DL1660
DL1660 (Delta Air Lines) is a multi-stop service on 2 routes, busiest Atlanta to Kansas City. Of 1,113 departures recorded from October 2024 to July 2026, 84.5% left on time, according to the US BTS.
- On-time departures84.5%of 1,113 flights
- Average delay5.5 min
- July 202662▲ 0.0%vs July 2025
- Cancelled1.2%
- Legs flown under this number2
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 | 61 | ▼ 1.6% |
| February | 56 | 54 | ▼ 3.6% |
| March | 36 | 62 | ▲ 72.2% |
| April | 11 | 60 | ▲ 445.5% |
| May | 23 | 62 | ▲ 169.6% |
| June | 53 | 60 | ▲ 13.2% |
| July | 62 | 62 | 0.0% |
| August | 62 | – | – |
| September | 60 | – | – |
| October | 62 | – | in progress |
| November | 36 | – | – |
| December | 39 | – | – |
| Year to date (Jan–Jul) | 303 | 421 | ▲ 38.9% |
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 | 86.2% | 83.6% | ▼ 3.0% |
| February | 78.6% | 83.3% | ▲ 6.1% |
| March | 83.3% | 93.2% | ▲ 11.9% |
| April | 72.7% | 93.1% | ▲ 28.0% |
| May | 73.9% | 77.4% | ▲ 4.7% |
| June | 73.6% | 91.7% | ▲ 24.6% |
| July | 77.4% | 69.4% | ▼ 10.4% |
| August | 90.3% | – | – |
| September | 96.7% | – | – |
| October | 91.9% | – | in progress |
| November | 78.8% | – | – |
| December | 76.3% | – | – |
| Year-to-date average (Jan–Jul) | 78.0% | 84.5% | ▲ 8.4% |
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 | 4 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 0 | 3 | – |
| April | 0 | 2 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 3 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 4 | 5 | ▲ 25.0% |
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 98.8% 1,100
- Cancelled 1.2% 13
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
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ATL MCI Hartsfield Jackson Atlanta International Airport – Kansas City International Airport | 1,114 | 5.5 min | 84.8% | 582 |
| MCI ATL Kansas City International Airport – Hartsfield Jackson Atlanta International Airport | 1,114 | 5.5 min | 84.1% | 531 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 90.0% | 0 |
| November 2024 | 48 | 48 | 91.7% | 0 |
| December 2024 | 62 | 62 | 87.1% | 0 |
| January 2025 | 62 | 58 | 86.2% | 4 |
| February 2025 | 56 | 56 | 78.6% | 0 |
| March 2025 | 36 | 36 | 83.3% | 0 |
| April 2025 | 11 | 11 | 72.7% | 0 |
| May 2025 | 23 | 23 | 73.9% | 0 |
| June 2025 | 53 | 53 | 73.6% | 0 |
| July 2025 | 62 | 62 | 77.4% | 0 |
| August 2025 | 62 | 62 | 90.3% | 0 |
| September 2025 | 60 | 60 | 96.7% | 0 |
| October 2025 | 62 | 62 | 91.9% | 0 |
| November 2025 | 36 | 33 | 78.8% | 3 |
| December 2025 | 39 | 38 | 76.3% | 1 |
| January 2026 | 61 | 61 | 83.6% | 0 |
| February 2026 | 54 | 54 | 83.3% | 0 |
| March 2026 | 62 | 59 | 93.2% | 3 |
| April 2026 | 60 | 58 | 93.1% | 2 |
| May 2026 | 62 | 62 | 77.4% | 0 |
| June 2026 | 60 | 60 | 91.7% | 0 |
| July 2026 | 62 | 62 | 69.4% | 0 |