Washington (DCA) to Houston (HOU) flights
Southwest Airlines flies nonstop from Ronald Reagan Washington National Airport to William P. Hobby Airport, with about 19 flights a week in July 2026. The 1,218-mile flight takes about 3h 17m gate to gate.
- Distance
- 1,218 mi · 1,960 km
- Flight time
- 3h 17m
- Airlines
- 1
- Seats filled
- 65%
Airlines flying DCA to HOU
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 19 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 106,383 | 3h 17m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
DCA to HOU flight schedule
9 flight numbers flew this route in August 2026. The first usually leaves at 6:00am 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 2783Southwest Airlines | 6:00am | 8:10am | 12 | 92% |
| WN 1399Southwest Airlines | 6:30am | 8:35am | 4 | n/a |
| WN 165Southwest Airlines | 6:50am | 9:05am | 12 | 100% |
| WN 2126Southwest Airlines | 12:55pm | 3:00pm | 12 | 33% |
| WN 1379Southwest Airlines | 1:30pm | 3:40pm | 8 | n/a |
| WN 1698Southwest Airlines | 2:00pm | 4:10pm | 4 | n/a |
| WN 1542Southwest Airlines | 5:40pm | 7:55pm | 12 | 50% |
| WN 2275Southwest Airlines | 6:40pm | 8:50pm | 12 | n/a |
| WN 4639Southwest Airlines | 7:35pm | 9:45pm | 4 | n/a |
Is DCA to HOU on time?
From September 2025 to August 2026, 75% of 1,053 flights arrived within 15 minutes of schedule and 2.2% were cancelled. Flights leaving around 6am were the most punctual (93%), those around 12pm the least (53%). Most delay time was caused by late-arriving aircraft (52%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,053 | 75% | 16 min | 2.2% |
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 | 346 | 93% | |
| 12pm to 1pm | 75 | 53% | |
| 1pm to 2pm | 251 | 77% | |
| 4pm to 5pm | 24 | 42% | |
| 6pm to 7pm | 212 | 57% | |
| 7pm to 8pm | 92 | 73% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 89 | 9,938 | |
| September 2025 | 86 | 7,956 | |
| October 2025 | 86 | 9,692 | |
| November 2025 | 82 | 8,099 | |
| December 2025 | 91 | 10,357 | |
| January 2026 | 83 | 5,292 | |
| February 2026 | 78 | 5,523 | |
| March 2026 | 91 | 10,535 | |
| April 2026 | 87 | 8,032 | |
| May 2026 | 89 | 9,552 | |
| June 2026 | 90 | 10,475 | |
| July 2026 | 86 | 10,991 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.