The U.S. aircraft register, updated daily
Routes and flights · the DOT's airline reports, August 2025 to July 2026

Green Bay/Austin Straubel International ⇄ Chicago O'Hare International GRB–ORD

Airlines flew 7,167 flights between Green Bay/Austin Straubel International GRB in Green Bay, WI and Chicago O'Hare International ORD in Chicago, IL in the twelve months to July 2026, both directions together: 318,301 passengers in 426,782 seats, 75% of them filled, and 8,418 pounds of freight. 173 miles, about 42 minutes in the air, on 7 airlines: Envoy Air (2,661), SkyWest Airlines Inc. (2,215), GoJet Airlines LLC d/b/a United Express (1,972), Republic Airline (305) and 3 more. Planning to fly it yourself? The weather and winds along this route right now.

7,167
flights, twelve months
GRB-ORD: 3,593 · ORD-GRB: 3,574
318,301
passengers
75% of seats filled
173
miles
about 42 minutes airborne
7
airlines
12 aircraft types

Flights by month both directions

01743485236971/254/257/2510/251/264/266057/26
By month, as a table
flights
1/25479
2/25433
3/25491
4/25491
5/25507
6/25579
7/25587
8/25571
9/25581
10/25657
11/25588
12/25564
1/26535
2/26528
3/26575
4/26678
5/26697
6/26588
7/26605

Passengers by month

07,53015,05922,58830,1181/254/257/2510/251/264/2629,3967/26
By month, as a table
passengers
1/2520,883
2/2519,274
3/2523,295
4/2524,468
5/2525,358
6/2529,370
7/2530,118
8/2528,554
9/2527,872
10/2530,011
11/2525,100
12/2523,533
1/2620,922
2/2622,682
3/2624,591
4/2629,094
5/2629,545
6/2627,001
7/2629,396

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Envoy Air MQ2,661131,05671%scheduled passenger service
SkyWest Airlines Inc. OO2,21592,72579%scheduled passenger service
GoJet Airlines LLC d/b/a United Express G71,97276,17477%scheduled passenger service
Republic Airline YX30516,92773%scheduled passenger service
United Air Lines Inc. UA101,13764%charter passenger service, scheduled passenger service
Delta Air Lines Inc. DL228288%scheduled passenger service
Sun Country Airlines d/b/a MN Airlines SY200%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Bombardier CRJ5502,2565087,489
Embraer ERJ-1751,7067692,253
Canadair RJ-200ER /RJ-4401,6675066,826
Embraer-Emb-1701,4956569,031
Canadair RJ-70028651,272
Boeing 737-8006171539
Airbus Industrie A321-200n3200315
Airbus Industrie A320-100/2002150139
Boeing 737-700/700LR/Max 71126122
Boeing 757-2001176144
Boeing 757-3001234160
Canadair CRJ 90017611

GRB → ORD this direction alone · flown January 2025 to July 2026

3,593 flights of 3,662 scheduled, 160,563 passengers in 214,757 seats, 3,875 pounds of freight, 454 pounds of mail. Envoy Air 1,331; SkyWest Airlines Inc. 1,107; GoJet Airlines LLC d/b/a United Express 989; Republic Airline 152; United Air Lines Inc. 10; Delta Air Lines Inc. 2; Sun Country Airlines d/b/a MN Airlines 2.

ORD → GRB this direction alone · flown January 2025 to July 2026

3,574 flights of 3,664 scheduled, 157,738 passengers in 212,025 seats, 4,543 pounds of freight. Envoy Air 1,330; SkyWest Airlines Inc. 1,108; GoJet Airlines LLC d/b/a United Express 983; Republic Airline 153.

Source: the Bureau of Transportation Statistics' T-100 Segment table (all carriers). A flight is one departure performed on this segment; seats and passengers are the airlines' own monthly reports; "seats filled" is passengers divided by seats. The miles are the DOT's great-circle distance. Both ends: Green Bay/Austin Straubel International GRB and Chicago O'Hare International ORD; all routes.