Best Time to Fly JAX to JFK: On-Time Stats by Hour & Airline
Jacksonville International → John F. Kennedy International
Data through July 2026 · Last updated October 18, 2026
1,188 flights were scheduled from Jacksonville (JAX) to New York (JFK) in the last 12 months, and 75.2% of those that flew arrived on time, 2.4 points below the US average of 77.6%.
Among 3 airlines, Republic Airways led with 86.0% on time and Delta Air Lines was last with 64.3%.
Over 24 months, Tuesday was the most reliable day (82% on time) and July the worst month (55%).
The cancellation rate was 4.6% (US average 1.8%).
JAX 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 | 86.0% | 92 min | 0.0% | 43 |
| JetBlue | 77.8% | 68 min | 5.0% | 891 |
| Delta Air Lines | 64.3% | 139 min | 3.9% | 254 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JAX to JFK
On-time arrival % by scheduled departure hour (local time), 2,817 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 88.4% | 2.2% | 504 |
| 7am–8am | 88.6% | 5.9% | 271 |
| 8am–9am | Limited data | 2 | |
| 9am–10am | Limited data | 27 | |
| 10am–11am | 80.6% | 2.6% | 424 |
| 11am–12pm | 78.1% | 0.9% | 222 |
| 12pm–1pm | 80.2% | 0.9% | 112 |
| 1pm–2pm | Limited data | 5 | |
| 2pm–3pm | 66.0% | 5.8% | 155 |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | 82.5% | 0.0% | 63 |
| 5pm–6pm | 65.9% | 4.2% | 682 |
| 6pm–7pm | 53.5% | 5.4% | 168 |
| 7pm–8pm | 69.8% | 6.5% | 93 |
| 8pm–9pm | 68.3% | 1.6% | 61 |
| 9pm–10pm | Limited data | 27 | |
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 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) | 79.4% | -0.2 pts | 1.4% | 69 |
| Christmas & New Year (Dec 20 - Jan 3) | 62.9% | -16.6 pts | 3.4% | 148 |
| Summer peak (Jun 15 - Aug 15) | 59.3% | -20.3 pts | 11.3% | 399 |
| All other days | 79.6% | — | 2.1% | 2,201 |
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).