Chicago (MDW) to Philadelphia (PHL) flights
Southwest Airlines flies nonstop from Chicago Midway International Airport to Philadelphia International Airport, with about 31 flights a week in July 2026. The 668-mile flight takes about 1h 51m gate to gate.
- Distance
- 668 mi · 1,075 km
- Flight time
- 1h 51m
- Airlines
- 1
- Seats filled
- 84%
Airlines flying MDW to PHL
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 31 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 194,033 | 1h 50m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A320neo, Airbus A320-100/200 | 9,065 | 2h 2m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MDW to PHL flight schedule
11 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 8:00am and the last at 8:20pm. 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 2791Southwest Airlines | 8:00am | 11:10am | 13 | 85% |
| WN 4940Southwest Airlines | 8:30am | 11:35am | 12 | 92% |
| WN 516Southwest Airlines | 9:30am | 12:25pm | 12 | 83% |
| WN 1573Southwest Airlines | 11:45am | 2:40pm | 8 | n/a |
| WN 1377Southwest Airlines | 1:00pm | 4:00pm | 20 | 75% |
| WN 2257Southwest Airlines | 2:55pm | 5:55pm | 12 | n/a |
| WN 1758Southwest Airlines | 3:00pm | 6:00pm | 12 | 67% |
| WN 864Southwest Airlines | 3:05pm | 6:05pm | 4 | n/a |
| WN 3485Southwest Airlines | 5:55pm | 8:55pm | 8 | n/a |
| WN 4897Southwest Airlines | 6:45pm | 9:40pm | 24 | 38% |
| WN 2491Southwest Airlines | 8:20pm | 11:15pm | 4 | n/a |
Is MDW to PHL on time?
From September 2025 to August 2026, 75% of 1,513 flights arrived within 15 minutes of schedule and 1.7% were cancelled. Flights leaving around 7am were the most punctual (93%), those around 3pm the least (63%). Most delay time was caused by the airline (crew, maintenance, cleaning, fuelling) (32%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,457 | 75% | 17 min | 1.8% |
| Frontier Airlines | 56 | 80% | 32 min | 0% |
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 | 39 | 90% | |
| 7am to 8am | 163 | 93% | |
| 8am to 9am | 101 | 82% | |
| 9am to 10am | 150 | 86% | |
| 10am to 11am | 81 | 91% | |
| 11am to 12pm | 62 | 77% | |
| 12pm to 1pm | 56 | 84% | |
| 1pm to 2pm | 189 | 71% | |
| 2pm to 3pm | 128 | 72% | |
| 3pm to 4pm | 143 | 63% | |
| 4pm to 5pm | 36 | 56% | |
| 5pm to 6pm | 61 | 62% | |
| 6pm to 7pm | 211 | 64% | |
| 7pm to 8pm | 40 | 63% | |
| 9pm to 10pm | 35 | 56% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 153 | 22,619 | |
| September 2025 | 159 | 21,795 | |
| October 2025 | 156 | 21,530 | |
| November 2025 | 130 | 16,912 | |
| December 2025 | 122 | 15,053 | |
| January 2026 | 93 | 11,276 | |
| February 2026 | 83 | 9,770 | |
| March 2026 | 91 | 12,925 | |
| April 2026 | 110 | 15,199 | |
| May 2026 | 119 | 17,981 | |
| June 2026 | 139 | 18,860 | |
| July 2026 | 139 | 19,178 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.