Historical on-time performance
Harlingen to Austin
273 miData through May 2026Source: US DOT · BTS
Flights on HRL–AUS arrive on time 84% of the time over the last 12 months.
On-time rate84%arrived within 15 min
p90 delay25 min1 in 10 flights is worse (tail risk)
Cancelled0.2%of scheduled flights
based on 649 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time84%Medianon timep9025 minCancel0.2%Flights649
Why flights run late
Delay causes
- Airline26%
- Weather0%
- Air traffic (NAS)21%
- Late aircraft54%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline0%
- Weather0%
- Air traffic (NAS)100%
- Security0%
Most cancellations here are attributed to Air traffic (NAS). Shares are among 1 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly HRL → AUS
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 94% on time.
- Mornings94% on time · p90 on time · 753 flights
- Middays84% on time · p90 20 min · 403 flights
- Evenings73% on time · p90 45 min · 854 flights
- Afternoons71% on time · p90 40 min · 154 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 87% on time.
- Wednesdays87% on time · p90 20 min · 345 flights
- Tuesdays84% on time · p90 20 min · 344 flights
- Mondays83% on time · p90 30 min · 346 flights
- Sundays81% on time · p90 25 min · 248 flights
- Fridays80% on time · p90 30 min · 346 flights
- Thursdays79% on time · p90 35 min · 343 flights
- Saturdays79% on time · p90 25 min · 192 flights · limited
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