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WanderNerd

Flight Reliability

AS 1118 · Alaska Airlines

This number covered several routes in this period.

One number, several routes.

Airlines reuse flight numbers, and AS 1118 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

75%
Arrive within 15 minutes
9 min
Average arrival delay
4.9%
Cancelled
4 min
Median arrival delay

Based on 247 historical flights. Data through May 2026.

The breakdown

On-time by weekday
  • Mon79%(34 flights)
  • Tue70%(27 flights)
  • Wed73%(26 flights)
  • Thu78%(37 flights)
  • Fri70%(37 flights)
  • Sat70%(37 flights)
  • Sun84%(37 flights)
On-time by departure window
  • 9 AM–12 PM84%(44 flights)
  • 12–3 PM69%(84 flights)
  • 3–6 PM77%(107 flights)
On-time trend by month
80%
May

Jun 63% → May 80% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202563%19
July 202580%30
August 202560%30
September 202593%29
January 202666%29
February 202674%27
March 202678%23
April 202685%20
May 202680%25
Departures on time
76%
Diverted
0%
Flights flown
235
Months covered
10

Based on 247 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.