Three commercial airlines schedule daily flights into Austin Straubel Airfield, operated by Brown County and located in Ashwaubenon on the outskirts of the city.
As the transportation hub for northeastern Wisconsin, Green Bay is served by motor routes linked by the state's only complete beltline. Interstate 43, connecting Green Bay with Milwaukee, circles the east side of the city from northwest to southeast and is linked with the north-south U.S. 41 on the west side by Highway 172. Other principal highways are U.S. 141 and state 29, 32, 54, and 57.
Intracity public bus transportation on Green Bay Metro Transit is available Monday through Saturday on regularly scheduled routes throughout Green Bay and the nearby towns of Allouez, Ashwaubenon, Bellevue, De Pere, and the Oneida Casino. The Titletown Trolley offers rides to and from several local attractions (no service on Mondays).