Best Time to Fly RDU to JFK: On-Time Stats by Hour & Airline
Raleigh-Durham International → John F. Kennedy International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.5% of Raleigh/Durham (RDU) to New York (JFK) flights arrived on time (2,343 scheduled flights). That is 2.1 points below the national average of 77.6%.
Republic Airways was the most punctual of the 2 airlines on the route at 77.5%, while JetBlue trailed at 72.5%.
September has been the best month (85% on time) and Sunday the weakest day of the week (75%).
4.7% of flights were cancelled, versus 1.8% nationally.
RDU to JFK 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 |
|---|---|---|---|---|
| Republic Airways | 77.5% | 71 min | 4.0% | 1,406 |
| JetBlue | 72.5% | 77 min | 5.8% | 937 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly RDU to JFK
On-time arrival % by scheduled departure hour (local time), 5,330 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 92.0% | 3.3% | 570 |
| 6am–7am | 86.7% | 2.6% | 665 |
| 7am–8am | 85.9% | 0.0% | 199 |
| 8am–9am | 82.3% | 5.0% | 101 |
| 9am–10am | 86.1% | 0.7% | 305 |
| 10am–11am | 84.7% | 5.2% | 324 |
| 11am–12pm | 82.5% | 1.1% | 364 |
| 12pm–1pm | 65.8% | 2.1% | 571 |
| 1pm–2pm | 78.2% | 2.9% | 279 |
| 2pm–3pm | 84.7% | 4.7% | 386 |
| 3pm–4pm | 77.8% | 4.6% | 217 |
| 4pm–5pm | 68.7% | 0.7% | 135 |
| 5pm–6pm | 59.2% | 8.7% | 459 |
| 6pm–7pm | 65.9% | 4.4% | 273 |
| 7pm–8pm | 66.5% | 10.0% | 279 |
| 8pm–9pm | 56.3% | 6.5% | 186 |
| 9pm–10pm | Limited data | 17 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on RDU to JFK
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) | 82.9% | +3.2 pts | 0.7% | 147 |
| Christmas & New Year (Dec 20 - Jan 3) | 71.4% | -8.3 pts | 1.4% | 217 |
| Summer peak (Jun 15 - Aug 15) | 67.7% | -11.9 pts | 11.6% | 892 |
| All other days | 79.6% | — | 2.5% | 4,074 |
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).