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Flight Reliability

AS 739 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 739 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

86%
Arrive within 15 minutes
6 min early
Average arrival delay
0%
Cancelled
10 min early
Median arrival delay

Based on 263 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon82%(38 flights)
  • Tue87%(37 flights)
  • Wed90%(38 flights)
  • Thu92%(37 flights)
  • Fri87%(37 flights)
  • Sat87%(37 flights)
  • Sun80%(39 flights)
On-time by departure window
  • 6–9 AM85%(149 flights)
  • 9 AM–12 PM90%(68 flights)
  • 12–3 PM94%(35 flights)
  • 3–6 PM55%(11 flights)
On-time trend by month
94%
May

Jun 80% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%30
July 202587%31
August 202589%18
November 202587%30
December 202584%31
January 202687%31
February 202655%11
March 202686%14
April 2026100%30
May 202694%31
Departures on time
88%
Diverted
0%
Flights flown
263
Months covered
11

Keep nerding

Based on 263 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.