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Flight Reliability

AS 19 · Alaska Airlines

New York → Portland (JFK–PDX)

62
A Little Dicey
WanderNerd Reliability Score
69%
Arrive within 15 minutes
14 min
Average arrival delay
2.8%
Cancelled
1 min
Median arrival delay

Based on 363 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

AS 19 departing between 9 AM–12 PM arrived on time 94% of the time, versus 67% between 3–6 PM.

Thursdays have been rough.

AS 19 arrived on time 78% of the time on Saturdays and just 51% on Thursdays. That gap is worth planning around.

Lagging the Alaska Airlines network.

AS 19 arrived on time 69% of the time, versus 80% across the Alaska Airlines network.

Trending in the right direction.

AS 19 arrived on time 82% of the time over the last three months in the data, compared with 73% in the three months before that.

The breakdown

On-time by weekday
  • Mon63%(48 flights)
  • Tue71%(51 flights)
  • Wed75%(51 flights)
  • Thu51%(49 flights)
  • Fri69%(52 flights)
  • Sat78%(50 flights)
  • Sun73%(51 flights)
On-time by departure window
  • 9 AM–12 PM94%(18 flights)
  • 3–6 PM67%(334 flights)
On-time trend by month
90%
May

Jun 27% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202527%30
July 202554%26
August 202571%31
September 202590%29
October 202555%31
November 202564%28
December 202557%30
January 202680%30
February 202681%26
March 202665%31
April 202690%30
May 202690%30
Departures on time
76%
Diverted
0.3%
Flights flown
352
Months covered
12

Same route, other flights

Keep nerding

Based on 363 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.