Route · SJU → ATL · 2020–2025 BTS data
San Juan to Atlanta
The SJU–ATL corridor (San Juan, PR → Atlanta, GA) runs ahead of the national average, served by 9 carriers across roughly 1,547 miles.
Data updated 2026-06-13
- 84.3%
- On-time
- +5.3 pts
- vs US avg
- 84 min
- Delay when late
- 9,651
- Flights
Cancelled
0.8%
Best Month
Oct 2024 90%
Worst Month
May 2024 66%
Distance
1,547 mi
Carriers
9
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 192 | 27 | 7 | 1 | DL,F9,NK |
| Nov 2025 | 148 | 18 | 2 | 1 | DL,F9 |
| Oct 2025 | 133 | 23 | 0 | 1 | DL,F9 |
| Sep 2025 | 128 | 17 | 0 | 0 | DL,NK,F9 |
| Aug 2025 | 156 | 32 | 1 | 1 | F9,NK,DL |
| Jul 2025 | 207 | 27 | 2 | 2 | NK,DL,F9 |
| Jun 2025 | 202 | 37 | 2 | 3 | DL,F9,NK |
| May 2025 | 200 | 30 | 1 | 0 | DL,F9,NK |
| Apr 2025 | 200 | 25 | 0 | 3 | DL,F9,NK |
| Mar 2025 | 220 | 33 | 1 | 1 | DL,F9,NK |
| Feb 2025 | 157 | 20 | 0 | 0 | DL,F9 |
| Jan 2025 | 192 | 39 | 8 | 3 | DL,F9,NK |
| Dec 2024 | 203 | 36 | 2 | 1 | DL,F9,NK |
| Nov 2024 | 136 | 24 | 1 | 0 | NK,DL |
| Oct 2024 | 127 | 13 | 0 | 0 | DL,NK |
| Sep 2024 | 115 | 20 | 0 | 0 | NK,DL |
| Aug 2024 | 162 | 24 | 2 | 2 | DL,F9,NK |
| Jul 2024 | 204 | 68 | 4 | 3 | DL,F9,NK |
| Jun 2024 | 196 | 47 | 0 | 2 | DL,F9,NK |
| May 2024 | 200 | 68 | 1 | 3 | DL,F9,NK |
| Apr 2024 | 175 | 28 | 1 | 0 | DL,F9,NK |
| Mar 2024 | 207 | 35 | 0 | 0 | DL,F9,NK |
| Feb 2024 | 178 | 35 | 0 | 0 | DL,F9,NK |
| Jan 2024 | 211 | 49 | 1 | 0 | DL,F9,NK |
Cancellation Rate
0.8%
36 of 4,249 flights
Diversion Rate
0.6%
27 of 4,249 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 →ATL - Atlanta
Full on-time, delay-cause, and seasonal performance for Atlanta, GA.
Destination airport →Compare the two airports
See SJU and ATL 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–ATL.
Routes with a similar on-time rate
What the Data Says About SJU to ATL
Bureau of Transportation Statistics records show San Juan to Atlanta (SJU to ATL) running a 84.3% on-time rate over 9,651 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 83.7 minutes. The 1,547-mile corridor is served by 9 carriers, and over the last 24 months 0.8% of 4,249 flights were cancelled, 0.6% diverted.
The monthly split is wide on this route: Oct 2024 posted the strongest performance at 90% on-time, while May 2024 came in at just 66% - a 24-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.