Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL839

Operated by UAL

Live map

Live map filtered to UAL839. Shown when the flight is currently airborne.

Route airports View route page →

Departure

LAX KLAX VFR

Los Angeles International Airport

Los Angeles, US

Local time
01:23 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
125 ft
Coordinates
33.9425, -118.4080

cloud Weather

Wind
250° / 4 kt
Visibility
10 SM
Ceiling
FEW 1,000 ft
Temp / Dew
16°C / 13°C
Altimeter
30.01 inHg

Obs: 2026-05-30T07:53:00.000Z

Raw METAR / TAF 
METAR KLAX 300753Z 25004KT 10SM FEW010 16/13 A3001 RMK AO2 SLP162 T01610128 402000150 $

TAF KLAX 300536Z 3006/3112 VRB03KT P6SM SKC FM301000 12006KT P6SM OVC010 FM301700 VRB03KT P6SM SCT015 FM301900 26014KT P6SM SKC FM310300 VRB03KT P6SM SKC FM311000 12006KT P6SM OVC010

warning FAA Advisories

  • Closed: !LAX 05/277 LAX AD AP CLSD TO NON SKED TRANSIENT GA ACFT EXC 24HR PPR CTC ATLANTIC AVIATION 310-258-9884 OR SIGNATURE AVIATION 310-410-9605 2605271826-2705281600 (May 27 at 18:26 UTC. – May 28 at 16:00 UTC.)

flight Live Traffic

flight_takeoff 278 Departures
flight_land 213 Arrivals

Arrival

SYD YSSY VFR

Sydney Kingsford Smith International Airport

Sydney (Mascot), AU

Local time
18:23 GMT+10
Timezone
Australia/Sydney
Type
Large Airport
Elevation
21 ft
Coordinates
-33.9461, 151.1770

cloud Weather

Wind
300° / 9 kt
Visibility
6 SM
Ceiling
CLR
Temp / Dew
17°C / 7°C
Altimeter
29.73 inHg

Obs: 2026-05-30T08:00:00.000Z

Raw METAR / TAF 
METAR YSSY 300800Z AUTO 30009KT 9999 // NCD 17/07 Q1007

TAF AMD YSSY 300807Z 3009/3112 30007KT CAVOK BECMG 3100/3101 26016G26KT CAVOK FM310800 27014KT CAVOK

flight Live Traffic

flight_takeoff 11 Departures
flight_land 6 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-05-30 A31A73 LAX → SYD May 30, 06:25 UTCMay 30, 06:45 UTC20m - -
2026-05-29 A22D7B LAX → SYD May 29, 06:10 UTCMay 29, 20:25 UTC14h 15m - -
2026-05-28 A2CB12 LAX → SYD May 28, 06:09 UTCMay 28, 21:32 UTC15h 23m +24m -38m
2026-05-28 A2CB12 LAX → SYD May 28, 06:40 UTCMay 28, 21:35 UTC14h 55m - -
2026-05-27 A31A56 LAX → SYD May 27, 06:29 UTCMay 27, 20:50 UTC14h 20m - -
2026-05-27 A31A56 LAX → SYD May 27, 06:09 UTCMay 27, 20:42 UTC14h 33m +24m -7m
2026-05-26 A31A57 LAX → SYD May 26, 06:44 UTCMay 26, 20:54 UTC14h 10m - -
2026-05-25 A47FDE LAX → SYD May 25, 06:00 UTCMay 25, 20:24 UTC14h 24m - -
2026-05-24 A2A3B6 LAX → SYD May 24, 06:15 UTCMay 24, 20:55 UTC14h 40m - -
2026-05-24 A2A3B6 LAX → SYD May 24, 06:09 UTCMay 24, 20:50 UTC14h 41m +24m -2m
2026-05-23 A2CB32 LAX → SYD May 23, 06:30 UTCMay 23, 20:55 UTC14h 25m - -
2026-05-23 A2CB32 LAX → SYD May 23, 06:09 UTCMay 23, 20:54 UTC14h 45m +24m -22m
2026-05-22 A2A38E LAX → SYD May 22, 06:55 UTCMay 22, 21:55 UTC14h 59m - -
2026-05-21 A31A57 LAX → SYD May 21, 06:05 UTCMay 21, 21:10 UTC15h 5m - -
2026-05-20 A47FDE LAX → SYD May 20, 06:20 UTCMay 20, 21:00 UTC14h 40m - -
2026-05-19 A2A3D2 LAX → SYD May 19, 06:10 UTCMay 19, 07:00 UTC50m - -
2026-05-19 A2A3D2 LAX → SYD May 19, 06:04 UTCMay 19, 21:08 UTC15h 4m +24m -2m
2026-05-18 A2A3B5 LAX → SYD May 18, 06:25 UTCMay 18, 21:35 UTC15h 9m - -
2026-05-17 A2A3AF LAX → SYD May 17, 06:25 UTCMay 17, 21:10 UTC14h 45m - -
2026-05-17 A2A3AF LAX → SYD May 17, 06:04 UTCMay 17, 21:10 UTC15h 6m +24m -5m
2026-05-16 A2A38E LAX → SYD May 16, 08:41 UTCMay 16, 22:55 UTC14h 15m - -
2026-05-15 A31A57 LAX → SYD May 15, 07:00 UTCMay 15, 21:35 UTC14h 34m - -
2026-05-15 A31A57 LAX → SYD May 15, 06:14 UTCMay 15, 21:29 UTC15h 15m +34m -51m
2026-05-14 A2551A LAX → SYD May 14, 06:40 UTCMay 14, 07:05 UTC25m - -
2026-05-14 A2551A LAX → SYD May 14, 06:04 UTCMay 14, 20:55 UTC14h 51m +24m -39m
2026-05-13 A09FC4 LAX → SYD May 13, 06:30 UTCMay 13, 21:05 UTC14h 35m - -
2026-05-12 A2A3B6 LAX → SYD May 12, 06:45 UTCMay 12, 21:10 UTC14h 25m - -
2026-05-11 A20621 LAX → SYD May 11, 06:05 UTCMay 11, 20:50 UTC14h 45m - -
2026-05-10 A254D8 LAX → SYD May 10, 06:15 UTCMay 10, 06:40 UTC25m - -
2026-05-10 A254D8 LAX → SYD May 10, 06:04 UTCMay 10, 20:55 UTC14h 51m +24m -10m

Performance history

Flights tracked
73 showing last 30
Avg arrival delay
-20m
On-time arrival
100% 100% on time
Aircraft used
16

Monthly activity 2 months

Month Flights tracked
May 2026 44
April 2026 29

UAL839 frequently asked

Where does flight UAL839 fly?
UAL839 (UAL) flies from LAX to SYD. View the full route page.
How long is flight UAL839?
Based on observed flights, UAL839 takes on average 12h 50m from takeoff to landing.
How often does UAL839 fly?
UAL839 has been observed flying several times a week in our tracking data. We've recorded 73 flights under this callsign.
Is flight UAL839 usually on time?
Across recent flights, UAL839 arrives 20 minutes early on average. 100% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL839?
UAL839 has been operated by 16 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL839 live?
Yes. When UAL839 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.