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Green Bay/Austin Straubel International Airport (GRB) had nonstop service to 7 destinations on 3 airlines in our June 14, 2026 departure snapshot. The busiest route was to Chicago (ORD), served by 3 carriers, and the largest operator here was Delta Air Lines with nonstops to 5 destinations.
Route data as of June 14, 2026, based on a 7-day departures sample. Routes may have changed since this snapshot.
You can fly nonstop from GRB to 7 destinations. Current schedules show about 18 flights per day across those routes. The busiest options start with Chicago (ORD), Detroit (DTW), Minneapolis (MSP).
0 international routes in this schedule set
United States 7
9-10/day on 3 airlines
Bombardier CRJ · Embraer E-Jet · Canadair Regional Jet
These routes have enough tracked flights or schedule depth for a full guide with duration, distance, airlines, aircraft, and frequency.
Ranked by destinations served, then daily frequency.
Ranked by airlines operating the route. Routes with enough tracked data or schedule depth link to full route guides.
Green Bay/Austin Straubel International Airport (GRB / KGRB) is located in Green Bay, United States.
The IATA code is GRB. The ICAO code is KGRB.
The busiest scheduled route from GRB in our June 14, 2026 departure data was GRB to ORD (Chicago), with 9-10/day across 3 airlines.
Delta Air Lines was the largest operator in our GRB schedule data, serving 5 destinations with 8/day.
GRB has 0 international routes and 7 domestic routes in the current schedule set.
3 airlines operated at GRB in our June 14, 2026 snapshot. Top carriers include Delta Air Lines, United Airlines, American Airlines.
GRB has direct flights to 7 destinations including Chicago, Minneapolis, Detroit, Atlanta, Traverse City.
View live arrivals and departures at GRB on FlightRadar24.
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