Chicago (MDW) to Baltimore (BWI) flights
Southwest Airlines flies nonstop from Chicago Midway International Airport to Baltimore/Washington International Thurgood Marshall Airport, with about 42 flights a week in July 2026. The 611-mile flight takes about 1h 42m gate to gate.
- Distance
- 611 mi · 983 km
- Flight time
- 1h 42m
- Airlines
- 1
- Seats filled
- 74%
Airlines flying MDW to BWI
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 42 | Boeing 737 MAX 8, Boeing 737-700 / MAX 7, Boeing 737-800 | 210,396 | 1h 42m |
| Frontier AirlinesSeasonal or ended | n/a | Airbus A320neo, Airbus A320-100/200 | 9,942 | 1h 52m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
MDW to BWI flight schedule
14 flight numbers flew this route in August 2026, 2 of them almost daily. The first usually leaves at 5:55am and the last at 7:55pm. 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 2687Southwest Airlines | 5:55am | 8:40am | 8 | n/a |
| WN 961Southwest Airlines | 6:30am | 9:15am | 8 | n/a |
| WN 1088Southwest Airlines | 7:10am | 9:55am | 4 | n/a |
| WN 294Southwest Airlines | 7:30am | 10:15am | 24 | 71% |
| WN 1687Southwest Airlines | 9:00am | 11:55am | 12 | 92% |
| WN 312Southwest Airlines | 9:05am | 12:00pm | 4 | n/a |
| WN 265Southwest Airlines | 10:30am | 1:15pm | 12 | 67% |
| WN 1094Southwest Airlines | 1:00pm | 3:45pm | 12 | 83% |
| WN 1035Southwest Airlines | 1:55pm | 4:50pm | 4 | n/a |
| WN 4832Southwest Airlines | 3:05pm | 5:55pm | 8 | n/a |
| WN 2689Southwest Airlines | 5:15pm | 8:10pm | 16 | 60% |
| WN 3292Southwest Airlines | 5:25pm | 8:15pm | 20 | 56% |
| WN 4576Southwest Airlines | 7:45pm | 10:35pm | 4 | n/a |
| WN 3394Southwest Airlines | 7:55pm | 10:45pm | 16 | 33% |
Is MDW to BWI on time?
From September 2025 to August 2026, 78% of 1,843 flights arrived within 15 minutes of schedule and 2.7% were cancelled. Flights leaving around 6am were the most punctual (96%), those around 5pm the least (60%). Most delay time was caused by late-arriving aircraft (52%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,787 | 78% | 15 min | 2.7% |
| Frontier Airlines | 56 | 84% | 13 min | 1.8% |
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 | 112 | 93% | |
| 6am to 7am | 139 | 96% | |
| 7am to 8am | 163 | 89% | |
| 8am to 9am | 83 | 92% | |
| 9am to 10am | 218 | 86% | |
| 10am to 11am | 50 | 76% | |
| 11am to 12pm | 84 | 83% | |
| 12pm to 1pm | 114 | 78% | |
| 1pm to 2pm | 126 | 86% | |
| 2pm to 3pm | 80 | 75% | |
| 3pm to 4pm | 42 | 68% | |
| 4pm to 5pm | 48 | 79% | |
| 5pm to 6pm | 239 | 60% | |
| 6pm to 7pm | 84 | 70% | |
| 7pm to 8pm | 87 | 43% | |
| 8pm to 9pm | 75 | 72% | |
| 9pm to 10pm | 97 | 65% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 184 | 24,146 | |
| September 2025 | 180 | 21,339 | |
| October 2025 | 185 | 22,799 | |
| November 2025 | 140 | 16,777 | |
| December 2025 | 141 | 15,859 | |
| January 2026 | 122 | 11,016 | |
| February 2026 | 113 | 11,261 | |
| March 2026 | 119 | 14,187 | |
| April 2026 | 134 | 15,970 | |
| May 2026 | 140 | 18,513 | |
| June 2026 | 172 | 23,887 | |
| July 2026 | 185 | 24,584 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.