Best Time to Fly JFK to FLL: On-Time Stats by Hour & Airline
John F. Kennedy International → Fort Lauderdale-Hollywood International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 72.5% of New York (JFK) to Fort Lauderdale (FLL) flights arrived on time (3,897 scheduled flights). That is 5.2 points below the national average of 77.6%.
Among 2 airlines, Delta Air Lines led with 76.0% on time and JetBlue was last with 69.9%.
Over 24 months, Tuesday was the most reliable day (80% on time) and December the worst month (61%).
The cancellation rate was 4.2% (US average 1.8%).
JFK to FLL 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 |
|---|---|---|---|---|
| Delta Air Lines | 76.0% | 67 min | 3.7% | 1,614 |
| JetBlue | 69.9% | 69 min | 4.6% | 2,283 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JFK to FLL
On-time arrival % by scheduled departure hour (local time), 7,806 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 87.1% | 4.6% | 195 |
| 6am–7am | 86.3% | 4.2% | 627 |
| 7am–8am | 88.3% | 2.4% | 962 |
| 8am–9am | 75.8% | 2.8% | 427 |
| 9am–10am | 71.8% | 2.0% | 448 |
| 10am–11am | 66.0% | 1.8% | 109 |
| 11am–12pm | 79.7% | 2.6% | 859 |
| 12pm–1pm | 72.7% | 3.2% | 251 |
| 1pm–2pm | 71.8% | 0.0% | 273 |
| 2pm–3pm | 72.5% | 2.1% | 572 |
| 3pm–4pm | 67.9% | 2.8% | 706 |
| 4pm–5pm | 66.7% | 3.6% | 168 |
| 5pm–6pm | 67.8% | 2.5% | 676 |
| 6pm–7pm | 60.1% | 4.0% | 202 |
| 7pm–8pm | 67.7% | 3.6% | 744 |
| 8pm–9pm | 61.5% | 4.2% | 453 |
| 9pm–10pm | 42.6% | 8.2% | 134 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on JFK to FLL
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) | 73.3% | -3.4 pts | 2.4% | 169 |
| Christmas & New Year (Dec 20 - Jan 3) | 55.1% | -21.5 pts | 3.1% | 413 |
| Summer peak (Jun 15 - Aug 15) | 65.9% | -10.8 pts | 7.5% | 1,194 |
| All other days | 76.7% | — | 2.1% | 6,030 |
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).