DL1507
DL1507 (Delta Air Lines) is a multi-stop service on 7 routes, busiest Atlanta to Colorado Springs. Of 505 departures recorded from October 2024 to June 2026, 78.3% left on time, according to the US BTS.
- On-time departures78.3%of 505 flights
- Average delay11.9 min
- June 20266▼ 80.0%vs June 2025
- Cancelled2.4%
- Legs flown under this number7
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 26 | 19 | ▼ 26.9% |
| February | 28 | 14 | ▼ 50.0% |
| March | 31 | 25 | ▼ 19.4% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 30 | 6 | ▼ 80.0% |
| July | 31 | – | – |
| August | 29 | – | – |
| September | 23 | – | – |
| October | 27 | – | in progress |
| November | 28 | – | – |
| December | 14 | – | – |
| Year to date (Jan–Jun) | 176 | 125 | ▼ 29.0% |
according to the US BTS · October 2024 → June 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 periods18 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 66.7% | 100.0% | ▲ 50.0% |
| February | 78.6% | 100.0% | ▲ 27.3% |
| March | 74.2% | 66.7% | ▼ 10.1% |
| April | 76.7% | 85.7% | ▲ 11.8% |
| May | 93.6% | 93.6% | 0.0% |
| June | 43.3% | 83.3% | ▲ 92.3% |
| July | 56.7% | – | – |
| August | 72.4% | – | – |
| September | 95.7% | – | – |
| October | 85.2% | – | in progress |
| November | 85.2% | – | – |
| December | 71.4% | – | – |
| Year-to-date average (Jan–Jun) | 72.2% | 88.2% | ▲ 22.2% |
according to the US BTS · October 2024 → June 2026
Average departure delay by month
according to the US BTS · October 2024 → June 2026
Cancelled departures by month
The most recent periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 2 | 4 | ▲ 100.0% |
| February | 0 | 1 | – |
| March | 0 | 1 | – |
| April | 0 | 2 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jun) | 2 | 8 | ▲ 300.0% |
according to the US BTS · October 2024 → June 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 97.6% 493
- Cancelled 2.4% 12
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jun 6, 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 COS Hartsfield Jackson Atlanta International Airport – City of Colorado Springs Municipal Airport | 1,903 | 12.4 min | 75.5% | 367 |
| TPA JFK Tampa International Airport – John F. Kennedy International Airport | 1,620 | 16.7 min | 70.6% | 36 |
| CHA ATL Chattanooga Metropolitan Airport (Lovell Field) – Hartsfield Jackson Atlanta International Airport | 171 | 21.5 min | 90.3% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 80.0% | 0 |
| November 2024 | 30 | 30 | 83.3% | 0 |
| December 2024 | 2 | 2 | 50.0% | 0 |
| January 2025 | 26 | 24 | 66.7% | 2 |
| February 2025 | 28 | 28 | 78.6% | 0 |
| March 2025 | 31 | 31 | 74.2% | 0 |
| April 2025 | 30 | 30 | 76.7% | 0 |
| May 2025 | 31 | 31 | 93.6% | 0 |
| June 2025 | 30 | 30 | 43.3% | 0 |
| July 2025 | 31 | 30 | 56.7% | 1 |
| August 2025 | 29 | 29 | 72.4% | 0 |
| September 2025 | 23 | 23 | 95.7% | 0 |
| October 2025 | 27 | 27 | 85.2% | 0 |
| November 2025 | 28 | 27 | 85.2% | 1 |
| December 2025 | 14 | 14 | 71.4% | 0 |
| January 2026 | 19 | 15 | 100.0% | 4 |
| February 2026 | 14 | 13 | 100.0% | 1 |
| March 2026 | 25 | 24 | 66.7% | 1 |
| April 2026 | 30 | 28 | 85.7% | 2 |
| May 2026 | 31 | 31 | 93.6% | 0 |
| June 2026 | 6 | 6 | 83.3% | 0 |