Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL852

Operated by United Airlines

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
07:13 GMT+8
Timezone
Asia/Taipei
Type
Large Airport
Elevation
106 ft
Coordinates
25.0777, 121.2330

cloud Weather

Wind
50° / 5 kt
Visibility
6 SM
Ceiling
FEW 1,500 ft, SCT 3,500 ft
Temp / Dew
30°C / 28°C
Altimeter
29.56 inHg

Obs: 2026-08-28T23:00:00.000Z

Raw METAR / TAF 
METAR RCTP 282300Z 05005KT 9999 FEW015 SCT035 30/28 Q1001 NOSIG RMK A2958

TAF RCTP 282300Z 2900/3006 02010KT 9999 FEW015 BKN032 TEMPO 2900/2906 33005KT TEMPO 2906/2910 17005KT 5000 SHRA FEW012 BKN020 BECMG 2910/2912 14005KT BECMG 3000/3002 34005KT

flight Live Traffic

flight_takeoff 14 Departures
flight_land 4 Arrivals

Arrival

SAN KSAN VFR

San Diego International Airport

San Diego, US

Local time
16:13 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
17 ft
Coordinates
32.7336, -117.1900

cloud Weather

Wind
VRB / 5 kt
Visibility
10 SM
Ceiling
FEW 500 ft, SCT 5,000 ft, SCT 25,000 ft
Temp / Dew
26°C / 22°C
Altimeter
29.87 inHg

Obs: 2026-08-28T22:51:00.000Z

Raw METAR / TAF 
METAR KSAN 282251Z VRB05KT 10SM FEW005 SCT050 SCT250 26/22 A2987 RMK AO2 SLP113 CB DSNT NE T02610217

TAF KSAN 282030Z 2821/2924 20009G18KT P6SM VCFG FEW003 SCT200 FM290300 VRB04KT P6SM FEW006 TEMPO 2908/2912 BKN006 FM291200 VRB04KT P6SM BKN006 FM291600 VRB04KT P6SM FEW008 FM291900 28009KT P6SM SKC

warning FAA Advisories

  • Ground Delay: airport volume (avg 1 hour and 1 minute)

flight Live Traffic

flight_takeoff 120 Departures
flight_land 119 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 AABD7F TPE → SAN Jul 26, 08:55 UTCJul 26, 18:05 UTC9h 10m - -
2026-07-26 AABD7F TPE → SAN Jul 26, 06:55 UTCJul 26, 07:10 UTC15m - -
2026-07-25 A75103 TPE → SAN Jul 25, 11:15 UTCJul 25, 20:55 UTC9h 40m - -
2026-07-25 A75103 TPE → SAN Jul 25, 09:25 UTCJul 25, 09:40 UTC15m - -
2026-07-24 A1D546 TPE → SAN Jul 24, 08:05 UTCJul 24, 09:25 UTC1h 20m - -
2026-07-24 A1D546 TPE → SAN Jul 24, 06:40 UTCJul 24, 06:50 UTC10m - -
2026-07-24 A1D546 TPE → SAN Jul 24, 06:51 UTCJul 24, 18:21 UTC11h 30m +21m -2m
2026-07-23 AA4440 TPE → SAN Jul 23, 08:40 UTCJul 23, 18:25 UTC9h 45m - -
2026-07-23 AA4440 TPE → SAN Jul 23, 06:45 UTCJul 23, 07:05 UTC20m - -
2026-07-22 AAC4ED TPE → SAN Jul 22, 17:30 UTCJul 22, 18:15 UTC45m - -
2026-07-21 AACC5B TPE → SAN Jul 21, 08:20 UTCJul 21, 18:15 UTC9h 55m - -
2026-07-21 AACC5B TPE → SAN Jul 21, 06:50 UTCJul 21, 07:05 UTC15m - -
2026-07-20 A1D8FD TPE → SAN Jul 20, 06:45 UTCJul 20, 18:25 UTC11h 40m - -
2026-07-19 AA92F8 TPE → SAN Jul 19, 08:45 UTCJul 19, 18:20 UTC9h 35m - -
2026-07-19 AA92F8 TPE → SAN Jul 19, 06:50 UTCJul 19, 07:10 UTC20m - -
2026-07-18 AAC4ED TPE → SAN Jul 18, 08:50 UTCJul 18, 09:15 UTC25m - -
2026-07-18 AAC4ED TPE → SAN Jul 18, 06:55 UTCJul 18, 07:10 UTC15m - -
2026-07-18 AAC4ED TPE → SAN Jul 18, 06:51 UTCJul 18, 18:43 UTC11h 52m +21m +17m
2026-07-17 AA6B9F TPE → SAN Jul 17, 08:49 UTCJul 17, 18:29 UTC9h 40m - -
2026-07-17 AA6B9F TPE → SAN Jul 17, 06:54 UTCJul 17, 07:14 UTC20m - -
2026-07-16 A2E014 TPE → SFO Jul 16, 06:51 UTCJul 16, 18:29 UTC11h 38m +21m -10m
2026-07-16 A2E014 TPE → SFO Jul 16, 06:51 UTCJul 16, 18:30 UTC11h 39m +21m -9m
2026-07-15 A2007C - Jul 15, 08:30 UTCJul 15, 18:40 UTC10h 10m - -
2026-07-15 A2007C - Jul 15, 06:55 UTCJul 15, 07:15 UTC20m - -
2026-07-15 A2007C TPE → SFO Jul 15, 06:51 UTCJul 15, 18:32 UTC11h 41m +21m +6m
2026-07-14 AAB001 TPE → SFO Jul 14, 06:51 UTCJul 14, 18:28 UTC11h 37m +21m +6m
2026-07-14 AAB001 - Jul 14, 06:45 UTCJul 14, 18:30 UTC11h 45m - -
2026-07-14 AAB001 TPE → SFO Jul 14, 06:51 UTCJul 14, 18:17 UTC11h 26m +21m -5m
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

Performance history

Flights tracked
225 showing last 30
Avg arrival delay
-1m
On-time arrival
88% 88% on time
Aircraft used
13

Monthly activity 4 months

Month Flights tracked
July 2026 53
June 2026 62
May 2026 65
April 2026 45

UAL852 frequently asked

Where does flight UAL852 fly?
UAL852 (United Airlines) flies from TPE to SAN. View the full route page.
How long is flight UAL852?
Based on observed flights, UAL852 takes on average 6h 23m 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 225 flights under this callsign.
Is flight UAL852 usually on time?
Across recent flights, UAL852 arrives 1 minutes early on average. 88% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL852?
UAL852 has been operated by 13 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.