Route · SJU → BDL · 2020–2025 BTS data
San Juan to Hartford
The SJU–BDL corridor (San Juan, PR → Hartford, CT) runs behind the national average, served by 4 carriers across roughly 1,666 miles.
Data updated 2026-06-13
- 62.7%
- On-time
- -16.3 pts
- vs US avg
- 82 min
- Delay when late
- 4,375
- Flights
Cancelled
1.4%
Best Month
Jun 2025 89%
Worst Month
Jan 2024 38%
Distance
1,666 mi
Carriers
4
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 96 | 19 | 3 | 1 | B6,F9 |
| Nov 2025 | 64 | 17 | 0 | 0 | F9,B6 |
| Oct 2025 | 53 | 26 | 0 | 0 | B6 |
| Sep 2025 | 54 | 21 | 0 | 0 | F9,B6 |
| Aug 2025 | 91 | 32 | 0 | 0 | F9,B6 |
| Jul 2025 | 88 | 28 | 2 | 0 | B6,F9 |
| Jun 2025 | 83 | 9 | 0 | 0 | B6,F9 |
| May 2025 | 85 | 17 | 0 | 2 | B6,F9 |
| Apr 2025 | 79 | 16 | 0 | 0 | F9,B6 |
| Mar 2025 | 82 | 17 | 0 | 1 | B6,F9 |
| Feb 2025 | 84 | 17 | 0 | 0 | B6,F9 |
| Jan 2025 | 96 | 32 | 1 | 0 | B6,F9 |
| Dec 2024 | 101 | 33 | 0 | 0 | B6,F9 |
| Nov 2024 | 76 | 27 | 0 | 0 | B6,F9 |
| Oct 2024 | 54 | 12 | 1 | 0 | F9,B6 |
| Sep 2024 | 57 | 15 | 0 | 0 | B6,F9 |
| Aug 2024 | 93 | 42 | 4 | 0 | B6,F9 |
| Jul 2024 | 93 | 43 | 1 | 0 | B6,F9 |
| Jun 2024 | 90 | 45 | 2 | 0 | B6,F9 |
| May 2024 | 93 | 40 | 2 | 0 | B6,F9 |
| Apr 2024 | 90 | 24 | 3 | 1 | B6,F9 |
| Mar 2024 | 93 | 43 | 5 | 1 | B6,F9 |
| Feb 2024 | 73 | 42 | 0 | 0 | B6,F9 |
| Jan 2024 | 88 | 55 | 3 | 2 | B6,F9,NK |
Cancellation Rate
1.4%
27 of 1,956 flights
Diversion Rate
0.4%
8 of 1,956 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 →BDL - Hartford
Full on-time, delay-cause, and seasonal performance for Hartford, CT.
Destination airport →Compare the two airports
See SJU and BDL 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–BDL.
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What the Data Says About SJU to BDL
San Juan to Hartford (SJU to BDL) sits among the less reliable pairings in the BTS dataset, on-time only 62.7% of the time across 4,375 flights, with a 81.8-minute average delay when service runs late. Carriers on this 1,666-mile route (4 total) show a 1.4% cancellation rate and 0.4% diversion rate over the last 24 months (27 of 1,956 flights cancelled).
The monthly split is wide on this route: Jun 2025 posted the strongest performance at 89% on-time, while Jan 2024 came in at just 38% - a 52-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.