Historical on-time performance
Newark to Austin
1,504 miData through May 2026Source: US DOT · BTS
Flights on EWR–AUS arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay55 min1 in 10 flights is worse (tail risk)
Cancelled2.4%of scheduled flights
based on 1,923 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time78%Medianon timep9045 minCancel1.7%Flights1,700
- Spirit AirlinesOn-time57%Medianon timep9090 minCancel7.6%Flights223
Why flights run late
Delay causes
- Airline28%
- Weather7%
- Air traffic (NAS)25%
- Late aircraft39%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline22%
- Weather59%
- Air traffic (NAS)20%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 46 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 EWR → 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 — 85% on time.
- Mornings85% on time · p90 20 min · 1,450 flights
- Middays80% on time · p90 35 min · 1,576 flights
- Evenings69% on time · p90 85 min · 912 flights
- Afternoons69% on time · p90 85 min · 1,127 flights
- Overnights63% on time · p90 80 min · 877 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 80% on time.
- Tuesdays80% on time · p90 35 min · 866 flights
- Wednesdays79% on time · p90 40 min · 862 flights
- Mondays76% on time · p90 50 min · 887 flights
- Saturdays74% on time · p90 65 min · 722 flights
- Fridays73% on time · p90 60 min · 878 flights
- Thursdays72% on time · p90 60 min · 888 flights
- Sundays70% on time · p90 70 min · 839 flights
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