Green Bay to Milwaukee Flights GRB → MKE

Austin Straubel International Airport → General Mitchell International Airport

🇺🇸 Green Bay, US → 🇺🇸 Milwaukee, US

The Green Bay to Milwaukee route connects Austin Straubel International Airport (GRB) in US with General Mitchell International Airport (MKE) in US. This short-haul flight covers approximately 107 miles (172 km) with a typical flight time of 25m. This route is served by 5 airlines: Freight Runners Express, Northern Jet Management, Private Jets and others. AirportRoutes has tracked 2 daily flights on this route.

Departure Airport

Austin Straubel International Airport

ICAO Code:: KGRB
IATA Code:: GRB
City:: 🇺🇸 Green Bay
Country:: US
Elevation:: 695 ft

Destination Airport

General Mitchell International Airport

ICAO Code:: KMKE
IATA Code:: MKE
City:: 🇺🇸 Milwaukee
Country:: US
Elevation:: 723 ft

Operators

Daily Flights

107

Miles

25m

Flight Duration

Route Map

Operating Airlines

Airline	ICAO	IATA
Freight Runners Express	`FRG`	`-`
Northern Jet Management	`NJM`	`-`
Private Jets	`OKC`	`-`
Jet OUT	`CRE`	`-`
SkyWest	`SKW`	`OO`

Flight Schedule Pattern

Day	Flights Observed	Frequency
Monday	1	4%
Tuesday	4	16%
Wednesday	2	8%
Thursday	5	20%
Friday	2	8%
Saturday	7	28%
Sunday	4	16%

Pattern Analysis

2 Daily Flights:

FRG1641 FRG9399

Data Points: 25
API observations used to build this analysis

Weekdays: 14 flights
Weekend: 11 flights

Business Route More active on weekdays

All Flight Routes

5 Routes

Note: This table shows aggregated route data by airline. Each airline may operate multiple daily flights at different times. See the "Spotted Departure Times" section below for all observed departure times.

Airline	Flight Numbers	Aircraft Type	Typical Time	Days Active	Last Seen	Status
Freight Runners Express `FRG`	FRG1641 FRG9399	BE99	15:10 3:10 PM (Representative)	M T W T F S S	Dec 30, 2025	Active
Jet OUT `CRE`	-	C25C	-	M T W T F S S	Sep 19, 2025	Active
Northern Jet Management `NJM`	-	LJ70	-	M T W T F S S	Nov 14, 2025	Active
Private Jets `OKC`	-	LJ75	-	M T W T F S S	Nov 2, 2025	Active
SkyWest `SKW` / `OO`	-	CRJ9	-	M T W T F S S	Aug 18, 2025	Active

Total Routes: 5

Active Routes: 5

Unique Airlines: 5

Aircraft Types: 6

Spotted Departure Times

Departure Time	Operator	ICAO	IATA
15:10 3:10 PM	Freight Runners Express	`FRG`	`-`

Time Information

Times are shown in the departure airport's local timezone (UTC).

Total Departure Times: 1

Time Range:
15:10 - 15:10

These are typical departure times observed from actual flights. Times may vary by season and schedule changes.