Historical on-time performance
Salt Lake City to Austin
Flights on SLC–AUS arrive on time 81% of the time over the last 12 months.
based on 1,561 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- SkyWest AirlinesOn-time90%Medianon timep9010 minCancel0.0%Flights31
- Delta Air LinesOn-time81%Medianon timep9035 minCancel0.6%Flights1,087
- Southwest AirlinesOn-time80%Medianon timep9030 minCancel0.7%Flights443
Why flights run late
Delay causes
- Airline50%
- Weather2%
- Air traffic (NAS)20%
- Late aircraft27%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline44%
- Weather33%
- Air traffic (NAS)22%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 9 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 SLC → 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 — 87% on time.
- Mornings87% on time · p90 20 min · 1,388 flights
- Middays79% on time · p90 35 min · 1,711 flights
- Evenings78% on time · p90 45 min · 1,212 flights
- Overnights78% on time · p90 35 min · 505 flights
- Afternoons68% on time · p90 45 min · 408 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 77% to 84% on time.
- Wednesdays84% on time · p90 25 min · 759 flights
- Tuesdays83% on time · p90 25 min · 729 flights
- Saturdays81% on time · p90 35 min · 630 flights
- Mondays79% on time · p90 35 min · 755 flights
- Fridays79% on time · p90 40 min · 797 flights
- Thursdays78% on time · p90 35 min · 786 flights
- Sundays77% on time · p90 40 min · 768 flights
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