| Date | From | To | Departure | Arrival | Status | |
|---|---|---|---|---|---|---|
| Oct 18 | CVG | DEN | 08:09 | 08:29 |
En-Route
|
Track > |
| Oct 17 | CVG | DEN | 08:09 | 08:34 |
Landed
|
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| Oct 16 | CVG | DEN | 08:09 | 08:47 |
Landed
|
Track > |
| Oct 15 | CVG | DEN | 08:18 | 08:57 |
Landed
|
Track > |
| Oct 14 | CVG | DEN | 08:13 | 08:42 |
Landed
|
Track > |
| Oct 13 | CVG | DEN | 08:13 | 08:47 |
Landed
|
Track > |
| Oct 12 | CVG | DEN | 08:13 | 08:53 |
Landed
|
Track > |
| Oct 11 | CVG | DEN | 08:15 | 08:44 |
Landed
|
Track > |
| Oct 10 | CVG | DEN | 08:11 | 08:43 |
Landed
|
Track > |
| Oct 09 | CVG | DEN | 08:19 | 08:48 |
Landed
|
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 31 minutes. The flight distance is 1716 km / 1066 miles and the average flight speed is 681 km/h / 423 mph.
How many UA1666 flights are operated per week?
7 flights per week. The flight UA1666 is operated on Monday, 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 5/5 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, October 18th, 2026 with the flight status being En-Route on 08:29.
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, 0% of all UA1666 flights are delayed. The average delay is 0 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: DL3076, 9E5149, 9E5479, DL511
Other flights arriving at Denver DEN: F9685, OO3876, OO5659, OO5203
All flights connecting Cincinnati CVG to Denver DEN.
