Columbus (CMH) to Chicago (MDW) flights
Southwest Airlines flies nonstop from John Glenn Columbus International Airport to Chicago Midway International Airport, with about 27 flights a week in July 2026. The 283-mile flight takes about 1h 10m gate to gate.
- Distance
- 283 mi · 455 km
- Flight time
- 1h 10m
- Airlines
- 1
- Seats filled
- 71%
Airlines flying CMH to MDW
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 27 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 137,579 | 1h 10m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
CMH to MDW flight schedule
9 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 8:05am and the last at 7:35pm. 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 867Southwest Airlines | 8:05am | 8:20am | 12 | 92% |
| WN 163Southwest Airlines | 9:55am | 10:05am | 4 | n/a |
| WN 1180Southwest Airlines | 11:10am | 11:25am | 28 | 86% |
| WN 4496Southwest Airlines | 12:05pm | 12:20pm | 8 | n/a |
| WN 915Southwest Airlines | 12:50pm | 1:05pm | 4 | n/a |
| WN 1182Southwest Airlines | 4:05pm | 4:20pm | 12 | 67% |
| WN 1181Southwest Airlines | 5:35pm | 5:50pm | 12 | 58% |
| WN 1183Southwest Airlines | 7:30pm | 7:40pm | 10 | 80% |
| WN 1056Southwest Airlines | 7:35pm | 7:45pm | 12 | 42% |
Is CMH to MDW on time?
From September 2025 to August 2026, 80% of 1,237 flights arrived within 15 minutes of schedule and 1.6% were cancelled. Flights leaving around 6am were the most punctual (90%), those around 8pm the least (59%). Most delay time was caused by late-arriving aircraft (58%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,237 | 80% | 12 min | 1.6% |
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 |
|---|---|---|---|
| 6am to 7am | 151 | 90% | |
| 7am to 8am | 47 | 91% | |
| 8am to 9am | 98 | 90% | |
| 9am to 10am | 90 | 86% | |
| 10am to 11am | 25 | 100% | |
| 11am to 12pm | 78 | 90% | |
| 12pm to 1pm | 116 | 82% | |
| 1pm to 2pm | 45 | 98% | |
| 3pm to 4pm | 86 | 75% | |
| 4pm to 5pm | 119 | 70% | |
| 5pm to 6pm | 34 | 68% | |
| 6pm to 7pm | 61 | 85% | |
| 7pm to 8pm | 129 | 72% | |
| 8pm to 9pm | 143 | 59% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 122 | 14,495 | |
| September 2025 | 115 | 14,566 | |
| October 2025 | 119 | 13,393 | |
| November 2025 | 99 | 10,320 | |
| December 2025 | 106 | 10,611 | |
| January 2026 | 85 | 7,592 | |
| February 2026 | 81 | 7,613 | |
| March 2026 | 87 | 10,038 | |
| April 2026 | 90 | 10,074 | |
| May 2026 | 92 | 11,551 | |
| June 2026 | 112 | 13,883 | |
| July 2026 | 119 | 13,443 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.