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Flight Reliability

AS 2241 · Alaska Airlines

Portland → Seattle (PDX–SEA)

82
Pretty Reliable
WanderNerd Reliability Score
76%
Arrive within 15 minutes
11 min
Average arrival delay
0.4%
Cancelled
0 min
Median arrival delay

Based on 247 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

AS 2241 departing between 3–6 PM arrived on time 77% of the time, versus 68% between 6–9 PM.

Mondays have been rough.

AS 2241 arrived on time 84% of the time on Fridays and just 68% on Mondays. That gap is worth planning around.

Lagging the PDX–SEA route.

AS 2241 arrived on time 76% of the time, versus 84% across the PDX–SEA route.

A bit behind the Alaska Airlines network.

AS 2241 arrived on time 76% of the time, versus 80% across the Alaska Airlines network.

The breakdown

On-time by weekday
  • Mon68%(37 flights)
  • Tue74%(35 flights)
  • Wed79%(34 flights)
  • Thu69%(36 flights)
  • Fri84%(37 flights)
  • Sat83%(30 flights)
  • Sun73%(37 flights)
On-time by departure window
  • 3–6 PM77%(206 flights)
  • 6–9 PM68%(40 flights)
On-time trend by month
60%
May

Jun 50% → May 60% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202550%18
July 202568%31
August 202587%30
September 202580%30
October 202572%25
December 202587%15
February 202677%17
March 202676%29
April 202689%26
May 202660%10
Departures on time
79%
Diverted
0%
Flights flown
246
Months covered
12

Same route, other flights

Keep nerding

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.