Best Time to Fly JFK to PBI: On-Time Stats by Hour & Airline
John F. Kennedy International → Palm Beach International
Data through July 2026 · Last updated October 18, 2026
2,205 flights were scheduled from New York (JFK) to West Palm Beach/Palm Beach (PBI) in the last 12 months, and 74.6% of those that flew arrived on time, 3.0 points below the US average of 77.6%.
Among 2 airlines, Delta Air Lines led with 80.7% on time and JetBlue was last with 71.6%.
Over 24 months, Tuesday was the most reliable day (82% on time) and August the worst month (63%).
The cancellation rate was 4.4% (US average 1.8%).
JFK to PBI 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 | 80.7% | 74 min | 4.7% | 729 |
| JetBlue | 71.6% | 71 min | 4.3% | 1,476 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly JFK to PBI
On-time arrival % by scheduled departure hour (local time), 4,435 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 93.8% | 0.0% | 32 |
| 6am–7am | 87.6% | 4.6% | 306 |
| 7am–8am | 88.1% | 3.3% | 581 |
| 8am–9am | 79.6% | 2.8% | 501 |
| 9am–10am | 70.1% | 0.6% | 170 |
| 10am–11am | 73.2% | 2.0% | 99 |
| 11am–12pm | 68.2% | 3.7% | 134 |
| 12pm–1pm | 75.5% | 1.0% | 104 |
| 1pm–2pm | 67.3% | 2.4% | 414 |
| 2pm–3pm | 63.0% | 4.4% | 203 |
| 3pm–4pm | 69.0% | 3.3% | 757 |
| 4pm–5pm | 66.0% | 3.7% | 299 |
| 5pm–6pm | 71.2% | 2.3% | 128 |
| 6pm–7pm | 55.9% | 2.5% | 274 |
| 7pm–8pm | 55.2% | 9.4% | 117 |
| 8pm–9pm | 67.5% | 2.4% | 296 |
| 9pm–10pm | Limited data | 20 | |
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 PBI
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% | -1.3 pts | 6.5% | 108 |
| Christmas & New Year (Dec 20 - Jan 3) | 57.5% | -17.0 pts | 2.7% | 225 |
| Summer peak (Jun 15 - Aug 15) | 66.6% | -7.9 pts | 8.5% | 624 |
| All other days | 74.5% | — | 2.1% | 3,478 |
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).