DL1453
DL1453 (Delta Air Lines) is a multi-stop service on 13 routes, busiest San Diego to Salt Lake City. Of 645 departures recorded from October 2024 to July 2026, 82.1% left on time, according to the US BTS.
- On-time departures82.1%of 645 flights
- Average delay9.5 min
- July 20261▼ 87.5%vs July 2025
- Cancelled0.6%
- Legs flown under this number13
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods18 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 8 | 52 | ▲ 550.0% |
| February | – | 54 | – |
| March | 46 | 38 | ▼ 17.4% |
| April | 30 | 30 | 0.0% |
| May | 52 | 26 | ▼ 50.0% |
| June | 20 | 5 | ▼ 75.0% |
| July | 8 | 1 | ▼ 87.5% |
| August | 25 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 30 | – | – |
| December | 37 | – | – |
according to the US BTS · October 2024 → July 2026
On-time departures by month
Months without data are left blank.
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 | 50.0% | 73.1% | ▲ 46.2% |
| February | – | 79.6% | – |
| March | 71.7% | 78.4% | ▲ 9.3% |
| April | 90.0% | 93.1% | ▲ 3.4% |
| May | 82.7% | 92.3% | ▲ 11.6% |
| June | 100.0% | 100.0% | 0.0% |
| July | 37.5% | 100.0% | ▲ 166.7% |
| August | 88.0% | – | – |
| September | 73.3% | – | – |
| October | 80.7% | – | in progress |
| November | 80.0% | – | – |
| December | 81.1% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods18 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | – | 0 | – |
| March | 0 | 1 | – |
| April | 0 | 1 | – |
| May | 0 | 0 | – |
| June | 2 | 0 | ▼ 100.0% |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 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% 641
- Cancelled 0.6% 4
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 4, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
8| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SAN SLC San Diego International Airport – Salt Lake City International Airport | 1,008 | 7.8 min | 82.4% | 131 |
| SLC GEG Salt Lake City International Airport – Spokane International Airport | 879 | 0.6 min | 84.8% | 112 |
| GEG SLC Spokane International Airport – Salt Lake City International Airport | 879 | 2.3 min | 85.7% | 112 |
| GRB DTW Austin Straubel International Airport – Detroit Metropolitan Wayne County Airport | 461 | 20.1 min | 80.7% | 57 |
| DTW GRB Detroit Metropolitan Wayne County Airport – Austin Straubel International Airport | 461 | 11.2 min | 71.9% | 57 |
| SLC BZN Salt Lake City International Airport – Bozeman Yellowstone International Airport | 559 | 15.4 min | 72.2% | 36 |
| CMH ATL John Glenn Columbus International Airport – Hartsfield Jackson Atlanta International Airport | 720 | 1.9 min | 85.3% | 36 |
| BZN SLC Bozeman Yellowstone International Airport – Salt Lake City International Airport | 559 | 9.2 min | 83.3% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 28 | 28 | 89.3% | 0 |
| November 2024 | 38 | 38 | 97.4% | 0 |
| December 2024 | 56 | 56 | 82.1% | 0 |
| January 2025 | 8 | 8 | 50.0% | 0 |
| March 2025 | 46 | 46 | 71.7% | 0 |
| April 2025 | 30 | 30 | 90.0% | 0 |
| May 2025 | 52 | 52 | 82.7% | 0 |
| June 2025 | 20 | 18 | 100.0% | 2 |
| July 2025 | 8 | 8 | 37.5% | 0 |
| August 2025 | 25 | 25 | 88.0% | 0 |
| September 2025 | 30 | 30 | 73.3% | 0 |
| October 2025 | 31 | 31 | 80.7% | 0 |
| November 2025 | 30 | 30 | 80.0% | 0 |
| December 2025 | 37 | 37 | 81.1% | 0 |
| January 2026 | 52 | 52 | 73.1% | 0 |
| February 2026 | 54 | 54 | 79.6% | 0 |
| March 2026 | 38 | 37 | 78.4% | 1 |
| April 2026 | 30 | 29 | 93.1% | 1 |
| May 2026 | 26 | 26 | 92.3% | 0 |
| June 2026 | 5 | 5 | 100.0% | 0 |
| July 2026 | 1 | 1 | 100.0% | 0 |