DL1225
DL1225 (Delta Air Lines) is a multi-stop service on 4 routes, busiest Detroit to Fort Myers. Of 944 departures recorded from October 2024 to July 2026, 82.8% left on time, according to the US BTS.
- On-time departures82.8%of 944 flights
- Average delay13.6 min
- July 202631▼ 50.0%vs July 2025
- Cancelled2.0%
- 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 | 57 | 31 | ▼ 45.6% |
| February | 56 | 45 | ▼ 19.6% |
| March | 39 | 62 | ▲ 59.0% |
| April | 30 | 42 | ▲ 40.0% |
| May | 31 | 56 | ▲ 80.6% |
| June | 53 | 36 | ▼ 32.1% |
| July | 62 | 31 | ▼ 50.0% |
| August | 62 | – | – |
| September | 52 | – | – |
| October | 60 | – | in progress |
| November | 48 | – | – |
| December | 44 | – | – |
| Year to date (Jan–Jul) | 328 | 303 | ▼ 7.6% |
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 | 92.7% | 69.0% | ▼ 25.6% |
| February | 91.1% | 77.8% | ▼ 14.6% |
| March | 92.3% | 63.9% | ▼ 30.7% |
| April | 96.7% | 76.2% | ▼ 21.2% |
| May | 87.1% | 76.4% | ▼ 12.3% |
| June | 68.6% | 86.1% | ▲ 25.5% |
| July | 84.8% | 87.1% | ▲ 2.8% |
| August | 85.0% | – | – |
| September | 90.4% | – | – |
| October | 86.2% | – | in progress |
| November | 84.4% | – | – |
| December | 81.4% | – | – |
| Year-to-date average (Jan–Jul) | 87.6% | 76.6% | ▼ 12.5% |
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 | 2 | 0.0% |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 1 | – |
| June | 2 | 0 | ▼ 100.0% |
| July | 3 | 0 | ▼ 100.0% |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 2 | – | in progress |
| November | 3 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 7 | 4 | ▼ 42.9% |
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 98.0% 925
- Cancelled 2.0% 19
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DTW RSW Detroit Metropolitan Wayne County Airport – Southwest Florida International Airport | 1,750 | 10.8 min | 83.9% | 551 |
| RSW DTW Southwest Florida International Airport – Detroit Metropolitan Wayne County Airport | 1,750 | 18.6 min | 80.8% | 325 |
| GNV ATL Gainesville Regional Airport – Hartsfield Jackson Atlanta International Airport | 484 | 8.4 min | 87.9% | 34 |
| DTW ATL Detroit Metropolitan Wayne County Airport – Hartsfield Jackson Atlanta International Airport | 958 | 17.4 min | 79.4% | 34 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 14 | 14 | 78.6% | 0 |
| November 2024 | 13 | 13 | 84.6% | 0 |
| December 2024 | 20 | 20 | 90.0% | 0 |
| January 2025 | 57 | 55 | 92.7% | 2 |
| February 2025 | 56 | 56 | 91.1% | 0 |
| March 2025 | 39 | 39 | 92.3% | 0 |
| April 2025 | 30 | 30 | 96.7% | 0 |
| May 2025 | 31 | 31 | 87.1% | 0 |
| June 2025 | 53 | 51 | 68.6% | 2 |
| July 2025 | 62 | 59 | 84.8% | 3 |
| August 2025 | 62 | 60 | 85.0% | 2 |
| September 2025 | 52 | 52 | 90.4% | 0 |
| October 2025 | 60 | 58 | 86.2% | 2 |
| November 2025 | 48 | 45 | 84.4% | 3 |
| December 2025 | 44 | 43 | 81.4% | 1 |
| January 2026 | 31 | 29 | 69.0% | 2 |
| February 2026 | 45 | 45 | 77.8% | 0 |
| March 2026 | 62 | 61 | 63.9% | 1 |
| April 2026 | 42 | 42 | 76.2% | 0 |
| May 2026 | 56 | 55 | 76.4% | 1 |
| June 2026 | 36 | 36 | 86.1% | 0 |
| July 2026 | 31 | 31 | 87.1% | 0 |