
Mon 12/16:05 amMKE - ORD
Nonstop1h 11mUnited Airlines
Deal found 10/20$269

Cheap flight deals from Illinois to Milwaukee

Keep the following information in mind while searching for Illinois to Milwaukee flight deals. Data was last updated October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$179
(American Airlines)

One-way from

$68
(Trip.com)

Popular in

December

Cheapest in

November

Average price

$304

Good round-trip deal

$179 or less
Provider with most accurate pricing for Chicago (CHI)-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Milwaukee-Mitchell flights.
Search Deals
From Illinois to Milwaukee-Mitchell
Search Deals
One-way flight from Illinois to Milwaukee-Mitchell
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 9% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Illinois to Milwaukee-Mitchell.
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
Use the filters below to find and compare flights from Illinois to Milwaukee that are best for you.

Fly from

Illinois

Fly to

Milwaukee

Route

Depart

Return

Price

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Sat 12/27

9:07 pm-10:13 pm

Nonstop1h 06m

Milwaukee-Mitchell

Sat 1/3

7:08 am-8:30 am

Nonstop1h 22m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Sat 11/15

5:34 pm-6:27 pm

Nonstop0h 53m

Milwaukee-Mitchell

Sun 11/16

3:36 pm-4:48 pm

Nonstop1h 12m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Sat 11/22

4:49 pm-5:43 pm

Nonstop0h 54m

Milwaukee-Mitchell

Mon 11/24

5:00 am-6:11 am

Nonstop1h 11m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Thu 11/27

2:05 pm-3:07 pm

Nonstop1h 02m

Milwaukee-Mitchell

Sun 11/30

5:00 am-6:11 am

Nonstop1h 11m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Sat 11/15

10:39 am-11:38 am

Nonstop0h 59m

Milwaukee-Mitchell

Sat 11/22

8:13 am-9:29 am

Nonstop1h 16m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Sun 11/16

5:34 pm-6:27 pm

Nonstop0h 53m

Milwaukee-Mitchell

Sun 11/23

3:27 pm-4:39 pm

Nonstop1h 12m

$179

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Sat 11/8

4:55 pm-5:48 pm

Nonstop0h 53m

Milwaukee-Mitchell

Sun 11/9

12:09 pm-1:18 pm

Nonstop1h 09m

$180

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Fri 11/7

7:16 am-8:15 am

Nonstop0h 59m

Milwaukee-Mitchell

Fri 11/14

3:36 pm-4:48 pm

Nonstop1h 12m

$184

ChicagoMilwaukee

MDW - MKE

MDWMKE

Chicago Midway

Sat 12/6

6:20 am-10:35 am

1 stop4h 15m

Milwaukee-Mitchell

Sun 12/7

5:50 am-9:55 am

1 stop4h 05m

$203

ChicagoMilwaukee

ORD - MKE

ORDMKE

Chicago O'Hare Intl

Wed 11/26

10:20 am-11:24 am

Nonstop1h 04m

Milwaukee-Mitchell

Mon 12/1

6:05 am-7:16 am

Nonstop1h 11m

$210

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 56 results
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Best time to book a flight from Illinois to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Illinois with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Milwaukee

What is the cheapest month to book a flight from Illinois to Milwaukee?

Currently, May is the cheapest month in which you can book a flight from Illinois to Milwaukee (average of $158). Flying from Illinois to Milwaukee in April is currently the most expensive (average of $239). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IL to MKE?

Find hourly flight availability from Illinois to Milwaukee. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

It’s typically best to fly out from Illinois to Milwaukee in the evening. Doing so could potentially save you 68% on the flight price compared to flying in the morning, which is usually more expensive.

Weekly flight availability from Illinois to Milwaukee

Explore weekly flight availability from Illinois to Milwaukee. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated October 20, 2025.

The most flights from USIL to MKE are scheduled on a Wednesday (56 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (48 on average).

Related info for your journey

Find useful and relevant information for your journey from Illinois to Milwaukee. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Milwaukee from Illinois?

    Milwaukee-Mitchell (MKE) is the airport you will fly into if you book a flight from Illinois to Milwaukee. It is only a 6.4 mi journey from Milwaukee-Mitchell (MKE) to Milwaukee’s city center.

  • How long is the flight from Illinois to Milwaukee?

    A quick flight from Illinois to Milwaukee can take about 53m. United Airlines provides one of the quickest options available for as low as $179. The distance between Illinois and Milwaukee is about 67 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Illinois to Milwaukee one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $96. Users have also found prices from $96 and $110 on United Airlines and Southwest, respectively.

  • What are the most popular routes from Illinois to Milwaukee?

    The most popular route from Illinois to Milwaukee is Lambert-St Louis - Milwaukee-Mitchell. You may also consider Chicago O'Hare Intl - Milwaukee-Mitchell or Chicago Midway - Milwaukee-Mitchell.

  • What are the most reliable airlines from Illinois to Milwaukee?

    The top 3 most reliable airlines when flying from Illinois to Milwaukee are Emirates (80%), ANA (78%) and Copa Airlines (78%).

  • What are the cheapest flights from Illinois to Milwaukee?

    While on average a flight from Illinois to Milwaukee is generally $199, our data shows the cheapest flight currently is $179. When looking at the most popular route, (Lambert-St Louis - Milwaukee-Mitchell), you can expect to pay $251 for that flight.

  • Can I find deals for flights from Illinois to Milwaukee that include hotel bookings?

    Yes. In addition to deals on Illinois to Milwaukee flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Milwaukee?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Milwaukee.

  • Can I find deals for business class flights from Illinois to Milwaukee?

    Yes. Cheapflights offers flight deals from Illinois to Milwaukee by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Illinois to Milwaukee?

    Currently, May is the cheapest month in which you can book a flight from Illinois to Milwaukee (average of $158). Flying from Illinois to Milwaukee in April is currently the most expensive (average of $239). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Oak Creek
New Berlin
Wauwatosa

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Alternative routes for Illinois to Milwaukee

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Illinois to Milwaukee

Discover the top 2 airlines that operate flights from Illinois to Milwaukee. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$179Average$239FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$179Average$235FlexibilityNo cancel feeOn-time71%

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