DL1946
DL1946 (Delta Air Lines) is a multi-stop service on 2 routes, busiest Atlanta to San Juan. Of 1,314 departures recorded from October 2024 to July 2026, 86.1% left on time, according to the US BTS.
- On-time departures86.1%of 1,314 flights
- Average delay6.8 min
- July 202662▲ 0.0%vs July 2025
- Cancelled0.5%
- Legs flown under this number2
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 62 | 62 | 0.0% |
| February | 56 | 56 | 0.0% |
| March | 62 | 62 | 0.0% |
| April | 60 | 60 | 0.0% |
| May | 62 | 62 | 0.0% |
| June | 60 | 60 | 0.0% |
| July | 62 | 62 | 0.0% |
| August | 62 | – | – |
| September | 60 | – | – |
| October | 62 | – | in progress |
| November | 60 | – | – |
| December | 62 | – | – |
| Year to date (Jan–Jul) | 424 | 424 | 0.0% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 90.0% | 78.3% | ▼ 13.0% |
| February | 76.8% | 89.3% | ▲ 16.3% |
| March | 95.2% | 75.8% | ▼ 20.3% |
| April | 86.7% | 76.7% | ▼ 11.5% |
| May | 82.3% | 87.1% | ▲ 5.9% |
| June | 95.0% | 86.7% | ▼ 8.8% |
| July | 87.1% | 77.4% | ▼ 11.1% |
| August | 82.3% | – | – |
| September | 93.3% | – | – |
| October | 83.9% | – | in progress |
| November | 93.3% | – | – |
| December | 85.0% | – | – |
| Year-to-date average (Jan–Jul) | 87.6% | 81.6% | ▼ 6.8% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 2 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 2 | 2 | 0.0% |
according to the US BTS · October 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 99.5% 1,307
- Cancelled 0.5% 7
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SJU ATL Luis Munoz Marin International Airport – Hartsfield Jackson Atlanta International Airport | 2,491 | 7.3 min | 85.6% | 657 |
| ATL SJU Hartsfield Jackson Atlanta International Airport – Luis Munoz Marin International Airport | 2,491 | 6.3 min | 86.5% | 657 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 95.0% | 0 |
| November 2024 | 58 | 57 | 94.7% | 1 |
| December 2024 | 62 | 62 | 85.5% | 0 |
| January 2025 | 62 | 60 | 90.0% | 2 |
| February 2025 | 56 | 56 | 76.8% | 0 |
| March 2025 | 62 | 62 | 95.2% | 0 |
| April 2025 | 60 | 60 | 86.7% | 0 |
| May 2025 | 62 | 62 | 82.3% | 0 |
| June 2025 | 60 | 60 | 95.0% | 0 |
| July 2025 | 62 | 62 | 87.1% | 0 |
| August 2025 | 62 | 62 | 82.3% | 0 |
| September 2025 | 60 | 60 | 93.3% | 0 |
| October 2025 | 62 | 62 | 83.9% | 0 |
| November 2025 | 60 | 60 | 93.3% | 0 |
| December 2025 | 62 | 60 | 85.0% | 2 |
| January 2026 | 62 | 60 | 78.3% | 2 |
| February 2026 | 56 | 56 | 89.3% | 0 |
| March 2026 | 62 | 62 | 75.8% | 0 |
| April 2026 | 60 | 60 | 76.7% | 0 |
| May 2026 | 62 | 62 | 87.1% | 0 |
| June 2026 | 60 | 60 | 86.7% | 0 |
| July 2026 | 62 | 62 | 77.4% | 0 |