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Flight Reliability

AS 2101 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 2101 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

91%
Arrive within 15 minutes
3 min early
Average arrival delay
1.7%
Cancelled
8 min early
Median arrival delay

Based on 297 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon90%(40 flights)
  • Tue98%(45 flights)
  • Wed89%(46 flights)
  • Thu95%(38 flights)
  • Fri85%(39 flights)
  • Sat91%(42 flights)
  • Sun88%(41 flights)
On-time by departure window
  • 6–9 AM92%(254 flights)
  • 12–3 PM73%(11 flights)
  • 6–9 PM89%(26 flights)
On-time trend by month
100%
May

Jun 78% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%40
July 202577%31
August 202597%31
September 202597%30
November 202586%29
December 202593%30
January 202693%14
March 202693%14
April 2026100%29
May 2026100%30
Departures on time
91%
Diverted
0.3%
Flights flown
291
Months covered
12

Keep nerding

Based on 297 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.