Historical on-time performance
Santa Rosa to Seattle
Flights on STS–SEA arrive on time 70% of the time over the last 12 months.
based on 348 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Not enough comparable data to name a most-on-time carrier — low-data carriers aren't ranked.
- SkyWest AirlinesOn-time79%Median5 minp9060 minCancel1.6%Flights61
- Alaska AirlinesOn-time69%Medianon timep9050 minCancel0.7%Flights287
Why flights run late
Delay causes
- Airline19%
- Weather0%
- Air traffic (NAS)34%
- Late aircraft46%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline67%
- Weather0%
- Air traffic (NAS)33%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 3 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 STS → SEA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 38% to 86% on time.
- Middays86% on time · p90 20 min · 191 flights · limited
- Mornings80% on time · p90 30 min · 290 flights
- Afternoons76% on time · p90 35 min · 596 flights
- Evenings70% on time · p90 60 min · 213 flights
- Overnights38% on time · p90 80 min · 126 flights · limited
Best day of week
On-time rates are fairly even by day on this route — ranging from 66% to 81% on time.
- Saturdays81% on time · p90 40 min · 183 flights · limited
- Wednesdays79% on time · p90 40 min · 186 flights · limited
- Fridays76% on time · p90 40 min · 215 flights
- Tuesdays75% on time · p90 30 min · 188 flights · limited
- Thursdays72% on time · p90 45 min · 212 flights
- Sundays69% on time · p90 50 min · 216 flights
- Mondays66% on time · p90 60 min · 216 flights
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