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Flight Reliability

AS 2135 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 2135 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

85%
Arrive within 15 minutes
2 min early
Average arrival delay
0%
Cancelled
9 min early
Median arrival delay

Based on 235 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon84%(32 flights)
  • Tue97%(36 flights)
  • Wed85%(34 flights)
  • Thu88%(34 flights)
  • Fri75%(32 flights)
  • Sat79%(33 flights)
  • Sun85%(33 flights)
On-time by departure window
  • 6–9 AM85%(233 flights)
  • 12–3 PM—(1 flights)
On-time trend by month
94%
Mar

Jun 90% → Mar 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%29
July 2025100%31
August 202587%31
September 202540%30
November 202591%21
December 202590%30
February 202694%17
March 202694%17
Departures on time
90%
Diverted
0.4%
Flights flown
234
Months covered
12

Keep nerding

Based on 235 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.