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Flight Reliability

AS 3463 · Alaska Airlines

San Diego → San Francisco (SAN–SFO)99% of its flights flew this route. The rest (SEA–LAS) are included in these numbers.

64
A Little Dicey
WanderNerd Reliability Score
77%
Arrive within 15 minutes
7 min
Average arrival delay
0.8%
Cancelled
11 min early
Median arrival delay

Based on 249 historical flights. Data through May 2026.

What the data says

Sunday scaries are real for this one.

AS 3463 arrived on time 84% of the time on Fridays and just 68% on Sundays. That gap is worth planning around.

Better than the SAN–SFO route average.

AS 3463 arrived on time 77% of the time, versus 68% across the SAN–SFO route.

A bit behind the Alaska Airlines network.

AS 3463 arrived on time 77% of the time, versus 80% across the Alaska Airlines network.

Recent months have been rougher.

AS 3463 arrived on time 46% of the time over the last three months in the data, compared with 88% in the three months before that.

The breakdown

On-time by weekday
  • Mon78%(37 flights)
  • Tue79%(38 flights)
  • Wed77%(30 flights)
  • Thu77%(35 flights)
  • Fri84%(38 flights)
  • Sat75%(20 flights)
  • Sun68%(38 flights)
On-time by departure window
  • 6–9 AM77%(234 flights)
  • 9 AM–12 PM—(2 flights)
On-time trend by month
12%
May

Jun 100% → May 12% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 2025100%27
July 202596%27
August 202589%28
September 202593%29
November 202595%19
December 202577%17
January 202695%19
April 202632%25
May 202612%25
Departures on time
79%
Diverted
4.4%
Flights flown
236
Months covered
12

Same route, other flights

Keep nerding

Based on 249 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.