Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL1666

Operated by UAL

Live map

Live map filtered to UAL1666. Shown when the flight is currently airborne.

Upcoming flights 1 scheduled

From To Scheduled departure Estimated arrival Status
CVG DEN May 30, 01:15 PM UTC May 30, 03:54 PM UTC PLANNED

Route airports View route page →

Departure

CVG KCVG VFR

Cincinnati Northern Kentucky International Airport

Cincinnati / Covington, US

Local time
03:35 EDT
Timezone
America/New_York
Type
Large Airport
Elevation
896 ft
Coordinates
39.0488, -84.6678

cloud Weather

Wind
0° / 0 kt
Visibility
10 SM
Ceiling
SCT 25,000 ft
Temp / Dew
17°C / 14°C
Altimeter
29.96 inHg

Obs: 2026-05-30T06:52:00.000Z

Raw METAR / TAF 
METAR KCVG 300652Z 00000KT 10SM SCT250 17/14 A2996 RMK AO2 SLP138 T01720144

TAF KCVG 300524Z 3006/3112 VRB02KT P6SM BKN250 FM301200 04010KT P6SM BKN250 FM301700 05014G18KT P6SM SCT040 BKN200 FM310000 05012KT P6SM BKN200

flight Live Traffic

flight_takeoff 25 Departures
flight_land 29 Arrivals

Arrival

DEN KDEN VFR

Denver International Airport

Denver, US

Local time
01:35 MDT
Timezone
America/Denver
Type
Large Airport
Elevation
5,431 ft
Coordinates
39.8600, -104.6738

cloud Weather

Wind
260° / 8 kt
Visibility
10 SM
Ceiling
FEW 10,000 ft, FEW 20,000 ft
Temp / Dew
14°C / 8°C
Altimeter
29.80 inHg

Obs: 2026-05-30T06:53:00.000Z

Raw METAR / TAF 
METAR KDEN 300653Z 26008KT 10SM FEW100 FEW200 14/08 A2980 RMK AO2 SLP015 T01390078 402830128

TAF KDEN 300538Z 3006/3112 VRB06KT P6SM FEW100 SCT200 FM300900 25006KT P6SM FEW100 SCT200 FM301400 28009KT P6SM SCT180 FM302100 33010KT P6SM VCSH SCT100 PROB30 3021/3101 VRB15G25KT -SHRA FM310300 27013KT P6SM FEW080 SCT100 FM310700 23011KT P6SM FEW100 SCT200

flight Live Traffic

flight_takeoff 157 Departures
flight_land 137 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-29 A46CE1 SFO → EWR May 29, 12:05 UTCMay 29, 14:30 UTC2h 25m - -
2026-05-28 A8D4CC SFO → EWR May 28, 12:20 UTCMay 28, 14:40 UTC2h 20m - -
2026-05-27 A923EE SFO → EWR May 27, 12:20 UTCMay 27, 14:45 UTC2h 25m - -
2026-05-26 A46D4F SFO → EWR May 26, 12:14 UTCMay 26, 14:35 UTC2h 20m - -
2026-05-25 AA7ABE SFO → EWR May 25, 12:20 UTCMay 25, 14:31 UTC2h 11m +20m -4m
2026-05-25 AA7ABE SFO → EWR May 25, 12:10 UTCMay 25, 14:40 UTC2h 30m - -
2026-05-23 AAA267 SFO → EWR May 23, 13:10 UTCMay 23, 15:45 UTC2h 35m - -
2026-05-22 AA7E79 SFO → EWR May 22, 12:20 UTCMay 22, 14:15 UTC1h 55m - -
2026-05-22 AA7E79 SFO → EWR May 22, 12:25 UTCMay 22, 14:49 UTC2h 24m +25m -5m
2026-05-21 A41722 SFO → EWR May 21, 12:10 UTCMay 21, 14:40 UTC2h 30m - -
2026-05-20 AA4C87 SFO → EWR May 20, 13:10 UTCMay 20, 15:45 UTC2h 35m - -
2026-05-20 AA4C87 SFO → EWR May 20, 13:15 UTCMay 20, 15:51 UTC2h 36m +15m +13m
2026-05-19 A9D5E5 SFO → EWR May 19, 14:00 UTCMay 19, 16:35 UTC2h 35m - -
2026-05-18 A3A0CC SFO → EWR May 18, 13:15 UTCMay 18, 16:20 UTC3h 5m - -
2026-05-17 AACD96 SFO → EWR May 17, 13:05 UTCMay 17, 15:40 UTC2h 35m - -
2026-05-16 A9D5E5 SFO → EWR May 16, 18:35 UTCMay 16, 21:35 UTC3h 0m - -
2026-05-15 A43E5B SFO → EWR May 15, 22:50 UTCMay 16, 01:25 UTC2h 35m - -
2026-05-15 A43E5B SFO → EWR May 15, 23:00 UTCMay 16, 01:21 UTC2h 21m +600m -14m
2026-05-14 AACD96 SFO → EWR May 14, 13:10 UTCMay 14, 15:45 UTC2h 35m - -
2026-05-14 AACD96 SFO → EWR May 14, 13:15 UTCMay 14, 15:50 UTC2h 35m +15m +10m
2026-05-13 AA4C42 SFO → EWR May 13, 13:05 UTCMay 13, 15:45 UTC2h 40m - -
2026-05-12 AA7E51 SFO → EWR May 12, 13:05 UTCMay 12, 15:40 UTC2h 35m - -
2026-05-11 A3C775 SFO → EWR May 11, 13:05 UTCMay 11, 15:40 UTC2h 35m - -
2026-05-11 A3C775 SFO → EWR May 11, 13:15 UTCMay 11, 15:41 UTC2h 26m +15m +10m
2026-05-10 A12378 SFO → EWR May 10, 13:10 UTCMay 10, 16:00 UTC2h 50m - -
2026-05-09 A0ACF9 SFO → EWR May 9, 13:05 UTCMay 9, 15:45 UTC2h 40m - -
2026-05-08 AAA590 SFO → EWR May 8, 13:10 UTCMay 8, 15:55 UTC2h 45m - -
2026-05-07 A288E4 SFO → EWR May 7, 14:55 UTCMay 7, 17:40 UTC2h 45m - -
2026-05-06 A9D5E5 SFO → EWR May 6, 13:05 UTCMay 6, 16:05 UTC3h 0m - -
2026-05-05 A05E02 SFO → EWR May 5, 13:10 UTCMay 5, 16:10 UTC3h 0m - -

Performance history

Flights tracked
60 showing last 30
Avg arrival delay
+2m
On-time arrival
100% 100% on time
Aircraft used
21

Monthly activity 2 months

Month Flights tracked
May 2026 35
April 2026 25

UAL1666 frequently asked

Where does flight UAL1666 fly?
UAL1666 (UAL) flies from CVG to DEN. View the full route page.
How long is flight UAL1666?
Based on observed flights, UAL1666 takes on average 2h 35m from takeoff to landing.
How often does UAL1666 fly?
UAL1666 has been observed flying several times a week in our tracking data. We've recorded 60 flights under this callsign.
Is flight UAL1666 usually on time?
Across recent flights, UAL1666 arrives with an average 2-minute delay. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL1666?
UAL1666 has been operated by 21 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL1666 live?
Yes. When UAL1666 is currently airborne, the live tracker map above shows its real-time position from ADS-B broadcasts. If the map is empty, the flight is not currently in the air.