Flights operate between Houston (HOU) and Harlingen (HRL).
1 airline operates this route with 3-8 flights daily flights.
Average flight time is 1h 05m - 1h 15m.
Route distance is 278 miles (447 km).
Route Distance
278 miles (447 km)
Average Duration
1h 05m - 1h 15m
Airlines Operating This Route
Southwest Airlines
Flight Frequency
Daily Flights
3-8 flights
Weekly Flights
23
Typical Departure Time Ranges
Earliest Departure
07:45
Latest Departure
22:45
Route Intelligence Dashboard
Overall Connectivity Score
70
GoodRoute Diversity
1
Direct Routes
Southwest Airlines serves 1 destination from HOU
Weekly Frequency
28
Weekly Flights
Trend: Stable
Top 1 Most Frequent Routes - Details
| Route | Weekly Flights | Duration | Distance | Reliability |
|---|---|---|---|---|
| HOU → Harlingen (HRL) (HRL) | 28/week | 1h 05m - 1h 15m | 278 km | Moderate |
Flight Schedule & Filters
Southwest Airlines flights from Houston (HOU) to Harlingen (HRL)
Southwest Airlines operates scheduled nonstop flights between Houston (HOU) and Harlingen (HRL). Southwest Airlines operates 3-8 flights daily flights on this route.• Flight Duration: 1h 05m - 1h 15m (average flight time)• Distance: 278 miles (447 km) (air miles between airports)• Daily Flights: 3-8 flights (scheduled departures per day)
Houston (HOU)
US
Harlingen (HRL)
US
FLIGHT TIME
1h 05m - 1h 15m
FLIGHT DISTANCE
278 miles (447 km)
1h 10m - 1h 10m
07:45
22:45
278 miles (447 km)
March
1 (Show)
23
Southwest Airlines Terminal Information & Contact
Departure Terminal - Houston (HOU)
Terminal: 1
Phone: 800-435-9792
Location: 1, Houston, US
Arrival Terminal - Harlingen (HRL)
Terminal: 1
Phone: 800-435-9792
Location: 1, Harlingen, US
Southwest Airlines Flight Schedule from Houston (HOU) to Harlingen (HRL)
| Flight | Airline | Departure | Arrival | Aircraft |
|---|---|---|---|---|
WN777 |  Southwest Airlines | 07:45 | 08:55:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN3398 | Southwest Airlines | 13:55 | 15:05:00 | Boeing 737-700 (winglets) Passenger/BBJ1 |
WN1958 | Southwest Airlines | 18:25 | 19:35:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
WN575 | Southwest Airlines | 22:45 | 23:55:00 | Boeing 737-800 (winglets) Passenger/BBJ2 |
Southwest Airlines Monthly Flight Calendar
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Southwest Airlines Terminal Information
Departure Terminal at Houston (HOU):
• Terminal : Southwest Airlines operates from this terminal
Terminal 1:
• Southwest Airlines Terminal Phone: 800-435-9792
Arrival Terminal at Harlingen (HRL):
• Terminal : Southwest Airlines operates from this terminal
Terminal 1:
• Southwest Airlines Terminal Phone: 800-435-9792
Best Time to Book Flights to Harlingen (HRL)
Best Booking Window
Book 2-3 months in advance for best prices
Booking Tip
Avoid booking during extreme weather months for better deals
Flight Price Trends for Harlingen (HRL)
Price Trend Analysis
Prices are typically lower during shoulder seasons
Best Months to Fly Southwest Airlines to Harlingen (HRL)
Seasonal Insight
Best travel months: Year-round
Southwest Airlines Contact Information and Customer Services
Southwest Airlines Address
2702 Love Field Dr
Dallas, TX 75235, US
Customer Service Phone
800-435-9792Official Website
southwest.com/Frequently Asked Questions
How many Southwest Airlines flights operate from Houston (HOU) to Harlingen (HRL)?
Southwest Airlines operates 4 flights from Houston (HOU) to Harlingen (HRL).
What city does Harlingen (HRL) airport serve?
Harlingen (HRL) airport serves Harlingen, US.
How long is the Southwest Airlines flight from Houston (HOU) to Harlingen (HRL)?
The flight duration is approximately 1h 05m - 1h 15m.
What is the distance from Houston (HOU) to Harlingen (HRL)?
The distance is 278 miles (447 km).
What aircraft does Southwest Airlines use on this route?
Southwest Airlines uses Boeing 737-700 (winglets) Passenger/BBJ1, Boeing 737-800 (winglets) Passenger/BBJ2 on this route.
What are the earliest and latest Southwest Airlines flight departure times?
The earliest Southwest Airlines flight departs at 07:45 and the latest departs at 22:45.
Which terminal does Southwest Airlines use at Houston (HOU)?
Southwest Airlines flights from Houston (HOU) depart from Terminal 1. Terminal 1 phone: 800-435-9792.
View all Southwest Airlines flights to Houston (HOU) →
Popular Southwest Airlines routes from Houston include multiple destinations.
Route data verified regularly by Triposia Travel Research Team.