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

Chicago Midway International ⇄ Sacramento International MDW–SMF

Airlines flew 1,342 flights between Chicago Midway International MDW in Chicago, IL and Sacramento International SMF in Sacramento, CA in the twelve months to July 2026, both directions together: 195,192 passengers in 231,508 seats, 84% of them filled, and 339,381 pounds of freight. 1,790 miles, about 240 minutes in the air, on 2 airlines: Southwest Airlines Co. (1,341), United Air Lines Inc. (1). Planning to fly it yourself? The weather and winds along this route right now.

1,342
flights, twelve months
MDW-SMF: 670 · SMF-MDW: 672
195,192
passengers
84% of seats filled
1,790
miles
about 240 minutes airborne
2
airlines
4 aircraft types

Flights by month both directions

042841261681/254/257/2510/251/264/261687/26
By month, as a table
flights
1/2562
2/2560
3/2563
4/2594
5/25105
6/25146
7/25157
8/25154
9/25156
10/25110
11/2560
12/2563
1/2661
2/2656
3/26114
4/26121
5/26124
6/26155
7/26168

Passengers by month

06,74413,48920,23426,9781/254/257/2510/251/264/2626,9787/26
By month, as a table
passengers
1/257,708
2/257,373
3/258,492
4/2513,000
5/2514,526
6/2521,418
7/2522,789
8/2522,653
9/2522,700
10/2516,145
11/258,485
12/259,114
1/267,697
2/267,473
3/2615,030
4/2615,916
5/2618,105
6/2624,896
7/2626,978

The airlines twelve months, both directions

AirlineFlightsPassengersSeats filledService
Southwest Airlines Co. WN1,341195,11884%scheduled passenger service
United Air Lines Inc. UA17441%charter passenger service

The aircraft as the airlines report their types

AircraftFlightsSeats a flightPassengers
Boeing B737 Max 800831175122,050
Boeing 737-80041217560,878
Boeing 737-700/700LR/Max 79814112,190
Boeing B737 Max 900117974

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

670 flights of 675 scheduled, 95,912 passengers in 115,436 seats, 160,749 pounds of freight. Southwest Airlines Co. 669; United Air Lines Inc. 1.

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

672 flights of 677 scheduled, 99,280 passengers in 116,072 seats, 178,632 pounds of freight. Southwest Airlines Co. 672.

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: Chicago Midway International MDW and Sacramento International SMF; all routes.