Portland (PWM) to New York (JFK): On-Time Performance
Data through May 2026
Delays are only half the story on PWM–JFK: 3.7% of its scheduled flights were outright cancelled, well above the US norm, so a backup plan matters more here than on most routes. When flights do go, 78% land on time, below the national average of 78%. Republic Airways has been the safer pick, arriving on time 87% of the time.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 21 min
- completed flights
- Cancelled
- 3.7%
- Flights/day
- 1.1
- last 12 months
- Duration
- 1h 24m
- scheduled
- Distance
- 273 mi
Best airline from PWM to JFK
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Republic Airwaysmost reliable | 87% | 11 min | 1.8% | 386 |
| JetBlue Airways | 77% | 20 min | 4.4% | 771 |
| Endeavor Air | 50% | 71 min | 5.3% | 95 |
Monthly on-time trend
Best time to fly from PWM to JFK
Aim for departures around 7 a.m. (94% on-time); avoid 8 p.m. departures (44%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 23 min |
| Tuesdaybest | 81% | 13 min |
| Wednesday | 77% | 29 min |
| Thursday | 76% | 16 min |
| Friday | 77% | 22 min |
| Saturday | 81% | 21 min |
| Sunday | 77% | 23 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft35%
- Airline operations24%
- National airspace system29%
- Weather12%
Frequently asked questions
- How often are flights from PWM to JFK delayed?
- 22% of PWM–JFK flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 21 minutes.
- Which airline is most reliable from PWM to JFK?
- Republic Airways has the best on-time record on this route at 87%, based on 386 flights. 3 airlines flew PWM–JFK frequently enough to compare in this period.
- What is the best time of day to fly from PWM to JFK?
- Departures around 7 a.m. have the best record (94% on-time), while departures around 8 p.m. have the worst (44%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PWM to JFK?
- The scheduled PWM–JFK flight time averages 1h 24m over 273 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are PWM to JFK flights cancelled?
- 3.7% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.
- What is the worst month to fly from PWM to JFK?
- June 2025 was the roughest month in this dataset, with only 68% of arrivals on time. The best was November 2024 at 97%. If your dates are flexible, that 29-point gap is worth planning around.
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Based on 1,252 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.