Apparatus

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flight_takeoff Flight

UAL852

Operated by UAL

Live map

Live map filtered to UAL852. Shown when the flight is currently airborne.

Route airports View route page →

Departure

TPE RCTP VFR

Taiwan Taoyuan International Airport

Taoyuan, TW

Local time
15:52 GMT+8
Timezone
Asia/Taipei
Type
Large Airport
Elevation
106 ft
Coordinates
25.0777, 121.2330

cloud Weather

Wind
340° / 6 kt
Visibility
6 SM
Ceiling
FEW 1,500 ft, SCT 2,000 ft, BKN 9,000 ft
Temp / Dew
33°C / 27°C
Altimeter
29.76 inHg

Obs: 2026-07-14T07:30:00.000Z

Raw METAR / TAF 
METAR RCTP 140730Z 34006KT 300V030 9999 FEW015 SCT020 BKN090 33/27 Q1008 NOSIG RMK A2977

TAF RCTP 140500Z 1406/1512 33009KT 9999 FEW010 BKN032 TEMPO 1407/1412 26009KT 4000 SHRA FEW010 BKN017 FEW020CB BECMG 1412/1413 12005KT TEMPO 1413/1418 19005KT TEMPO 1418/1424 19005KT BECMG 1500/1501 27005KT

flight Live Traffic

flight_takeoff 18 Departures
flight_land 21 Arrivals

Arrival

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
00:52 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
300° / 6 kt
Visibility
10 SM
Ceiling
BKN 20,000 ft
Temp / Dew
17°C / 13°C
Altimeter
29.95 inHg

Obs: 2026-07-14T06:56:00.000Z

Raw METAR / TAF 
METAR KSFO 140656Z 30006KT 10SM BKN200 17/13 A2995 RMK AO2 SLP141 T01720128

TAF KSFO 140520Z 1406/1512 29010KT P6SM BKN200 FM141500 30005KT P6SM FEW010 BKN200 FM141900 31012KT P6SM BKN200 FM142100 31015G25KT P6SM BKN150 FM150400 29010KT P6SM FEW010 BKN150

flight Live Traffic

flight_takeoff 284 Departures
flight_land 158 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-13 A1B535 - Jul 13, 07:05 UTCJul 13, 09:15 UTC2h 10m - -
2026-07-13 A1B535 TPE → SFO Jul 13, 06:51 UTCJul 13, 18:39 UTC11h 48m +21m -14m
2026-07-13 A1B535 TPE → SFO Jul 13, 06:51 UTCJul 13, 18:43 UTC11h 52m +21m -10m
2026-07-12 AABD7F - Jul 12, 09:15 UTCJul 12, 20:45 UTC11h 30m - -
2026-07-10 AAC4ED - Jul 10, 08:40 UTCJul 10, 18:20 UTC9h 40m - -
2026-07-10 AAC4ED - Jul 10, 06:50 UTCJul 10, 07:10 UTC20m - -
2026-07-10 AAC4ED TPE → SFO Jul 10, 06:51 UTCJul 10, 18:10 UTC11h 19m +21m -5m
2026-07-09 A1CB0F - Jul 9, 06:45 UTCJul 9, 07:00 UTC15m - -
2026-07-09 A1CB0F TPE → SFO Jul 9, 06:51 UTCJul 9, 18:02 UTC11h 11m +21m -1m
2026-07-08 A2007C TPE → SFO Jul 8, 06:51 UTCJul 8, 17:53 UTC11h 2m +21m -3m
2026-07-08 A2007C - Jul 8, 06:30 UTCJul 8, 17:55 UTC11h 25m - -
2026-07-07 AA441C - Jul 7, 07:00 UTCJul 7, 18:25 UTC11h 25m - -
2026-07-06 AA92FA - Jul 6, 06:35 UTCJul 6, 18:05 UTC11h 30m - -
2026-07-05 AA6BC0 - Jul 5, 08:20 UTCJul 5, 09:30 UTC1h 10m - -
2026-07-05 AA6BC0 TPE → SFO Jul 5, 06:51 UTCJul 5, 17:55 UTC11h 4m +21m -6m
2026-07-05 AA6BC0 - Jul 5, 06:40 UTCJul 5, 06:55 UTC15m - -
2026-07-04 A92D6D - Jul 4, 06:50 UTCJul 4, 18:10 UTC11h 20m - -
2026-07-03 A2007C TPE → SFO Jul 3, 06:51 UTCJul 3, 17:43 UTC10h 52m +21m +3m
2026-07-03 A2007C - Jul 3, 06:40 UTCJul 3, 06:55 UTC15m - -
2026-07-02 AA931D - Jul 2, 08:10 UTCJul 2, 17:40 UTC9h 30m - -
2026-07-02 AA931D TPE → SFO Jul 2, 06:51 UTCJul 2, 17:36 UTC10h 45m +21m +2m
2026-07-02 AA931D TPE → SFO Jul 2, 06:51 UTCJul 2, 17:33 UTC10h 42m +21m -1m
2026-07-02 AA931D - Jul 2, 06:41 UTCJul 2, 07:00 UTC19m - -
2026-07-01 AA6BC0 - Jul 1, 07:00 UTCJul 1, 07:20 UTC20m - -
2026-07-01 AA6BC0 TPE → SFO Jul 1, 06:51 UTCJul 1, 18:01 UTC11h 10m +21m -6m
2026-06-30 AA4440 - Jun 30, 09:00 UTCJun 30, 17:45 UTC8h 45m - -
2026-06-30 AA4440 - Jun 30, 06:50 UTCJun 30, 07:05 UTC15m - -
2026-06-30 AA4440 TPE → SFO Jun 30, 06:51 UTCJun 30, 17:57 UTC11h 6m +21m +5m
2026-06-29 AA92FA - Jun 29, 09:05 UTCJun 29, 17:40 UTC8h 35m - -
2026-06-29 AA92FA - Jun 29, 06:50 UTCJun 29, 07:05 UTC15m - -

Performance history

Flights tracked
197 showing last 30
Avg arrival delay
-3m
On-time arrival
100% 100% on time
Aircraft used
11

Monthly activity 4 months

Month Flights tracked
July 2026 25
June 2026 62
May 2026 65
April 2026 45

UAL852 frequently asked

Where does flight UAL852 fly?
UAL852 (UAL) flies from TPE to SFO. View the full route page.
How long is flight UAL852?
Based on observed flights, UAL852 takes on average 7h 24m from takeoff to landing.
How often does UAL852 fly?
UAL852 has been observed flying several times a week in our tracking data. We've recorded 197 flights under this callsign.
Is flight UAL852 usually on time?
Across recent flights, UAL852 arrives 3 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL852?
UAL852 has been operated by 11 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL852 live?
Yes. When UAL852 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.