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WanderNerd

Flight Reliability

AS 109 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 109 moved between routes during this period. Numbers below combine all of them, so treat them as background, not a verdict. For a cleaner answer, check the route you are actually flying.

Combined across all its routes

82%
Arrive within 15 minutes
2 min
Average arrival delay
0%
Cancelled
3 min early
Median arrival delay

Based on 340 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon80%(50 flights)
  • Tue74%(46 flights)
  • Wed82%(50 flights)
  • Thu82%(50 flights)
  • Fri84%(49 flights)
  • Sat82%(45 flights)
  • Sun90%(48 flights)
On-time by departure window
  • 6–9 AM70%(40 flights)
  • 9 AM–12 PM84%(127 flights)
  • 12–3 PM100%(11 flights)
  • 3–6 PM88%(92 flights)
  • 9 PM–12 AM74%(68 flights)
On-time trend by month
100%
Apr

Jun 80% → Apr 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%30
July 202580%30
August 202581%41
September 202578%60
October 202581%62
November 202592%39
December 202577%34
March 202688%16
April 2026100%21
Departures on time
87%
Diverted
0.6%
Flights flown
338
Months covered
10

Based on 340 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.