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
09:40 GMT+8
Timezone
Asia/Taipei
Type
Large Airport
Elevation
106 ft
Coordinates
25.0777, 121.2330

cloud Weather

Wind
10° / 5 kt
Visibility
6 SM
Ceiling
FEW 2,000 ft
Temp / Dew
28°C / 21°C
Altimeter
30.03 inHg

Obs: 2026-10-13T01:00:00.000Z

Raw METAR / TAF 
METAR RCTP 130100Z 01005KT 330V050 9999 FEW020 28/21 Q1017 NOSIG RMK A3005

TAF RCTP 122300Z 1300/1406 02012KT 9999 FEW015 TEMPO 1300/1302 12005KT BECMG 1310/1312 09008KT BECMG 1323/1401 04017KT

flight Live Traffic

flight_takeoff 14 Departures
flight_land 6 Arrivals

Arrival

SAN KSAN VFR

San Diego International Airport

San Diego, US

Local time
18:40 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
17 ft
Coordinates
32.7336, -117.1900

cloud Weather

Wind
270° / 8 kt
Visibility
10 SM
Ceiling
SCT 4,300 ft, SCT 6,500 ft
Temp / Dew
20°C / 10°C
Altimeter
29.92 inHg

Obs: 2026-10-13T00:51:00.000Z

Raw METAR / TAF 
METAR KSAN 130051Z 27008KT 10SM SCT043 SCT065 20/10 A2992 RMK AO2 SLP130 T02000100

TAF KSAN 122343Z 1300/1406 23009KT P6SM VCSH FEW040 BKN060 FM130130 VRB05KT P6SM VCSH BKN035 FM131700 28007KT P6SM SCT035 FM140130 VRB04KT P6SM SKC

warning FAA Advisories

  • Ground Delay: airport volume (avg 58 minutes)
  • Closed: !SAN 10/004 SAN AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC PPR 619-298-7704 2610011633-2701010800 (Oct 01 at 16:33 UTC. – Jan 01 at 08:00 UTC.)

flight Live Traffic

flight_takeoff 138 Departures
flight_land 136 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.