Houston (HOU) to Baltimore (BWI) flights
Southwest Airlines flies nonstop from William P. Hobby Airport to Baltimore/Washington International Thurgood Marshall Airport, with about 34 flights a week in July 2026. The 1,246-mile flight takes about 2h 52m gate to gate.
- Distance
- 1,246 mi · 2,005 km
- Flight time
- 2h 52m
- Airlines
- 1
- Seats filled
- 81%
Airlines flying HOU to BWI
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 34 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 201,874 | 2h 52m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
HOU to BWI flight schedule
7 flight numbers flew this route in August 2026, 4 of them almost daily. The first usually leaves at 6:10am and the last at 6:40pm. 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 1900Southwest Airlines | 6:10am | 10:10am | 28 | 100% |
| WN 4920Southwest Airlines | 7:25am | 11:25am | 4 | n/a |
| WN 1903Southwest Airlines | 10:05am | 2:10pm | 20 | 80% |
| WN 840Southwest Airlines | 11:20am | 3:25pm | 8 | n/a |
| WN 4859Southwest Airlines | 1:15pm | 5:15pm | 4 | n/a |
| WN 1902Southwest Airlines | 3:55pm | 7:55pm | 27 | 61% |
| WN 4685Southwest Airlines | 6:40pm | 10:40pm | 24 | 75% |
Is HOU to BWI on time?
From September 2025 to August 2026, 75% of 1,482 flights arrived within 15 minutes of schedule and 1.3% were cancelled. Flights leaving around 6am were the most punctual (96%), those around 8pm the least (50%). Most delay time was caused by late-arriving aircraft (46%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,482 | 75% | 13 min | 1.3% |
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 | 235 | 94% | |
| 6am to 7am | 121 | 96% | |
| 7am to 8am | 41 | 85% | |
| 8am to 9am | 57 | 95% | |
| 9am to 10am | 35 | 79% | |
| 10am to 11am | 114 | 87% | |
| 11am to 12pm | 125 | 86% | |
| 3pm to 4pm | 161 | 63% | |
| 4pm to 5pm | 67 | 61% | |
| 5pm to 6pm | 146 | 62% | |
| 6pm to 7pm | 83 | 63% | |
| 7pm to 8pm | 68 | 53% | |
| 8pm to 9pm | 142 | 50% | |
| 9pm to 10pm | 31 | 53% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 127 | 19,057 | |
| September 2025 | 124 | 16,734 | |
| October 2025 | 131 | 18,462 | |
| November 2025 | 129 | 16,872 | |
| December 2025 | 131 | 17,693 | |
| January 2026 | 99 | 13,678 | |
| February 2026 | 95 | 11,628 | |
| March 2026 | 122 | 17,766 | |
| April 2026 | 120 | 16,943 | |
| May 2026 | 125 | 18,833 | |
| June 2026 | 120 | 16,299 | |
| July 2026 | 149 | 17,909 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.