Historical on-time performance
Austin to Sacramento
1,481 miData through Dec 2025Source: US DOT · BTS
Flights on AUS–SMF arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.9%of scheduled flights
based on 551 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time77%Medianon timep9045 minCancel0.9%Flights551
Why flights run late
Delay causes
- Airline23%
- Weather1%
- Air traffic (NAS)3%
- Late aircraft72%
- 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 AUS → SMF
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 — 87% on time.
- Mornings87% on time · p90 15 min · 550 flights
- Middays78% on time · p90 30 min · 369 flights
- Evenings65% on time · p90 60 min · 265 flights
- Afternoons63% on time · p90 35 min · 306 flights
- Overnights58% on time · p90 75 min · 291 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 75% on time.
- Tuesdays75% on time · p90 35 min · 247 flights
- Sundays74% on time · p90 40 min · 257 flights
- Wednesdays73% on time · p90 40 min · 246 flights
- Fridays73% on time · p90 40 min · 274 flights
- Thursdays72% on time · p90 40 min · 270 flights
- Mondays72% on time · p90 40 min · 272 flights
- Saturdays71% on time · p90 50 min · 215 flights
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