DL1690
DL1690 (Delta Air Lines) is a multi-stop service on 4 routes, busiest Salt Lake City to Las Vegas. Of 671 departures recorded from October 2024 to July 2026, 79.6% left on time, according to the US BTS.
- On-time departures79.6%of 671 flights
- Average delay10.3 min
- July 202627▲ 17.4%vs July 2025
- Cancelled0.5%
- Legs flown under this number4
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 | 52 | 28 | ▼ 46.2% |
| February | 44 | 20 | ▼ 54.5% |
| March | 52 | 46 | ▼ 11.5% |
| April | 52 | 52 | 0.0% |
| May | 30 | 30 | 0.0% |
| June | 24 | 26 | ▲ 8.3% |
| July | 23 | 27 | ▲ 17.4% |
| August | 8 | – | – |
| September | – | – | – |
| October | 26 | – | in progress |
| November | 30 | – | – |
| December | 37 | – | – |
| Year to date (Jan–Jul) | 277 | 229 | ▼ 17.3% |
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 | 73.1% | 89.3% | ▲ 22.2% |
| February | 68.2% | 88.9% | ▲ 30.4% |
| March | 73.1% | 87.0% | ▲ 19.0% |
| April | 80.8% | 86.5% | ▲ 7.1% |
| May | 73.3% | 70.0% | ▼ 4.5% |
| June | 95.8% | 61.5% | ▼ 35.8% |
| July | 69.6% | 81.5% | ▲ 17.1% |
| August | 75.0% | – | – |
| September | – | – | – |
| October | 92.3% | – | in progress |
| November | 93.3% | – | – |
| December | 77.8% | – | – |
| Year-to-date average (Jan–Jul) | 76.3% | 80.7% | ▲ 5.8% |
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 | 2 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 0 | – | – |
| September | – | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
| Year to date (Jan–Jul) | 0 | 2 |
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 99.6% 668
- Cancelled 0.4% 3
Share of all recorded flights in the period, all legs. · Oct 13, 2024 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| SLC LAS Salt Lake City International Airport – Harry Reid International Airport | 592 | 12.8 min | 77.5% | 387 |
| LAS SLC Harry Reid International Airport – Salt Lake City International Airport | 592 | 9.1 min | 80.5% | 195 |
| SNA SEA John Wayne Orange County International Airport – Seattle–Tacoma International Airport | 1,576 | 0.5 min | 90.5% | 75 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 12 | 12 | 66.7% | 0 |
| November 2024 | 16 | 16 | 87.5% | 0 |
| December 2024 | 36 | 36 | 83.3% | 0 |
| January 2025 | 52 | 52 | 73.1% | 0 |
| February 2025 | 44 | 44 | 68.2% | 0 |
| March 2025 | 52 | 52 | 73.1% | 0 |
| April 2025 | 52 | 52 | 80.8% | 0 |
| May 2025 | 30 | 30 | 73.3% | 0 |
| June 2025 | 24 | 24 | 95.8% | 0 |
| July 2025 | 23 | 23 | 69.6% | 0 |
| August 2025 | 8 | 8 | 75.0% | 0 |
| October 2025 | 26 | 26 | 92.3% | 0 |
| November 2025 | 30 | 30 | 93.3% | 0 |
| December 2025 | 37 | 36 | 77.8% | 1 |
| January 2026 | 28 | 28 | 89.3% | 0 |
| February 2026 | 20 | 18 | 88.9% | 2 |
| March 2026 | 46 | 46 | 87.0% | 0 |
| April 2026 | 52 | 52 | 86.5% | 0 |
| May 2026 | 30 | 30 | 70.0% | 0 |
| June 2026 | 26 | 26 | 61.5% | 0 |
| July 2026 | 27 | 27 | 81.5% | 0 |