Historical on-time performance
Austin to Philadelphia
1,430 miData through Dec 2025Source: 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)
Cancelled1.9%of scheduled flights
based on 1,080 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 minCancel1.9%Flights1,080
Why flights run late
Delay causes
- Airline45%
- Weather5%
- Air traffic (NAS)6%
- Late aircraft44%
- Security0%
Most delay minutes here are attributed to Airline.
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 (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 83% on time.
- Mornings83% on time · p90 40 min · 1,151 flights
- Middays69% on time · p90 80 min · 1,054 flights
- Afternoons67% on time · p90 100 min · 707 flights
- Evenings66% on time · p90 90 min · 68 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 69% to 79% on time.
- Saturdays79% on time · p90 50 min · 325 flights
- Wednesdays78% on time · p90 65 min · 412 flights
- Tuesdays78% on time · p90 55 min · 414 flights
- Mondays73% on time · p90 80 min · 459 flights
- Thursdays73% on time · p90 80 min · 458 flights
- Fridays71% on time · p90 90 min · 443 flights
- Sundays69% on time · p90 85 min · 469 flights
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