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Flight Reliability

AS 684 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 684 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

88%
Arrive within 15 minutes
3 min early
Average arrival delay
0.6%
Cancelled
8 min early
Median arrival delay

Based on 333 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon90%(52 flights)
  • Tue83%(52 flights)
  • Wed83%(40 flights)
  • Thu87%(53 flights)
  • Fri90%(52 flights)
  • Sat87%(30 flights)
  • Sun94%(52 flights)
On-time by departure window
  • 6–9 AM89%(166 flights)
  • 9 AM–12 PM85%(149 flights)
  • 12–3 PM100%(16 flights)
On-time trend by month
98%
May

Oct 83% → May 98% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
October 202583%12
November 202580%60
December 202579%58
January 202688%42
February 202688%50
March 202694%34
April 2026100%18
May 202698%56
Departures on time
89%
Diverted
0%
Flights flown
331
Months covered
9

Keep nerding

Based on 333 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.