UA1924
UA1924 (United Airlines) is a multi-stop service on 10 routes, busiest Denver to Dulles. Of 782 departures recorded from October 2024 to July 2026, 86.5% left on time, according to the US BTS.
- On-time departures86.5%of 782 flights
- Average delay6.0 min
- July 202631▲ 3.3%vs July 2025
- Cancelled0.8%
- Legs flown under this number10
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 | 28 | 27 | ▼ 3.6% |
| February | 32 | 35 | ▲ 9.4% |
| March | 79 | 39 | ▼ 50.6% |
| April | 21 | 21 | 0.0% |
| May | 46 | 31 | ▼ 32.6% |
| June | 32 | 30 | ▼ 6.3% |
| July | 30 | 31 | ▲ 3.3% |
| August | 57 | – | – |
| September | 51 | – | – |
| October | 47 | – | in progress |
| November | 45 | – | – |
| December | 32 | – | – |
| Year to date (Jan–Jul) | 268 | 214 | ▼ 20.1% |
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 | 78.6% | 96.0% | ▲ 22.2% |
| February | 87.5% | 97.1% | ▲ 11.0% |
| March | 89.9% | 84.6% | ▼ 5.8% |
| April | 85.7% | 100.0% | ▲ 16.7% |
| May | 80.4% | 96.8% | ▲ 20.3% |
| June | 78.1% | 83.3% | ▲ 6.7% |
| July | 78.6% | 83.9% | ▲ 6.7% |
| August | 71.9% | – | – |
| September | 86.3% | – | – |
| October | 93.5% | – | in progress |
| November | 90.9% | – | – |
| December | 90.6% | – | – |
| Year-to-date average (Jan–Jul) | 82.7% | 91.7% | ▲ 10.9% |
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 | 0 | 2 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 2 | 0 | ▼ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 2 | 2 | 0.0% |
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 99.2% 776
- Cancelled 0.8% 6
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 |
|---|---|---|---|---|
| DEN IAD Denver International Airport – Washington Dulles International Airport | 2,332 | 4.0 min | 89.4% | 468 |
| SAN DEN San Diego International Airport – Denver International Airport | 1,371 | 2.7 min | 85.4% | 158 |
| SBA DEN Santa Barbara Municipal Airport – Denver International Airport | 1,471 | 11.1 min | 71.4% | 63 |
| DFW DEN Dallas Fort Worth International Airport – Denver International Airport | 1,032 | 29.5 min | 88.2% | 36 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 18 | 18 | 100.0% | 0 |
| November 2024 | 21 | 21 | 71.4% | 0 |
| December 2024 | 29 | 29 | 86.2% | 0 |
| January 2025 | 28 | 28 | 78.6% | 0 |
| February 2025 | 32 | 32 | 87.5% | 0 |
| March 2025 | 79 | 79 | 89.9% | 0 |
| April 2025 | 21 | 21 | 85.7% | 0 |
| May 2025 | 46 | 46 | 80.4% | 0 |
| June 2025 | 32 | 32 | 78.1% | 0 |
| July 2025 | 30 | 28 | 78.6% | 2 |
| August 2025 | 57 | 57 | 71.9% | 0 |
| September 2025 | 51 | 51 | 86.3% | 0 |
| October 2025 | 47 | 46 | 93.5% | 1 |
| November 2025 | 45 | 44 | 90.9% | 1 |
| December 2025 | 32 | 32 | 90.6% | 0 |
| January 2026 | 27 | 25 | 96.0% | 2 |
| February 2026 | 35 | 35 | 97.1% | 0 |
| March 2026 | 39 | 39 | 84.6% | 0 |
| April 2026 | 21 | 21 | 100.0% | 0 |
| May 2026 | 31 | 31 | 96.8% | 0 |
| June 2026 | 30 | 30 | 83.3% | 0 |
| July 2026 | 31 | 31 | 83.9% | 0 |