Sacramento (SMF) to Chicago (MDW) flights
Southwest Airlines flies nonstop from Sacramento International Airport to Chicago Midway International Airport, with about 19 flights a week in July 2026. The 1,790-mile flight takes about 3h 47m gate to gate.
- Distance
- 1,790 mi · 2,881 km
- Flight time
- 3h 47m
- Airlines
- 1
- Seats filled
- 86%
Airlines flying SMF to MDW
| 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 | 99,280 | 3h 47m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
SMF to MDW flight schedule
5 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 5:25am and the last at 11:50pm. 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 3715Southwest Airlines | 5:25am | 11:20am | 20 | 95% |
| WN 4564Southwest Airlines | 6:20am | 12:15pm | 4 | n/a |
| WN 3670Southwest Airlines | 7:25am | 1:20pm | 4 | n/a |
| WN 153Southwest Airlines | 11:20am | 5:15pm | 12 | 100% |
| WN 3716Southwest Airlines | 11:50pm | 5:45am | 28 | 96% |
Is SMF to MDW on time?
From September 2025 to August 2026, 87% of 674 flights arrived within 15 minutes of schedule and 0.3% were cancelled. Flights leaving around 6am were the most punctual (92%), those around 12pm the least (61%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (50%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 674 | 87% | 6 min | 0.3% |
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 |
|---|---|---|---|
| 5am to 6am | 182 | 92% | |
| 6am to 7am | 123 | 92% | |
| 7am to 8am | 17 | 82% | |
| 9am to 10am | 30 | 97% | |
| 10am to 11am | 19 | 84% | |
| 11am to 12pm | 20 | 95% | |
| 12pm to 1pm | 35 | 61% | |
| 1pm to 2pm | 44 | 68% | |
| 2pm to 3pm | 15 | 40% | |
| 11pm to 12am | 181 | 90% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 76 | 11,531 | |
| September 2025 | 78 | 11,753 | |
| October 2025 | 55 | 8,395 | |
| November 2025 | 31 | 4,295 | |
| December 2025 | 32 | 4,447 | |
| January 2026 | 31 | 4,187 | |
| February 2026 | 28 | 3,861 | |
| March 2026 | 58 | 7,912 | |
| April 2026 | 60 | 7,905 | |
| May 2026 | 62 | 8,566 | |
| June 2026 | 76 | 12,606 | |
| July 2026 | 85 | 13,822 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.