DL1706
DL1706 (Delta Air Lines) is a multi-stop service on 7 routes, busiest Seattle to Detroit. Of 536 departures recorded from October 2024 to July 2026, 80.4% left on time, according to the US BTS.
- On-time departures80.4%of 536 flights
- Average delay11.8 min
- July 202631▲ 0.0%vs July 2025
- Cancelled1.1%
- Legs flown under this number7
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 4 | 29 | ▲ 625.0% |
| February | – | 20 | – |
| March | – | 28 | – |
| April | 17 | 30 | ▲ 76.5% |
| May | 31 | 31 | 0.0% |
| June | 30 | 30 | 0.0% |
| July | 31 | 31 | 0.0% |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 31 | – | – |
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 periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 75.0% | 74.1% | ▼ 1.2% |
| February | – | 85.0% | – |
| March | – | 85.2% | – |
| April | 100.0% | 90.0% | ▼ 10.0% |
| May | 90.3% | 71.0% | ▼ 21.4% |
| June | 86.7% | 86.7% | 0.0% |
| July | 87.1% | 62.1% | ▼ 28.7% |
| August | 83.9% | – | – |
| September | 90.0% | – | – |
| October | 93.6% | – | in progress |
| November | 79.3% | – | – |
| December | 46.7% | – | – |
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 periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 2 | – |
| February | – | 0 | – |
| March | – | 1 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 2 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 1 | – | – |
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 98.9% 530
- Cancelled 1.1% 6
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 |
|---|---|---|---|---|
| SEA DTW Seattle–Tacoma International Airport – Detroit Metropolitan Wayne County Airport | 3,093 | 10.5 min | 82.1% | 411 |
| MIA JFK Miami International Airport – John F. Kennedy International Airport | 1,757 | 23.6 min | 67.4% | 48 |
| MCO ATL Orlando International Airport – Hartsfield Jackson Atlanta International Airport | 651 | 12.6 min | 70.3% | 37 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 24 | 24 | 100.0% | 0 |
| November 2024 | 19 | 19 | 68.4% | 0 |
| December 2024 | 29 | 29 | 55.2% | 0 |
| January 2025 | 4 | 4 | 75.0% | 0 |
| April 2025 | 17 | 17 | 100.0% | 0 |
| May 2025 | 31 | 31 | 90.3% | 0 |
| June 2025 | 30 | 30 | 86.7% | 0 |
| July 2025 | 31 | 31 | 87.1% | 0 |
| August 2025 | 31 | 31 | 83.9% | 0 |
| September 2025 | 30 | 30 | 90.0% | 0 |
| October 2025 | 31 | 31 | 93.6% | 0 |
| November 2025 | 29 | 29 | 79.3% | 0 |
| December 2025 | 31 | 30 | 46.7% | 1 |
| January 2026 | 29 | 27 | 74.1% | 2 |
| February 2026 | 20 | 20 | 85.0% | 0 |
| March 2026 | 28 | 27 | 85.2% | 1 |
| April 2026 | 30 | 30 | 90.0% | 0 |
| May 2026 | 31 | 31 | 71.0% | 0 |
| June 2026 | 30 | 30 | 86.7% | 0 |
| July 2026 | 31 | 29 | 62.1% | 2 |