DL848
DL848 (Delta Air Lines) is a multi-stop service on 4 routes, busiest Seattle to Austin. Of 640 departures recorded from October 2024 to July 2026, 79.0% left on time, according to the US BTS.
- On-time departures79.0%of 640 flights
- Average delay13.3 min
- July 202631▲ 34.8%vs July 2025
- Cancelled1.3%
- Legs flown under this number4
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 | 30 | 30 | 0.0% |
| February | 54 | 28 | ▼ 48.1% |
| March | 39 | 31 | ▼ 20.5% |
| April | 30 | 30 | 0.0% |
| May | 31 | 31 | 0.0% |
| June | 25 | 30 | ▲ 20.0% |
| July | 23 | 31 | ▲ 34.8% |
| August | 25 | – | – |
| September | 26 | – | – |
| October | 27 | – | in progress |
| November | 26 | – | – |
| December | 28 | – | – |
| Year to date (Jan–Jul) | 232 | 211 | ▼ 9.1% |
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 | 76.9% | 69.0% | ▼ 10.3% |
| February | 85.2% | 78.6% | ▼ 7.8% |
| March | 89.7% | 83.9% | ▼ 6.5% |
| April | 90.0% | 76.7% | ▼ 14.8% |
| May | 80.7% | 74.2% | ▼ 8.0% |
| June | 68.0% | 76.7% | ▲ 12.8% |
| July | 78.3% | 80.7% | ▲ 3.1% |
| August | 72.0% | – | – |
| September | 69.2% | – | – |
| October | 85.2% | – | in progress |
| November | 80.0% | – | – |
| December | 70.4% | – | – |
| Year-to-date average (Jan–Jul) | 81.3% | 77.1% | ▼ 5.1% |
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 | 1 | ▼ 75.0% |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 4 | 1 | ▼ 75.0% |
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% 632
- Cancelled 1.3% 8
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SEA AUS Seattle–Tacoma International Airport – Austin Bergstrom International Airport | 2,848 | 14.6 min | 78.2% | 502 |
| TLH ATL Tallahassee International Airport – Hartsfield Jackson Atlanta International Airport | 360 | 4.9 min | 87.5% | 50 |
| ATL TLH Hartsfield Jackson Atlanta International Airport – Tallahassee International Airport | 360 | 8.6 min | 83.3% | 50 |
| DTW BUF Detroit Metropolitan Wayne County Airport – Buffalo Niagara International Airport | 387 | 13.8 min | 73.0% | 38 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 85.0% | 0 |
| November 2024 | 28 | 27 | 77.8% | 1 |
| December 2024 | 17 | 17 | 76.5% | 0 |
| January 2025 | 30 | 26 | 76.9% | 4 |
| February 2025 | 54 | 54 | 85.2% | 0 |
| March 2025 | 39 | 39 | 89.7% | 0 |
| April 2025 | 30 | 30 | 90.0% | 0 |
| May 2025 | 31 | 31 | 80.7% | 0 |
| June 2025 | 25 | 25 | 68.0% | 0 |
| July 2025 | 23 | 23 | 78.3% | 0 |
| August 2025 | 25 | 25 | 72.0% | 0 |
| September 2025 | 26 | 26 | 69.2% | 0 |
| October 2025 | 27 | 27 | 85.2% | 0 |
| November 2025 | 26 | 25 | 80.0% | 1 |
| December 2025 | 28 | 27 | 70.4% | 1 |
| January 2026 | 30 | 29 | 69.0% | 1 |
| February 2026 | 28 | 28 | 78.6% | 0 |
| March 2026 | 31 | 31 | 83.9% | 0 |
| April 2026 | 30 | 30 | 76.7% | 0 |
| May 2026 | 31 | 31 | 74.2% | 0 |
| June 2026 | 30 | 30 | 76.7% | 0 |
| July 2026 | 31 | 31 | 80.7% | 0 |