Portland (PDX) to Newark (EWR): On-Time Performance
Data through July 2026
When you fly PDX to EWR matters as much as anything else about the booking: the route swung from 95% on-time in February 2026 to just 62% in May 2025. Across the full period the route averages 81% on-time against a national 78%.
- On-time
- 81%
- arrived <15 min late
- Avg delay
- 15 min
- completed flights
- Cancelled
- 1.9%
- Flights/day
- 2.5
- last 12 months
- Duration
- 5h 18m
- scheduled
- Distance
- 2,434 mi
Best airline from PDX to EWR
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| United Airlinesmost reliable | 83% | 13 min | 1.8% | 1,070 |
| Alaska Airlines | 79% | 18 min | 2.1% | 715 |
Monthly on-time trend
Best time to fly from PDX to EWR
Aim for departures around 9 p.m. (90% on-time); avoid 9 a.m. departures (73%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 11 min |
| Tuesday | 86% | 17 min |
| Wednesday | 83% | 12 min |
| Thursday | 78% | 21 min |
| Fridaybest | 88% | 10 min |
| Saturday | 76% | 24 min |
| Sunday | 77% | 14 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft21%
- Airline operations16%
- National airspace system57%
- Weather6%
Frequently asked questions
- How often are flights from PDX to EWR delayed?
- 19% of PDX–EWR flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 15 minutes.
- Which airline is most reliable from PDX to EWR?
- United Airlines has the best on-time record on this route at 83%, based on 1,070 flights. 2 airlines flew PDX–EWR frequently enough to compare in this period.
- What is the best time of day to fly from PDX to EWR?
- Departures around 9 p.m. have the best record (90% on-time), while departures around 9 a.m. have the worst (73%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PDX to EWR?
- The scheduled PDX–EWR flight time averages 5h 18m over 2,434 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are PDX to EWR flights cancelled?
- 1.9% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from PDX to EWR?
- May 2025 was the roughest month in this dataset, with only 62% of arrivals on time. The best was February 2026 at 95%. If your dates are flexible, that 33-point gap is worth planning around.
Explore related pages
More routes from PDX
Other ways to fly to Newark (EWR)
Related guides
Based on 1,785 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.