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Flight Reliability

AS 2352 · Alaska Airlines

Boise → Seattle (BOI–SEA)92% of its flights flew this route. The rest (SEA–BOI) are included in these numbers.

66
Usually Fine
WanderNerd Reliability Score
68%
Arrive within 15 minutes
13 min
Average arrival delay
2.2%
Cancelled
0 min
Median arrival delay

Based on 228 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

AS 2352 departing between 3–6 PM arrived on time 74% of the time, versus 53% between 9 PM–12 AM.

Skip Thursday if you can.

AS 2352 arrived on time 74% of the time on Wednesdays. On Thursdays: 64%.

Lagging the BOI–SEA route.

AS 2352 arrived on time 68% of the time, versus 82% across the BOI–SEA route.

Lagging the Alaska Airlines network.

AS 2352 arrived on time 68% of the time, versus 80% across the Alaska Airlines network.

The breakdown

On-time by weekday
  • Mon68%(37 flights)
  • Tue69%(29 flights)
  • Wed74%(27 flights)
  • Thu64%(36 flights)
  • Fri67%(33 flights)
  • Sat70%(27 flights)
  • Sun68%(34 flights)
On-time by departure window
  • 3–6 PM74%(19 flights)
  • 6–9 PM70%(174 flights)
  • 9 PM–12 AM53%(30 flights)
On-time trend by month
74%
May

Jun 75% → May 74% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202575%28
July 202570%30
August 202537%19
November 202556%18
December 202571%31
March 202685%20
April 202655%29
May 202674%31
Departures on time
70%
Diverted
0%
Flights flown
223
Months covered
11

Same route, other flights

Keep nerding

Based on 228 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.