DL1642
DL1642 (Delta Air Lines) is a multi-stop service on 5 routes, busiest Atlanta to Valparaiso. Of 1,049 departures recorded from October 2024 to July 2026, 85.0% left on time, according to the US BTS.
- On-time departures85.0%of 1,049 flights
- Average delay8.0 min
- July 202662▲ 0.0%vs July 2025
- Cancelled1.2%
- 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 | 10 | 60 | ▲ 500.0% |
| February | – | 56 | – |
| March | 46 | 38 | ▼ 17.4% |
| April | 26 | 30 | ▲ 15.4% |
| May | 50 | 32 | ▼ 36.0% |
| June | 60 | 54 | ▼ 10.0% |
| July | 62 | 62 | 0.0% |
| August | 62 | – | – |
| September | 60 | – | – |
| October | 62 | – | in progress |
| November | 59 | – | – |
| December | 58 | – | – |
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 | 100.0% | 82.1% | ▼ 17.9% |
| February | – | 91.1% | – |
| March | 82.6% | 75.7% | ▼ 8.4% |
| April | 92.3% | 86.2% | ▼ 6.6% |
| May | 82.0% | 84.4% | ▲ 2.9% |
| June | 81.7% | 64.2% | ▼ 21.5% |
| July | 100.0% | 50.0% | ▼ 50.0% |
| August | 93.6% | – | – |
| September | 100.0% | – | – |
| October | 95.2% | – | in progress |
| November | 96.4% | – | – |
| December | 79.3% | – | – |
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 | 4 | – |
| February | – | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 1 | – |
| May | 0 | 0 | – |
| June | 0 | 1 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 4 | – | – |
| December | 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 98.8% 1,036
- Cancelled 1.2% 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 |
|---|---|---|---|---|
| ATL VPS Hartsfield Jackson Atlanta International Airport – Destin-Fort Walton Beach Airport | 402 | 2.5 min | 88.9% | 484 |
| VPS ATL Destin-Fort Walton Beach Airport – Hartsfield Jackson Atlanta International Airport | 402 | 2.8 min | 88.5% | 424 |
| MCO ATL Orlando International Airport – Hartsfield Jackson Atlanta International Airport | 651 | 68.4 min | 44.4% | 55 |
| ATL MCO Hartsfield Jackson Atlanta International Airport – Orlando International Airport | 651 | 34.6 min | 63.6% | 55 |
| TPA JFK Tampa International Airport – John F. Kennedy International Airport | 1,620 | 11.1 min | 87.1% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 97.5% | 0 |
| November 2024 | 60 | 60 | 90.0% | 0 |
| December 2024 | 62 | 60 | 76.7% | 2 |
| January 2025 | 10 | 10 | 100.0% | 0 |
| March 2025 | 46 | 46 | 82.6% | 0 |
| April 2025 | 26 | 26 | 92.3% | 0 |
| May 2025 | 50 | 50 | 82.0% | 0 |
| June 2025 | 60 | 60 | 81.7% | 0 |
| July 2025 | 62 | 62 | 100.0% | 0 |
| August 2025 | 62 | 62 | 93.6% | 0 |
| September 2025 | 60 | 60 | 100.0% | 0 |
| October 2025 | 62 | 62 | 95.2% | 0 |
| November 2025 | 59 | 55 | 96.4% | 4 |
| December 2025 | 58 | 58 | 79.3% | 0 |
| January 2026 | 60 | 56 | 82.1% | 4 |
| February 2026 | 56 | 56 | 91.1% | 0 |
| March 2026 | 38 | 37 | 75.7% | 1 |
| April 2026 | 30 | 29 | 86.2% | 1 |
| May 2026 | 32 | 32 | 84.4% | 0 |
| June 2026 | 54 | 53 | 64.2% | 1 |
| July 2026 | 62 | 62 | 50.0% | 0 |