By plane
Austin Straubel International Airport (http://www.co.brown.wi.us...) IATA: GRB is the Green Bay Area's chief airport. It is located a few miles west of the city itself on Highway 172. It has service to five cities in the Midwest: Chicago-O'Hare ORD, Cleveland CLE, Detroit DTW, Milwaukee MKE, and Minneapolis/St. Paul MSP.
By car
I-43 goes around the east and northern parts of Green Bay. It leads to Milwaukee approximately 100 miles to the south. U.S. Hwy. 41 also leads to Milwaukee from Green Bay's west side. It travels through Appleton, Oshkosh, and Fond du Lac before reaching suburban Milwaukee. Highway 172 is the main east/west artery that slices through Green Bay over the Fox River, connecting I-43 on the east side and Hwy 41 on the west side.
Hwy. 29 is the route taken to Wausau, approximately 80 miles west, and for travel to the Twin Cities.