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Flight Reliability

AS 734 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 734 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

71%
Arrive within 15 minutes
4 min
Average arrival delay
0.9%
Cancelled
4 min early
Median arrival delay

Based on 348 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon64%(50 flights)
  • Tue74%(50 flights)
  • Wed71%(49 flights)
  • Thu65%(51 flights)
  • Fri68%(50 flights)
  • Sat82%(45 flights)
  • Sun72%(50 flights)
On-time by departure window
  • 6–9 AM88%(34 flights)
  • 9 AM–12 PM72%(75 flights)
  • 3–6 PM68%(236 flights)
On-time trend by month
84%
May

Jun 58% → May 84% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202558%19
July 202548%31
August 202550%30
September 202570%30
October 202585%26
November 202583%29
December 202557%30
January 202650%30
February 202679%28
March 202687%31
April 202697%30
May 202684%31
Departures on time
75%
Diverted
0%
Flights flown
345
Months covered
12

Keep nerding

Based on 348 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.