Route
EWR → PWM
Newark Liberty International Airport Portland International Jetport
How punctual is this route?
- On-time arrivals
- 84.1%
- Less than 15 minutes late
- Cancelled
- 4.7%
- Of scheduled flights
- Average delay when late
- 73 min
- Flights arriving 15+ minutes late
- Flights tracked
- 979
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 55%
- Air traffic control & airport 25%
- Airline (crew, maintenance, cleaning) 20%
- Extreme weather 1%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 87.0% | 117 |
| October 2025 | 85.3% | 129 |
| November 2025 | 64.2% | 54 |
| December 2025 | 56.5% | 47 |
| January 2026 | 90.5% | 46 |
| February 2026 | 77.4% | 33 |
| March 2026 | 81.7% | 72 |
| April 2026 | 100.0% | 7 |
| May 2026 | 90.6% | 118 |
| June 2026 | 89.2% | 116 |
| July 2026 | 83.8% | 119 |
| August 2026 | 89.2% | 121 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data
Airlines on this route
| Airline | Flights | On time | Cancelled | Avg. delay when late |
|---|---|---|---|---|
| Republic Airways | 872 | 87.1% | 4.9% | 69 min |
| United Airlines | 107 | 60.6% | 2.8% | 85 min |
Delay odds by flight
How often each flight number arrived 15 or more minutes late over the last year.
-
YX3599
24% late · 190 flights
-
YX3685
8% late · 166 flights
-
YX3665
4% late · 120 flights
-
YX3627
19% late · 102 flights
-
YX3597
4% late · 47 flights
-
UA555
53% late · 36 flights
-
YX3554
9% late · 35 flights
-
YX3483
6% late · 31 flights
-
YX3602
17% late · 30 flights
-
YX3559
24% late · 26 flights
-
YX3651
8% late · 26 flights
-
UA2100
21% late · 21 flights
-
YX3573
5% late · 21 flights
-
YX3533
11% late · 20 flights
-
YX3716
11% late · 20 flights
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