DL991
DL991 (Delta Air Lines) flies Los Angeles to New York. Of 602 departures recorded from October 2024 to July 2026, 73.3% left on time, according to the US BTS.
- On-time departures73.3%of 602 flights
- Average delay21.1 min
- July 202617▼ 45.2%vs July 2025
- Cancelled1.2%
according to the US BTS · Oct 13, 2024 → Jul 29, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 30 | 25 | ▼ 16.7% |
| February | 28 | 27 | ▼ 3.6% |
| March | 31 | 31 | 0.0% |
| April | 30 | 30 | 0.0% |
| May | 31 | 26 | ▼ 16.1% |
| June | 30 | 18 | ▼ 40.0% |
| July | 31 | 17 | ▼ 45.2% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 28 | – | – |
| Year to date (Jan–Jul) | 211 | 174 | ▼ 17.5% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
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 | 79.3% | 62.5% | ▼ 21.2% |
| February | 46.4% | 60.0% | ▲ 29.2% |
| March | 74.2% | 71.0% | ▼ 4.3% |
| April | 76.7% | 93.3% | ▲ 21.7% |
| May | 71.0% | 80.0% | ▲ 12.7% |
| June | 56.7% | 61.1% | ▲ 7.8% |
| July | 83.9% | 81.3% | ▼ 3.1% |
| August | 64.5% | – | – |
| September | 83.3% | – | – |
| October | 74.2% | – | in progress |
| November | 72.4% | – | – |
| December | 81.5% | – | – |
| Year-to-date average (Jan–Jul) | 69.7% | 72.7% | ▲ 4.3% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Partial coverage: domestic flights only · 22 of 22 periods have data
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Partial coverage: domestic flights only · 22 of 22 periods have data
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 1 | 0.0% |
| February | 0 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 0 | 0 | – |
| July | 0 | 1 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 1 | 5 | ▲ 400.0% |
according to the US BTS · October 2024 → July 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
Cancellation share
- Not cancelled 98.8% 595
- Cancelled 1.2% 7
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 29, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| LAX JFK Los Angeles International Airport – John F. Kennedy International Airport | 3,974 | 21.1 min | 73.3% | 602 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 82.4% | 0 |
| November 2024 | 25 | 25 | 80.0% | 0 |
| December 2024 | 26 | 26 | 76.9% | 0 |
| January 2025 | 30 | 29 | 79.3% | 1 |
| February 2025 | 28 | 28 | 46.4% | 0 |
| March 2025 | 31 | 31 | 74.2% | 0 |
| April 2025 | 30 | 30 | 76.7% | 0 |
| May 2025 | 31 | 31 | 71.0% | 0 |
| June 2025 | 30 | 30 | 56.7% | 0 |
| July 2025 | 31 | 31 | 83.9% | 0 |
| August 2025 | 31 | 31 | 64.5% | 0 |
| September 2025 | 30 | 30 | 83.3% | 0 |
| October 2025 | 31 | 31 | 74.2% | 0 |
| November 2025 | 29 | 29 | 72.4% | 0 |
| December 2025 | 28 | 27 | 81.5% | 1 |
| January 2026 | 25 | 24 | 62.5% | 1 |
| February 2026 | 27 | 25 | 60.0% | 2 |
| March 2026 | 31 | 31 | 71.0% | 0 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 26 | 25 | 80.0% | 1 |
| June 2026 | 18 | 18 | 61.1% | 0 |
| July 2026 | 17 | 16 | 81.3% | 1 |