White Plains (HPN) to San Juan (SJU): On-Time Performance
Data through July 2026
White Plains (HPN) to San Juan (SJU) is a thinner route than most in this dataset — 360 departures over the past year, roughly 7 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 77% arrived on time.
- On-time
- 77%
- arrived <15 min late
- Avg delay
- 18 min
- completed flights
- Cancelled
- 2.5%
- Flights/day
- 0.99
- last 12 months
- Duration
- 3h 48m
- scheduled
- Distance
- 1,624 mi
Monthly on-time trend
Best time to fly from HPN to SJU
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 77% | 11 min |
| Tuesday | 71% | 21 min |
| Wednesday | 79% | 10 min |
| Thursday | 76% | 21 min |
| Friday | 80% | 11 min |
| Saturday | 75% | 18 min |
| Sundaybest | 82% | 36 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft12%
- Airline operations26%
- National airspace system53%
- Weather9%
- Security1%
Frequently asked questions
- How often are flights from HPN to SJU delayed?
- 23% of HPN–SJU flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 18 minutes.
- How long is the flight from HPN to SJU?
- The scheduled HPN–SJU flight time averages 3h 48m over 1,624 miles. Actual arrival times vary — flights on this route land 15+ minutes late 23% of the time.
- How often are HPN to SJU flights cancelled?
- 2.5% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from HPN to SJU?
- January 2026 was the roughest month in this dataset, with only 57% of arrivals on time. The best was May 2026 at 100%. If your dates are flexible, that 43-point gap is worth planning around.
Explore related pages
More routes from HPN
Other ways to fly to San Juan (SJU)
Related guides
Based on 635 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.