Historical on-time performance
Portland to Newark
Flights on PDX–EWR arrive on time 79% of the time over the last 12 months.
based on 744 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.
- United AirlinesOn-time81%Medianon timep9030 minCancel1.7%Flights468
- Alaska AirlinesOn-time78%Medianon timep9060 minCancel1.1%Flights276
Why flights run late
Delay causes
- Airline21%
- Weather2%
- Air traffic (NAS)60%
- Late aircraft16%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
When flights don't go
Why flights were cancelled
- Airline27%
- Weather64%
- Air traffic (NAS)9%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 11 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 PDX → EWR
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Overnights are the most reliable time of day to fly this route — 83% on time.
- Overnights83% on time · p90 30 min · 1,094 flights
- Mornings77% on time · p90 50 min · 842 flights
- Middays77% on time · p90 40 min · 556 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 85% on time.
- Tuesdays85% on time · p90 20 min · 355 flights
- Wednesdays83% on time · p90 35 min · 355 flights
- Fridays82% on time · p90 35 min · 364 flights
- Saturdays79% on time · p90 65 min · 340 flights
- Mondays77% on time · p90 35 min · 356 flights
- Sundays77% on time · p90 40 min · 360 flights
- Thursdays75% on time · p90 50 min · 362 flights
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