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WanderNerd

Flight Reliability

AS 289 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 289 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
4 min
Average arrival delay
0.3%
Cancelled
5 min early
Median arrival delay

Based on 319 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon68%(47 flights)
  • Tue81%(42 flights)
  • Wed88%(41 flights)
  • Thu91%(42 flights)
  • Fri79%(47 flights)
  • Sat69%(51 flights)
  • Sun65%(48 flights)
On-time by departure window
  • 6–9 AM90%(80 flights)
  • 9 AM–12 PM71%(139 flights)
  • 12–3 PM86%(43 flights)
  • 3–6 PM(2 flights)
  • 6–9 PM63%(54 flights)
On-time trend by month
84%
May

Jun 93% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202593%30
July 202590%31
August 202590%31
September 202577%30
October 202548%31
November 202576%29
December 202571%31
January 202670%20
February 202661%23
March 202663%19
April 202692%12
May 202684%31
Departures on time
87%
Diverted
0%
Flights flown
318
Months covered
12

Based on 319 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.