United Airlines
UA720Knoxville to Denver
United Airlines flight UA720 flies from Knoxville (TYS) to Denver (DEN), 1,866 km. Over August 2025 to July 2026 it usually arrives about 19 minutes late: 73% of 227 flights arrived within 15 minutes of schedule and 0.9% were cancelled (US Department of Transportation data).
On-time record, last 12 months
73%
on time (within 15 min)
19%
more than 30 min late
0.9%
cancelled
+19 min
average arrival vs schedule
Every operation of UA720, August 2025 to July 2026: 227 flights. Source: US Bureau of Transportation Statistics, public domain.
Routes flown as UA720
- Knoxville (TYS) to Denver (DEN)71 flights
- Miami (MIA) to Denver (DEN)52 flights
- Portland (PWM) to Denver (DEN)31 flights
- Sarasota Bradenton (SRQ) to Denver (DEN)25 flights
- Des Moines (DSM) to Denver (DEN)20 flights
- Philadelphia (PHL) to Denver (DEN)18 flights
- Houston (IAH) to Philadelphia (PHL)10 flights
Other flights from Knoxville to Denver
More about Knoxville (TYS) and Denver (DEN).
Embed this on your site
A live badge for travel blogs, forums and trip reports. It updates as new data comes in, and links back here for the full stats.
Dark badge, HTML
<a href="https://tripstow.com/flights/ua720" title="UA720 is on time 73% of the time on TripStow"><img src="https://tripstow.com/badge/flights/ua720.svg" alt="UA720 is on time 73% of the time" width="360" height="88" loading="lazy"></a>
Light badge, HTML
<a href="https://tripstow.com/flights/ua720" title="UA720 is on time 73% of the time on TripStow"><img src="https://tripstow.com/badge/flights/ua720.svg?theme=light" alt="UA720 is on time 73% of the time" width="360" height="88" loading="lazy"></a>Markdown, for forums and README files
[](https://tripstow.com/flights/ua720)Flying soon?
Forward your booking to TripStow and get your trip built for you, with check-in reminders, punctuality for every flight and a map of everywhere you have been.
Start free