Apparatus

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flight_takeoff Flight

UAL853

Live map

Live map filtered to UAL853. Shown when the flight is currently airborne.

Route airports View route page →

Departure

SFO KSFO VFR

San Francisco International Airport

San Francisco, US

Local time
11:02 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
13 ft
Coordinates
37.6198, -122.3748

cloud Weather

Wind
30° / 5 kt
Visibility
10 SM
Ceiling
FEW 20,000 ft
Temp / Dew
22°C / 16°C
Altimeter
29.98 inHg

Obs: 2026-07-14T16:56:00.000Z

Raw METAR / TAF 
METAR KSFO 141656Z 03005KT 10SM FEW200 22/16 A2998 RMK AO2 SLP153 T02170156

TAF KSFO 141741Z 1418/1524 28007KT P6SM SKC FM142100 28015G25KT P6SM SKC FM150400 29014KT P6SM SKC FM150800 26009KT P6SM SKC FM151800 30012KT P6SM SKC FM152100 29015G25KT P6SM SKC

warning FAA Advisories

  • Ground Delay: other (avg 45 minutes)

flight Live Traffic

flight_takeoff 226 Departures
flight_land 240 Arrivals

Arrival

TPE RCTP MVFR

Taiwan Taoyuan International Airport

Taoyuan, TW

Local time
02:02 GMT+8
Timezone
Asia/Taipei
Type
Large Airport
Elevation
106 ft
Coordinates
25.0777, 121.2330

cloud Weather

Wind
170° / 5 kt
Visibility
6 SM
Ceiling
FEW 1,500 ft, BKN 3,000 ft
Temp / Dew
28°C / 25°C
Altimeter
29.79 inHg

Obs: 2026-07-14T17:30:00.000Z

Raw METAR / TAF 
METAR RCTP 141730Z 17005KT 9999 FEW015 BKN030 28/25 Q1009 NOSIG RMK A2982

TAF RCTP 141700Z 1418/1524 17005KT 9999 FEW015 BKN032 TEMPO 1502/1508 25010KT FEW012 FEW015CB BKN025 BECMG 1518/1520 20008KT

flight Live Traffic

flight_takeoff 9 Departures
flight_land 7 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-14 A2007C SFO → TPE Jul 14, 07:39 UTCJul 14, 20:06 UTC12h 27m +44m -9m
2026-07-14 A2007C - Jul 14, 07:55 UTCJul 14, 08:25 UTC30m - -
2026-07-13 AAB001 SFO → TPE Jul 13, 07:55 UTCJul 13, 20:00 UTC12h 5m - -
2026-07-12 A1B535 SFO → TPE Jul 12, 07:41 UTCJul 12, 19:43 UTC12h 2m +46m -4m
2026-07-12 A1B535 - Jul 12, 07:35 UTCJul 12, 08:01 UTC25m - -
2026-07-11 AABD7F SFO → TPE Jul 11, 10:10 UTCJul 11, 22:55 UTC12h 45m - -
2026-07-09 AAC4ED - Jul 9, 07:20 UTCJul 9, 19:55 UTC12h 35m - -
2026-07-08 A1CB0F - Jul 8, 20:30 UTCJul 8, 21:00 UTC30m - -
2026-07-08 A1CB0F SFO → TPE Jul 8, 08:48 UTCJul 8, 20:37 UTC11h 49m +113m -3m
2026-07-08 A1CB0F - Jul 8, 08:30 UTCJul 8, 19:15 UTC10h 45m - -
2026-07-07 A2007C - Jul 7, 19:45 UTCJul 7, 20:10 UTC25m - -
2026-07-07 A2007C - Jul 7, 07:45 UTCJul 7, 18:40 UTC10h 55m - -
2026-07-06 AA441C SFO → TPE Jul 6, 07:37 UTCJul 6, 20:11 UTC12h 34m +42m -1m
2026-07-06 AA441C SFO → TPE Jul 6, 07:40 UTCJul 6, 20:15 UTC12h 35m - -
2026-07-05 AA92FA - Jul 5, 08:15 UTCJul 5, 08:45 UTC30m - -
2026-07-05 AA92FA SFO → TPE Jul 5, 07:37 UTCJul 5, 20:54 UTC13h 17m +42m -39m
2026-07-04 AA6BC0 - Jul 4, 19:50 UTCJul 4, 20:00 UTC10m - -
2026-07-04 AA6BC0 - Jul 4, 07:35 UTCJul 4, 19:05 UTC11h 30m - -
2026-07-03 A92D6D SFO → TPE Jul 3, 07:30 UTCJul 3, 19:55 UTC12h 25m - -
2026-07-02 A2007C - Jul 2, 19:35 UTCJul 2, 19:55 UTC20m - -
2026-07-02 A2007C - Jul 2, 07:30 UTCJul 2, 07:55 UTC25m - -
2026-07-01 AA931D - Jul 1, 19:25 UTCJul 1, 19:45 UTC20m - -
2026-07-01 AA931D SFO → TPE Jul 1, 07:26 UTCJul 1, 19:48 UTC12h 22m +31m -10m
2026-07-01 AA931D - Jul 1, 07:20 UTCJul 1, 07:50 UTC30m - -
2026-06-30 AA6BC0 SFO → TPE Jun 30, 07:43 UTCJun 30, 20:05 UTC12h 22m +48m -14m
2026-06-30 AA6BC0 - Jun 30, 07:45 UTCJun 30, 20:00 UTC12h 15m - -
2026-06-29 AA4440 SFO → TPE Jun 29, 07:46 UTCJun 29, 20:18 UTC12h 32m +51m -2m
2026-06-29 AA4440 - Jun 29, 07:50 UTCJun 29, 20:19 UTC12h 30m - -
2026-06-28 AA92FA SFO → TPE Jun 28, 07:40 UTCJun 28, 20:09 UTC12h 30m - -
2026-06-27 AA6B9D - Jun 27, 19:49 UTCJun 27, 20:14 UTC25m - -

Performance history

Flights tracked
172 showing last 30
Avg arrival delay
-10m
On-time arrival
100% 100% on time
Aircraft used
13

Monthly activity 4 months

Month Flights tracked
July 2026 24
June 2026 48
May 2026 53
April 2026 47

UAL853 frequently asked

Where does flight UAL853 fly?
UAL853 flies from SFO to TPE. View the full route page.
How long is flight UAL853?
Based on observed flights, UAL853 takes on average 7h 54m from takeoff to landing.
How often does UAL853 fly?
UAL853 has been observed flying several times a week in our tracking data. We've recorded 172 flights under this callsign.
Is flight UAL853 usually on time?
Across recent flights, UAL853 arrives 10 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL853?
UAL853 has been operated by 13 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL853 live?
Yes. When UAL853 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.