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Flight Reliability

AS 3438 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 3438 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

77%
Arrive within 15 minutes
11 min
Average arrival delay
0%
Cancelled
0 min
Median arrival delay

Based on 278 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon90%(40 flights)
  • Tue68%(40 flights)
  • Wed90%(40 flights)
  • Thu81%(37 flights)
  • Fri76%(41 flights)
  • Sat61%(36 flights)
  • Sun74%(43 flights)
On-time by departure window
  • 9 AM–12 PM90%(10 flights)
  • 12–3 PM81%(128 flights)
  • 3–6 PM73%(139 flights)
On-time trend by month
74%
May

Jun 67% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202567%58
July 202587%62
August 202574%38
October 202577%44
March 202692%12
April 202677%13
May 202674%38
Departures on time
78%
Diverted
0.4%
Flights flown
277
Months covered
10

Keep nerding

Based on 278 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.