Historical on-time performance
Anchorage to San Francisco
Flights on ANC–SFO arrive on time 82% of the time over the last 12 months.
based on 232 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.
- Alaska AirlinesOn-time83%Medianon timep9025 minCancel0.0%Flights135
- United AirlinesOn-time80%Medianon timep9035 minCancel0.0%Flights97
Why flights run late
Delay causes
- Airline38%
- Weather0%
- Air traffic (NAS)16%
- Late aircraft45%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline100%
- Weather0%
- Air traffic (NAS)0%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 6 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 ANC → SFO
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Middays are the most reliable time of day to fly this route — 84% on time.
- Middays84% on time · p90 25 min · 328 flights
- Afternoons78% on time · p90 35 min · 400 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 79% to 84% on time.
- Wednesdays84% on time · p90 30 min · 102 flights · limited
- Thursdays83% on time · p90 25 min · 106 flights · limited
- Saturdays83% on time · p90 20 min · 151 flights · limited
- Sundays80% on time · p90 35 min · 109 flights · limited
- Mondays80% on time · p90 30 min · 104 flights · limited
- Tuesdays79% on time · p90 30 min · 101 flights · limited
- Fridays79% on time · p90 30 min · 107 flights · limited
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