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Cheap flights from Green Bay to Milwaukee from $309

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Milwaukee departing on 6/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Green Bay to Milwaukee

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
6:54 pm - 10:24 pm
GRB
-
MKE
3h 30m
1 stop
American Airlines Logo
5:00 am - 9:18 am
MKE
-
GRB
4h 18m
1 stop
$309American Airlines
Wed, Jun 10 - Sun, Jun 14
American Airlines Logo
6:51 pm - 10:24 pm
GRB
-
MKE
3h 33m
1 stop
American Airlines Logo
5:00 am - 9:18 am
MKE
-
GRB
4h 18m
1 stop
$314American Airlines
Tue, Jun 23 - Tue, Jun 30
United Airlines Logo
11:45 am - 3:12 pm
GRB
-
MKE
3h 27m
1 stop
United Airlines Logo
7:20 am - 12:05 pm
MKE
-
GRB
4h 45m
1 stop
$324United Airlines
Wed, Aug 12 - Wed, Aug 19

United Airlines flights from Green Bay to Milwaukee

Our best United Airlines deals on Green Bay to Milwaukee flight tickets
United Airlines
Aug 12
GRB11:45 amGreen Bay Austin-Straubel
3h 27m
1 stop
MKE3:12 pmMilwaukee-Mitchell
Aug 19
MKE7:20 amMilwaukee-Mitchell
4h 45m
1 stop
GRB12:05 pmGreen Bay Austin-Straubel
$324
United Airlines
May 28
GRB2:35 pmGreen Bay Austin-Straubel
4h 16m
1 stop
MKE6:51 pmMilwaukee-Mitchell
May 30
MKE8:35 amMilwaukee-Mitchell
3h 24m
1 stop
GRB11:59 amGreen Bay Austin-Straubel
$349

American Airlines flights from Green Bay to Milwaukee

Our best American Airlines deals on Green Bay to Milwaukee flight tickets
American Airlines
Jun 10
GRB6:54 pmGreen Bay Austin-Straubel
3h 30m
1 stop
MKE10:24 pmMilwaukee-Mitchell
Jun 14
MKE5:00 amMilwaukee-Mitchell
4h 18m
1 stop
GRB9:18 amGreen Bay Austin-Straubel
$309
American Airlines
Jun 23
GRB6:51 pmGreen Bay Austin-Straubel
3h 33m
1 stop
MKE10:24 pmMilwaukee-Mitchell
Jun 30
MKE5:00 amMilwaukee-Mitchell
4h 18m
1 stop
GRB9:18 amGreen Bay Austin-Straubel
$314

momondo 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, momondo users made 832,500 searches. Data last updated May 27, 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

Wed 6/10

6:54 pm-10:24 pm

1 stop3h 30m

Milwaukee-Mitchell

Sun 6/14

5:00 am-9:18 am

1 stop4h 18m

$309

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Tue 6/23

6:51 pm-10:24 pm

1 stop3h 33m

Milwaukee-Mitchell

Tue 6/30

5:00 am-9:18 am

1 stop4h 18m

$314

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Wed 8/12

11:45 am-3:12 pm

1 stop3h 27m

Milwaukee-Mitchell

Wed 8/19

7:20 am-12:05 pm

1 stop4h 45m

$324
Cheapest one-way
Quickest one-way

Green BayMilwaukee

GRB - MKE

GRBMKE

Green Bay Austin-Straubel

Tue 6/2

2:57 pm-6:15 pm

1 stop3h 18m

$349

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Milwaukee from

How to get the cheapest flight ticket from Green Bay to Milwaukee

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Green Bay Austin-Straubel to Milwaukee-Mitchell?

American Airlines is the most popular carrier operating from Green Bay Austin-Straubel to Milwaukee-Mitchell

What airlines fly to Milwaukee?

United Airlines, American Airlines and Contour are the top three most popular airlines that fly to Milwaukee from Green Bay according to our data. United Airlines is the first choice among our users, with 46% of people opting to fly with this airline when traveling to Milwaukee. Keep in mind that there are 3 different airlines that fly to Milwaukee on a routine basis, so you have a few additional options to choose from.

When to book flights from Green Bay to Milwaukee

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Milwaukee according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Green Bay to Milwaukee (GRB to MKE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Milwaukee

Fastest flight time

3h 18m

Direct flights

None
The fastest flight from Green Bay to Milwaukee takes 3h 18m
There are no direct flights from Green Bay to Milwaukee. There are no popular flight routes from Green Bay to Milwaukee.
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Frequently asked questions about flying from Green Bay to Milwaukee

  • How far is Green Bay Austin-Straubel to Milwaukee-Mitchell by plane?

    The distance between Green Bay Austin-Straubel and Milwaukee-Mitchell is about 102.4 mi. 3h 18m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Milwaukee-Mitchell Airport?

    Prices for flights from Green Bay Austin-Straubel Airport to Milwaukee-Mitchell Airport were last updated today.

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Milwaukee-Mitchell Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Green Bay Austin-Straubel Airport to Milwaukee-Mitchell Airport.

  • What documentation or ID do you need to fly to Milwaukee-Mitchell Airport?

    The required travel and health documents for your Milwaukee-Mitchell Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Milwaukee-Mitchell Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Milwaukee?

Book flights to Milwaukee if you plan to visit one of these locations
Sheboygan
Waukesha
Wauwatosa
Oak Creek
Mequon
Glendale
Pewaukee
Port Washington
West Bend
Kohler
New Berlin
Grafton

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Milwaukee?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Milwaukee from Green Bay.

Can I find flights from Green Bay to Milwaukee with flexible booking policies on momondo?

momondo does allow users to show only those flights to Milwaukee from Green Bay which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Green Bay to Milwaukee?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Milwaukee from Green Bay.

I’m not ready to book a flight from Green Bay to Milwaukee right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Green Bay to Milwaukee flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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