Route · SJU → JFK · 2020–2025 BTS data
San Juan to New York
The SJU–JFK corridor (San Juan, PR → New York, NY) runs behind the national average, served by 6 carriers across roughly 1,598 miles.
Data updated 2026-06-13
- 77.9%
- On-time
- -1.1 pts
- vs US avg
- 88 min
- Delay when late
- 19,165
- Flights
Cancelled
1.1%
Best Month
Oct 2024 90%
Worst Month
Jul 2025 73%
Distance
1,598 mi
Carriers
6
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 351 | 73 | 17 | 0 | B6,DL,F9 |
| Nov 2025 | 297 | 57 | 3 | 0 | DL,F9,B6 |
| Oct 2025 | 269 | 45 | 2 | 2 | B6,DL,F9 |
| Sep 2025 | 248 | 40 | 0 | 0 | DL,F9,B6 |
| Aug 2025 | 359 | 95 | 1 | 1 | F9,B6,DL |
| Jul 2025 | 371 | 101 | 14 | 1 | B6,DL,F9 |
| Jun 2025 | 350 | 57 | 4 | 0 | B6,DL,F9 |
| May 2025 | 335 | 50 | 0 | 1 | B6,DL,F9 |
| Apr 2025 | 370 | 49 | 2 | 0 | DL,F9,B6 |
| Mar 2025 | 391 | 92 | 5 | 1 | B6,DL,F9 |
| Feb 2025 | 317 | 39 | 2 | 0 | B6,DL,F9 |
| Jan 2025 | 336 | 78 | 4 | 0 | B6,DL,F9 |
| Dec 2024 | 384 | 85 | 2 | 0 | B6,DL,F9 |
| Nov 2024 | 346 | 57 | 1 | 0 | B6,DL,F9 |
| Oct 2024 | 302 | 31 | 1 | 0 | DL,F9,B6 |
| Sep 2024 | 272 | 31 | 0 | 1 | B6,DL,F9 |
| Aug 2024 | 371 | 98 | 12 | 0 | B6,DL,F9 |
| Jul 2024 | 366 | 95 | 2 | 0 | B6,DL,F9 |
| Jun 2024 | 333 | 67 | 3 | 1 | B6,DL,F9 |
| May 2024 | 278 | 31 | 1 | 0 | B6,DL |
| Apr 2024 | 296 | 47 | 2 | 1 | B6,DL |
| Mar 2024 | 272 | 74 | 6 | 2 | B6,DL |
| Feb 2024 | 239 | 54 | 4 | 2 | B6,DL |
| Jan 2024 | 265 | 49 | 0 | 1 | B6,DL |
Cancellation Rate
1.1%
88 of 7,718 flights
Diversion Rate
0.2%
14 of 7,718 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
SJU - San Juan
Full on-time, delay-cause, and seasonal performance for San Juan, PR.
Origin airport →JFK - New York
Full on-time, delay-cause, and seasonal performance for New York, NY.
Destination airport →Compare the two airports
See SJU and JFK side by side on delays, cancellations, and reliability.
Open comparison tool →Similar routes
Other BTS-tracked routes with comparable performance or trip length to SJU–JFK.
Routes with a similar on-time rate
What the Data Says About SJU to JFK
The San Juan to New York corridor (SJU to JFK) posts a 77.9% on-time rate on the lower edge of the average band, based on 19,165 tracked flights. Late flights run 87.7 minutes behind on average. 6 carriers cover the 1,598-mile route; over the last 24 months, 88 of 7,718 flights were cancelled (1.1%) and 0.2% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 90% on-time, while Jul 2025 came in at just 73% - a 17-point swing worth factoring into travel timing.
Frequently Asked Questions
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Data source
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.
Read our methodology - how this data is sourced, computed, and verified.
Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.