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Flight Reliability

AS 233 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 233 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

84%
Arrive within 15 minutes
2 min early
Average arrival delay
3.3%
Cancelled
11 min early
Median arrival delay

Based on 242 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon91%(34 flights)
  • Tue94%(31 flights)
  • Wed76%(33 flights)
  • Thu90%(31 flights)
  • Fri83%(35 flights)
  • Sat80%(35 flights)
  • Sun78%(32 flights)
On-time by departure window
  • 6–9 AM85%(128 flights)
  • 9 AM–12 PM44%(18 flights)
  • 12–3 PM94%(36 flights)
  • 6–9 PM90%(49 flights)
On-time trend by month
62%
May

Jun 71% → May 62% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202571%17
July 202579%24
August 202578%18
December 2025100%15
January 202693%30
February 202689%28
March 202690%31
April 202697%30
May 202662%29
Departures on time
85%
Diverted
1.2%
Flights flown
231
Months covered
10

Keep nerding

Based on 242 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.