Historical on-time performance
Portland to Austin
1,715 miData through Dec 2025Source: US DOT · BTS
Flights on PDX–AUS arrive on time 80% of the time over the last 12 months.
On-time rate80%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.8%of scheduled flights
based on 484 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Alaska AirlinesOn-time80%Medianon timep9030 minCancel0.8%Flights484
Why flights run late
Delay causes
- Airline23%
- Weather0%
- Air traffic (NAS)31%
- Late aircraft46%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly PDX → AUS
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 71% to 76% on time.
- Evenings76% on time · p90 45 min · 500 flights
- Middays71% on time · p90 40 min · 683 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 67% to 80% on time.
- Tuesdays80% on time · p90 30 min · 167 flights · limited
- Wednesdays76% on time · p90 30 min · 171 flights · limited
- Fridays76% on time · p90 40 min · 186 flights · limited
- Saturdays76% on time · p90 45 min · 172 flights · limited
- Mondays74% on time · p90 40 min · 182 flights · limited
- Sundays72% on time · p90 45 min · 186 flights · limited
- Thursdays67% on time · p90 50 min · 184 flights · limited
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