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Flight Reliability

AS 2189 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 2189 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

76%
Arrive within 15 minutes
12 min
Average arrival delay
0.7%
Cancelled
1 min early
Median arrival delay

Based on 285 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon70%(40 flights)
  • Tue89%(36 flights)
  • Wed83%(36 flights)
  • Thu64%(44 flights)
  • Fri71%(41 flights)
  • Sat78%(40 flights)
  • Sun79%(43 flights)
On-time by departure window
  • 6–9 AM84%(147 flights)
  • 12–3 PM89%(26 flights)
  • 3–6 PM82%(34 flights)
  • 6–9 PM52%(73 flights)
On-time trend by month
55%
May

Jun 77% → May 55% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202577%30
July 202581%31
August 202584%31
September 202593%28
November 202591%21
December 202567%30
January 202683%30
February 202693%15
March 202629%14
April 202653%19
May 202655%22
Departures on time
74%
Diverted
1.1%
Flights flown
280
Months covered
12

Keep nerding

Based on 285 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.