DL1757
DL1757 (Delta Air Lines) is a multi-stop service on 2 routes, busiest Atlanta to San Juan. Of 850 departures recorded from November 2024 to July 2026, 89.2% left on time, according to the US BTS.
- On-time departures89.2%of 850 flights
- Average delay3.6 min
- July 202662▲ 0.0%vs July 2025
- Cancelled0.7%
- Legs flown under this number2
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 62 | – |
| February | – | 56 | – |
| March | – | 62 | – |
| April | 30 | 48 | ▲ 60.0% |
| May | 60 | 60 | 0.0% |
| June | 60 | 60 | 0.0% |
| July | 62 | 62 | 0.0% |
| August | 38 | – | – |
| September | 8 | – | – |
| October | 28 | – | in progress |
| November | 54 | – | – |
| December | 62 | – | – |
according to the US BTS · November 2024 → July 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 90.0% | – |
| February | – | 89.3% | – |
| March | – | 83.9% | – |
| April | 96.7% | 87.5% | ▼ 9.5% |
| May | 83.3% | 95.0% | ▲ 14.0% |
| June | 89.7% | 96.7% | ▲ 7.8% |
| July | 80.7% | 91.9% | ▲ 14.0% |
| August | 92.1% | – | – |
| September | 100.0% | – | – |
| October | 85.7% | – | in progress |
| November | 90.7% | – | – |
| December | 88.3% | – | – |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · November 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 2 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 2 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 2 | – | – |
according to the US BTS · November 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 99.3% 844
- Cancelled 0.7% 6
Share of all recorded flights in the period, all legs. · Nov 11, 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 |
|---|---|---|---|---|
| ATL SJU Hartsfield Jackson Atlanta International Airport – Luis Munoz Marin International Airport | 2,491 | 2.9 min | 89.3% | 444 |
| SJU ATL Luis Munoz Marin International Airport – Hartsfield Jackson Atlanta International Airport | 2,491 | 4.3 min | 89.1% | 406 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 20 | 20 | 90.0% | 0 |
| December 2024 | 18 | 18 | 83.3% | 0 |
| April 2025 | 30 | 30 | 96.7% | 0 |
| May 2025 | 60 | 60 | 83.3% | 0 |
| June 2025 | 60 | 58 | 89.7% | 2 |
| July 2025 | 62 | 62 | 80.7% | 0 |
| August 2025 | 38 | 38 | 92.1% | 0 |
| September 2025 | 8 | 8 | 100.0% | 0 |
| October 2025 | 28 | 28 | 85.7% | 0 |
| November 2025 | 54 | 54 | 90.7% | 0 |
| December 2025 | 62 | 60 | 88.3% | 2 |
| January 2026 | 62 | 60 | 90.0% | 2 |
| February 2026 | 56 | 56 | 89.3% | 0 |
| March 2026 | 62 | 62 | 83.9% | 0 |
| April 2026 | 48 | 48 | 87.5% | 0 |
| May 2026 | 60 | 60 | 95.0% | 0 |
| June 2026 | 60 | 60 | 96.7% | 0 |
| July 2026 | 62 | 62 | 91.9% | 0 |