Chicago (MDW) to Sacramento (SMF) flights
Southwest Airlines flies nonstop from Chicago Midway International Airport to Sacramento International Airport, with about 19 flights a week in July 2026. The 1,790-mile flight takes about 4h 22m gate to gate.
- Distance
- 1,790 mi · 2,881 km
- Flight time
- 4h 22m
- Airlines
- 1
- Seats filled
- 83%
Airlines flying MDW to SMF
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 19 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 95,838 | 4h 22m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MDW to SMF flight schedule
4 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 10:05am and the last at 9:00pm. Times are local and can change; check with the airline before you book.
| Flight | Departs | Arrives | Days flown in August 2026 | On time (12 months) |
|---|---|---|---|---|
| WN 859Southwest Airlines | 10:05am | 12:25pm | 25 | 64% |
| WN 4713Southwest Airlines | 6:10pm | 8:35pm | 27 | 56% |
| WN 137Southwest Airlines | 6:25pm | 8:45pm | 4 | n/a |
| WN 519Southwest Airlines | 9:00pm | 11:25pm | 12 | 33% |
Is MDW to SMF on time?
From September 2025 to August 2026, 67% of 672 flights arrived within 15 minutes of schedule and 0.9% were cancelled. Flights leaving around 8am were the most punctual (89%), those around 9pm the least (46%). Most delay time was caused by late-arriving aircraft (49%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 672 | 67% | 20 min | 0.9% |
Airlines as sold: flights operated by regional partners count under the airline on the ticket. Average delay is across all completed flights, early arrivals counted as zero.
On-time arrivals by departure time
| Scheduled departure | Flights | On time, relative | On time |
|---|---|---|---|
| 7am to 8am | 73 | 86% | |
| 8am to 9am | 85 | 89% | |
| 10am to 11am | 154 | 76% | |
| 11am to 12pm | 44 | 49% | |
| 3pm to 4pm | 14 | 79% | |
| 5pm to 6pm | 16 | 50% | |
| 6pm to 7pm | 60 | 57% | |
| 8pm to 9pm | 53 | 62% | |
| 9pm to 10pm | 154 | 46% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 78 | 11,122 | |
| September 2025 | 78 | 10,947 | |
| October 2025 | 55 | 7,750 | |
| November 2025 | 29 | 4,190 | |
| December 2025 | 31 | 4,667 | |
| January 2026 | 30 | 3,510 | |
| February 2026 | 28 | 3,612 | |
| March 2026 | 56 | 7,118 | |
| April 2026 | 60 | 7,937 | |
| May 2026 | 62 | 9,539 | |
| June 2026 | 79 | 12,290 | |
| July 2026 | 83 | 13,156 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.