$110 Cheap Flights from Green Bay (GRB) to Milwaukee (MKE)

View $110 flight on Thu, Dec 25, 2025Opens in a new window

Popular airlines from Green Bay Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE)

Cheap Flights from Green Bay to Milwaukee (GRB-MKE)

Prices were available within the past 7 days and start at $110 for one-way flights and $219 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sat, Feb 14 - Sat, Feb 21
GRB
Green Bay
MKE
Milwaukee
$219 Roundtrip, found 6 days ago
$219
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Feb 14 from Green Bay to Milwaukee, returning Sat, Feb 21, priced at $219 found 6 days ago
United
Sat, Jan 31 - Mon, Feb 2
GRB
Green Bay
MKE
Milwaukee
$219 Roundtrip, found 1 day ago
$219
Roundtrip
found 1 day ago
Select United flight, departing Sat, Jan 31 from Green Bay to Milwaukee, returning Mon, Feb 2, priced at $219 found 1 day ago
United
Sat, Jan 31 - Mon, Feb 2
GRB
Green Bay
MKE
Milwaukee
$234 Roundtrip, found 1 day ago
$234
Roundtrip
found 1 day ago
Select United flight, departing Sat, Jan 31 from Green Bay to Milwaukee, returning Mon, Feb 2, priced at $234 found 1 day ago
United
Sat, Feb 14 - Sat, Feb 21
GRB
Green Bay
MKE
Milwaukee
$235 Roundtrip, found 6 days ago
$235
Roundtrip
found 6 days ago
Select United flight, departing Sat, Feb 14 from Green Bay to Milwaukee, returning Sat, Feb 21, priced at $235 found 6 days ago
United
Fri, Jan 30 - Sat, Jan 31
GRB
Green Bay
MKE
Milwaukee
$246 Roundtrip, found 3 days ago
$246
Roundtrip
found 3 days ago
Select United flight, departing Fri, Jan 30 from Green Bay to Milwaukee, returning Sat, Jan 31, priced at $246 found 3 days ago
United
Sat, Feb 14 - Sat, Feb 21
GRB
Green Bay
MKE
Milwaukee
$247 Roundtrip, found 6 days ago
$247
Roundtrip
found 6 days ago
Select United flight, departing Sat, Feb 14 from Green Bay to Milwaukee, returning Sat, Feb 21, priced at $247 found 6 days ago
United
Sat, Jan 31 - Mon, Feb 2
GRB
Green Bay
MKE
Milwaukee
$249 Roundtrip, found 1 day ago
$249
Roundtrip
found 1 day ago
Select United flight, departing Sat, Jan 31 from Green Bay to Milwaukee, returning Mon, Feb 2, priced at $249 found 1 day ago
United
Tue, Mar 17 - Tue, Mar 24
GRB
Green Bay
MKE
Milwaukee
$250 Roundtrip, found 4 days ago
$250
Roundtrip
found 4 days ago
Select United flight, departing Tue, Mar 17 from Green Bay to Milwaukee, returning Tue, Mar 24, priced at $250 found 4 days ago
United
Tue, Mar 17 - Tue, Mar 24
GRB
Green Bay
MKE
Milwaukee
$252 Roundtrip, found 4 days ago
$252
Roundtrip
found 4 days ago
Select United flight, departing Tue, Mar 17 from Green Bay to Milwaukee, returning Tue, Mar 24, priced at $252 found 4 days ago
Delta
Sat, Jan 31 - Mon, Feb 2
GRB
Green Bay
MKE
Milwaukee
$487 Roundtrip, found 1 day ago
$487
Roundtrip
found 1 day ago
Select Delta flight, departing Sat, Jan 31 from Green Bay to Milwaukee, returning Mon, Feb 2, priced at $487 found 1 day ago

Find the cheapest month to fly from Green Bay (GRB) to Milwaukee (MKE)

May is typically the cheapest month to fly

From $198 - $534 per traveler.

Alternative airports near Milwaukee

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to General Mitchell Intl. MKE. Cheapest and Closest option available. Average driving time to city center is 13 minutes. Flights from $294
MKE
General Mitchell Intl.
CheapestClosest
Average driving time to city center13 min
Flights from $294
Flights from Green Bay (GRB) to Milwaukee (MKE)
Origin airport
Austin Straubel Intl.
Destination airport
General Mitchell Intl.
Airlines serving
American Airlines, Delta, United
Roundtrip price
$218
Distance
107 mi

Green Bay to Milwaukee Flights

The cheapest times to fly from Green Bay to Milwaukee

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Green Bay to Milwaukee are during the month of February. You can find some of the cheapest flights from Green Bay to Milwaukee with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Green Bay to Milwaukee

Sunday is one of the best days to book for cheap flights from Green Bay to Milwaukee: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Green Bay to Milwaukee

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Green Bay to Milwaukee in 2026. You can also book with separate airlines for your outbound and return journeys, from $110 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Green Bay to Milwaukee flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Green Bay to Milwaukee airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE) cost?
Snag a cheap one-way flight from $110 or cheap return flight from $219 from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE)?
The cheapest month to fly from GRB to MKE is February, when demand is low. Off-peak months are usually when airlines offer lower prices between these airports.
What is the cheapest airline that flies from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE)?
To find the cheapest airline that'll fly you from GRB to MKE, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE)?
You'll need to catch a flight with a layover if you're traveling from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE). There are no daily direct flights on this route. However, just filter your search to include one or more stops to discover the best option for your trip.
What day of the week has the most flights from GRB to MKE?
Generally you'll have the most choice when it comes to flights on a Friday. Tuesdays are often the quietest.* But this can change based on the season, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE)?
Choose a flight from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE) that takes off before 3 PM to reduce the likelihood of delays and cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE) last-minute?
Booking your flight from GRB to MKE shortly before your trip is usually more expensive. But if you're flexible with your itinerary, you could score a cheap last-minute fare.
Is it cheaper to book a GRB to MKE flight and hotel package?
Compared with arranging hotels and flights separately, booking a GRB to MKE flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of planning your trip. Just secure your flights and select from our extensive range of stays, then tailor your trip with other add-ons like activities and car rentals.
Can I cancel or change the date of my flight from Austin Straubel Intl. Airport (GRB) to General Mitchell Intl. Airport (MKE)?
Generally, it's possible to reschedule or cancel your GRB to MKE flight. However, for bookings made more than 24 hours ago, additional fees may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.