YAFT.LIVE

UAL839

LAX → SYD · Boeing 787-9 · United Airlines

Flight

Status
Completed
Departure
Los Angeles International Airport (LAX) — Los Angeles, United States
Est. departure time
2026-09-04 06:29 UTC (approx.)
Arrival
Sydney Kingsford Smith International Airport (SYD) — Sydney, Australia
Distance flown
12296 km
Straight-line distance
12061 km
Approach distance
122 km

Aircraft

Registration
Type
Boeing 787-9
Seats
257 total (149 Economy, 39 Economy Plus, 21 Premium Plus, 48 Polaris)

Altitude & speed

Max altitude
40,000 ft
Max ground speed
499 kt
Tracked
14h 21m · 12,279 km
Altitude (ft, max 40,000)
021,60043,2000m2h 0m4h 0m6h 0m8h 0m10h 0m12h 0m14h 0m
Ground speed (kt, max 499)
02695390m2h 0m4h 0m6h 0m8h 0m10h 0m12h 0m14h 0m
Altitude (ft, max 40,000)
021,60043,2000m4h 0m8h 0m12h 0m
Ground speed (kt, max 499)
02695390m4h 0m8h 0m12h 0m

From the ADS-B positions we received; time since the first fix. A dashed stretch is a gap in reception, bridged by a straight line.

Route map

Airline

United Airlines (UAL)

Latest flights

DepartedFlightRouteRegAircraftStatusDistance
2026-10-02 19:52 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29981 Boeing 787-9 In progress ~12061 km est.
2026-10-02 06:43 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29981 Boeing 787-9 Incomplete (signal lost) ~12123 km est. (365 km recorded)
2026-10-01 19:58 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N24974 Boeing 787-9 Completed 472 km
2026-10-01 06:37 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N24974 Boeing 787-9 Incomplete (signal lost) ~12124 km est. (352 km recorded)
2026-09-30 20:50 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N19951 Boeing 787-9 Completed (landing confirmed by airport data) 700 km
2026-09-30 07:55 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N19951 Boeing 787-9 Incomplete (signal lost) ~12120 km est. (394 km recorded)
2026-09-29 19:41 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27959 Boeing 787-9 Completed 513 km
2026-09-29 06:32 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27959 Boeing 787-9 Incomplete (signal lost) ~12144 km est. (538 km recorded)
2026-09-28 19:45 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N24976 Boeing 787-9 Completed 532 km
2026-09-28 06:19 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N24976 Boeing 787-9 Incomplete (signal lost) ~12152 km est. (1021 km recorded)
2026-09-27 19:21 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29981 Boeing 787-9 Completed 824 km
2026-09-27 06:11 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29981 Boeing 787-9 Incomplete (signal lost) ~12149 km est. (630 km recorded)
2026-09-26 19:11 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27997 Boeing 787-9 Completed 1066 km
2026-09-26 06:37 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27997 Boeing 787-9 Incomplete (signal lost) ~12142 km est. (708 km recorded)
2026-09-25 20:15 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N13954 Boeing 787-9 Completed 1137 km
2026-09-25 07:39 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N13954 Boeing 787-9 Incomplete (signal lost) ~12128 km est. (441 km recorded)
2026-09-24 19:14 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N38955 Boeing 787-9 Completed 1135 km
2026-09-24 06:41 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N38955 Boeing 787-9 Completed (landing confirmed by airport data) ~12306 km est. (4565 km recorded)
2026-09-23 18:54 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N26967 Boeing 787-9 Completed 1115 km
2026-09-23 06:00 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N26967 Boeing 787-9 Completed (landing confirmed by airport data) ~12382 km est. (4607 km recorded)
2026-09-22 19:22 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N38950 Boeing 787-9 Completed 1139 km
2026-09-22 06:22 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N38950 Boeing 787-9 Completed (landing confirmed by airport data) ~12300 km est. (4604 km recorded)
2026-09-21 06:37 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27958 Boeing 787-9 Completed 12374 km
2026-09-20 19:05 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29981 Boeing 787-9 Completed 1027 km
2026-09-20 06:29 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29981 Boeing 787-9 Completed (landing confirmed by airport data) ~12158 km est. (716 km recorded)
2026-09-19 06:44 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29968 Boeing 787-9 Completed 12234 km
2026-09-18 19:51 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27964 Boeing 787-9 Completed 659 km
2026-09-18 06:40 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27964 Boeing 787-9 Completed (landing confirmed by airport data) ~12146 km est. (438 km recorded)
2026-09-17 06:13 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N38950 Boeing 787-9 Completed 12188 km
2026-09-16 19:28 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29989 Boeing 787-9 Completed 1126 km
2026-09-16 06:40 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29989 Boeing 787-9 Completed (landing confirmed by airport data) ~12339 km est. (4629 km recorded)
2026-09-15 06:12 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27965 Boeing 787-9 Completed 12377 km
2026-09-14 19:20 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29981 Boeing 787-9 Completed 1080 km
2026-09-14 06:12 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29981 Boeing 787-9 Completed (landing confirmed by airport data) ~12154 km est. (593 km recorded)
2026-09-13 19:44 UTC UAL839 ? → SYD
? → Sydney
N24990 Boeing 787-9 Completed 586 km
2026-09-13 06:16 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N24990 Boeing 787-9 Completed (landing confirmed by airport data) ~12144 km est. (437 km recorded)
2026-09-12 19:39 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N23983 Boeing 787-9 Completed 1016 km
2026-09-12 06:30 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N23983 Boeing 787-9 Completed (landing confirmed by airport data) ~12302 km est. (4520 km recorded)
2026-09-11 06:26 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27957 Boeing 787-9 Completed 12248 km
2026-09-10 06:08 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N15969 Boeing 787-9 Completed 12466 km
2026-09-09 21:02 UTC UAL839 SYD → SYD
Sydney → Sydney
N29989 Boeing 787-9 Completed ~7 km est. (5 km recorded)
2026-09-09 19:34 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29989 Boeing 787-9 Completed 1043 km
2026-09-08 06:18 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27965 Boeing 787-9 Incomplete (signal lost) ~12137 km est. (400 km recorded)
2026-09-07 06:54 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N29961 Boeing 787-9 Completed 12241 km
2026-09-06 06:23 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N17963 Boeing 787-9 Completed 12227 km
2026-09-05 06:45 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N27965 Boeing 787-9 Completed 12233 km
2026-09-04 06:50 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N24988 Boeing 787-9 Completed 12296 km
2026-09-03 06:32 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N26996 Boeing 787-9 Completed 12544 km
2026-09-01 06:04 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N26970 Boeing 787-9 Completed 12619 km
2026-08-31 06:17 UTC UAL839 LAX → SYD
Los Angeles → Sydney
N24980 Boeing 787-9 Completed 12376 km

← Back to the live map