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$289+ Cheap flights from Green Bay to Milwaukee (GRB - MKE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — MKE
Aug 15 — Aug 221
Sat 8/15
Sat 8/22
1 adult, Economy
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Cheap 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 July 16, 2026.

This United Airlines deal was found by Cheapflights users on 7/14. 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.
Tue 8/115:29 pm
GRB
-
MKE
1 stop3h 31m
United Airlines
Tue 8/186:15 am
MKE
-
GRB
1 stop3h 44m
United Airlines
Deal found 7/14$289
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Wed 7/291:01 pm
GRB
-
MKE
1 stop5h 22m
American Airlines
Sun 8/26:08 am
MKE
-
GRB
1 stop3h 08m
American Airlines
Deal found 7/14$309
This American Airlines deal was found by Cheapflights users on 7/14. 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.
Tue 8/1112:26 pm
GRB
-
MKE
1 stop5h 52m
American Airlines
Tue 8/186:48 pm
MKE
-
GRB
1 stop5h 28m
American Airlines
Deal found 7/14$319
This United Airlines deal was found by Cheapflights users on 7/14. 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 8/76:52 pm
GRB
-
MKE
1 stop3h 37m
United Airlines
Thu 8/137:18 am
MKE
-
GRB
1 stop4h 37m
United Airlines
Deal found 7/14$334
This United Airlines deal was found by Cheapflights users on 7/15. 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 9/26:25 am
GRB
-
MKE
1 stop3h 35m
United Airlines
Sat 9/55:17 pm
MKE
-
GRB
1 stop6h 02m
United Airlines
Deal found 7/15$349
This American Airlines deal was found by Cheapflights users on 7/14. 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 7/179:51 am
GRB
-
MKE
1 stop2h 53m
American Airlines
Sat 7/187:00 pm
MKE
-
GRB
1 stop5h 12m
American Airlines
Deal found 7/14$415
This American Airlines deal was found by Cheapflights users on 7/14. 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 7/231:01 pm
GRB
-
MKE
1 stop5h 22m
American Airlines
Fri 7/246:08 am
MKE
-
GRB
1 stop30h 08m
American Airlines
Deal found 7/14$628
This United Airlines deal was found by Cheapflights users on 7/12. 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.
Sun 7/126:52 pm
GRB
-
MKE
1 stop3h 37m
United Airlines
Mon 7/137:50 am
MKE
-
GRB
1 stop4h 09m
United Airlines
Deal found 7/12$827
This Delta deal was found by Cheapflights users on 7/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/96:57 am
GRB
-
MKE
1 stop5h 48m
Delta
Wed 8/121:27 pm
MKE
-
GRB
1 stop3h 28m
Delta
Deal found 7/11$1,343

Find 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 July 16, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$279
(United Airlines)
Provider with most accurate pricing for Green Bay Austin-Straubel-Milwaukee-Mitchell flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Milwaukee-Mitchell flights.
Search Deals
From Green Bay Austin-Straubel to Milwaukee-Mitchell
Search Deals

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 July 16, 2026.
Use the filters below to find and compare flights from Green Bay to Milwaukee that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Tue 8/11

5:29 pm-9:00 pm

1 stop3h 31m

Milwaukee-Mitchell

Tue 8/18

6:15 am-9:59 am

1 stop3h 44m

$289

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Wed 7/29

1:01 pm-6:23 pm

1 stop5h 22m

Milwaukee-Mitchell

Sun 8/2

6:08 am-9:16 am

1 stop3h 08m

$309

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Fri 8/7

6:52 pm-10:29 pm

1 stop3h 37m

Milwaukee-Mitchell

Thu 8/13

7:18 am-11:55 am

1 stop4h 37m

$338

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Wed 9/2

6:25 am-10:00 am

1 stop3h 35m

Milwaukee-Mitchell

Sat 9/5

5:17 pm-11:19 pm

1 stop6h 02m

$349

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Sat 12/12

10:45 am-1:43 pm

1 stop2h 58m

Milwaukee-Mitchell

Wed 12/16

6:00 am-10:30 am

1 stop4h 30m

$349

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Sun 8/9

6:57 am-12:45 pm

1 stop5h 48m

Milwaukee-Mitchell

Wed 8/12

1:27 pm-4:55 pm

1 stop3h 28m

$1,343
Cheapest one-way
Quickest one-way

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Sun 8/30

6:25 am-10:00 am

1 stop3h 35m

$339

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Thu 7/23

6:52 pm-10:29 pm

1 stop3h 37m

$349

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/14

Sorted by cheapest first

Compare providers for flights from Green Bay to Milwaukee

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 Green Bay to Milwaukee in July.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice 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 Green Bay-Milwaukee flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Milwaukee flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Milwaukee flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-Milwaukee flights, Cheapflights users trust FlightHub the most. FlightHub 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 Green Bay-Milwaukee 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 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.

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.

  • How long is the flight from Green Bay to Milwaukee?

    A quick flight from Green Bay to Milwaukee can take about 5h 22m. United Airlines provides one of the quickest options available for as low as $309. The distance between Green Bay and Milwaukee is about 107 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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.

See more FAQs

Traveling to a place near Milwaukee?

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

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