Southwest Airlines
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Valley International Airport
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United States
William P. Hobby Airport
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Scan through all non-stop flights from Harlingen to Houston. The full flight schedule below gives an overview of all non-stop flights from HRL to HOU, which includes the daily timetable of every operating airline for the upcoming 12 months.
Note: for airline-specific flight schedules, please scroll further down.
Houston is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit Houston any time of the year, but the best months to explore are from to and from to .

Currently, there is only one airline operating non-stop flights from Harlingen HRL to Houston HOU, which is Southwest Airlines. This section gives an overview of the flight schedules and timetables of every airline with direct flights for this route.
Click an airline below to view their HRL HOU flight schedule.
Flights from HRL to HOU are operated 19 times a week, with an average of 3 flights per day. Departure times vary between 05:15 - 20:50. The earliest flight departs at 05:15, the last flight departs at 20:50. However, this depends on the date you are flying so please check with the full flight schedule above to see which departure times are available on your preferred date(s) of travel.
On this non-stop route, you can fly in Economy only.
The fastest direct flight from Harlingen to Houston takes 1 hour and 10 minutes. The flight distance between Harlingen and Houston is 276 miles (or 444 km).
There are 2 airports in Houston: William P. Hobby Airport (HOU) and George Bush Intercontinental Airport (IAH).
There are 19 flights per week flying from Harlingen to Houston (as of April 2026).
1 hour and 10 minutes is the average flight time from Harlingen to Houston.
The distance from Harlingen to Houston is 276 miles (444 kilometers).
Southwest Airlines is the only airline flying nonstop from Harlingen to Houston.
There are no alliances flying direct from Harlingen to Houston at the moment.
You can fly non-stop in Economy only.
Aircraft types that fly from Harlingen to Houston:
The earliest flight departs at 05:15 from Harlingen and arrives at 06:30 at Houston.
The latest flight departs at 20:50 from Harlingen and arrives at 21:50 at Houston.
276 miles (444 km) · 1h 10m
05:30
06:40
Southwest Airlines
WN 961
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:00
07:10
Southwest Airlines
WN 961
Southwest Airlines
Boeing 757
Y
W
J
F
06:00
07:10
Southwest Airlines
WN 329
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:00
07:10
Southwest Airlines
WN 329
Southwest Airlines
Boeing 757
Y
W
J
F
06:05
07:15
Southwest Airlines
WN 329
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
06:10
07:20
Southwest Airlines
WN 961
Southwest Airlines
Boeing 757
Y
W
J
F
06:20
07:30
Southwest Airlines
WN 329
Southwest Airlines
Boeing 757
Y
W
J
F
10:40
11:55
Southwest Airlines
WN 2437
Southwest Airlines
Boeing 757
Y
W
J
F
11:55
13:05
Southwest Airlines
WN 4664
Southwest Airlines
Boeing 757
Y
W
J
F
12:30
13:40
Southwest Airlines
WN 3202
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
12:45
13:55
Southwest Airlines
WN 2437
Southwest Airlines
Boeing 757
Y
W
J
F
12:50
14:00
Southwest Airlines
WN 3202
Southwest Airlines
Boeing 757
Y
W
J
F
15:35
16:45
Southwest Airlines
WN 2438
Southwest Airlines
Boeing 757
Y
W
J
F
16:40
18:00
Southwest Airlines
WN 2438
Southwest Airlines
Boeing 737 MAX 8
Y
W
J
F
17:00
18:20
Southwest Airlines
WN 2438
Southwest Airlines
Boeing 757
Y
W
J
F
18:15
19:30
Southwest Airlines
WN 3244
Southwest Airlines
Boeing 757
Y
W
J
F
18:25
19:40
Southwest Airlines
WN 3244
Southwest Airlines
Boeing 757
Y
W
J
F
18:30
19:45
Southwest Airlines
WN 3244
Southwest Airlines
Boeing 757
Y
W
J
F
18:35
19:50
Southwest Airlines
WN 2438
Southwest Airlines
Boeing 737-800 (winglets)
Y
W
J
F
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