UA1709
UA1709 (United Airlines) is a multi-stop service on 9 routes, busiest Nashville to Dulles. Of 827 departures recorded from October 2024 to July 2026, 86.3% left on time, according to the US BTS.
- On-time departures86.3%of 827 flights
- Average delay7.7 min
- July 202654▲ 74.2%vs July 2025
- Cancelled1.1%
- Legs flown under this number9
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 | 31 | 35 | ▲ 12.9% |
| February | 28 | 24 | ▼ 14.3% |
| March | 31 | 29 | ▼ 6.5% |
| April | 30 | 31 | ▲ 3.3% |
| May | 41 | 55 | ▲ 34.1% |
| June | 30 | 51 | ▲ 70.0% |
| July | 31 | 54 | ▲ 74.2% |
| August | 46 | – | – |
| September | 56 | – | – |
| October | 36 | – | in progress |
| November | 57 | – | – |
| December | 54 | – | – |
| Year to date (Jan–Jul) | 222 | 279 | ▲ 25.7% |
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 | 66.7% | 87.5% | ▲ 31.2% |
| February | 82.1% | 95.5% | ▲ 16.2% |
| March | 93.6% | 75.0% | ▼ 19.8% |
| April | 100.0% | 86.7% | ▼ 13.3% |
| May | 75.6% | 94.6% | ▲ 25.0% |
| June | 96.7% | 94.1% | ▼ 2.6% |
| July | 93.3% | 79.6% | ▼ 14.7% |
| August | 89.1% | – | – |
| September | 73.2% | – | – |
| October | 77.8% | – | in progress |
| November | 86.0% | – | – |
| December | 87.0% | – | – |
| Year-to-date average (Jan–Jul) | 86.9% | 87.6% | ▲ 0.8% |
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 | 1 | 3 | ▲ 200.0% |
| February | 0 | 2 | – |
| March | 0 | 1 | – |
| April | 0 | 1 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 7 | ▲ 250.0% |
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 98.9% 818
- Cancelled 1.1% 9
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 |
|---|---|---|---|---|
| BNA IAD Nashville International Airport – Washington Dulles International Airport | 871 | 4.2 min | 90.7% | 429 |
| IAD BOS Washington Dulles International Airport – Boston Logan International Airport | 663 | 9.3 min | 82.0% | 172 |
| IAD CLE Washington Dulles International Airport – Cleveland Hopkins International Airport | 463 | 18.5 min | 85.0% | 93 |
| LAS IAH Harry Reid International Airport – George Bush Intercontinental Airport | 1,963 | 13.0 min | 75.0% | 37 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 30 | 30 | 96.7% | 0 |
| December 2024 | 27 | 27 | 81.5% | 0 |
| January 2025 | 31 | 30 | 66.7% | 1 |
| February 2025 | 28 | 28 | 82.1% | 0 |
| March 2025 | 31 | 31 | 93.6% | 0 |
| April 2025 | 30 | 30 | 100.0% | 0 |
| May 2025 | 41 | 41 | 75.6% | 0 |
| June 2025 | 30 | 30 | 96.7% | 0 |
| July 2025 | 31 | 30 | 93.3% | 1 |
| August 2025 | 46 | 46 | 89.1% | 0 |
| September 2025 | 56 | 56 | 73.2% | 0 |
| October 2025 | 36 | 36 | 77.8% | 0 |
| November 2025 | 57 | 57 | 86.0% | 0 |
| December 2025 | 54 | 54 | 87.0% | 0 |
| January 2026 | 35 | 32 | 87.5% | 3 |
| February 2026 | 24 | 22 | 95.5% | 2 |
| March 2026 | 29 | 28 | 75.0% | 1 |
| April 2026 | 31 | 30 | 86.7% | 1 |
| May 2026 | 55 | 55 | 94.6% | 0 |
| June 2026 | 51 | 51 | 94.1% | 0 |
| July 2026 | 54 | 54 | 79.6% | 0 |