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Flight Reliability

AS 662 · Alaska Airlines

Phoenix → Portland (PHX–PDX)

94
Nerd Approved
WanderNerd Reliability Score
87%
Arrive within 15 minutes
0 min
Average arrival delay
0.3%
Cancelled
9 min early
Median arrival delay

Based on 319 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

AS 662 departing between 3–6 PM arrived on time 95% of the time, versus 84% between 6–9 PM.

Skip Wednesday if you can.

AS 662 arrived on time 92% of the time on Fridays. On Wednesdays: 83%.

A bit ahead of the PHX–PDX route.

AS 662 arrived on time 87% of the time, versus 80% across the PHX–PDX route.

A bit ahead of the Alaska Airlines network.

AS 662 arrived on time 87% of the time, versus 80% across the Alaska Airlines network.

The breakdown

On-time by weekday
  • Mon84%(49 flights)
  • Tue90%(40 flights)
  • Wed83%(46 flights)
  • Thu83%(48 flights)
  • Fri92%(47 flights)
  • Sat87%(38 flights)
  • Sun90%(50 flights)
On-time by departure window
  • 3–6 PM95%(82 flights)
  • 6–9 PM84%(226 flights)
  • 9 PM–12 AM90%(10 flights)
On-time trend by month
100%
May

Jun 90% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202590%29
July 202587%30
August 202571%28
September 202571%21
November 202583%29
December 202571%31
January 202694%31
February 2026100%28
March 2026100%30
April 202690%30
May 2026100%22
Departures on time
86%
Diverted
0%
Flights flown
318
Months covered
12

Same route, other flights

Keep nerding

Based on 319 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.