Harlingen (HRL) to Houston (HOU) flights
One airline flies nonstop from Harlingen (HRL) to Houston (HOU): Southwest Airlines. The two airports are 278 miles (447 km) apart. There are also 3 ways to fly it with one stop, through Austin, Dallas and Dallas.
Airlines flying nonstop from HRL to HOU
- Southwest AirlinesNot in an allianceWho books it

HRL to HOU with one stop
3 connections, most direct first. 2-stop routings and flight times are in Routes with Pro.
- Via Austin (AUS)Southwest Airlines the whole way


- Via Dallas (DAL)Southwest Airlines the whole way


- Via Dallas (DFW)American Airlines the whole way


HRL to HOU: common questions
Which airlines fly nonstop from HRL to HOU?
Southwest Airlines flies nonstop from Harlingen (HRL) to Houston (HOU).
How far is Harlingen from Houston by plane?
Harlingen (HRL) and Houston (HOU) are 278 miles (447 km) apart along the great circle, the shortest path a flight can take. Connections add distance on top.
How many miles does HRL to HOU cost?
It depends on the program: each prices the route from its own chart or dynamically. The Award Flight Pricer compares 30+ programs for HRL to HOU with taxes and fees.
Where can I connect between Harlingen and Houston?
The most direct connections are through Austin (AUS), Dallas (DAL) and Dallas (DFW). On 3 of them the same airline flies both flights, for example Southwest Airlines through Austin.
More routes
Routes are scheduled nonstop flights. The route data is refreshed monthly; this list was last checked November 11, 2026. Seasonal routes and new launches can be missing or end early, so confirm with the airline before you book. Distances are great-circle, the shortest path between the two airports.