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Flight Reliability

AS 455 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 455 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

73%
Arrive within 15 minutes
8 min
Average arrival delay
1.5%
Cancelled
0 min
Median arrival delay

Based on 263 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(43 flights)
  • Tue68%(34 flights)
  • Wed79%(34 flights)
  • Thu73%(40 flights)
  • Fri74%(39 flights)
  • Sat68%(34 flights)
  • Sun71%(35 flights)
On-time by departure window
  • 12–3 PM83%(157 flights)
  • 6–9 PM84%(25 flights)
  • 9 PM–12 AM51%(77 flights)
On-time trend by month
86%
May

Jun 43% → May 86% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202543%30
July 202562%29
August 202544%18
November 202587%23
December 202571%28
January 202681%31
February 202696%28
March 202677%26
April 202684%19
May 202686%22
Departures on time
71%
Diverted
0%
Flights flown
259
Months covered
11

Keep nerding

Based on 263 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.