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Flight Reliability

AS 2188 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 2188 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

77%
Arrive within 15 minutes
10 min
Average arrival delay
0.5%
Cancelled
1 min early
Median arrival delay

Based on 189 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon77%(26 flights)
  • Tue84%(25 flights)
  • Wed86%(29 flights)
  • Thu68%(28 flights)
  • Fri67%(27 flights)
  • Sat80%(25 flights)
  • Sun75%(28 flights)
On-time by departure window
  • 12–3 PM82%(108 flights)
  • 3–6 PM—(1 flights)
  • 6–9 PM68%(79 flights)
On-time trend by month
39%
May

Jun 90% → May 39% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%30
July 202574%31
August 202577%31
September 202587%30
November 202588%17
May 202639%28
Departures on time
79%
Diverted
0%
Flights flown
188
Months covered
10

Keep nerding

Based on 189 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.