DL1180
DL1180 (Delta Air Lines) is a multi-stop service on 4 routes, busiest Philadelphia to Atlanta. Of 623 departures recorded from October 2024 to July 2026, 87.4% left on time, according to the US BTS.
- On-time departures87.4%of 623 flights
- Average delay10.8 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.8%
- Legs flown under this number4
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 | 31 | 24 | ▼ 22.6% |
| February | 28 | 29 | ▲ 3.6% |
| March | 31 | 32 | ▲ 3.2% |
| April | 30 | 30 | 0.0% |
| May | 27 | 31 | ▲ 14.8% |
| June | 29 | 30 | ▲ 3.4% |
| July | 31 | 31 | 0.0% |
| August | 22 | – | – |
| September | 18 | – | – |
| October | 30 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 207 | 207 | 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 | 83.3% | 77.3% | ▼ 7.3% |
| February | 89.3% | 79.3% | ▼ 11.2% |
| March | 96.8% | 78.1% | ▼ 19.3% |
| April | 86.2% | 93.3% | ▲ 8.3% |
| May | 88.9% | 93.6% | ▲ 5.2% |
| June | 85.7% | 83.3% | ▼ 2.8% |
| July | 83.9% | 71.4% | ▼ 14.8% |
| August | 85.7% | – | – |
| September | 100.0% | – | – |
| October | 100.0% | – | in progress |
| November | 100.0% | – | – |
| December | 77.4% | – | – |
| Year-to-date average (Jan–Jul) | 87.7% | 82.3% | ▼ 6.1% |
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 | 1 | 2 | ▲ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 3 | – |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 5 | ▲ 66.7% |
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 98.2% 612
- Cancelled 1.8% 11
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PHL ATL Philadelphia International Airport – Hartsfield Jackson Atlanta International Airport | 1,072 | 10.6 min | 89.2% | 567 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 28 | 28 | 89.3% | 0 |
| December 2024 | 31 | 31 | 93.6% | 0 |
| January 2025 | 31 | 30 | 83.3% | 1 |
| February 2025 | 28 | 28 | 89.3% | 0 |
| March 2025 | 31 | 31 | 96.8% | 0 |
| April 2025 | 30 | 29 | 86.2% | 1 |
| May 2025 | 27 | 27 | 88.9% | 0 |
| June 2025 | 29 | 28 | 85.7% | 1 |
| July 2025 | 31 | 31 | 83.9% | 0 |
| August 2025 | 22 | 21 | 85.7% | 1 |
| September 2025 | 18 | 18 | 100.0% | 0 |
| October 2025 | 30 | 30 | 100.0% | 0 |
| November 2025 | 29 | 27 | 100.0% | 2 |
| December 2025 | 31 | 31 | 77.4% | 0 |
| January 2026 | 24 | 22 | 77.3% | 2 |
| February 2026 | 29 | 29 | 79.3% | 0 |
| March 2026 | 32 | 32 | 78.1% | 0 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 31 | 31 | 93.6% | 0 |
| June 2026 | 30 | 30 | 83.3% | 0 |
| July 2026 | 31 | 28 | 71.4% | 3 |