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$230+ Cheap flights from Green Bay to Milwaukee (GRB - 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — MKE
ago. 4 — ago. 111
lun. 8/4
lun. 8/11
1 adult, Economy
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Cheap flight deals from Green Bay to Milwaukee

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Milwaukee (MKE). 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 julio 30, 2025.

Round-trip from

$230
(United Airlines)

One-way from

$230
(United Airlines)
From Green Bay Austin-Straubel to Milwaukee-Mitchell
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One-way flight from Green Bay Austin-Straubel to Milwaukee-Mitchell
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Find flight deals from Green Bay to Milwaukee

Cheapest flights from Green Bay to Milwaukee
Explore the most affordable flight options available from Green Bay to Milwaukee. Find the lowest fares from popular airlines and budget airlines, with prices last updated on julio 30, 2025.

This United Airlines deal was found by Cheapflights users on 7/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 8/265:30 pmGRB - MKE
1 stop5h 11mUnited Airlines
mar. 9/26:00 amMKE - GRB
1 stop4h 05mUnited Airlines
Deal found 7/29$230
This American Airlines deal was found by Cheapflights users on 7/29. 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.
mié. 8/133:01 pmGRB - MKE
1 stop18h 27mAmerican Airlines
dom. 8/177:49 pmMKE - GRB
1 stop27h 41mAmerican Airlines
Deal found 7/29$487

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay 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 julio 30, 2025.
Use the filters below to find and compare flights from Green Bay to Milwaukee that are best for you.

Fly from

Green Bay

Fly to

Milwaukee

Route

Depart

Return

Price

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

mar. 8/26

5:30 pm-10:41 pm

1 stop5h 11m

Milwaukee-Mitchell

mar. 9/2

6:00 am-10:05 am

1 stop4h 05m

$230

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

mié. 8/13

3:01 pm-9:28 am

1 stop18h 27m

Milwaukee-Mitchell

dom. 8/17

7:49 pm-11:30 pm

1 stop27h 41m

$487

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

mar. 9/2

8:00 am-11:30 am

1 stop3h 30m

$230

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Best time to book a flight from Green Bay to Milwaukee

Have a flexible travel schedule? Discover the best time to fly to Milwaukee from Green Bay 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 Green Bay to Milwaukee

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

Currently, February is the cheapest month in which you can book a flight from Green Bay to Milwaukee (average of $280). Flying from Green Bay to Milwaukee in June is currently the most expensive (average of $376). 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.

Reviews of airlines servicing Milwaukee

Get insights into the airlines that provide service to Milwaukee. 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 Milwaukee. Reviews last updated julio 30, 2025.
Get a feel of what it's like to fly with United Airlines and American Airlines from Green Bay to Milwaukee 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
8,896 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

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
8,896 reviews
United Airlines
7.4
Good
8,896 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

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
8,896 reviews

Overall

7.4

Crew

8.1

Food

6.6

Boarding

7.7

Comfort

7.3

Entertainment

7.1

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

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

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

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

  • How can I find direct flights from Green Bay to Milwaukee?

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

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

    Yes. Cheapflights offers flight deals from Green Bay 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 Green Bay to Milwaukee?

    Currently, February is the cheapest month in which you can book a flight from Green Bay to Milwaukee (average of $280). Flying from Green Bay to Milwaukee in June is currently the most expensive (average of $376). 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
Mequon
Oak Creek
Sheboygan
Wauwatosa

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