Apparatus

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flight_takeoff Flight

UAL166

Operated by United Airlines

Live map

Live map filtered to UAL166. Shown when the flight is currently airborne.

Route airports View route page →

Departure

FUK RJFF MVFR

Fukuoka Airport

Fukuoka, JP

Local time
00:01 GMT+9
Timezone
Asia/Tokyo
Type
Large Airport
Elevation
32 ft
Coordinates
33.5859, 130.4510

cloud Weather

Wind
60° / 3 kt
Visibility
6 SM
Ceiling
SCT 800 ft, BKN 3,000 ft, BKN 10,000 ft
Temp / Dew
14°C / 13°C
Altimeter
30.06 inHg
Wx
-RA

Obs: 2026-04-29T14:30:00.000Z

Raw METAR / TAF 
METAR RJFF 291430Z AUTO 06003KT 9999 -RA SCT008 BKN030 BKN100 14/13 Q1018 NOSIG

TAF RJFF 291105Z 2912/3018 12004KT 9000 -RA BKN030 TEMPO 2919/3000 4000 SHRA BR BECMG 3006/3009 32006KT TEMPO 3009/3012 4000 -SHRA BR BKN008 BKN015 TEMPO 3012/3018 3000 -SHRA BR BKN005 BKN011

Arrival

GUM PGUM VFR

Antonio B. Won Pat International Airport

Hagåtña, GU

Local time
01:01 GMT+10
Timezone
Pacific/Guam
Type
Large Airport
Elevation
298 ft
Coordinates
13.4850, 144.7973

cloud Weather

Wind
70° / 9 kt
Visibility
10 SM
Ceiling
SCT 10,000 ft
Temp / Dew
26°C / 24°C
Altimeter
29.93 inHg

Obs: 2026-04-29T14:54:00.000Z

Raw METAR / TAF 
METAR PGUM 291454Z 07009KT 10SM SCT100 26/24 A2993 RMK AO2 SLP127 60001 T02610239 58007 $

TAF PGUM 291140Z 2912/3018 07014KT P6SM VCSH SCT017 BKN030 TEMPO 2912/2916 07014G20KT 4SM SHRA BKN016 BKN025 FM292200 07015G22KT P6SM VCSH SCT022 FM300400 07010KT P6SM VCSH SCT022

flight Live Traffic

flight_takeoff 1 Departures
flight_land 4 Arrivals

Recent history last 3

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-04-29 A3A082 FUK → GUM Apr 29, 03:15 UTCApr 29, 03:30 UTC15m - -
2026-04-29 A3A082 FUK → GUM Apr 29, 03:17 UTCApr 29, 06:29 UTC3h 12m +17m -6m
2026-04-25 A126C5 FUK → GUM Apr 25, 03:20 UTCApr 25, 03:40 UTC20m - -

Performance history

Flights tracked
3
Avg arrival delay
-6m
On-time arrival
100% 100% on time
Aircraft used
2

Monthly activity 1 month

Month Flights tracked
April 2026 3

UAL166 frequently asked

Where does flight UAL166 fly?
UAL166 (United Airlines) flies from FUK to GUM. View the full route page.
How long is flight UAL166?
Based on observed flights, UAL166 takes on average 1h 16m from takeoff to landing.
How often does UAL166 fly?
UAL166 has been observed flying occasionally in our tracking data. We've recorded 3 flights under this callsign.
Is flight UAL166 usually on time?
Across recent flights, UAL166 arrives 6 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL166?
UAL166 has been operated by 2 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL166 live?
Yes. When UAL166 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.