DL356
DL356 (Delta Air Lines) is a multi-stop service on 10 routes, busiest New York to Dallas-Fort Worth. Of 615 departures recorded from October 2024 to July 2026, 83.5% left on time, according to the US BTS.
- On-time departures83.5%of 615 flights
- Average delay9.3 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.5%
- Legs flown under this number10
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 | 30 | 31 | ▲ 3.3% |
| February | 28 | 28 | 0.0% |
| 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 | 44 | – | – |
| October | 8 | – | in progress |
| November | 1 | – | – |
| December | 28 | – | – |
| Year to date (Jan–Jul) | 211 | 212 | ▲ 0.5% |
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 | 75.9% | 76.7% | ▲ 1.1% |
| February | 85.2% | 67.9% | ▼ 20.3% |
| March | 83.9% | 76.7% | ▼ 8.6% |
| April | 86.7% | 76.7% | ▼ 11.5% |
| May | 83.3% | 96.8% | ▲ 16.1% |
| June | 86.7% | 100.0% | ▲ 15.4% |
| July | 76.7% | 76.7% | 0.0% |
| August | 87.1% | – | – |
| September | 81.4% | – | – |
| October | 100.0% | – | in progress |
| November | 100.0% | – | – |
| December | 77.8% | – | – |
| Year-to-date average (Jan–Jul) | 82.6% | 81.6% | ▼ 1.2% |
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 | 1 | 0.0% |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | 1 | 1 | 0.0% |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 4 | 3 | ▼ 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 98.5% 606
- Cancelled 1.5% 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 |
|---|---|---|---|---|
| JFK DFW John F. Kennedy International Airport – Dallas Fort Worth International Airport | 2,235 | 9.8 min | 85.1% | 314 |
| FLL SEA Fort Lauderdale Hollywood International Airport – Seattle–Tacoma International Airport | 4,368 | 9.3 min | 81.8% | 224 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 30 | 30 | 100.0% | 0 |
| December 2024 | 30 | 30 | 80.0% | 0 |
| January 2025 | 30 | 29 | 75.9% | 1 |
| February 2025 | 28 | 27 | 85.2% | 1 |
| March 2025 | 31 | 31 | 83.9% | 0 |
| April 2025 | 30 | 30 | 86.7% | 0 |
| May 2025 | 31 | 30 | 83.3% | 1 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 31 | 30 | 76.7% | 1 |
| August 2025 | 31 | 31 | 87.1% | 0 |
| September 2025 | 44 | 43 | 81.4% | 1 |
| October 2025 | 8 | 8 | 100.0% | 0 |
| November 2025 | 1 | 1 | 100.0% | 0 |
| December 2025 | 28 | 27 | 77.8% | 1 |
| January 2026 | 31 | 30 | 76.7% | 1 |
| February 2026 | 28 | 28 | 67.9% | 0 |
| March 2026 | 31 | 30 | 76.7% | 1 |
| April 2026 | 30 | 30 | 76.7% | 0 |
| May 2026 | 31 | 31 | 96.8% | 0 |
| June 2026 | 30 | 30 | 100.0% | 0 |
| July 2026 | 31 | 30 | 76.7% | 1 |