BTS DATA COMPLETE THROUGH JUNE 2026HISTORICAL ODDS · NOT LIVE FLIGHT STATUS
DelayOddsKnow the route before you book
AUS→HRL

Austin, TX (AUS) to Harlingen/San Benito, TX (HRL) flight delay odds

73.6% of 677 official scheduled AUS-to-HRL flights arrived on time; 18.0% arrived at least 30 minutes late and 0.1% were cancelled during July 2025–June 2026.

Source: U.S. Bureau of Transportation Statistics · Reporting window: July 2025–June 2026 · Updated September 16, 2026

HISTORICAL ROUTE SIGNALGenerally reliable
73.6%arrived on time
18.0%30+ min late
0.1%cancelled
677scheduled flights
Based on July 2025–June 2026; on time means arrival less than 15 minutes late.
60+ minutes late9.9%all scheduled flights
120+ minutes late3.5%all scheduled flights
Diverted0.0%did not reach as scheduled
Average arrival+10.2 mincompleted flights

Which departure time was most reliable for AUS to HRL?

Among qualifying AUS-to-HRL departure window results, Late morning had the highest on-time rate: 92.3% of 271 flights. Night was lowest at 51.7% across 89 flights.

Departure windowFlightsOn time30+ minCancelled
Late morning27192.3%3.7%0.4%
Afternoon4468.2%25.0%0.0%
Evening26061.9%27.7%0.0%
Night8951.7%30.3%0.0%

Which weekday was most reliable for AUS to HRL?

Among qualifying AUS-to-HRL weekday results, Tuesday had the highest on-time rate: 84.5% of 110 flights. Saturday was lowest at 64.3% across 56 flights.

DayFlightsOn time30+ minCancelled
Monday10872.2%18.5%0.9%
Tuesday11084.5%10.9%0.0%
Wednesday10777.6%14.0%0.0%
Thursday10767.3%23.4%0.0%
Friday10775.7%16.8%0.0%
Saturday5664.3%25.0%0.0%
Sunday8267.1%22.0%0.0%

Which airline was most reliable for AUS to HRL?

Only Southwest Airlines met the AUS-to-HRL airline threshold: 73.6% of 677 scheduled flights arrived on time during July 2025–June 2026.

AirlineFlightsOn time30+ minCancelled
Southwest Airlines67773.6%18.0%0.1%

Which month was most reliable for AUS to HRL?

Among qualifying AUS-to-HRL month results, September 2025 had the highest on-time rate: 88.5% of 52 flights. July 2025 was lowest at 55.6% across 54 flights.

MonthFlightsOn time30+ minCancelled
July 20255455.6%31.5%0.0%
August 20255286.5%5.8%0.0%
September 20255288.5%5.8%0.0%
October 20255381.1%17.0%0.0%
November 20255468.5%22.2%0.0%
December 20255877.6%15.5%0.0%
January 20265780.7%12.3%1.8%
February 20265276.9%13.5%0.0%
March 20265472.2%25.9%0.0%
April 20265574.5%12.7%0.0%
May 20265763.2%24.6%0.0%
June 20267963.3%25.3%0.0%

What drove AUS to HRL delay minutes?

Late aircraft was the largest recorded AUS-to-HRL delay category, accounting for 68.8% of 11,078 BTS-attributed delay minutes during July 2025–June 2026.

Airline25.0%
Late aircraft68.8%
National airspace4.1%
Weather1.8%
Security0.4%
This is historical evidence, not a forecast.

Weather, schedules and operations change. For a trip you have already booked, use the airline or airport for live status.