DL1170
DL1170 (Delta Air Lines) is a multi-stop service on 2 routes, busiest Atlanta to Austin. Of 588 departures recorded from October 2024 to July 2026, 68.1% left on time, according to the US BTS.
- On-time departures68.1%of 588 flights
- Average delay17.3 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.5%
- 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 | 20 | 22 | ▲ 10.0% |
| February | 28 | 18 | ▼ 35.7% |
| March | 31 | 19 | ▼ 38.7% |
| April | 30 | 23 | ▼ 23.3% |
| May | 31 | 30 | ▼ 3.2% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 28 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 201 | 173 | ▼ 13.9% |
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 | 60.0% | 59.1% | ▼ 1.5% |
| February | 67.9% | 82.4% | ▲ 21.4% |
| March | 74.2% | 58.8% | ▼ 20.7% |
| April | 76.7% | 69.6% | ▼ 9.3% |
| May | 71.0% | 86.7% | ▲ 22.1% |
| June | 51.7% | 53.3% | ▲ 3.1% |
| July | 64.3% | 41.9% | ▼ 34.8% |
| August | 64.5% | – | – |
| September | 83.3% | – | – |
| October | 83.9% | – | in progress |
| November | 63.0% | – | – |
| December | 56.7% | – | – |
| Year-to-date average (Jan–Jul) | 66.5% | 64.5% | ▼ 3.0% |
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 | 1 | – |
| March | 0 | 2 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 1 | 0 | ▼ 100.0% |
| July | 3 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 4 | 3 | ▼ 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 98.5% 579
- Cancelled 1.5% 9
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ATL AUS Hartsfield Jackson Atlanta International Airport – Austin Bergstrom International Airport | 1,305 | 17.5 min | 67.9% | 583 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 14 | 14 | 92.9% | 0 |
| November 2024 | 19 | 19 | 84.2% | 0 |
| December 2024 | 30 | 30 | 66.7% | 0 |
| January 2025 | 20 | 20 | 60.0% | 0 |
| February 2025 | 28 | 28 | 67.9% | 0 |
| March 2025 | 31 | 31 | 74.2% | 0 |
| April 2025 | 30 | 30 | 76.7% | 0 |
| May 2025 | 31 | 31 | 71.0% | 0 |
| June 2025 | 30 | 29 | 51.7% | 1 |
| July 2025 | 31 | 28 | 64.3% | 3 |
| August 2025 | 31 | 31 | 64.5% | 0 |
| September 2025 | 30 | 30 | 83.3% | 0 |
| October 2025 | 31 | 31 | 83.9% | 0 |
| November 2025 | 28 | 27 | 63.0% | 1 |
| December 2025 | 31 | 30 | 56.7% | 1 |
| January 2026 | 22 | 22 | 59.1% | 0 |
| February 2026 | 18 | 17 | 82.4% | 1 |
| March 2026 | 19 | 17 | 58.8% | 2 |
| April 2026 | 23 | 23 | 69.6% | 0 |
| May 2026 | 30 | 30 | 86.7% | 0 |
| June 2026 | 30 | 30 | 53.3% | 0 |
| July 2026 | 31 | 31 | 41.9% | 0 |