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Flight Reliability

AS 1019 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 1019 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

80%
Arrive within 15 minutes
8 min
Average arrival delay
0.4%
Cancelled
2 min
Median arrival delay

Based on 266 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon83%(42 flights)
  • Tue83%(42 flights)
  • Wed85%(41 flights)
  • Thu70%(43 flights)
  • Fri71%(42 flights)
  • Sat91%(33 flights)
  • Sun73%(22 flights)
On-time by departure window
  • 6–9 AM83%(130 flights)
  • 3–6 PM76%(135 flights)
On-time trend by month
92%
May

Jun 74% → May 92% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202574%27
July 202577%26
August 202579%28
September 202583%29
October 202568%25
January 202682%27
February 202688%24
March 202673%26
April 202682%27
May 202692%26
Departures on time
85%
Diverted
0%
Flights flown
265
Months covered
10

Keep nerding

Based on 266 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.