Best Time to Fly SJU to HPN: On-Time Stats by Hour & Airline
Luis Munoz Marin International → Westchester County
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 70.5% of San Juan (SJU) to White Plains (HPN) flights arrived on time (359 scheduled flights). That is 7.1 points below the national average of 77.6%.
JetBlue was the only reporting airline with regular flights on this route.
Over 24 months, Friday was the most reliable day (79% on time) and December the worst month (53%).
The cancellation rate was 4.2% (US average 1.8%).
SJU to HPN 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 |
|---|---|---|---|---|
| JetBlue | 70.5% | 96 min | 4.2% | 359 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly SJU to HPN
On-time arrival % by scheduled departure hour (local time), 636 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 2pm–3pm | 77.8% | 2.7% | 37 |
| 3pm–4pm | Limited data | 12 | |
| 4pm–5pm | 77.2% | 4.9% | 61 |
| 5pm–6pm | 70.5% | 2.9% | 342 |
| 6pm–7pm | 67.9% | 0.0% | 55 |
| 7pm–8pm | 55.5% | 0.8% | 122 |
| 8pm–9pm | Limited data | 7 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on SJU to HPN
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) | Limited data | 13 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 30 | ||
| Summer peak (Jun 15 - Aug 15) | 62.0% | -9.4 pts | 5.5% | 109 |
| All other days | 71.4% | — | 1.2% | 484 |
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).