DL1604
DL1604 (Delta Air Lines) is a multi-stop service on 7 routes, busiest Greensboro to Atlanta. Of 555 departures recorded from October 2024 to July 2026, 75.7% left on time, according to the US BTS.
- On-time departures75.7%of 555 flights
- Average delay14.3 min
- July 202635▼ 14.6%vs July 2025
- Cancelled3.1%
- Legs flown under this number7
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 | 15 | 7 | ▼ 53.3% |
| February | 28 | 12 | ▼ 57.1% |
| March | 22 | 17 | ▼ 22.7% |
| April | 22 | 19 | ▼ 13.6% |
| May | 17 | 28 | ▲ 64.7% |
| June | 28 | 39 | ▲ 39.3% |
| July | 41 | 35 | ▼ 14.6% |
| August | 45 | – | – |
| September | 42 | – | – |
| October | 47 | – | in progress |
| November | 38 | – | – |
| December | 29 | – | – |
| Year to date (Jan–Jul) | 173 | 157 | ▼ 9.2% |
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 | 80.0% | 80.0% | 0.0% |
| February | 89.3% | 91.7% | ▲ 2.7% |
| March | 76.2% | 76.5% | ▲ 0.4% |
| April | 86.4% | 84.2% | ▼ 2.5% |
| May | 41.2% | 88.9% | ▲ 115.9% |
| June | 56.0% | 75.7% | ▲ 35.1% |
| July | 70.7% | 40.0% | ▼ 43.4% |
| August | 79.1% | – | – |
| September | 78.6% | – | – |
| October | 84.4% | – | in progress |
| November | 77.8% | – | – |
| December | 74.1% | – | – |
| Year-to-date average (Jan–Jul) | 71.4% | 76.7% | ▲ 7.4% |
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 | 0 | 2 | – |
| February | 0 | 0 | – |
| March | 1 | 0 | ▼ 100.0% |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 3 | 2 | ▼ 33.3% |
| July | 0 | 0 | – |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 2 | – | in progress |
| November | 2 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 4 | 5 | ▲ 25.0% |
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 96.9% 538
- Cancelled 3.1% 17
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| GSO ATL Piedmont Triad International Airport – Hartsfield Jackson Atlanta International Airport | 493 | 15.7 min | 74.7% | 268 |
| ATL GSO Hartsfield Jackson Atlanta International Airport – Piedmont Triad International Airport | 493 | 15.6 min | 73.8% | 243 |
| FLL DTW Fort Lauderdale Hollywood International Airport – Detroit Metropolitan Wayne County Airport | 1,819 | 1.0 min | 90.3% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 8 | 8 | 87.5% | 0 |
| November 2024 | 7 | 7 | 85.7% | 0 |
| December 2024 | 9 | 9 | 100.0% | 0 |
| January 2025 | 15 | 15 | 80.0% | 0 |
| February 2025 | 28 | 28 | 89.3% | 0 |
| March 2025 | 22 | 21 | 76.2% | 1 |
| April 2025 | 22 | 22 | 86.4% | 0 |
| May 2025 | 17 | 17 | 41.2% | 0 |
| June 2025 | 28 | 25 | 56.0% | 3 |
| July 2025 | 41 | 41 | 70.7% | 0 |
| August 2025 | 45 | 43 | 79.1% | 2 |
| September 2025 | 42 | 42 | 78.6% | 0 |
| October 2025 | 47 | 45 | 84.4% | 2 |
| November 2025 | 38 | 36 | 77.8% | 2 |
| December 2025 | 29 | 27 | 74.1% | 2 |
| January 2026 | 7 | 5 | 80.0% | 2 |
| February 2026 | 12 | 12 | 91.7% | 0 |
| March 2026 | 17 | 17 | 76.5% | 0 |
| April 2026 | 19 | 19 | 84.2% | 0 |
| May 2026 | 28 | 27 | 88.9% | 1 |
| June 2026 | 39 | 37 | 75.7% | 2 |
| July 2026 | 35 | 35 | 40.0% | 0 |