Route · SJU → STT · 2020–2025 BTS data
San Juan to Charlotte Amalie
The SJU–STT corridor (San Juan, PR → Charlotte Amalie, VI) runs behind the national average, served by 5 carriers across roughly 68 miles.
Data updated 2026-06-13
- 77.9%
- On-time
- -1.1 pts
- vs US avg
- 81 min
- Delay when late
- 2,766
- Flights
Cancelled
1.1%
Best Month
Apr 2024 81%
Worst Month
Dec 2023 64%
Distance
68 mi
Carriers
5
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 31 | 10 | 0 | 0 | B6 |
| Nov 2025 | 31 | 6 | 0 | 0 | B6 |
| Aug 2025 | 37 | 14 | 1 | 0 | F9,B6 |
| Jul 2025 | 39 | 12 | 0 | 0 | B6,F9 |
| Jun 2025 | 30 | 8 | 0 | 0 | B6 |
| May 2025 | 31 | 2 | 0 | 0 | B6 |
| Apr 2025 | 30 | 4 | 0 | 0 | B6 |
| Mar 2025 | 31 | 2 | 0 | 0 | B6 |
| Jan 2025 | 31 | 11 | 0 | 0 | B6 |
| Dec 2024 | 31 | 7 | 0 | 0 | B6 |
| Oct 2024 | 57 | 14 | 0 | 0 | B6 |
| Sep 2024 | 49 | 9 | 1 | 0 | B6 |
| Aug 2024 | 62 | 12 | 1 | 1 | B6 |
| Jul 2024 | 62 | 12 | 0 | 0 | B6 |
| Jun 2024 | 65 | 23 | 0 | 0 | B6,F9 |
| May 2024 | 49 | 4 | 2 | 1 | B6,F9 |
| Apr 2024 | 73 | 14 | 2 | 1 | B6,F9 |
| Mar 2024 | 67 | 16 | 3 | 0 | B6,F9 |
| Feb 2024 | 48 | 11 | 2 | 0 | B6,F9 |
| Jan 2024 | 47 | 8 | 0 | 0 | B6,F9 |
| Dec 2023 | 61 | 22 | 0 | 0 | F9,B6 |
| Nov 2023 | 41 | 9 | 0 | 0 | B6,F9 |
| Oct 2023 | 40 | 13 | 0 | 0 | B6,F9 |
| Sep 2023 | 39 | 17 | 0 | 0 | B6,F9 |
Cancellation Rate
1.1%
12 of 1,082 flights
Diversion Rate
0.3%
3 of 1,082 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 →STT - Charlotte Amalie
Full on-time, delay-cause, and seasonal performance for Charlotte Amalie, VI.
Destination airport →Compare the two airports
See SJU and STT 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–STT.
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What the Data Says About SJU to STT
The San Juan to Charlotte Amalie corridor (SJU to STT) posts a 77.9% on-time rate on the lower edge of the average band, based on 2,766 tracked flights. Late flights run 81.3 minutes behind on average. 5 carriers cover the 68-mile route; over the last 24 months, 12 of 1,082 flights were cancelled (1.1%) and 0.3% diverted.
The monthly split is wide on this route: Apr 2024 posted the strongest performance at 81% on-time, while Dec 2023 came in at just 64% - 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.