Best Time to Fly JAX to EWR: On-Time Stats by Hour & Airline
Jacksonville International → Newark Liberty International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 78.9% of Jacksonville (JAX) to Newark (EWR) flights arrived on time (1,377 scheduled flights). That is 1.2 points above the national average of 77.6%.
United Airlines was the most punctual of the 2 airlines on the route at 79.1%, while Republic Airways trailed at 77.2%.
January has been the best month (88% on time) and Sunday the weakest day of the week (70%).
2.5% of flights were cancelled, versus 1.8% nationally.
JAX 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 | 79.1% | 98 min | 1.9% | 1,192 |
| Republic Airways | 77.2% | 142 min | 7.0% | 185 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JAX to EWR
On-time arrival % by scheduled departure hour (local time), 2,669 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 88.6% | 2.2% | 369 |
| 7am–8am | 94.4% | 1.9% | 312 |
| 8am–9am | 87.1% | 3.1% | 32 |
| 9am–10am | 90.1% | 0.8% | 236 |
| 10am–11am | 82.9% | 1.6% | 258 |
| 11am–12pm | 90.6% | 1.2% | 173 |
| 12pm–1pm | 76.5% | 2.9% | 35 |
| 2pm–3pm | Limited data | 23 | |
| 3pm–4pm | 59.5% | 2.8% | 322 |
| 4pm–5pm | 59.9% | 3.5% | 373 |
| 5pm–6pm | Limited data | 4 | |
| 6pm–7pm | 57.7% | 8.8% | 250 |
| 7pm–8pm | 70.3% | 5.4% | 239 |
| 8pm–9pm | 54.8% | 2.3% | 43 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on JAX 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) | 75.0% | -3.9 pts | 0.0% | 52 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.9% | -2.0 pts | 2.5% | 120 |
| Summer peak (Jun 15 - Aug 15) | 63.9% | -15.0 pts | 5.9% | 458 |
| All other days | 78.9% | — | 2.5% | 2,039 |
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).