Harlingen (HRL) to Houston (HOU) flights
Southwest Airlines flies nonstop from Valley International Airport to William P. Hobby Airport, with about 21 flights a week in July 2026. The 277-mile flight takes about 1h 6m gate to gate.
- Distance
- 277 mi · 446 km
- Flight time
- 1h 6m
- Airlines
- 1
- Seats filled
- 84%
Airlines flying HRL to HOU
| Airline | Flights a week | Aircraft | Passengers (12 months) | Flight time |
|---|---|---|---|---|
| Southwest Airlines | 21 | Boeing 737-700 / MAX 7, Boeing 737 MAX 8, Boeing 737-800 | 152,022 | 1h 6m |
Airlines are the operating carrier: regional airlines such as SkyWest or Horizon often fly under a larger airline's brand.
HRL to HOU flight schedule
9 flight numbers flew this route in August 2026, 1 of them almost daily. The first usually leaves at 5:30am and the last at 7:10pm. 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 1994Southwest Airlines | 5:30am | 6:35am | 12 | 100% |
| WN 3696Southwest Airlines | 6:00am | 7:10am | 4 | n/a |
| WN 1242Southwest Airlines | 7:25am | 8:35am | 12 | 92% |
| WN 1837Southwest Airlines | 10:55am | 12:00pm | 12 | 100% |
| WN 2589Southwest Airlines | 12:35pm | 1:45pm | 28 | 64% |
| WN 2037Southwest Airlines | 2:15pm | 3:25pm | 4 | n/a |
| WN 44Southwest Airlines | 3:30pm | 4:40pm | 4 | n/a |
| WN 4454Southwest Airlines | 4:25pm | 5:35pm | 8 | n/a |
| WN 438Southwest Airlines | 7:10pm | 8:30pm | 4 | n/a |
Is HRL to HOU on time?
From September 2025 to August 2026, 81% of 1,165 flights arrived within 15 minutes of schedule and 0.2% were cancelled. Flights leaving around 9am were the most punctual (97%), those around 5pm the least (59%). Most delay time was caused by late-arriving aircraft (44%).
| Airline | Flights | On time | Average delay | Cancelled |
|---|---|---|---|---|
| Southwest Airlines | 1,165 | 81% | 12 min | 0.2% |
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 |
|---|---|---|---|
| 5am to 6am | 126 | 95% | |
| 6am to 7am | 230 | 96% | |
| 9am to 10am | 69 | 97% | |
| 10am to 11am | 45 | 93% | |
| 11am to 12pm | 91 | 91% | |
| 12pm to 1pm | 108 | 65% | |
| 1pm to 2pm | 41 | 68% | |
| 2pm to 3pm | 28 | 82% | |
| 3pm to 4pm | 86 | 78% | |
| 4pm to 5pm | 49 | 43% | |
| 5pm to 6pm | 59 | 59% | |
| 6pm to 7pm | 133 | 66% | |
| 7pm to 8pm | 31 | 61% | |
| 8pm to 9pm | 60 | 75% |
Flights by month
| Month | Flights | Flights, relative | Passengers |
|---|---|---|---|
| August 2025 | 112 | 14,356 | |
| September 2025 | 113 | 14,172 | |
| October 2025 | 118 | 15,543 | |
| November 2025 | 105 | 12,915 | |
| December 2025 | 106 | 13,412 | |
| January 2026 | 92 | 10,537 | |
| February 2026 | 89 | 10,741 | |
| March 2026 | 90 | 11,418 | |
| April 2026 | 86 | 11,319 | |
| May 2026 | 88 | 12,012 | |
| June 2026 | 90 | 12,400 | |
| July 2026 | 92 | 13,197 |
Related
Source: US Department of Transportation, T-100 Segment data, August 2025 to July 2026.