DL656
DL656 (Delta Air Lines) is a multi-stop service on 4 routes, busiest Atlanta to San Francisco. Of 483 departures recorded from October 2024 to July 2026, 75.2% left on time, according to the US BTS.
- On-time departures75.2%of 483 flights
- Average delay13.7 min
- July 202616▲ 0.0%vs July 2025
- Cancelled1.7%
- 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 | 27 | 31 | ▲ 14.8% |
| February | 22 | 28 | ▲ 27.3% |
| March | 29 | 21 | ▼ 27.6% |
| April | 29 | 18 | ▼ 37.9% |
| May | 19 | 18 | ▼ 5.3% |
| June | 19 | 15 | ▼ 21.1% |
| July | 16 | 16 | 0.0% |
| August | 27 | – | – |
| September | 29 | – | – |
| October | 28 | – | in progress |
| November | 22 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 161 | 147 | ▼ 8.7% |
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 | 80.8% | 77.4% | ▼ 4.1% |
| February | 63.6% | 78.6% | ▲ 23.5% |
| March | 85.7% | 73.7% | ▼ 14.0% |
| April | 71.4% | 100.0% | ▲ 40.0% |
| May | 68.4% | 72.2% | ▲ 5.6% |
| June | 66.7% | 86.7% | ▲ 30.0% |
| July | 68.8% | 37.5% | ▼ 45.5% |
| August | 74.1% | – | – |
| September | 93.1% | – | – |
| October | 88.9% | – | in progress |
| November | 77.3% | – | – |
| December | 53.3% | – | – |
| Year-to-date average (Jan–Jul) | 72.2% | 75.2% | ▲ 4.1% |
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 | 1 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 1 | 2 | ▲ 100.0% |
| April | 1 | 0 | ▼ 100.0% |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 4 | 2 | ▼ 50.0% |
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 98.3% 475
- Cancelled 1.7% 8
Share of all recorded flights in the period, all legs. · Oct 13, 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 SFO Hartsfield Jackson Atlanta International Airport – San Francisco International Airport | 3,435 | 14.7 min | 74.2% | 446 |
| PNS ATL Pensacola International Airport – Hartsfield Jackson Atlanta International Airport | 437 | -3.6 min | 90.6% | 32 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 8 | 8 | 87.5% | 0 |
| November 2024 | 10 | 10 | 70.0% | 0 |
| December 2024 | 20 | 20 | 70.0% | 0 |
| January 2025 | 27 | 26 | 80.8% | 1 |
| February 2025 | 22 | 22 | 63.6% | 0 |
| March 2025 | 29 | 28 | 85.7% | 1 |
| April 2025 | 29 | 28 | 71.4% | 1 |
| May 2025 | 19 | 19 | 68.4% | 0 |
| June 2025 | 19 | 18 | 66.7% | 1 |
| July 2025 | 16 | 16 | 68.8% | 0 |
| August 2025 | 27 | 27 | 74.1% | 0 |
| September 2025 | 29 | 29 | 93.1% | 0 |
| October 2025 | 28 | 27 | 88.9% | 1 |
| November 2025 | 22 | 22 | 77.3% | 0 |
| December 2025 | 31 | 30 | 53.3% | 1 |
| January 2026 | 31 | 31 | 77.4% | 0 |
| February 2026 | 28 | 28 | 78.6% | 0 |
| March 2026 | 21 | 19 | 73.7% | 2 |
| April 2026 | 18 | 18 | 100.0% | 0 |
| May 2026 | 18 | 18 | 72.2% | 0 |
| June 2026 | 15 | 15 | 86.7% | 0 |
| July 2026 | 16 | 16 | 37.5% | 0 |