GRB to MKE, Green Bay–Austin Straubel International Airport to Milwaukee Mitchell International Airport Cheap Flights

Find the best flight deals from Green Bay–Austin Straubel International Airport to Milwaukee Mitchell International Airport

GRB - MKE Flight Information

Green Bay → Milwaukee

Flight information between Green Bay and Milwaukee

Cheapest one-way flight price
US$146
Cheapest return ticket price
US$284
Cheapest month
October
Peak season for travel
September
Flight distance
171.78 km

GRB - MKE Cheap Flights

Compare flight options and choose the best deal for your journey

United Airlines
United Airlines
UA
1 stop
1 stop
06:15
GRB
5h 14m
11:29
MKE
US$439
US$151
66% OFF
United Airlines
United Airlines
UA
1 stop
1 stop
08:00
GRB
4h 9m
12:09
MKE
US$439
US$151
66% OFF
United Airlines
United Airlines
UA
1 stop
1 stop
06:31
GRB
4h 3m
10:34
MKE
US$439
US$226
49% OFF
United Airlines
United Airlines
UA
1 stop
1 stop
17:22
GRB
3h 49m
21:11
MKE
US$439
US$226
49% OFF
United Airlines
United Airlines
UA
1 stop
1 stop
15:42
GRB
6h 17m
21:59
MKE
US$439
US$227
48% OFF
United Airlines
United Airlines
UA
1 stop
1 stop
06:15
GRB
5h 12m
11:27
MKE
US$439
US$227
48% OFF

GRB - MKE Flight Airlines

Major airlines flying this route

GRB - MKE Route FAQs

Common questions about flights from GRB to MKE

Based on HopeGoo data, American Airlines offers one-way fares as low as US$146 on Cheapest nonstop routes (e.g. GRB to MKE on Tue, Apr 7), while United Airlines offers Cheapest nonstop round-trips from US$284 departing on Fri, Mar 6 and returning on Sat, Mar 7.

By analyzing data from all airlines on the HopeGoo flight calendar, it looks like the best time to book a flight from Green Bay to Milwaukee is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

To find best deals on flights from Green Bay to Milwaukee, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Apr 7, with one-way flights priced at just US$146. · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is American Airlines. · Set up price alerts to easily monitor ticket prices without having to check every day. · Check HopeGoo flight deals and promo codes frequently. · Avoid peak season unless you book very early. It seems the peak season for Milwaukee travel is around September. · Get exclusive promo codes for HopeGoo app users.

The cheapest months to fly from Green Bay to Milwaukee is October, when demand for travel is lower.

After crunching the numbers on our March flight calendar, it's currently cheapest to fly from Green Bay to Milwaukee on March 6, 2026 with United Airlines, with prices starting at US$284.

The time difference between Milwaukee and Green Bay is 0h.

Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your HopeGoo, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.