DL3177
DL3177 (Delta Air Lines) is a multi-stop service on 2 routes, busiest Atlanta to Charlotte. Of 656 departures recorded from October 2024 to July 2026, 83.5% left on time, according to the US BTS.
- On-time departures83.5%of 656 flights
- Average delay14.3 min
- July 202631▲ 0.0%vs July 2025
- Cancelled2.1%
- Legs flown under this number2
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 | 31 | 31 | 0.0% |
| February | 28 | 28 | 0.0% |
| March | 31 | 31 | 0.0% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 212 | 212 | 0.0% |
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 | 69.0% | 85.7% | ▲ 24.3% |
| February | 82.1% | 88.9% | ▲ 8.2% |
| March | 74.2% | 86.2% | ▲ 16.2% |
| April | 70.0% | 89.3% | ▲ 27.6% |
| May | 64.5% | 83.9% | ▲ 30.0% |
| June | 65.5% | 86.2% | ▲ 31.6% |
| July | 96.8% | 58.1% | ▼ 40.0% |
| August | 93.6% | – | – |
| September | 96.7% | – | – |
| October | 96.8% | – | in progress |
| November | 96.6% | – | – |
| December | 86.7% | – | – |
| Year-to-date average (Jan–Jul) | 74.6% | 82.6% | ▲ 10.8% |
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 | 2 | 3 | ▲ 50.0% |
| February | 0 | 1 | – |
| March | 0 | 2 | – |
| April | 0 | 2 | – |
| May | 0 | 0 | – |
| June | 1 | 1 | 0.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 3 | 9 | ▲ 200.0% |
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 97.9% 642
- Cancelled 2.1% 14
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
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ATL CLT Hartsfield Jackson Atlanta International Airport – Charlotte Douglas International Airport | 365 | 10.7 min | 79.6% | 461 |
| GPT ATL Gulfport Biloxi International Airport – Hartsfield Jackson Atlanta International Airport | 566 | 22.7 min | 92.7% | 195 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 29 | 29 | 96.6% | 0 |
| December 2024 | 30 | 30 | 76.7% | 0 |
| January 2025 | 31 | 29 | 69.0% | 2 |
| February 2025 | 28 | 28 | 82.1% | 0 |
| March 2025 | 31 | 31 | 74.2% | 0 |
| April 2025 | 30 | 30 | 70.0% | 0 |
| May 2025 | 31 | 31 | 64.5% | 0 |
| June 2025 | 30 | 29 | 65.5% | 1 |
| July 2025 | 31 | 31 | 96.8% | 0 |
| August 2025 | 31 | 31 | 93.6% | 0 |
| September 2025 | 30 | 30 | 96.7% | 0 |
| October 2025 | 31 | 31 | 96.8% | 0 |
| November 2025 | 30 | 29 | 96.6% | 1 |
| December 2025 | 31 | 30 | 86.7% | 1 |
| January 2026 | 31 | 28 | 85.7% | 3 |
| February 2026 | 28 | 27 | 88.9% | 1 |
| March 2026 | 31 | 29 | 86.2% | 2 |
| April 2026 | 30 | 28 | 89.3% | 2 |
| May 2026 | 31 | 31 | 83.9% | 0 |
| June 2026 | 30 | 29 | 86.2% | 1 |
| July 2026 | 31 | 31 | 58.1% | 0 |