HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
O'Hare Intl

$88+ Cheap flights from Milwaukee (MKE) to O'Hare Intl (ORD)

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 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
MKE — ORD
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Milwaukee to O'Hare Intl with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Milwaukee to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Milwaukee (MKE) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$179
(United Airlines)

One-way from

$88
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$509

Good round-trip deal

$318 or less

Good one-way deal

$170 or less
Provider with most accurate pricing for Milwaukee-Mitchell-Chicago O'Hare Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Milwaukee-Mitchell-Chicago O'Hare Intl flights.
Search Deals
From Milwaukee-Mitchell to Chicago O'Hare Intl
Search Deals
One-way flight from Milwaukee-Mitchell to Chicago O'Hare Intl
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($62 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($19 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 Milwaukee-Mitchell to Chicago O'Hare Intl.
Search Deals
Price to beat on a one-way flight from Milwaukee-Mitchell to Chicago O'Hare Intl.
Search Deals

Find flight deals from Milwaukee to O'Hare Intl

Cheapest flights from Milwaukee to O'Hare Intl
Explore the most affordable flight options available from Milwaukee to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This United Airlines deal was found by Cheapflights users on 10/28. 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 11/2112:05 pmMKE - ORD
Nonstop1h 10mUnited Airlines
Fri 11/285:50 pmORD - MKE
Nonstop0h 57mUnited Airlines
Deal found 10/28$179
This American Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 11/165:00 amMKE - ORD
Nonstop1h 10mAmerican Airlines
Sun 11/2310:01 pmORD - MKE
Nonstop1h 05mAmerican Airlines
Deal found 10/29$194
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/710:53 amMKE - ORD
Nonstop1h 11mUnited Airlines
Fri 11/1410:20 amORD - MKE
Nonstop1h 04mUnited Airlines
Deal found 10/28$204
This American Airlines deal was found by Cheapflights users on 10/29. 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 11/135:00 amMKE - ORD
Nonstop1h 10mAmerican Airlines
Mon 11/175:34 pmORD - MKE
Nonstop0h 53mAmerican Airlines
Deal found 10/29$209
This United Airlines deal was found by Cheapflights users on 10/28. 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 11/712:05 pmMKE - ORD
Nonstop1h 10mUnited Airlines
Sun 11/99:45 pmORD - MKE
Nonstop0h 58mUnited Airlines
Deal found 10/28$239
This Mytrip deal was found by Cheapflights users on 10/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2712:35 pmMKE - ORD
1 stop10h 31mSpirit Airlines
Thu 12/41:52 pmORD - MKE
2 stops19h 47mSpirit Airlines
Deal found 10/30$240
This Kiwi.com deal was found by Cheapflights users on 10/27. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/236:30 pmMKE - ORD
1 stop16h 09mMultiple Airlines
Wed 12/38:00 amORD - MKE
2 stops25h 39mMultiple Airlines
Deal found 10/27$247
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:09 pmMKE - ORD
1 stop20h 12mMultiple Airlines
Fri 12/127:20 amORD - MKE
1 stop9h 49mMultiple Airlines
Deal found 10/29$248
This Kiwi.com deal was found by Cheapflights users on 10/29. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/266:35 pmMKE - ORD
2 stops29h 17mMultiple Airlines
Wed 12/36:48 amORD - MKE
1 stop26h 51mMultiple Airlines
Deal found 10/29$272

Cheapflights Fare Finder

 
Customize your flight search to find flights from Milwaukee to O'Hare Intl 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 30, 2025.
Use the filters below to find and compare flights from Milwaukee to Chicago O'Hare Intl Airport that are best for you.

Fly from

Milwaukee

Fly to

O'Hare Intl

Route

Depart

Return

Price

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Sat 11/29

5:00 am-6:11 am

Nonstop1h 11m

Chicago O'Hare Intl

Sat 12/6

9:49 am-10:43 am

Nonstop0h 54m

$179

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Thu 12/25

5:00 am-6:22 am

Nonstop1h 22m

Chicago O'Hare Intl

Tue 12/30

9:07 pm-10:13 pm

Nonstop1h 06m

$179

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Fri 11/28

10:53 am-12:04 pm

Nonstop1h 11m

Chicago O'Hare Intl

Sun 11/30

8:51 pm-9:59 pm

Nonstop1h 08m

$179

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Wed 12/3

8:06 am-9:22 am

Nonstop1h 16m

Chicago O'Hare Intl

Thu 12/11

5:03 pm-5:58 pm

Nonstop0h 55m

$179

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Fri 11/28

3:28 pm-4:40 pm

Nonstop1h 12m

Chicago O'Hare Intl

Fri 12/5

10:00 pm-11:05 pm

Nonstop1h 05m

$179

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Mon 3/9

3:15 pm-4:21 pm

Nonstop1h 06m

Chicago O'Hare Intl

Thu 3/19

9:25 am-10:30 am

Nonstop1h 05m

$179

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Sun 11/23

5:00 am-6:11 am

Nonstop1h 11m

Chicago O'Hare Intl

Fri 11/28

6:30 pm-7:44 pm

Nonstop1h 14m

$179

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Thu 11/13

5:00 am-6:10 am

Nonstop1h 10m

Chicago O'Hare Intl

Mon 11/17

5:34 pm-6:27 pm

Nonstop0h 53m

$209

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Thu 11/27

12:35 pm-11:06 pm

1 stop10h 31m

Chicago O'Hare Intl

Thu 12/4

1:52 pm-9:39 am

2 stops19h 47m

$240

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Sun 12/7

6:09 pm-2:21 pm

1 stop20h 12m

Chicago O'Hare Intl

Fri 12/12

7:20 am-5:09 pm

1 stop9h 49m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/30

Showing 1-10 of 22 results
1
2
3

Compare providers for flights from Milwaukee to O'Hare Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Milwaukee to O'Hare Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Milwaukee-Chicago O'Hare Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Milwaukee-Chicago O'Hare Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Milwaukee-Chicago O'Hare Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Milwaukee-Chicago O'Hare Intl Airport flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Milwaukee-Chicago O'Hare Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Milwaukee to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl from Milwaukee 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 Milwaukee to Chicago O'Hare Intl Airport

What is the cheapest month to book a flight from Milwaukee to Chicago O'Hare Intl Airport?

Currently, November is the cheapest month in which you can book a flight from Milwaukee to Chicago O'Hare Intl Airport (average of $173). Flying from Milwaukee to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $238). 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 MKE to ORD?

Find hourly flight availability from Milwaukee to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s typically best to fly out from Milwaukee to Chicago O'Hare Intl Airport in the morning. Doing so could potentially save you 34% on the flight price compared to flying in the evening, which is usually more expensive.

What is the cheapest day to fly from Milwaukee to Chicago O'Hare Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Milwaukee to O'Hare Intl. Price data was last updated on October 26, 2025.

Travelers seeking maximum savings on their Milwaukee to Chicago O'Hare Intl Airport flight should consider departing on Tuesday mornings when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated October 30, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Milwaukee to Chicago O'Hare Intl Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,998 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
American Airlines
7.2
Good
11,035 reviews
United Airlines
7.4
Good
8,998 reviews

Comfort

7.3

Entertainment

7.1

Food

6.6

Overall

7.4

Crew

8.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Milwaukee to O'Hare Intl. 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 from for flights from Milwaukee to Chicago O'Hare Intl?

    If you book a flight to Chicago O'Hare Intl from Milwaukee, you will be flying from Milwaukee-Mitchell, which is the city’s only airport. Milwaukee-Mitchell (MKE) is located 6.4 mi from the center of Milwaukee. There are 24 flights from Milwaukee-Mitchell to Chicago O'Hare Intl per day from 2 different airlines.

  • How long is the flight from Milwaukee to Chicago O'Hare Intl Airport?

    A quick flight from Milwaukee to Chicago O'Hare Intl Airport can take about 1h 11m. American Airlines provides one of the quickest options available for as low as $179. Milwaukee and Chicago O'Hare Intl Airport are separated by a distance of 67 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Milwaukee to Chicago O'Hare Intl Airport round-trip?

    American Airlines, at $179, was found to be the cheapest airline from Milwaukee to Chicago O'Hare Intl Airport. An alternate airline flying to your destination would be United Airlines. American Airlines is currently priced 41% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Milwaukee to Chicago O'Hare Intl Airport one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $106. Users have also found prices from $115 and $124 on Spirit Airlines and American Airlines, respectively.

  • What are the most reliable airlines from Milwaukee to Chicago O'Hare Intl Airport?

    No one likes to see their flight delayed. When booking a flight from Milwaukee to Chicago O'Hare Intl Airport consider choosing Avianca (79%), Copa Airlines (76%) or United Airlines (75%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Milwaukee to Chicago O'Hare Intl Airport?

    On average you can expect to pay $871 for a flight from Milwaukee to Chicago O'Hare Intl Airport. The cheapest flight overall is $107 while the most popular route, (Milwaukee-Mitchell - Chicago O'Hare Intl) is currently priced at $179.

  • Can I find deals for flights from Milwaukee to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Milwaukee to O'Hare Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Milwaukee to O'Hare Intl?

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

  • Can I find deals for business class flights from Milwaukee to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Milwaukee to O'Hare Intl 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 Milwaukee to Chicago O'Hare Intl Airport?

    Currently, November is the cheapest month in which you can book a flight from Milwaukee to Chicago O'Hare Intl Airport (average of $173). Flying from Milwaukee to Chicago O'Hare Intl Airport in July is currently the most expensive (average of $238). 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 Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Skokie
Des Plaines
Gurnee
Hoffman Estates
Beloit
Elgin
Oak Brook
Elk Grove Village
Naperville
Racine
Downers Grove
Rockford
Orland Park
Merrillville
Bridgeview
Warrenville
Waukegan
Aurora

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 2 airlines flying from Milwaukee to O'Hare Intl

Discover the top 2 airlines that operate flights from Milwaukee to O'Hare Intl. 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 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$179Average$264FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$229Average$309FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.