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.Alternate airlines to your destination round-trip include Spirit Airlines and United Airlines. American Airlines is currently priced 36% 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 Spirit Airlines. According to our data, you can fly for as low as $125. Users have also found prices from $204 and $268 on American Airlines and United Airlines, respectively.

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

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. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Chicago O'Hare Intl Airport when rainfall is around 1.7 in.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

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

On average you can expect to pay $3,770 for a flight from Milwaukee to Chicago O'Hare Intl Airport. The cheapest flight overall is $124 while the most popular route, (Milwaukee-Mitchell - Chicago O'Hare Intl) is currently priced at $179.

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 (82%), Copa Airlines (81%) or United Airlines (80%) as they are the most reliable in getting you off to your destination on time.

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

Sunday flights are found to be more expensive to fly from Milwaukee to Chicago O'Hare Intl Airport. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Chicago O'Hare Intl Airport.

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

The best pricing can be found in the month of March. Prices to Chicago O'Hare Intl Airport from Milwaukee average $338. You can even find prices in March for less than $338, as users have found deals to Chicago O'Hare Intl Airport from as low as $249. The month of November appears to be one of the more expensive times to travel to Chicago O'Hare Intl Airport from Milwaukee. Flying in the targeted month can save you up to 46%.

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 34 flights from Milwaukee-Mitchell to Chicago O'Hare Intl per day from 2 different airlines.

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.

$125+ Flights from Milwaukee to Chicago O'Hare Intl Airport

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Cheap flight deals from Milwaukee to O'Hare Intl

Round-trip from	$179 (American Airlines)
One-way from	$125 (Mytrip)
Popular in	June
Cheapest in	August
Average price	$309
Good round-trip deal	$371 or less
Good one-way deal	$178 or less

From Milwaukee-Mitchell to Chicago O'Hare Intl

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One-way flight from Milwaukee-Mitchell to Chicago O'Hare Intl

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Highest demand for flights based on searches. 17% potential increase in price ($59 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($9 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from Milwaukee-Mitchell to Chicago O'Hare Intl.

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Price to beat on a one-way flight from Milwaukee-Mitchell to Chicago O'Hare Intl.

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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 July 3, 2025.

Thu 8/211:06 pmMKE - ORD

Nonstop1h 04mAmerican Airlines

Mon 8/256:55 pmORD - MKE

Nonstop1h 05mAmerican Airlines

Deal found 7/3

$179

Mon 8/256:00 amMKE - ORD

1 stop16h 22mSpirit Airlines

Tue 8/266:56 amORD - MKE

1 stop16h 10mSpirit Airlines

Deal found 7/1

$213

Mon 8/1110:45 amMKE - ORD

Nonstop1h 05mUnited Airlines

Sun 8/178:54 amORD - MKE

Nonstop1h 08mUnited Airlines

Deal found 7/1

$284

Best flights from Milwaukee to O'Hare Intl
Discover carefully curated flight deals from Milwaukee to O'Hare Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 3, 2025.

Thu 8/211:06 pmMKE - ORD

Nonstop1h 04mAmerican Airlines

Mon 8/256:55 pmORD - MKE

Nonstop1h 05mAmerican Airlines

Deal found 7/3

$179

Mon 8/256:00 amMKE - ORD

1 stop16h 22mSpirit Airlines

Tue 8/266:56 amORD - MKE

1 stop16h 10mSpirit Airlines

Deal found 7/1

$213

Mon 8/1110:45 amMKE - ORD

Nonstop1h 05mUnited Airlines

Sun 8/178:54 amORD - MKE

Nonstop1h 08mUnited Airlines

Deal found 7/1

$284

Tue 7/294:37 pmMKE - ORD

2 stops14h 27mMultiple Airlines

Wed 7/3011:45 amORD - MKE

3 stops26h 11mMultiple Airlines

Deal found 7/3

$326

Last-minute flights from Milwaukee to O'Hare Intl
Discover last-minute flight deals from Milwaukee to O'Hare Intl. Data last updated July 3, 2025 and is based on user searches.

Thu 7/105:57 pmMKE - ORD

Nonstop1h 06mAmerican Airlines

Sun 7/1312:16 pmORD - MKE

Nonstop0h 51mAmerican Airlines

Deal found 7/2

$209

Thu 7/102:51 pmMKE - ORD

1 stop15h 12mSpirit Airlines

Sat 7/127:49 pmORD - MKE

1 stop18h 07mSpirit Airlines

Deal found 7/1

$466

Thu 7/105:50 pmMKE - ORD

1 stop14h 06mUnited Airlines

Sun 7/138:54 amORD - MKE

Nonstop1h 08mUnited Airlines

Deal found 7/2

$567

Thu 7/106:30 pmMKE - ORD

3 stops19h 43mMultiple Airlines

Sat 7/1211:21 amORD - MKE

3 stops28h 21mMultiple Airlines

Deal found 7/1

$709

Tue 7/294:37 pmMKE - ORD

2 stops14h 27mMultiple Airlines

Wed 7/3011:45 amORD - MKE

3 stops26h 11mMultiple Airlines

Deal found 7/3

$326

Mon 8/1110:45 amMKE - ORD

Nonstop1h 05mUnited Airlines

Sun 8/178:54 amORD - MKE

Nonstop1h 08mUnited Airlines

Deal found 7/1

$284

Thu 8/211:06 pmMKE - ORD

Nonstop1h 04mAmerican Airlines

Mon 8/256:55 pmORD - MKE

Nonstop1h 05mAmerican Airlines

Deal found 7/3

$179

Mon 8/256:00 amMKE - ORD

1 stop16h 22mSpirit Airlines

Tue 8/266:56 amORD - MKE

1 stop16h 10mSpirit Airlines

Deal found 7/1

$213

One-way flights from Milwaukee to O'Hare Intl
Search for one-way flight options from Milwaukee to O'Hare Intl. Find affordable one-way fares based on user searches. Data last updated July 3, 2025.

Fri 8/156:00 amMKE - ORD

1 stop10h 10mSpirit Airlines

Deal found 7/3

$125

Fri 8/154:56 pmMKE - ORD

Nonstop1h 04mAmerican Airlines

Deal found 7/3

$204

Fri 8/155:50 pmMKE - ORD

1 stop14h 06mUnited Airlines

Deal found 7/1

$268

Cheapflights Fare Finder

Use the filters below to find and compare flights from Milwaukee to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Thu 8/21

1:06 pm-2:10 pm

Nonstop1h 04m

Chicago O'Hare Intl

Mon 8/25

6:55 pm-8:00 pm

Nonstop1h 05m

$179

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Mon 8/25

6:00 am-10:22 pm

1 stop16h 22m

Chicago O'Hare Intl

Tue 8/26

6:56 am-11:06 pm

1 stop16h 10m

$213

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Mon 8/11

10:45 am-11:50 am

Nonstop1h 05m

Chicago O'Hare Intl

Sun 8/17

8:54 am-10:02 am

Nonstop1h 08m

$284

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Fri 8/15

6:00 am-4:10 pm

1 stop10h 10m

$125

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Fri 8/15

4:56 pm-6:00 pm

Nonstop1h 04m

$204

MilwaukeeChicago

MKE - ORD

MKEORD

Milwaukee-Mitchell

Fri 8/15

5:50 pm-7:56 am

1 stop14h 06m

$268

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/3

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, August is the cheapest month in which you can book a flight from Milwaukee to Chicago O'Hare Intl Airport (average of $245). Flying from Milwaukee to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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?

It’s typically best to fly out from Milwaukee to Chicago O'Hare Intl Airport in the morning. Doing so could potentially save you 46% on the flight price compared to flying in the evening, which is usually more expensive.

Weekly flight availability from Milwaukee to Chicago O'Hare Intl Airport

The most flights from MKE to ORD are scheduled on a Tuesday (44 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (23 on average).

Reviews of airlines servicing O'Hare Intl

Get a feel of what it's like to fly with United Airlines, American Airlines, and Spirit 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

8,861 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines

7.4

Good

8,861 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines

7.2

Good

10,000 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Spirit Airlines

6.3

Okay

8,086 reviews

United Airlines

7.4

Good

8,861 reviews

Reviews

1 / 20

2.0

Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

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 34 flights from Milwaukee-Mitchell to Chicago O'Hare Intl per day from 2 different airlines.
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.Alternate airlines to your destination round-trip include Spirit Airlines and United Airlines. American Airlines is currently priced 36% 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 Spirit Airlines. According to our data, you can fly for as low as $125. Users have also found prices from $204 and $268 on American Airlines and United 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 (82%), Copa Airlines (81%) or United Airlines (80%) 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 $3,770 for a flight from Milwaukee to Chicago O'Hare Intl Airport. The cheapest flight overall is $124 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, August is the cheapest month in which you can book a flight from Milwaukee to Chicago O'Hare Intl Airport (average of $245). Flying from Milwaukee to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). 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.

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Top 2 airlines flying from Milwaukee to O'Hare Intl

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$179	Average$278	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$229	Average$309	FlexibilityNo cancel fee	On-time69%

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$125+ 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 8/15. Fares are subject to change and may not be available on all flights or dates of travel.

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

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Cheap flight deals from Milwaukee to O'Hare Intl

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Find flight deals from Milwaukee to O'Hare Intl

Cheapest flights from Milwaukee to O'Hare IntlExplore 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 July 3, 2025.

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 July 3, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Milwaukee to Chicago O'Hare Intl Airport that are best for you.

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.

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?

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 July 3, 2025.

Weekly flight availability from Milwaukee to Chicago O'Hare Intl Airport

Explore weekly flight availability from Milwaukee to O'Hare Intl. 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 July 3, 2025.

Reviews of airlines servicing O'Hare Intl

Get a feel of what it's like to fly with United Airlines, American Airlines, and Spirit 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.

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?

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

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

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

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

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

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

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

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

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Top 2 airlines flying from Milwaukee to O'Hare Intl

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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 July 3, 2025.