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Flight Reliability

AS 2347 · Alaska Airlines

Boise → Seattle (BOI–SEA)88% of its flights flew this route. The rest (PHX–SAN, LAX–PAE) are included in these numbers.

61
A Little Dicey
WanderNerd Reliability Score
58%
Arrive within 15 minutes
16 min
Average arrival delay
0.6%
Cancelled
10 min
Median arrival delay

Based on 314 historical flights. Data through May 2026.

What the data says

The 6–9 AM departure wins.

AS 2347 departing between 6–9 AM arrived on time 85% of the time, versus 55% between 9 AM–12 PM.

Friday is doing you no favors.

AS 2347 arrived on time 67% of the time on Saturdays and just 48% on Fridays. That gap is worth planning around.

Well behind the BOI–SEA route.

AS 2347 arrived on time 58% of the time, versus 82% across the BOI–SEA route.

Well behind the Alaska Airlines network.

AS 2347 arrived on time 58% of the time, versus 80% across the Alaska Airlines network.

The breakdown

On-time by weekday
  • Mon62%(45 flights)
  • Tue62%(45 flights)
  • Wed61%(43 flights)
  • Thu48%(44 flights)
  • Fri48%(44 flights)
  • Sat67%(46 flights)
  • Sun60%(45 flights)
On-time by departure window
  • 6–9 AM85%(34 flights)
  • 9 AM–12 PM55%(275 flights)
  • 6–9 PM—(3 flights)
On-time trend by month
60%
May

Jun 73% → May 60% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202573%30
July 202568%31
August 202563%30
September 202547%30
October 202558%31
November 202553%30
December 202555%31
January 202672%29
February 2026100%11
March 202664%14
April 202617%30
May 202660%15
Departures on time
74%
Diverted
0%
Flights flown
312
Months covered
12

Same route, other flights

Keep nerding

Based on 314 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.