Best Time to Fly PHX to EWR: On-Time Stats by Hour & Airline
Phoenix Sky Harbor International → Newark Liberty International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 79.7% of Phoenix (PHX) to Newark (EWR) flights arrived on time (2,480 scheduled flights). That is 2.0 points above the national average of 77.6%.
United Airlines was the most punctual of the 2 airlines on the route at 81.8%, while American Airlines trailed at 76.5%.
January has been the best month (86% on time) and Sunday the weakest day of the week (72%).
2.1% of flights were cancelled, versus 1.8% nationally.
PHX to EWR on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| United Airlines | 81.8% | 84 min | 1.8% | 1,489 |
| American Airlines | 76.5% | 72 min | 2.5% | 991 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly PHX to EWR
On-time arrival % by scheduled departure hour (local time), 5,001 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 12am–1am | 81.5% | 3.2% | 123 |
| 6am–7am | 91.7% | 2.2% | 311 |
| 7am–8am | 93.4% | 0.0% | 136 |
| 8am–9am | 78.1% | 0.7% | 550 |
| 9am–10am | 76.5% | 1.4% | 498 |
| 10am–11am | 73.0% | 0.4% | 255 |
| 11am–12pm | 75.4% | 1.8% | 437 |
| 12pm–1pm | 67.4% | 3.0% | 197 |
| 1pm–2pm | 80.8% | 2.5% | 81 |
| 2pm–3pm | 71.8% | 0.0% | 85 |
| 3pm–4pm | 66.3% | 0.8% | 377 |
| 4pm–5pm | 73.1% | 2.5% | 602 |
| 5pm–6pm | 81.3% | 3.5% | 173 |
| 9pm–10pm | 84.0% | 2.0% | 51 |
| 10pm–11pm | 75.6% | 0.7% | 458 |
| 11pm–12am | 83.5% | 2.1% | 667 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on PHX to EWR
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 81.9% | +3.0 pts | 0.0% | 105 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.9% | +0.0 pts | 1.3% | 226 |
| Summer peak (Jun 15 - Aug 15) | 69.7% | -9.2 pts | 3.4% | 837 |
| All other days | 78.9% | — | 1.3% | 3,833 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).