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Flight Reliability

AS 2100 · Alaska Airlines

Seattle → PSC (SEA–PSC)90% of its flights flew this route. The rest (ANC–OTZ, OTZ–ANC) are included in these numbers.

73
Usually Fine
WanderNerd Reliability Score
85%
Arrive within 15 minutes
0 min
Average arrival delay
5.1%
Cancelled
4 min early
Median arrival delay

Based on 274 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

AS 2100 departing between 12–3 PM arrived on time 94% of the time, versus 74% between 6–9 PM.

Friday is doing you no favors.

AS 2100 arrived on time 95% of the time on Tuesdays and just 76% on Fridays. That gap is worth planning around.

A bit ahead of the Alaska Airlines network.

AS 2100 arrived on time 85% of the time, versus 80% across the Alaska Airlines network.

Keep a backup plan handy.

AS 2100 was cancelled 5.1% of the time. Typical for U.S. flights is around 1–2%.

The breakdown

On-time by weekday
  • Mon87%(38 flights)
  • Tue95%(38 flights)
  • Wed88%(40 flights)
  • Thu83%(36 flights)
  • Fri76%(37 flights)
  • Sat86%(29 flights)
  • Sun83%(42 flights)
On-time by departure window
  • 12–3 PM94%(35 flights)
  • 3–6 PM—(8 flights)
  • 6–9 PM74%(86 flights)
  • 9 PM–12 AM92%(131 flights)
On-time trend by month
83%
May

Jun 78% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%32
July 202580%25
August 202570%27
September 202597%29
November 202596%27
December 202572%29
March 202693%14
April 202697%29
May 202683%30
Departures on time
86%
Diverted
0%
Flights flown
260
Months covered
12

Same route, other flights

Keep nerding

Based on 274 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.