DL861
DL861 (Delta Air Lines) is a multi-stop service on 2 routes, busiest Indianapolis to Los Angeles. Of 644 departures recorded from October 2024 to July 2026, 88.9% left on time, according to the US BTS.
- On-time departures88.9%of 644 flights
- Average delay6.2 min
- July 202654▲ 107.7%vs July 2025
- Cancelled0.6%
- 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 | 18 | 27 | ▲ 50.0% |
| February | 14 | 45 | ▲ 221.4% |
| March | 24 | 62 | ▲ 158.3% |
| April | 26 | 42 | ▲ 61.5% |
| May | 28 | 6 | ▼ 78.6% |
| June | 25 | 42 | ▲ 68.0% |
| July | 26 | 54 | ▲ 107.7% |
| August | 29 | – | – |
| September | 27 | – | – |
| October | 26 | – | in progress |
| November | 23 | – | – |
| December | 28 | – | – |
| Year to date (Jan–Jul) | 161 | 278 | ▲ 72.7% |
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 | 72.2% | 74.1% | ▲ 2.6% |
| February | 92.9% | 88.9% | ▼ 4.3% |
| March | 91.7% | 87.1% | ▼ 5.0% |
| April | 100.0% | 88.1% | ▼ 11.9% |
| May | 81.5% | 100.0% | ▲ 22.7% |
| June | 84.0% | 97.6% | ▲ 16.2% |
| July | 96.2% | 86.5% | ▼ 10.0% |
| August | 96.6% | – | – |
| September | 92.6% | – | – |
| October | 84.6% | – | in progress |
| November | 86.4% | – | – |
| December | 82.1% | – | – |
| Year-to-date average (Jan–Jul) | 88.3% | 88.9% | ▲ 0.6% |
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 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | 0 | 2 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| 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 99.4% 640
- Cancelled 0.6% 4
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 |
|---|---|---|---|---|
| IND LAX Indianapolis International Airport – Los Angeles International Airport | 2,913 | 7.4 min | 88.0% | 536 |
| LAX IND Los Angeles International Airport – Indianapolis International Airport | 2,913 | 0.3 min | 93.5% | 108 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 26 | 26 | 96.2% | 0 |
| December 2024 | 26 | 26 | 84.6% | 0 |
| January 2025 | 18 | 18 | 72.2% | 0 |
| February 2025 | 14 | 14 | 92.9% | 0 |
| March 2025 | 24 | 24 | 91.7% | 0 |
| April 2025 | 26 | 26 | 100.0% | 0 |
| May 2025 | 28 | 27 | 81.5% | 1 |
| June 2025 | 25 | 25 | 84.0% | 0 |
| July 2025 | 26 | 26 | 96.2% | 0 |
| August 2025 | 29 | 29 | 96.6% | 0 |
| September 2025 | 27 | 27 | 92.6% | 0 |
| October 2025 | 26 | 26 | 84.6% | 0 |
| November 2025 | 23 | 22 | 86.4% | 1 |
| December 2025 | 28 | 28 | 82.1% | 0 |
| January 2026 | 27 | 27 | 74.1% | 0 |
| February 2026 | 45 | 45 | 88.9% | 0 |
| March 2026 | 62 | 62 | 87.1% | 0 |
| April 2026 | 42 | 42 | 88.1% | 0 |
| May 2026 | 6 | 6 | 100.0% | 0 |
| June 2026 | 42 | 42 | 97.6% | 0 |
| July 2026 | 54 | 52 | 86.5% | 2 |