FlightRecord

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.

AirlineOn-timeAvg delayCancelledFlights
Republic Airwaysmost reliable87%11 min1.8%386
JetBlue Airways77%20 min4.4%771
Endeavor Air50%71 min5.3%95

Monthly on-time trend

Monthly on-time percentage for PWM to JFK flights50%75%100%June 2024: 71% on-time (108 flights)71Jun 2024July 2024: 72% on-time (124 flights)72August 2024: 69% on-time (144 flights)69September 2024: 84% on-time (122 flights)84Sep 2024October 2024: 78% on-time (114 flights)78November 2024: 97% on-time (58 flights)97December 2024: 80% on-time (51 flights)80Dec 2024January 2025: 100% on-time (3 flights)100March 2025: 50% on-time (3 flights)50April 2025: 77% on-time (61 flights)77Apr 2025May 2025: 76% on-time (60 flights)76June 2025: 68% on-time (53 flights)68July 2025: 71% on-time (61 flights)71Jul 2025August 2025: 75% on-time (62 flights)75September 2025: 90% on-time (49 flights)90October 2025: 89% on-time (45 flights)89Oct 2025January 2026: 78% on-time (27 flights)78February 2026: 77% on-time (28 flights)77March 2026: 100% on-time (9 flights)100Mar 2026April 2026: 80% on-time (30 flights)80May 2026: 90% on-time (40 flights)90

Best time to fly from PWM to JFK

Aim for departures around 7 a.m. (94% on-time); avoid 8 p.m. departures (44%).

On-time percentage by scheduled departure hour, PWM to JFK5 a.m.: 89% on-time (204 flights)56 a.m.: 88% on-time (159 flights)67 a.m.: 94% on-time (117 flights)78 a.m.: 87% on-time (52 flights)89 a.m.: 91% on-time (54 flights)910 a.m.: 69% on-time (29 flights)101 p.m.: 70% on-time (57 flights)132 p.m.: 70% on-time (417 flights)143 p.m.: 62% on-time (35 flights)155 p.m.: 60% on-time (31 flights)177 p.m.: 65% on-time (23 flights)198 p.m.: 44% on-time (60 flights)20scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday76%23 min
Tuesdaybest81%13 min
Wednesday77%29 min
Thursday76%16 min
Friday77%22 min
Saturday81%21 min
Sunday77%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.

Based on 1,252 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.