DL2135
DL2135 (Delta Air Lines) is a multi-stop service on 10 routes, busiest Atlanta to Charlotte. Of 709 departures recorded from October 2024 to July 2026, 77.7% left on time, according to the US BTS.
- On-time departures77.7%of 709 flights
- Average delay14.2 min
- July 202662▲ 3.3%vs July 2025
- Cancelled0.9%
- Legs flown under this number10
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 | 5 | 23 | ▲ 360.0% |
| February | – | 27 | – |
| March | 23 | 7 | ▼ 69.6% |
| April | 28 | 36 | ▲ 28.6% |
| May | 22 | 62 | ▲ 181.8% |
| June | 50 | 60 | ▲ 20.0% |
| July | 60 | 62 | ▲ 3.3% |
| August | 41 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
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 | 80.0% | 90.9% | ▲ 13.6% |
| February | – | 85.2% | – |
| March | 73.9% | 66.7% | ▼ 9.8% |
| April | 75.0% | 77.8% | ▲ 3.7% |
| May | 81.8% | 96.8% | ▲ 18.3% |
| June | 38.3% | 83.3% | ▲ 117.6% |
| July | 61.7% | 67.7% | ▲ 9.8% |
| August | 73.2% | – | – |
| September | 80.0% | – | – |
| October | 90.3% | – | in progress |
| November | 76.7% | – | – |
| December | 76.7% | – | – |
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 | 1 | – |
| February | – | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 3 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
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% 703
- Cancelled 0.8% 6
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
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ATL CLT Hartsfield Jackson Atlanta International Airport – Charlotte Douglas International Airport | 365 | 11.9 min | 73.6% | 194 |
| IAD ATL Washington Dulles International Airport – Hartsfield Jackson Atlanta International Airport | 859 | 22.2 min | 79.0% | 114 |
| ATL IAD Hartsfield Jackson Atlanta International Airport – Washington Dulles International Airport | 859 | 9.0 min | 84.2% | 114 |
| PHX DTW Phoenix Sky Harbor International Airport – Detroit Metropolitan Wayne County Airport | 2,683 | -2.8 min | 96.8% | 64 |
| CLT ATL Charlotte Douglas International Airport – Hartsfield Jackson Atlanta International Airport | 365 | 39.1 min | 45.9% | 63 |
| ATL SAT Hartsfield Jackson Atlanta International Airport – San Antonio International Airport | 1,405 | 6.1 min | 86.1% | 45 |
| DJT ATL President Donald J. Trump International Airport – Hartsfield Jackson Atlanta International Airport | 878 | 5.0 min | 86.8% | 38 |
| MCO DTW Orlando International Airport – Detroit Metropolitan Wayne County Airport | 1,544 | 33.3 min | 72.2% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 30 | 30 | 96.7% | 0 |
| December 2024 | 31 | 31 | 87.1% | 0 |
| January 2025 | 5 | 5 | 80.0% | 0 |
| March 2025 | 23 | 23 | 73.9% | 0 |
| April 2025 | 28 | 28 | 75.0% | 0 |
| May 2025 | 22 | 22 | 81.8% | 0 |
| June 2025 | 50 | 47 | 38.3% | 3 |
| July 2025 | 60 | 60 | 61.7% | 0 |
| August 2025 | 41 | 41 | 73.2% | 0 |
| September 2025 | 30 | 30 | 80.0% | 0 |
| October 2025 | 31 | 31 | 90.3% | 0 |
| November 2025 | 30 | 30 | 76.7% | 0 |
| December 2025 | 31 | 30 | 76.7% | 1 |
| January 2026 | 23 | 22 | 90.9% | 1 |
| February 2026 | 27 | 27 | 85.2% | 0 |
| March 2026 | 7 | 6 | 66.7% | 1 |
| April 2026 | 36 | 36 | 77.8% | 0 |
| May 2026 | 62 | 62 | 96.8% | 0 |
| June 2026 | 60 | 60 | 83.3% | 0 |
| July 2026 | 62 | 62 | 67.7% | 0 |