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WanderNerd

Flight Reliability

AS 2142 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 2142 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
1 min early
Average arrival delay
0.7%
Cancelled
5 min early
Median arrival delay

Based on 134 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(13 flights)
  • Tue75%(20 flights)
  • Wed82%(22 flights)
  • Thu89%(18 flights)
  • Fri80%(20 flights)
  • Sat100%(20 flights)
  • Sun90%(20 flights)
On-time by departure window
  • 6–9 AM94%(67 flights)
  • 9 AM–12 PM93%(14 flights)
  • 12–3 PM(2 flights)
  • 3–6 PM77%(31 flights)
  • 6–9 PM63%(19 flights)
On-time trend by month
65%
May

Jun 91% → May 65% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202591%11
August 202592%12
September 202593%30
November 2025100%10
April 2026100%14
May 202665%43
Departures on time
88%
Diverted
0%
Flights flown
133
Months covered
9

Based on 134 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.