Nonstop flights from Houston to Harlingen
United Airlines flies this route 3 times a day.
IAHHouston George Bush Intercontinental
296 mi · 21 flights a week
HRLHarlingen Valley International
When they leave
Houston time12:05p8:35pFirst departure 12:05 PM, last 8:35 PM
Two in the afternoon, 12:05 PM to 2:40 PM, then one evening flight at 8:35 PM. Every flight runs daily.
Every flight
Earliest first
Schedules last checked Sep 21, 2026. Times are local.
Flying from Houston to Harlingen
United Airlines is the only airline flying nonstop from Houston to Harlingen, 3 times a day on the Embraer ERJ.
The first arrival in Harlingen is at 1:24 PM and the last at 9:52 PM. The flight covers 296 miles.
Flying back, Harlingen to Houston has 21 nonstop flights a week. William P. Hobby (HOU) also has nonstop flights to Harlingen, 22 a week.
Return flights
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Find the cheapest day to fly from Houston to Harlingen.
Schedules as of Oct 9, 2026.