Historical on-time performance
Austin to Philadelphia
1,430 miData through May 2026Source: US DOT · BTS
Flights on AUS–PHL arrive on time 72% of the time over the last 12 months.
On-time rate72%arrived within 15 min
p90 delay80 min1 in 10 flights is worse (tail risk)
Cancelled2.4%of scheduled flights
based on 1,138 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- American AirlinesOn-time72%Medianon timep9080 minCancel2.4%Flights1,138
Why flights run late
Delay causes
- Airline54%
- Weather6%
- Air traffic (NAS)5%
- Late aircraft34%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline26%
- Weather74%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 27 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 AUS → PHL
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 — 84% on time.
- Mornings84% on time · p90 30 min · 1,151 flights
- Middays69% on time · p90 80 min · 1,169 flights
- Afternoons67% on time · p90 95 min · 696 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 81% on time.
- Saturdays81% on time · p90 35 min · 326 flights
- Wednesdays78% on time · p90 60 min · 421 flights
- Tuesdays77% on time · p90 65 min · 423 flights
- Thursdays74% on time · p90 70 min · 480 flights
- Fridays72% on time · p90 85 min · 466 flights
- Mondays72% on time · p90 80 min · 476 flights
- Sundays69% on time · p90 85 min · 489 flights
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