Nonstop flights from Houston to Harlingen

2 airlines fly from 2 Houston airports (HOU and IAH) to Harlingen (HRL), with up to 7 flights a day.

HOUHRL

Routes

2 airport pairs

When they leave

Houston time

10:10a9:30pFirst departure 10:10 AM, last 9:30 PM

Two in the morning, 10:10 AM to 11:50 AM, then five in the afternoon, 12:05 PM to 4:10 PM, then three in the evening, 8:35 PM to 9:30 PM.

Every flight

Earliest first

10:10 AM→11:20 AMHOU to HRLSouthwest AirlinesBoeing 737-700Mon, Thu, Fri
11:50 AM→1:00 PMHOU to HRLSouthwest AirlinesBoeing 737-700Tue, Wed, Sat, Sun
12:05 PM→1:24 PMIAH to HRLUnited AirlinesEmbraer ERJDaily
1:30 PM→2:35 PMHOU to HRLSouthwest AirlinesBoeing 737-700Sun
2:40 PM→3:59 PMIAH to HRLUnited AirlinesEmbraer ERJDaily
2:45 PM→3:50 PMHOU to HRLSouthwest AirlinesBoeing 737-700Tue, Wed, Sat, Sun
4:10 PM→5:15 PMHOU to HRLSouthwest AirlinesBoeing 737Mon, Thu, Fri
8:35 PM→9:52 PMIAH to HRLUnited AirlinesEmbraer ERJDaily
8:40 PM→9:45 PMHOU to HRLSouthwest AirlinesBoeing 737 MAX 8Tue, Wed, Sat, Sun
9:30 PM→10:35 PMHOU to HRLSouthwest AirlinesBoeing 737 MAX 8Mon, Thu, Fri

Schedules last checked Sep 21, 2026. Times are local.

Flying from Houston to Harlingen

Southwest Airlines flies most often, 3 to 4 times a day on the Boeing 737-700, Boeing 737 MAX 8 and Boeing 737. United Airlines flies 3 times a day on the Embraer ERJ.

Flights run every day of the week, 7 on Sundays and 6 on the other days. The first arrival in Harlingen is at 11:20 AM and the last at 10:35 PM.

HOU to HRL is the busiest airport pair, with 22 flights a week, then IAH to HRL with 21.

Flying back, Harlingen to Houston has 43 nonstop flights a week.

Return flights

Harlingen to HoustonView

Find the cheapest day to fly from Houston to Harlingen.

Schedules as of Oct 9, 2026.