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WanderNerd

Flight Reliability

AS 3402 · Alaska Airlines

FAT → San Diego (FATSAN)

86
Pretty Reliable
WanderNerd Reliability Score
93%
Arrive within 15 minutes
3 min early
Average arrival delay
2.2%
Cancelled
8 min early
Median arrival delay

Based on 359 historical flights. Data through May 2026.

What the data says

Saturday is the weak spot.

AS 3402 arrived on time 100% of the time on Mondays. On Saturdays: 86%.

Well ahead of the FAT–SAN route.

AS 3402 arrived on time 93% of the time, versus 78% across the FAT–SAN route.

Better than the Alaska Airlines network average.

AS 3402 arrived on time 93% of the time, versus 80% across the Alaska Airlines network.

The breakdown

On-time by weekday
  • Mon100%(51 flights)
  • Tue93%(45 flights)
  • Wed98%(49 flights)
  • Thu96%(50 flights)
  • Fri88%(50 flights)
  • Sat86%(50 flights)
  • Sun88%(51 flights)
On-time trend by month
90%
May

Jun 97% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%30
July 202593%30
August 202586%29
September 202597%29
October 202594%31
November 202587%30
December 202590%29
January 202692%24
February 2026100%25
March 202693%30
April 202697%29
May 202690%30
Departures on time
98%
Diverted
1.4%
Flights flown
346
Months covered
12

Based on 359 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.