Historical on-time performance
Portland to Newark
2,434 miData through Dec 2025Source: US DOT · BTS
Flights on PDX–EWR arrive on time 75% of the time over the last 12 months.
On-time rate75%arrived within 15 min
p90 delay60 min1 in 10 flights is worse (tail risk)
Cancelled1.2%of scheduled flights
based on 674 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- United AirlinesbestOn-time80%Medianon timep9035 minCancel0.9%Flights459
- Alaska AirlinesOn-time67%Medianon timep90110 minCancel1.9%Flights215
Why flights run late
Delay causes
- Airline11%
- Weather2%
- Air traffic (NAS)68%
- Late aircraft19%
- Security0%
Most delay minutes here are attributed to Air traffic (NAS).
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 (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 75% to 80% on time.
- Overnights80% on time · p90 40 min · 1,096 flights
- Mornings77% on time · p90 45 min · 937 flights
- Middays75% on time · p90 40 min · 497 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 83% on time.
- Tuesdays83% on time · p90 25 min · 365 flights
- Wednesdays80% on time · p90 35 min · 366 flights
- Fridays79% on time · p90 40 min · 369 flights
- Sundays77% on time · p90 40 min · 368 flights
- Saturdays77% on time · p90 65 min · 330 flights
- Mondays76% on time · p90 35 min · 366 flights
- Thursdays73% on time · p90 55 min · 366 flights
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