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

Gerald R Ford International ⇄ Chicago Midway International GRR–MDW

Airlines flew 1,864 flights between Gerald R Ford International GRR in Grand Rapids, MI and Chicago Midway International MDW in Chicago, IL in the twelve months to July 2026, both directions together: 219,651 passengers in 283,384 seats, 78% of them filled, and 179,211 pounds of freight. 137 miles, about 38 minutes in the air, on 2 airlines: Southwest Airlines Co. (1,862), Endeavor Air Inc. (2). Planning to fly it yourself? The weather and winds along this route right now.

1,864
flights, twelve months
GRR-MDW: 938 · MDW-GRR: 926
219,651
passengers
78% of seats filled
137
miles
about 38 minutes airborne
2
airlines
4 aircraft types

Flights by month both directions

046921381841/254/257/2510/251/264/261787/26
By month, as a table
flights
1/25126
2/25114
3/25134
4/25128
5/25132
6/25166
7/25184
8/25175
9/25172
10/25176
11/25115
12/25119
1/26124
2/26115
3/26167
4/26173
5/26177
6/26173
7/26178

Passengers by month

06,17512,35018,52424,6991/254/257/2510/251/264/2622,8077/26
By month, as a table
passengers
1/2512,548
2/2512,089
3/2514,757
4/2514,043
5/2514,847
6/2521,637
7/2524,699
8/2522,951
9/2521,837
10/2521,891
11/2512,052
12/2513,243
1/2611,786
2/2613,475
3/2618,246
4/2618,922
5/2620,380
6/2622,061
7/2622,807

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Southwest Airlines Co. WN1,862219,53678%scheduled passenger service
Endeavor Air Inc. 9E211583%scheduled passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing 737-700/700LR/Max 71,190139134,281
Boeing 737-80033717542,265
Boeing B737 Max 80033517542,990
Canadair RJ-700269115

GRR → MDW this direction alone · flown January 2025 to July 2026

938 flights of 931 scheduled, 111,553 passengers in 141,708 seats, 39,119 pounds of freight. Southwest Airlines Co. 938.

MDW → GRR this direction alone · flown January 2025 to July 2026

926 flights of 931 scheduled, 108,098 passengers in 141,676 seats, 140,092 pounds of freight. Southwest Airlines Co. 924; Endeavor Air Inc. 2.

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: Gerald R Ford International GRR and Chicago Midway International MDW; all routes.