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Flight Reliability

AS 515 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 515 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

76%
Arrive within 15 minutes
10 min
Average arrival delay
1.1%
Cancelled
3 min early
Median arrival delay

Based on 184 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon67%(27 flights)
  • Tue80%(25 flights)
  • Wed80%(25 flights)
  • Thu77%(26 flights)
  • Fri73%(26 flights)
  • Sat84%(25 flights)
  • Sun75%(28 flights)
On-time by departure window
  • 6–9 AM71%(52 flights)
  • 12–3 PM89%(36 flights)
  • 3–6 PM75%(94 flights)
On-time trend by month
85%
May

Jun 64% → May 85% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202564%11
November 202552%29
December 202594%31
January 202664%28
February 202655%11
March 2026100%15
April 202685%26
May 202685%26
Departures on time
76%
Diverted
0%
Flights flown
182
Months covered
9

Keep nerding

Based on 184 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.