Best Time to Fly EWR to DEN: On-Time Stats by Hour & Airline
Newark Liberty International → Denver International
Data through July 2026 · Last updated October 18, 2026
3,365 flights were scheduled from Newark (EWR) to Denver (DEN) in the last 12 months, and 78.7% of those that flew arrived on time, 1.1 points above the US average of 77.6%.
United Airlines was the only reporting airline with regular flights on this route.
September has been the best month (85% on time) and Saturday the weakest day of the week (74%).
1.3% of flights were cancelled, versus 1.8% nationally.
EWR to DEN 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 | 78.7% | 79 min | 1.3% | 3,365 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly EWR to DEN
On-time arrival % by scheduled departure hour (local time), 6,509 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 92.3% | 2.5% | 40 |
| 6am–7am | 92.1% | 0.5% | 648 |
| 7am–8am | 84.7% | 0.6% | 624 |
| 8am–9am | 88.1% | 1.4% | 214 |
| 9am–10am | 81.9% | 1.4% | 433 |
| 10am–11am | 79.7% | 0.3% | 298 |
| 11am–12pm | 80.7% | 1.0% | 389 |
| 12pm–1pm | 84.1% | 0.6% | 342 |
| 1pm–2pm | 81.0% | 1.1% | 177 |
| 2pm–3pm | 75.3% | 0.8% | 624 |
| 3pm–4pm | 71.3% | 1.0% | 710 |
| 4pm–5pm | 68.5% | 3.1% | 421 |
| 5pm–6pm | 68.2% | 1.7% | 299 |
| 6pm–7pm | 67.2% | 2.5% | 394 |
| 7pm–8pm | 70.6% | 2.0% | 253 |
| 8pm–9pm | 68.5% | 2.4% | 381 |
| 9pm–10pm | 64.7% | 0.8% | 261 |
| 10pm–11pm | Limited data | 1 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on EWR to DEN
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) | 75.4% | -4.1 pts | 0.0% | 118 |
| Christmas & New Year (Dec 20 - Jan 3) | 72.6% | -7.0 pts | 0.4% | 271 |
| Summer peak (Jun 15 - Aug 15) | 69.3% | -10.3 pts | 3.1% | 1,193 |
| All other days | 79.5% | — | 0.9% | 4,927 |
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).