DL1527
DL1527 (Delta Air Lines) is a multi-stop service on 2 routes, busiest Atlanta to West Palm Beach. Of 1,273 departures recorded from October 2024 to July 2026, 80.0% left on time, according to the US BTS.
- On-time departures80.0%of 1,273 flights
- Average delay10.5 min
- July 202662▲ 0.0%vs July 2025
- Cancelled1.3%
- 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 | 59 | 62 | ▲ 5.1% |
| April | 58 | 60 | ▲ 3.4% |
| 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) | 419 | 424 | ▲ 1.2% |
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 | 88.1% | 70.7% | ▼ 19.8% |
| February | 71.4% | 76.8% | ▲ 7.5% |
| March | 78.0% | 67.8% | ▼ 13.0% |
| April | 79.3% | 76.7% | ▼ 3.3% |
| May | 72.6% | 93.3% | ▲ 28.6% |
| June | 65.5% | 78.3% | ▲ 19.6% |
| July | 80.7% | 90.3% | ▲ 12.0% |
| August | 74.2% | – | – |
| September | 91.7% | – | – |
| October | 83.9% | – | in progress |
| November | 91.7% | – | – |
| December | 81.7% | – | – |
| Year-to-date average (Jan–Jul) | 76.5% | 79.1% | ▲ 3.4% |
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 | 3 | 4 | ▲ 33.3% |
| February | 0 | 0 | – |
| March | 0 | 3 | – |
| April | 0 | 0 | – |
| May | 0 | 2 | – |
| June | 2 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 5 | 9 | ▲ 80.0% |
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 98.7% 1,257
- Cancelled 1.3% 16
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 |
|---|---|---|---|---|
| ATL DJT Hartsfield Jackson Atlanta International Airport – President Donald J. Trump International Airport | 878 | 7.4 min | 84.0% | 658 |
| DJT ATL President Donald J. Trump International Airport – Hartsfield Jackson Atlanta International Airport | 878 | 13.8 min | 75.6% | 615 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 92.5% | 0 |
| November 2024 | 40 | 40 | 85.0% | 0 |
| December 2024 | 44 | 44 | 70.5% | 0 |
| January 2025 | 62 | 59 | 88.1% | 3 |
| February 2025 | 56 | 56 | 71.4% | 0 |
| March 2025 | 59 | 59 | 78.0% | 0 |
| April 2025 | 58 | 58 | 79.3% | 0 |
| May 2025 | 62 | 62 | 72.6% | 0 |
| June 2025 | 60 | 58 | 65.5% | 2 |
| July 2025 | 62 | 62 | 80.7% | 0 |
| August 2025 | 62 | 62 | 74.2% | 0 |
| September 2025 | 60 | 60 | 91.7% | 0 |
| October 2025 | 62 | 62 | 83.9% | 0 |
| November 2025 | 60 | 60 | 91.7% | 0 |
| December 2025 | 62 | 60 | 81.7% | 2 |
| January 2026 | 62 | 58 | 70.7% | 4 |
| February 2026 | 56 | 56 | 76.8% | 0 |
| March 2026 | 62 | 59 | 67.8% | 3 |
| April 2026 | 60 | 60 | 76.7% | 0 |
| May 2026 | 62 | 60 | 93.3% | 2 |
| June 2026 | 60 | 60 | 78.3% | 0 |
| July 2026 | 62 | 62 | 90.3% | 0 |