Houston (HOU) to Las Vegas (LAS) flights
Southwest Airlines flies nonstop from William P. Hobby Airport to Harry Reid International Airport, with about 37 flights a week in July 2026. The 1,235-mile flight takes about 3h 7m gate to gate.
- Distance
- 1,235 mi · 1,988 km
- Flight time
- 3h 7m
- Airlines
- 1
- Seats filled
- 82%
Airlines flying HOU to LAS
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 37 | Boeing 737 MAX 8, Boeing 737-800, Boeing 737-700 / MAX 7 | 279,848 | 3h 7m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
HOU to LAS flight schedule
11 flight numbers flew this route in August 2026, 3 of them almost daily. The first usually leaves at 5:40am and the last at 8:55pm. 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 1935Southwest Airlines | 5:40am | 6:45am | 8 | n/a |
| WN 3775Southwest Airlines | 6:50am | 7:55am | 8 | n/a |
| WN 1936Southwest Airlines | 8:00am | 9:10am | 20 | 95% |
| WN 294Southwest Airlines | 8:10am | 9:20am | 4 | n/a |
| WN 1787Southwest Airlines | 8:30am | 9:35am | 4 | n/a |
| WN 1709Southwest Airlines | 11:00am | 12:10pm | 18 | 67% |
| WN 1937Southwest Airlines | 1:40pm | 2:50pm | 8 | n/a |
| WN 1938Southwest Airlines | 4:35pm | 5:45pm | 24 | 61% |
| WN 873Southwest Airlines | 5:30pm | 6:40pm | 8 | n/a |
| WN 1939Southwest Airlines | 6:05pm | 7:15pm | 16 | 69% |
| WN 1940Southwest Airlines | 8:55pm | 10:05pm | 24 | 75% |
Is HOU to LAS on time?
From September 2025 to August 2026, 80% of 2,018 flights arrived within 15 minutes of schedule and 0.3% were cancelled. Flights leaving around 5am were the most punctual (99%), those around 6pm the least (60%). Most delay time was caused by late-arriving aircraft (43%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 2,018 | 80% | 11 min | 0.3% |
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 | 200 | 99% | |
| 6am to 7am | 158 | 98% | |
| 7am to 8am | 92 | 94% | |
| 8am to 9am | 199 | 92% | |
| 9am to 10am | 54 | 87% | |
| 11am to 12pm | 120 | 75% | |
| 12pm to 1pm | 68 | 71% | |
| 1pm to 2pm | 139 | 75% | |
| 2pm to 3pm | 129 | 76% | |
| 4pm to 5pm | 72 | 73% | |
| 5pm to 6pm | 107 | 87% | |
| 6pm to 7pm | 164 | 60% | |
| 7pm to 8pm | 92 | 61% | |
| 8pm to 9pm | 178 | 77% | |
| 9pm to 10pm | 53 | 53% | |
| 10pm to 11pm | 123 | 62% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 163 | 22,643 | |
| September 2025 | 155 | 21,634 | |
| October 2025 | 192 | 26,823 | |
| November 2025 | 178 | 23,427 | |
| December 2025 | 183 | 25,643 | |
| January 2026 | 164 | 21,137 | |
| February 2026 | 162 | 21,709 | |
| March 2026 | 174 | 25,057 | |
| April 2026 | 165 | 21,410 | |
| May 2026 | 161 | 23,498 | |
| June 2026 | 155 | 22,801 | |
| July 2026 | 165 | 24,235 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.