DL3179
DL3179 (Delta Air Lines) is a multi-stop service on 4 routes, busiest Atlanta to Charleston. Of 810 departures recorded from October 2024 to July 2026, 80.8% left on time, according to the US BTS.
- On-time departures80.8%of 810 flights
- Average delay8.7 min
- July 202647▲ 51.6%vs July 2025
- Cancelled1.1%
- Legs flown under this number4
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 | 45 | 47 | ▲ 4.4% |
| February | 42 | 42 | 0.0% |
| March | 46 | 25 | ▼ 45.7% |
| April | 44 | 33 | ▼ 25.0% |
| May | 48 | 47 | ▼ 2.1% |
| June | 34 | 45 | ▲ 32.4% |
| July | 31 | 47 | ▲ 51.6% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 8 | – | – |
| December | 41 | – | – |
| Year to date (Jan–Jul) | 290 | 286 | ▼ 1.4% |
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 | 73.8% | 88.6% | ▲ 20.1% |
| February | 73.8% | 73.8% | 0.0% |
| March | 84.8% | 79.2% | ▼ 6.6% |
| April | 77.3% | 90.9% | ▲ 17.7% |
| May | 66.7% | 70.2% | ▲ 5.3% |
| June | 90.9% | 68.9% | ▼ 24.2% |
| July | 80.7% | 57.5% | ▼ 28.8% |
| August | 100.0% | – | – |
| September | 93.3% | – | – |
| October | 96.8% | – | in progress |
| November | 100.0% | – | – |
| December | 90.0% | – | – |
| Year-to-date average (Jan–Jul) | 78.3% | 75.6% | ▼ 3.4% |
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 | 3 | 3 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 4 | 4 | 0.0% |
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 98.9% 801
- Cancelled 1.1% 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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ATL CHS Hartsfield Jackson Atlanta International Airport – Charleston International Airport | 416 | 8.8 min | 78.8% | 403 |
| CHS ATL Charleston International Airport – Hartsfield Jackson Atlanta International Airport | 416 | 15.0 min | 75.8% | 232 |
| GSO ATL Piedmont Triad International Airport – Hartsfield Jackson Atlanta International Airport | 493 | -0.1 min | 92.9% | 172 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 23 | 23 | 95.7% | 0 |
| November 2024 | 27 | 27 | 85.2% | 0 |
| December 2024 | 43 | 43 | 86.1% | 0 |
| January 2025 | 45 | 42 | 73.8% | 3 |
| February 2025 | 42 | 42 | 73.8% | 0 |
| March 2025 | 46 | 46 | 84.8% | 0 |
| April 2025 | 44 | 44 | 77.3% | 0 |
| May 2025 | 48 | 48 | 66.7% | 0 |
| June 2025 | 34 | 33 | 90.9% | 1 |
| July 2025 | 31 | 31 | 80.7% | 0 |
| August 2025 | 31 | 31 | 100.0% | 0 |
| September 2025 | 30 | 30 | 93.3% | 0 |
| October 2025 | 31 | 31 | 96.8% | 0 |
| November 2025 | 8 | 8 | 100.0% | 0 |
| December 2025 | 41 | 40 | 90.0% | 1 |
| January 2026 | 47 | 44 | 88.6% | 3 |
| February 2026 | 42 | 42 | 73.8% | 0 |
| March 2026 | 25 | 24 | 79.2% | 1 |
| April 2026 | 33 | 33 | 90.9% | 0 |
| May 2026 | 47 | 47 | 70.2% | 0 |
| June 2026 | 45 | 45 | 68.9% | 0 |
| July 2026 | 47 | 47 | 57.5% | 0 |