Best Time to Fly BOS to EWR: On-Time Stats by Hour & Airline
Logan International → Newark Liberty International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.5% of Boston (BOS) to Newark (EWR) flights arrived on time (3,866 scheduled flights). That is 2.1 points below the national average of 77.6%.
Among 2 airlines, United Airlines led with 76.1% on time and Republic Airways was last with 74.1%.
Over 24 months, Tuesday was the most reliable day (81% on time) and July the worst month (63%).
The cancellation rate was 4.1% (US average 1.8%).
BOS 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 | 76.1% | 83 min | 3.4% | 2,688 |
| Republic Airways | 74.1% | 69 min | 5.7% | 1,178 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BOS to EWR
On-time arrival % by scheduled departure hour (local time), 7,872 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 91.8% | 2.2% | 1,393 |
| 7am–8am | 89.9% | 1.8% | 597 |
| 8am–9am | 86.6% | 1.3% | 544 |
| 9am–10am | 88.3% | 1.7% | 348 |
| 10am–11am | 86.6% | 2.5% | 566 |
| 11am–12pm | 75.9% | 3.4% | 233 |
| 12pm–1pm | 67.6% | 3.8% | 573 |
| 1pm–2pm | 66.4% | 4.8% | 660 |
| 2pm–3pm | 70.7% | 4.2% | 193 |
| 3pm–4pm | 65.9% | 6.3% | 238 |
| 4pm–5pm | 60.8% | 5.2% | 406 |
| 5pm–6pm | 58.9% | 5.7% | 770 |
| 6pm–7pm | 61.7% | 7.1% | 560 |
| 7pm–8pm | 58.2% | 5.4% | 423 |
| 8pm–9pm | 61.1% | 5.9% | 320 |
| 9pm–10pm | 61.7% | 2.1% | 48 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on BOS 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) | 81.8% | +5.0 pts | 0.7% | 144 |
| Christmas & New Year (Dec 20 - Jan 3) | 75.7% | -1.2 pts | 3.6% | 196 |
| Summer peak (Jun 15 - Aug 15) | 66.0% | -10.8 pts | 7.8% | 1,312 |
| All other days | 76.8% | — | 3.1% | 6,220 |
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).