Historical on-time performance
New York to Portland
Flights on JFK–PDX arrive on time 68% of the time over the last 12 months.
based on 829 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Delta Air LinesOn-time70%Medianon timep9060 minCancel1.9%Flights522
- Alaska AirlinesOn-time65%Medianon timep9065 minCancel2.3%Flights307
Why flights run late
Delay causes
- Airline30%
- Weather3%
- Air traffic (NAS)42%
- Late aircraft25%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline41%
- Weather41%
- Air traffic (NAS)18%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 17 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly JFK → PDX
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 67% to 85% on time.
- Middays85% on time · p90 25 min · 350 flights
- Mornings85% on time · p90 20 min · 527 flights
- Overnights74% on time · p90 50 min · 437 flights
- Evenings67% on time · p90 70 min · 1,485 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 77% on time.
- Wednesdays77% on time · p90 35 min · 398 flights
- Tuesdays76% on time · p90 40 min · 398 flights
- Saturdays74% on time · p90 50 min · 421 flights
- Fridays73% on time · p90 45 min · 420 flights
- Mondays73% on time · p90 60 min · 415 flights
- Sundays71% on time · p90 60 min · 409 flights
- Thursdays70% on time · p90 65 min · 417 flights
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