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Flight Reliability

AS 900 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 900 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

72%
Arrive within 15 minutes
11 min
Average arrival delay
1.5%
Cancelled
3 min
Median arrival delay

Based on 268 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon62%(26 flights)
  • Tue74%(35 flights)
  • Wed70%(40 flights)
  • Thu75%(40 flights)
  • Fri75%(40 flights)
  • Sat74%(42 flights)
  • Sun71%(41 flights)
On-time by departure window
  • 9 AM–12 PM68%(133 flights)
  • 9 PM–12 AM76%(131 flights)
On-time trend by month
65%
May

Jun 74% → May 65% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202574%19
July 202559%29
August 202558%31
September 202572%29
October 202580%25
January 202678%27
February 2026100%21
March 202680%25
April 202667%27
May 202665%31
Departures on time
69%
Diverted
0%
Flights flown
264
Months covered
10

Keep nerding

Based on 268 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.