DL1438
DL1438 (Delta Air Lines) is a multi-stop service on 5 routes, busiest New York to Miami. Of 847 departures recorded from October 2024 to July 2026, 76.9% left on time, according to the US BTS.
- On-time departures76.9%of 847 flights
- Average delay15.3 min
- July 202662▲ 106.7%vs July 2025
- Cancelled1.5%
- Legs flown under this number5
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 45 | 25 | ▼ 44.4% |
| February | 40 | 45 | ▲ 12.5% |
| March | 53 | 62 | ▲ 17.0% |
| April | 56 | 60 | ▲ 7.1% |
| May | 36 | 62 | ▲ 72.2% |
| June | 30 | 60 | ▲ 100.0% |
| July | 30 | 62 | ▲ 106.7% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 4 | – | – |
| December | – | – | – |
| Year to date (Jan–Jul) | 290 | 376 | ▲ 29.7% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 88.0% | ▲ 32.0% |
| February | 55.0% | 86.7% | ▲ 57.6% |
| March | 54.9% | 86.7% | ▲ 57.9% |
| April | 70.9% | 87.9% | ▲ 24.0% |
| May | 72.2% | 96.7% | ▲ 33.9% |
| June | 37.9% | 95.0% | ▲ 150.5% |
| July | 63.0% | 87.1% | ▲ 38.3% |
| August | 77.4% | – | – |
| September | 90.0% | – | – |
| October | 83.9% | – | in progress |
| November | 75.0% | – | – |
| December | – | – | – |
| Year-to-date average (Jan–Jul) | 60.1% | 89.7% | ▲ 49.3% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 2 | 2 | 0.0% |
| April | 1 | 2 | ▲ 100.0% |
| May | 0 | 2 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 3 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | – | – | – |
| Year to date (Jan–Jul) | 7 | 6 | ▼ 14.3% |
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% 834
- Cancelled 1.5% 13
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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| JFK MIA John F. Kennedy International Airport – Miami International Airport | 1,757 | 25.5 min | 70.2% | 380 |
| SJC LAX Mineta San Jose International Airport – Los Angeles International Airport | 496 | -5.3 min | 93.4% | 170 |
| LAX SJC Los Angeles International Airport – Mineta San Jose International Airport | 496 | -0.5 min | 86.2% | 170 |
| MIA JFK Miami International Airport – John F. Kennedy International Airport | 1,757 | 43.8 min | 50.6% | 92 |
| IND DTW Indianapolis International Airport – Detroit Metropolitan Wayne County Airport | 372 | 8.5 min | 91.4% | 35 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 75.0% | 0 |
| November 2024 | 30 | 30 | 76.7% | 0 |
| December 2024 | 35 | 35 | 48.6% | 0 |
| January 2025 | 45 | 45 | 66.7% | 0 |
| February 2025 | 40 | 40 | 55.0% | 0 |
| March 2025 | 53 | 51 | 54.9% | 2 |
| April 2025 | 56 | 55 | 70.9% | 1 |
| May 2025 | 36 | 36 | 72.2% | 0 |
| June 2025 | 30 | 29 | 37.9% | 1 |
| July 2025 | 30 | 27 | 63.0% | 3 |
| August 2025 | 31 | 31 | 77.4% | 0 |
| September 2025 | 30 | 30 | 90.0% | 0 |
| October 2025 | 31 | 31 | 83.9% | 0 |
| November 2025 | 4 | 4 | 75.0% | 0 |
| January 2026 | 25 | 25 | 88.0% | 0 |
| February 2026 | 45 | 45 | 86.7% | 0 |
| March 2026 | 62 | 60 | 86.7% | 2 |
| April 2026 | 60 | 58 | 87.9% | 2 |
| May 2026 | 62 | 60 | 96.7% | 2 |
| June 2026 | 60 | 60 | 95.0% | 0 |
| July 2026 | 62 | 62 | 87.1% | 0 |