| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Aug 13 | DEN | TUS | 20:00 | 20:50 |
Landed Late
|
Track > |
United Airlines Flight UA8121 connects Denver, United States to Tucson, United States, taking off from Denver International Airport DEN and landing at Tucson International Airport TUS.
How long is the UA8121 flight from Denver to Tucson?
The average flight time from Denver to Tucson is 1 hour and 50 minutes. The flight distance is 1029 km / 639 miles and the average flight speed is 561 km/h / 349 mph.
What is the On-Time Performance (OTP) of United Airlines Flight UA8121 Denver to Tucson?
The Airportia On-Time Performance Rating for United Airlines Flight UA8121 is 4.6/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA8121 flight?
The latest flight took off on Friday, August 14th, 2026 with the flight status being Landed on 20:50.
How else can the flight UA8121 be referenced as?
This United Airlines flight can also be referenced as UAL8121, UA 8121, UAL 8121.
How often is flight UA8121 delayed?
On average, 100% of all UA8121 flights are delayed. The average delay is 25 minutes.
Can I get compensation for my delayed or cancelled UA8121 flight or baggage issues?
If your UA8121 flight was cancelled, delayed, or if you experienced baggage issues such as delayed, damaged, or lost bags, you may be entitled to compensation. Compensation amounts and eligibility depend on various regulations, including EC 261/2004, UK261, CA Montreal Convention, US GoodWill, BR-ANAC, SA-GACA and TK-SHY.
See our UA8121 Flight Tracker above for more details.
Other flights departing from Denver DEN: OO5494, OO3669, KG5940, UA5529
Other flights arriving at Tucson TUS: OO6087, WN2254, WN2039, WN4057
All flights connecting Denver DEN to Tucson TUS.