Nonstop flights from Austin to Harlingen
Southwest Airlines flies this route 2 to 3 times a day.
AUSAustin-Bergstrom International
275 mi · 19 flights a week
HRLHarlingen Valley International
When they leave
Austin time8:50a9:20pFirst departure 8:50 AM, last 9:20 PM
Three in the morning, 8:50 AM to 10:25 AM, then five in the afternoon, 12:55 PM to 3:50 PM, then four in the evening, 7:05 PM to 9:20 PM.
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Schedules last checked Sep 19, 2026. Times are local.
Flying from Austin to Harlingen
Southwest Airlines is the only airline flying nonstop from Austin to Harlingen, 2 to 3 times a day on the Boeing 737-700 and Boeing 737 MAX 8.
There are 2 or 3 flights every day of the week. The first arrival in Harlingen is at 10:00 AM and the last at 10:35 PM. The flight covers 275 miles.
Flying back, Harlingen to Austin has 19 nonstop flights a week.
Return flights
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Schedules as of Oct 9, 2026.