Skip to content
WanderNerd

Flight Reliability

AS 529 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 529 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
4 min early
Average arrival delay
0%
Cancelled
10 min early
Median arrival delay

Based on 135 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon95%(20 flights)
  • Tue90%(19 flights)
  • Wed78%(18 flights)
  • Thu91%(21 flights)
  • Fri77%(17 flights)
  • Sat100%(21 flights)
  • Sun79%(19 flights)
On-time by departure window
  • 6–9 AM(1 flights)
  • 9 AM–12 PM79%(52 flights)
  • 12–3 PM(9 flights)
  • 3–6 PM93%(56 flights)
  • 6–9 PM94%(17 flights)
On-time trend by month
84%
May

Oct 94% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
October 202594%16
November 202590%10
December 202547%15
January 202697%31
February 2026100%11
May 202684%31
Departures on time
84%
Diverted
0%
Flights flown
135
Months covered
9

Based on 135 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.