Chicago (MDW) to Louisville (SDF) flights
Southwest Airlines flies nonstop from Chicago Midway International Airport to Louisville Muhammad Ali International Airport, with about 20 flights a week in July 2026. The 271-mile flight takes about 1h 7m gate to gate.
- Distance
- 271 mi · 436 km
- Flight time
- 1h 7m
- Airlines
- 1
- Seats filled
- 61%
Airlines flying MDW to SDF
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 20 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 93,403 | 1h 7m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MDW to SDF flight schedule
7 flight numbers flew this route in August 2026. The first usually leaves at 8:00am and the last at 6:20pm. 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 447Southwest Airlines | 8:00am | 10:25am | 12 | 100% |
| WN 4625Southwest Airlines | 8:00am | 10:25am | 4 | n/a |
| WN 314Southwest Airlines | 9:00am | 11:20am | 12 | 83% |
| WN 1704Southwest Airlines | 1:00pm | 3:15pm | 8 | n/a |
| WN 512Southwest Airlines | 1:15pm | 3:30pm | 4 | n/a |
| WN 1357Southwest Airlines | 6:10pm | 8:25pm | 12 | 92% |
| WN 2824Southwest Airlines | 6:20pm | 8:35pm | 16 | 63% |
Is MDW to SDF on time?
From September 2025 to August 2026, 83% of 966 flights arrived within 15 minutes of schedule and 1.7% were cancelled. Flights leaving around 10am were the most punctual (97%), those around 7pm the least (71%). Most delay time was caused by late-arriving aircraft (50%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 966 | 83% | 10 min | 1.7% |
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 | 133 | 93% | |
| 8am to 9am | 39 | 100% | |
| 9am to 10am | 86 | 82% | |
| 10am to 11am | 91 | 97% | |
| 12pm to 1pm | 103 | 81% | |
| 1pm to 2pm | 40 | 87% | |
| 2pm to 3pm | 63 | 81% | |
| 3pm to 4pm | 43 | 76% | |
| 6pm to 7pm | 94 | 78% | |
| 7pm to 8pm | 135 | 71% | |
| 8pm to 9pm | 77 | 80% | |
| 9pm to 10pm | 21 | 80% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 89 | 8,955 | |
| September 2025 | 86 | 10,794 | |
| October 2025 | 89 | 11,432 | |
| November 2025 | 74 | 6,282 | |
| December 2025 | 78 | 5,836 | |
| January 2026 | 59 | 3,831 | |
| February 2026 | 55 | 4,271 | |
| March 2026 | 82 | 7,157 | |
| April 2026 | 85 | 7,993 | |
| May 2026 | 87 | 7,527 | |
| June 2026 | 89 | 9,664 | |
| July 2026 | 90 | 9,661 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.