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WanderNerd

Flight Reliability

AS 3321 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 3321 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
10 min
Average arrival delay
1.0%
Cancelled
3 min early
Median arrival delay

Based on 197 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon78%(27 flights)
  • Tue58%(19 flights)
  • Wed84%(32 flights)
  • Thu96%(25 flights)
  • Fri85%(26 flights)
  • Sat74%(31 flights)
  • Sun80%(35 flights)
On-time by departure window
  • 9 AM–12 PM79%(141 flights)
  • 12–3 PM83%(40 flights)
  • 3–6 PM86%(14 flights)
On-time trend by month
60%
Feb

Jun 72% → Feb 60% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202572%25
July 202577%31
August 202577%31
September 202579%29
October 202595%19
November 202580%10
December 202577%22
January 2026100%13
February 202660%10
Departures on time
83%
Diverted
0%
Flights flown
195
Months covered
11

Based on 197 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.