DL3145
DL3145 (Delta Air Lines) is a multi-stop service on 6 routes, busiest Louisville to Atlanta. Of 498 departures recorded from October 2024 to July 2026, 85.6% left on time, according to the US BTS.
- On-time departures85.6%of 498 flights
- Average delay7.0 min
- July 202631▲ 6.9%vs July 2025
- Cancelled0.8%
- Legs flown under this number6
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 25 | – |
| February | 2 | 11 | ▲ 450.0% |
| March | 23 | – | – |
| April | 30 | 18 | ▼ 40.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 29 | 31 | ▲ 6.9% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 19 | – | – |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 80.0% | – |
| February | 0.0% | 72.7% | – |
| March | 91.3% | – | – |
| April | 93.3% | 88.9% | ▼ 4.8% |
| May | 71.0% | 80.7% | ▲ 13.6% |
| June | 86.2% | 66.7% | ▼ 22.7% |
| July | 89.7% | 63.3% | ▼ 29.4% |
| August | 93.6% | – | – |
| September | 96.7% | – | – |
| October | 96.8% | – | in progress |
| November | 100.0% | – | – |
| December | 100.0% | – | – |
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 periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | 1 | 0 | ▼ 100.0% |
| March | 0 | – | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 1 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| 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 99.2% 494
- Cancelled 0.8% 4
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SDF ATL Louisville Muhammad Ali International Airport – Hartsfield Jackson Atlanta International Airport | 518 | 7.6 min | 83.5% | 194 |
| GSP ATL Greenville-Spartanburg International Airport – Hartsfield Jackson Atlanta International Airport | 247 | -0.8 min | 95.3% | 192 |
| DTW BHM Detroit Metropolitan Wayne County Airport – Birmingham-Shuttlesworth International Airport | 1,007 | 22.0 min | 68.2% | 86 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 29 | 29 | 89.7% | 0 |
| December 2024 | 18 | 18 | 77.8% | 0 |
| February 2025 | 2 | 1 | 0.0% | 1 |
| March 2025 | 23 | 23 | 91.3% | 0 |
| April 2025 | 30 | 30 | 93.3% | 0 |
| May 2025 | 31 | 31 | 71.0% | 0 |
| June 2025 | 30 | 29 | 86.2% | 1 |
| July 2025 | 29 | 29 | 89.7% | 0 |
| August 2025 | 31 | 31 | 93.6% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 31 | 31 | 96.8% | 0 |
| November 2025 | 29 | 28 | 100.0% | 1 |
| December 2025 | 19 | 19 | 100.0% | 0 |
| January 2026 | 25 | 25 | 80.0% | 0 |
| February 2026 | 11 | 11 | 72.7% | 0 |
| April 2026 | 18 | 18 | 88.9% | 0 |
| May 2026 | 31 | 31 | 80.7% | 0 |
| June 2026 | 30 | 30 | 66.7% | 0 |
| July 2026 | 31 | 30 | 63.3% | 1 |