UA798
UA798 (United Airlines) is a multi-stop service on 4 routes, busiest Denver to Dulles. Of 693 departures recorded from October 2024 to July 2026, 80.9% left on time, according to the US BTS.
- On-time departures80.9%of 693 flights
- Average delay12.4 min
- July 202631▲ 0.0%vs July 2025
- Cancelled0.4%
- Legs flown under this number4
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 | 56 | 31 | ▼ 44.6% |
| February | 40 | 28 | ▼ 30.0% |
| March | 31 | 31 | 0.0% |
| April | 30 | 30 | 0.0% |
| 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 | – | – |
| Year to date (Jan–Jul) | 249 | 212 | ▼ 14.9% |
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 | 89.3% | 90.0% | ▲ 0.8% |
| February | 90.0% | 78.6% | ▼ 12.7% |
| March | 83.9% | 83.9% | 0.0% |
| April | 73.3% | 83.3% | ▲ 13.6% |
| May | 77.4% | 77.4% | 0.0% |
| June | 56.7% | 93.3% | ▲ 64.7% |
| July | 67.7% | 86.2% | ▲ 27.3% |
| August | 77.4% | – | – |
| September | 86.7% | – | – |
| October | 87.1% | – | in progress |
| November | 86.2% | – | – |
| December | 71.0% | – | – |
| Year-to-date average (Jan–Jul) | 76.9% | 84.7% | ▲ 10.1% |
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 | 1 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 2 | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 0 | 3 |
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% 690
- Cancelled 0.4% 3
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
3| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DEN IAD Denver International Airport – Washington Dulles International Airport | 2,332 | 14.7 min | 79.2% | 568 |
| CLT EWR Charlotte Douglas International Airport – Newark Liberty International Airport | 850 | 2.2 min | 90.0% | 72 |
| SNA DEN John Wayne Orange County International Airport – Denver International Airport | 1,360 | -6.9 min | 97.3% | 37 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 75.0% | 0 |
| November 2024 | 29 | 29 | 69.0% | 0 |
| December 2024 | 31 | 31 | 83.9% | 0 |
| January 2025 | 56 | 56 | 89.3% | 0 |
| February 2025 | 40 | 40 | 90.0% | 0 |
| March 2025 | 31 | 31 | 83.9% | 0 |
| April 2025 | 30 | 30 | 73.3% | 0 |
| May 2025 | 31 | 31 | 77.4% | 0 |
| June 2025 | 30 | 30 | 56.7% | 0 |
| July 2025 | 31 | 31 | 67.7% | 0 |
| August 2025 | 31 | 31 | 77.4% | 0 |
| September 2025 | 30 | 30 | 86.7% | 0 |
| October 2025 | 31 | 31 | 87.1% | 0 |
| November 2025 | 29 | 29 | 86.2% | 0 |
| December 2025 | 31 | 31 | 71.0% | 0 |
| January 2026 | 31 | 30 | 90.0% | 1 |
| February 2026 | 28 | 28 | 78.6% | 0 |
| March 2026 | 31 | 31 | 83.9% | 0 |
| April 2026 | 30 | 30 | 83.3% | 0 |
| May 2026 | 31 | 31 | 77.4% | 0 |
| June 2026 | 30 | 30 | 93.3% | 0 |
| July 2026 | 31 | 29 | 86.2% | 2 |