DL1436
DL1436 (Delta Air Lines) is a multi-stop service on 3 routes, busiest Appleton to Atlanta. Of 624 departures recorded from October 2024 to July 2026, 88.5% left on time, according to the US BTS.
- On-time departures88.5%of 624 flights
- Average delay11.8 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.4%
- Legs flown under this number3
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 | 3 | 31 | ▲ 933.3% |
| February | 26 | 28 | ▲ 7.7% |
| March | 31 | 31 | 0.0% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 182 | 212 | ▲ 16.5% |
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 | 66.7% | 54.8% | ▼ 17.7% |
| February | 73.1% | 92.9% | ▲ 27.1% |
| March | 87.1% | 85.7% | ▼ 1.6% |
| April | 93.1% | 86.7% | ▼ 6.9% |
| May | 93.6% | 93.6% | 0.0% |
| June | 93.3% | 90.0% | ▼ 3.6% |
| July | 100.0% | 100.0% | 0.0% |
| August | 93.6% | – | – |
| September | 100.0% | – | – |
| October | 90.3% | – | in progress |
| November | 85.2% | – | – |
| December | 75.9% | – | – |
| Year-to-date average (Jan–Jul) | 86.7% | 86.2% | ▼ 0.5% |
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 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 3 | – |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 2 | – | – |
| December | 2 | – | – |
| Year to date (Jan–Jul) | 1 | 4 | ▲ 300.0% |
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 98.6% 615
- Cancelled 1.4% 9
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 |
|---|---|---|---|---|
| ATW ATL Appleton International Airport – Hartsfield Jackson Atlanta International Airport | 1,233 | 12.2 min | 89.3% | 577 |
| GSO ATL Piedmont Triad International Airport – Hartsfield Jackson Atlanta International Airport | 493 | 7.5 min | 79.4% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 95.0% | 0 |
| November 2024 | 29 | 29 | 89.7% | 0 |
| December 2024 | 29 | 29 | 86.2% | 0 |
| January 2025 | 3 | 3 | 66.7% | 0 |
| February 2025 | 26 | 26 | 73.1% | 0 |
| March 2025 | 31 | 31 | 87.1% | 0 |
| April 2025 | 30 | 29 | 93.1% | 1 |
| May 2025 | 31 | 31 | 93.6% | 0 |
| June 2025 | 30 | 30 | 93.3% | 0 |
| July 2025 | 31 | 31 | 100.0% | 0 |
| August 2025 | 31 | 31 | 93.6% | 0 |
| September 2025 | 30 | 30 | 100.0% | 0 |
| October 2025 | 31 | 31 | 90.3% | 0 |
| November 2025 | 29 | 27 | 85.2% | 2 |
| December 2025 | 31 | 29 | 75.9% | 2 |
| January 2026 | 31 | 31 | 54.8% | 0 |
| February 2026 | 28 | 28 | 92.9% | 0 |
| March 2026 | 31 | 28 | 85.7% | 3 |
| April 2026 | 30 | 30 | 86.7% | 0 |
| May 2026 | 31 | 31 | 93.6% | 0 |
| June 2026 | 30 | 30 | 90.0% | 0 |
| July 2026 | 31 | 30 | 100.0% | 1 |