PDX to EWR flight delays & on-time performance
Nonstop flights from Portland International Airport to Newark Liberty International Airport · 2,434 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at PDX or EWR right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Portland (PDX) to Newark (EWR) arrived on time 84% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.9% were cancelled, and 7% arrived an hour or more late.
- Alaska Airlines was the most punctual airline here (85% on time); United Airlines was the least (83%).
- Departures scheduled around 9pm did best (94% on time); around 9am did worst (78%).
- Friday was the most reliable day to fly (94% on time) and Sunday the least (76%).
- The largest source of delay minutes was air traffic control & airport congestion (57%).
Which airline is most on time from PDX to EWR?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Alaska Airlines | 85% | 1.8% | 12 min | 7.3% | 379 |
| United Airlines | 83% | 1.9% | 13 min | 6.5% | 520 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 7am89%94 flights
- 9am78%87 flights
- 10am82%302 flights
- 9pm94%51 flights
- 10pm82%221 flights
- 11pm87%141 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday84%2.3% cancelled
- Tuesday89%0.8% cancelled
- Wednesday86%1.6% cancelled
- Thursday80%1.6% cancelled
- Friday94%0.8% cancelled
- Saturday78%2.4% cancelled
- Sunday76%3.9% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Air traffic control & airport congestion57%
- Airline (crew, maintenance, cleaning, fueling)21%
- Late-arriving aircraft20%
- Extreme weather2%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather65%
- Airline (crew, maintenance, cleaning, fueling)18%
- Air traffic control & airport congestion18%
- Security0%
PDX to EWR: common questions
- How often are PDX to EWR flights on time?
- 84% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Portland to Newark cancelled?
- 1.9% of scheduled flights were cancelled (17 of 899).
- How long are typical delays?
- Across all flights the average arrival delay was 13 min (early arrivals count as zero). Flights that were late arrived 74 min behind schedule on average, and 6.8% of flights were an hour or more late.
- How long is taxi time at PDX?
- Flights on this route spent 17 min taxiing from the gate to takeoff on average.
Related routes
Return trip: EWR to PDX — 77% on time
More flights from Portland
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: PDX → EWR, nonstop flights by US airlines that report to the DOT. How we calculate this.