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Flight Reliability

AS 485 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 485 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

80%
Arrive within 15 minutes
1 min
Average arrival delay
0.9%
Cancelled
8 min early
Median arrival delay

Based on 334 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon69%(48 flights)
  • Tue82%(45 flights)
  • Wed87%(47 flights)
  • Thu82%(45 flights)
  • Fri78%(49 flights)
  • Sat88%(48 flights)
  • Sun78%(49 flights)
On-time by departure window
  • 6–9 AM96%(101 flights)
  • 9 AM–12 PM91%(55 flights)
  • 6–9 PM68%(175 flights)
On-time trend by month
97%
May

Jun 63% → May 97% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%30
July 202553%30
August 202571%31
September 202587%30
October 202567%24
December 202570%30
January 202697%30
February 202693%28
March 202694%31
April 202690%29
May 202697%29
Departures on time
80%
Diverted
0%
Flights flown
331
Months covered
12

Keep nerding

Based on 334 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.