| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Jul 19 | CVG | DEN | 08:07 | 08:26 |
Landed
|
Track > |
| Jul 18 | CVG | DEN | 09:44 | 09:59 |
Delayed
|
Track > |
| Jul 17 | CVG | DEN | 08:06 | 08:28 |
Landed
|
Track > |
| Jul 16 | CVG | DEN | 08:11 | 08:30 |
Landed
|
Track > |
| Jul 15 | CVG | DEN | 08:12 | 08:26 |
Landed
|
Track > |
| Jul 14 | CVG | DEN | 08:06 | 08:20 |
Landed
|
Track > |
| Jul 13 | CVG | DEN | 08:01 | 08:19 |
Landed
|
Track > |
| Jul 12 | CVG | DEN | 08:00 | 08:19 |
Landed
|
Track > |
| Jul 11 | CVG | DEN | 08:27 | 09:02 |
Landed
|
Track > |
| Jul 10 | CVG | DEN | 10:10 | 10:32 |
Delayed
|
Track > |
United Airlines Flight UA1666 connects Cincinnati, United States to Denver, United States, taking off from Cincinnati Northern Kentucky International Airport CVG and landing at Denver International Airport DEN.
How long is the UA1666 flight from Cincinnati to Denver?
The average flight time from Cincinnati to Denver is 2 hours and 19 minutes. The flight distance is 1716 km / 1066 miles and the average flight speed is 738 km/h / 459 mph.
How many UA1666 flights are operated per week?
6 flights per week. The flight UA1666 is operated on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday.
What is the On-Time Performance (OTP) of United Airlines Flight UA1666 Cincinnati to Denver?
The Airportia On-Time Performance Rating for United Airlines Flight UA1666 is 4.8/5 stars. This metric is calculated using data from the past 10 flights.
When was the latest UA1666 flight?
The latest flight took off on Sunday, July 19th, 2026 with the flight status being Landed on 08:26.
How else can the flight UA1666 be referenced as?
This United Airlines flight can also be referenced as UAL1666, UA 1666, UAL 1666.
How often is flight UA1666 delayed?
On average, 20% of all UA1666 flights are delayed. The average delay is 72 minutes.
Can I get compensation for my delayed or cancelled UA1666 flight or baggage issues?
If your UA1666 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 UA1666 Flight Tracker above for more details.
Other flights departing from Cincinnati CVG: G4426, WN3016, DL5005, DL5479
Other flights arriving at Denver DEN: F9685, B6493, F91449, WN1828
All flights connecting Cincinnati CVG to Denver DEN.
