UA720
UA720 (United Airlines) is a multi-stop service on 11 routes, busiest Knoxville to Denver. Of 311 departures recorded from March 2025 to July 2026, 71.8% left on time, according to the US BTS.
- On-time departures71.8%of 311 flights
- Average delay23.9 min
- July 202630▲ 11.1%vs July 2025
- Cancelled0.6%
- Legs flown under this number11
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 18 | – |
| February | – | 7 | – |
| March | 2 | 20 | ▲ 900.0% |
| April | 30 | – | – |
| May | 21 | 11 | ▼ 47.6% |
| June | 4 | 30 | ▲ 650.0% |
| July | 27 | 30 | ▲ 11.1% |
| August | 28 | – | – |
| September | 6 | – | – |
| October | 31 | – | in progress |
| November | 29 | – | – |
| December | 17 | – | – |
according to the US BTS · March 2025 → 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 periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 94.4% | – |
| February | – | 100.0% | – |
| March | 50.0% | 65.0% | ▲ 30.0% |
| April | 86.7% | – | – |
| May | 71.4% | 54.6% | ▼ 23.6% |
| June | 100.0% | 76.7% | ▼ 23.3% |
| July | 44.4% | 60.0% | ▲ 35.0% |
| August | 76.9% | – | – |
| September | 100.0% | – | – |
| October | 71.0% | – | in progress |
| November | 62.1% | – | – |
| December | 82.4% | – | – |
according to the US BTS · March 2025 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · March 2025 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | 0 | – |
| March | 0 | 0 | – |
| April | 0 | – | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 0 | 0 | – |
| August | 2 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · March 2025 → 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 99.4% 309
- Cancelled 0.6% 2
Share of all recorded flights in the period, all legs. · Mar 30, 2025 → Jul 31, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| TYS DEN McGhee Tyson Airport – Denver International Airport | 1,866 | 24.5 min | 66.2% | 71 |
| MIA DEN Miami International Airport – Denver International Airport | 2,749 | 31.2 min | 67.3% | 52 |
| SFO DEN San Francisco International Airport – Denver International Airport | 1,553 | 10.4 min | 84.4% | 32 |
| PWM DEN Portland International Jetport – Denver International Airport | 2,861 | 11.3 min | 80.7% | 31 |
| SJC DEN Mineta San Jose International Airport – Denver International Airport | 1,522 | 41.8 min | 50.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| March 2025 | 2 | 2 | 50.0% | 0 |
| April 2025 | 30 | 30 | 86.7% | 0 |
| May 2025 | 21 | 21 | 71.4% | 0 |
| June 2025 | 4 | 4 | 100.0% | 0 |
| July 2025 | 27 | 27 | 44.4% | 0 |
| August 2025 | 28 | 26 | 76.9% | 2 |
| September 2025 | 6 | 6 | 100.0% | 0 |
| October 2025 | 31 | 31 | 71.0% | 0 |
| November 2025 | 29 | 29 | 62.1% | 0 |
| December 2025 | 17 | 17 | 82.4% | 0 |
| January 2026 | 18 | 18 | 94.4% | 0 |
| February 2026 | 7 | 7 | 100.0% | 0 |
| March 2026 | 20 | 20 | 65.0% | 0 |
| May 2026 | 11 | 11 | 54.6% | 0 |
| June 2026 | 30 | 30 | 76.7% | 0 |
| July 2026 | 30 | 30 | 60.0% | 0 |