Apparatus

Try JFK, AAL1290, BAW, or N225AN.

flight_takeoff Flight

UAL840

Operated by United Airlines

Live map

Live map filtered to UAL840. Shown when the flight is currently airborne.

Route airports View route page →

Departure

MEL YMML VFR

Melbourne Airport

Melbourne, AU

Local time
20:56 GMT+10
Timezone
Australia/Melbourne
Type
Large Airport
Elevation
434 ft
Coordinates
-37.6707, 144.8379

cloud Weather

Wind
360° / 5 kt
Visibility
6 SM
Ceiling
CLR
Temp / Dew
10°C / 10°C
Altimeter
30.44 inHg

Obs: 2026-08-28T10:30:00.000Z

Raw METAR / TAF 
METAR YMML 281030Z AUTO 36005KT 9999 // NCD 10/10 Q1031

TAF YMML 280813Z 2809/2912 21006KT 9999 -DZ SCT010 BKN020 FM281400 22005KT 9999 -DZ BKN008 BECMG 2817/2818 24005KT 9999 NSW BKN020 FM290000 21008KT CAVOK TEMPO 2809/2814 4000 DZ SCT004 BKN008

flight Live Traffic

flight_takeoff 5 Departures
flight_land 2 Arrivals

Arrival

LAX KLAX VFR

Los Angeles International Airport

Los Angeles, US

Local time
03:56 PDT
Timezone
America/Los_Angeles
Type
Large Airport
Elevation
125 ft
Coordinates
33.9425, -118.4080

cloud Weather

Wind
260° / 4 kt
Visibility
10 SM
Ceiling
FEW 800 ft, FEW 14,000 ft, SCT 22,000 ft, BKN 28,000 ft
Temp / Dew
24°C / 21°C
Altimeter
29.83 inHg

Obs: 2026-08-28T09:53:00.000Z

Raw METAR / TAF 
METAR KLAX 280953Z 26004KT 10SM FEW008 FEW140 SCT220 BKN280 24/21 A2983 RMK AO2 SLP098 T02390206 $

TAF KLAX 280520Z 2806/2912 VRB03KT P6SM BKN150 FM281700 26006KT P6SM BKN150 FM281900 26012KT P6SM BKN150 FM290300 26006KT P6SM SCT250

flight Live Traffic

flight_takeoff 210 Departures
flight_land 206 Arrivals

Recent history last 30

DateAircraftRouteTakeoffLandingDurationDep ΔArr Δ
2026-07-26 A2B151 MEL → LAX Jul 26, 14:35 UTCJul 26, 20:30 UTC5h 55m - -
2026-07-25 A4423B MEL → LAX Jul 25, 14:45 UTCJul 25, 20:55 UTC6h 10m - -
2026-07-24 A126E7 MEL → LAX Jul 24, 14:50 UTCJul 24, 21:10 UTC6h 20m - -
2026-07-23 A2B134 MEL → LAX Jul 23, 15:00 UTCJul 23, 21:35 UTC6h 35m - -
2026-07-23 A2B134 MEL → LAX Jul 23, 14:41 UTCJul 23, 21:28 UTC6h 47m +37m +17m
2026-07-22 A44166 MEL → LAX Jul 22, 14:30 UTCJul 22, 20:55 UTC6h 25m - -
2026-07-21 A2B4EA MEL → LAX Jul 21, 14:25 UTCJul 21, 20:35 UTC6h 10m - -
2026-07-20 A43E60 ORD → ANC Jul 20, 14:40 UTCJul 20, 21:30 UTC6h 50m - -
2026-07-19 A5CC12 - Jul 19, 14:35 UTCJul 19, 20:40 UTC6h 5m - -
2026-07-18 A2B17A - Jul 18, 14:55 UTCJul 18, 20:50 UTC5h 55m - -
2026-07-17 A12710 - Jul 17, 15:20 UTCJul 17, 21:34 UTC6h 15m - -
2026-07-16 A126EB ORD → ANC Jul 16, 15:10 UTCJul 16, 21:25 UTC6h 15m - -
2026-07-15 A2B12D - Jul 15, 14:30 UTCJul 15, 20:35 UTC6h 5m - -
2026-07-14 A4423A - Jul 14, 14:40 UTCJul 14, 18:30 UTC3h 50m - -
2026-07-14 A4423A ORD → ANC Jul 14, 14:41 UTCJul 14, 20:46 UTC6h 5m +37m +5m
2026-07-13 A441F5 - Jul 13, 14:30 UTCJul 13, 17:15 UTC2h 45m - -
2026-07-13 A441F5 ORD → ANC Jul 13, 14:41 UTCJul 13, 20:33 UTC5h 52m +37m -7m
2026-07-12 A12711 - Jul 12, 14:35 UTCJul 12, 20:45 UTC6h 10m - -
2026-07-12 A12711 ORD → ANC Jul 12, 14:37 UTCJul 12, 20:39 UTC6h 2m +37m +8m
2026-07-11 A12732 ORD → ANC Jul 11, 14:35 UTCJul 11, 20:25 UTC5h 50m - -
2026-07-10 A44212 - Jul 10, 14:30 UTCJul 10, 20:40 UTC6h 10m - -
2026-07-10 A44212 ORD → ANC Jul 10, 14:41 UTCJul 10, 20:35 UTC5h 54m +37m -7m
2026-07-09 A44214 ORD → ANC Jul 9, 14:45 UTCJul 9, 20:40 UTC5h 55m - -
2026-07-08 A12710 - Jul 8, 15:00 UTCJul 8, 21:05 UTC6h 5m - -
2026-07-08 A12710 ORD → ANC Jul 8, 14:41 UTCJul 8, 20:57 UTC6h 16m +37m -33m
2026-07-07 A12731 - Jul 7, 14:30 UTCJul 7, 20:45 UTC6h 15m - -
2026-07-06 A5CF1B - Jul 6, 14:55 UTCJul 6, 18:45 UTC3h 50m - -
2026-07-06 A5CF1B ORD → ANC Jul 6, 14:41 UTCJul 6, 21:03 UTC6h 22m +37m +3m
2026-07-05 A5CC37 ORD → ANC Jul 5, 14:37 UTCJul 5, 20:18 UTC5h 41m +37m -1m
2026-07-05 A5CC37 ORD → ANC Jul 5, 14:15 UTCJul 5, 20:15 UTC6h 0m - -

Performance history

Flights tracked
124 showing last 30
Avg arrival delay
-2m
On-time arrival
88% 88% on time
Aircraft used
21

Monthly activity 4 months

Month Flights tracked
July 2026 35
June 2026 39
May 2026 46
April 2026 4

UAL840 frequently asked

Where does flight UAL840 fly?
UAL840 (United Airlines) flies from MEL to LAX. View the full route page.
How long is flight UAL840?
Based on observed flights, UAL840 takes on average 5h 54m from takeoff to landing.
How often does UAL840 fly?
UAL840 has been observed flying several times a week in our tracking data. We've recorded 124 flights under this callsign.
Is flight UAL840 usually on time?
Across recent flights, UAL840 arrives 2 minutes early on average. 88% of flights arrive within 15 minutes of schedule.
What aircraft operates flight UAL840?
UAL840 has been operated by 21 different aircraft in our records. Tail numbers are listed in the recent history below.
Can I track UAL840 live?
Yes. When UAL840 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.