Chicago (MDW) to Charleston (CHS) flights
Southwest Airlines flies nonstop from Chicago Midway International Airport to Charleston International Airport, with about 11 flights a week in July 2026. The 745-mile flight takes about 1h 58m gate to gate.
- Distance
- 745 mi · 1,199 km
- Flight time
- 1h 58m
- Airlines
- 1
- Seats filled
- 66%
Airlines flying MDW to CHS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 11 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 38,900 | 1h 58m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MDW to CHS flight schedule
3 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 7:35am and the last at 6:15pm. 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 2693Southwest Airlines | 7:35am | 10:55am | 12 | 100% |
| WN 1581Southwest Airlines | 8:15am | 11:30am | 4 | n/a |
| WN 2694Southwest Airlines | 6:15pm | 9:25pm | 24 | 83% |
Is MDW to CHS on time?
From September 2025 to August 2026, 75% of 380 flights arrived within 15 minutes of schedule and 1.1% were cancelled. Flights leaving around 8am were the most punctual (97%), those around 7pm the least (50%). Most delay time was caused by late-arriving aircraft (61%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 380 | 75% | 15 min | 1.1% |
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 | 12 | 100% | |
| 8am to 9am | 35 | 97% | |
| 12pm to 1pm | 37 | 83% | |
| 1pm to 2pm | 39 | 82% | |
| 2pm to 3pm | 10 | 70% | |
| 3pm to 4pm | 36 | 80% | |
| 4pm to 5pm | 26 | 73% | |
| 6pm to 7pm | 97 | 71% | |
| 7pm to 8pm | 55 | 50% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 35 | 3,438 | |
| September 2025 | 34 | 3,281 | |
| October 2025 | 35 | 4,089 | |
| November 2025 | 20 | 2,151 | |
| December 2025 | 17 | 1,993 | |
| January 2026 | 9 | 768 | |
| February 2026 | 18 | 1,685 | |
| March 2026 | 28 | 3,921 | |
| April 2026 | 32 | 3,970 | |
| May 2026 | 36 | 4,125 | |
| June 2026 | 50 | 4,883 | |
| July 2026 | 48 | 4,596 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.