DL1485
DL1485 (Delta Air Lines) is a multi-stop service on 5 routes, busiest Atlanta to St Louis. Of 999 departures recorded from October 2024 to July 2026, 84.0% left on time, according to the US BTS.
- On-time departures84.0%of 999 flights
- Average delay7.5 min
- July 20261▼ 98.2%vs July 2025
- Cancelled0.9%
- Legs flown under this number5
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 | 62 | 49 | ▼ 21.0% |
| February | 56 | 37 | ▼ 33.9% |
| March | 62 | 35 | ▼ 43.5% |
| April | 32 | 30 | ▼ 6.3% |
| May | 51 | 56 | ▲ 9.8% |
| June | 37 | 12 | ▼ 67.6% |
| July | 56 | 1 | ▼ 98.2% |
| August | 62 | – | – |
| September | 60 | – | – |
| October | 60 | – | in progress |
| November | 56 | – | – |
| December | 62 | – | – |
| Year to date (Jan–Jul) | 356 | 220 | ▼ 38.2% |
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 | 80.7% | 91.7% | ▲ 13.7% |
| February | 76.8% | 78.4% | ▲ 2.1% |
| March | 82.3% | 79.4% | ▼ 3.5% |
| April | 65.6% | 86.7% | ▲ 32.1% |
| May | 74.5% | 83.9% | ▲ 12.6% |
| June | 81.1% | 100.0% | ▲ 23.3% |
| July | 72.7% | 0.0% | ▼ 100.0% |
| August | 85.0% | – | – |
| September | 95.0% | – | – |
| October | 93.3% | – | in progress |
| November | 83.9% | – | – |
| December | 91.4% | – | – |
| Year-to-date average (Jan–Jul) | 76.2% | 74.3% | ▼ 2.5% |
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 | 0 | 1 | – |
| February | 0 | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 4 | – | – |
| Year to date (Jan–Jul) | 1 | 2 | ▲ 100.0% |
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 99.1% 990
- Cancelled 0.9% 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 STL Hartsfield Jackson Atlanta International Airport – St. Louis Lambert International Airport | 779 | 5.7 min | 86.2% | 510 |
| STL ATL St. Louis Lambert International Airport – Hartsfield Jackson Atlanta International Airport | 779 | 9.9 min | 81.2% | 445 |
| RSW DTW Southwest Florida International Airport – Detroit Metropolitan Wayne County Airport | 1,750 | 4.4 min | 88.6% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 40 | 40 | 92.5% | 0 |
| November 2024 | 39 | 39 | 97.4% | 0 |
| December 2024 | 44 | 44 | 79.6% | 0 |
| January 2025 | 62 | 62 | 80.7% | 0 |
| February 2025 | 56 | 56 | 76.8% | 0 |
| March 2025 | 62 | 62 | 82.3% | 0 |
| April 2025 | 32 | 32 | 65.6% | 0 |
| May 2025 | 51 | 51 | 74.5% | 0 |
| June 2025 | 37 | 37 | 81.1% | 0 |
| July 2025 | 56 | 55 | 72.7% | 1 |
| August 2025 | 62 | 60 | 85.0% | 2 |
| September 2025 | 60 | 60 | 95.0% | 0 |
| October 2025 | 60 | 60 | 93.3% | 0 |
| November 2025 | 56 | 56 | 83.9% | 0 |
| December 2025 | 62 | 58 | 91.4% | 4 |
| January 2026 | 49 | 48 | 91.7% | 1 |
| February 2026 | 37 | 37 | 78.4% | 0 |
| March 2026 | 35 | 34 | 79.4% | 1 |
| April 2026 | 30 | 30 | 86.7% | 0 |
| May 2026 | 56 | 56 | 83.9% | 0 |
| June 2026 | 12 | 12 | 100.0% | 0 |
| July 2026 | 1 | 1 | 0.0% | 0 |