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Flight Reliability

AS 39 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 39 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

87%
Arrive within 15 minutes
5 min early
Average arrival delay
0%
Cancelled
10 min early
Median arrival delay

Based on 87 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon—(2 flights)
  • Tue92%(13 flights)
  • Wed—(4 flights)
  • Thu93%(14 flights)
  • Fri77%(13 flights)
  • Sat82%(27 flights)
  • Sun93%(14 flights)
On-time by departure window
  • 6–9 AM96%(48 flights)
  • 6–9 PM84%(19 flights)
  • 9 PM–12 AM70%(20 flights)
On-time trend by month
100%
May

Dec 81% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
December 202581%16
April 2026100%17
May 2026100%18
Departures on time
81%
Diverted
0%
Flights flown
87
Months covered
9

Keep nerding

Based on 87 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.