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UA1666 Flight Status ( Cincinnati to Denver )

ARRIVED 16 HOUR 40 MINUTES AGO
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dep   

Departure (UA1666 Flight Schedule)

Cincinnati Northern Kentucky Intl ()

flag Cincinnati, United States

08:00 EST

Thu 01-Jan-2026

 ON TIME
EST 00:00:00 DAY
arr   

Arrival (UA1666 Flight Schedule)

Denver Intl ()

flag Denver, United States

09:21 MST

Thu 01-Jan-2026

 EARLY 21 min
MST 00:00:00 DAY

Flight Radar Checker UA 1666

Live Flight Tracker Map

Flight UA1666 from Cincinnati to Denver is operated by United Airlines. Scheduled time of departure from Cincinnati Northern Kentucky Intl is 08:00 EST and scheduled time of arrival in Denver Intl is 09:21 MST. The duration of the flight is 3 hours 21 minutes.

N77530

Boeing (B738)

4.5 out of 5 stars / 8 votes

Flight Finder
from Denver to Cincinnati

Flight Departure Arrival

02:08		 Denver Intl
()		 Cincinnati Northern Kentucky Intl
()

02:19		 Denver Intl
()		 Cincinnati Northern Kentucky Intl
()

13:13		 Denver Intl
()		 Cincinnati Northern Kentucky Intl
()

14:22		 Denver Intl
()		 Cincinnati Northern Kentucky Intl
()

14:55		 Denver Intl
()		 Cincinnati Northern Kentucky Intl
()

18:45		 Denver Intl
()		 Cincinnati Northern Kentucky Intl
()

22:12		 Denver Intl
()		 Cincinnati Northern Kentucky Intl
()

History Flight Information for UA1666 from Flight Scanner System

Date Flight Departure Airport Arrival Airport Scheduled Plane Estimated
Departure Arrival Departure Arrival
Fri, 02 Jan UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST
Thu, 01 Jan UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 08:21 EST 08:58 MST
Wed, 31 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 08:07 EST 08:46 MST
Tue, 30 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B739) 08:34 EST 09:00 MST
Mon, 29 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 08:16 EST 09:02 MST
Sun, 28 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 08:09 EST 09:09 MST
Sat, 27 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 07:30 EST 08:51 MST (Boeing B738) 08:03 EST 08:51 MST
Fri, 26 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 08:12 EST 09:00 MST
Thu, 25 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 08:21 EST 08:58 MST
Wed, 24 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST 08:08 EST 08:49 MST
Tue, 23 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 08:12 EST 08:51 MST
Mon, 22 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B739) 08:14 EST 08:53 MST
Sun, 21 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 08:09 EST 09:00 MST
Sat, 20 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 07:30 EST 08:51 MST ( B738) 08:02 EST 08:55 MST
Fri, 19 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST (Boeing B738) 09:04 EST 09:59 MST
Thu, 18 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 08:00 EST 09:21 MST ( B738) 08:12 EST 08:53 MST
Wed, 17 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:06 EST 09:44 MST
Tue, 16 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:11 EST 09:40 MST
Mon, 15 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 10:18 EST 10:46 MST
Sun, 14 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 11:04 EST 11:38 MST
Sat, 13 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:49 EST 10:36 MST
Fri, 12 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 11:28 EST 12:05 MST
Thu, 11 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:08 EST 09:49 MST
Wed, 10 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:09 EST 09:57 MST
Tue, 09 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:06 EST 09:43 MST
Mon, 08 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:12 EST 09:42 MST
Sun, 07 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:17 EST 09:53 MST
Sat, 06 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:27 EST 10:07 MST
Fri, 05 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST
Thu, 04 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:21 EST 10:18 MST
Wed, 03 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST (Boeing B738) 09:58 EST 10:39 MST
Tue, 02 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 09:00 EST 10:12 MST
Mon, 01 Dec UA1666 Denver Intl () Charlotte Douglas Intl () 10:00 MST 15:14 EST (Boeing B738) 10:34 MST 15:00 EST
Mon, 01 Dec UA1666 Cincinnati Northern Kentucky Intl () Denver Intl () 07:40 EST 08:52 MST (Boeing B738) 07:49 EST 08:33 MST
Flight UA1666 delayed 6 times during the last month, and the average delay time was 54 minutes.

Disclaimer for UA1666 Flight Radar Data

Flight UA1666 from Cincinnati Northern Kentucky Intl to Denver Intl data is collected from different sources. The data is for informational purposes only and PlaneMapper is not responsible for the accuracy and reliability of flight UA1666 data.
  1. PlaneMapper
  2. Flights
  3. United Airlines
  4. UA1666