Historical on-time performance
Detroit to Austin
1,149 miData through May 2026Source: US DOT · BTS
Flights on DTW–AUS arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 1,283 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesOn-time78%Medianon timep9040 minCancel1.2%Flights1,283
Why flights run late
Delay causes
- Airline47%
- Weather3%
- Air traffic (NAS)31%
- Late aircraft19%
- Security0%
Most delay minutes here are attributed to Airline.
When flights don't go
Why flights were cancelled
- Airline67%
- Weather33%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 15 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 DTW → 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 — 84% on time.
- Mornings84% on time · p90 20 min · 1,115 flights
- Middays77% on time · p90 35 min · 903 flights
- Overnights73% on time · p90 50 min · 843 flights
- Evenings72% on time · p90 50 min · 197 flights · limited
- Afternoons70% on time · p90 50 min · 928 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 72% to 81% on time.
- Tuesdays81% on time · p90 25 min · 574 flights
- Wednesdays80% on time · p90 30 min · 572 flights
- Saturdays79% on time · p90 45 min · 465 flights
- Fridays75% on time · p90 45 min · 600 flights
- Mondays74% on time · p90 45 min · 597 flights
- Thursdays74% on time · p90 45 min · 589 flights
- Sundays72% on time · p90 50 min · 589 flights
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