CX143Cathay Pacific · HKG → PER
live · 14m ago
Route confirmed Cathay Pacific

CX143 Hong KongHKG · 23:15 PerthPER · 07:06

CX143 by Cathay Pacific flies from Hong Kong (HKG) to Perth (PER).

Right nowNext departure today Operates daily
23:15

scheduled from HKG

⚖ CX143 typically leaves +9 and lands −3. The air wins minutes back.
Typical gate push+9 minmedian posted departure
Typical arrival−3 minmedian over 13 operations
Wins back in air~12 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 14tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
08-18
+3 gate · +0 arrival
08-17
+60 gate
08-16
+9 gate · +5 arrival
08-15
+13 gate · +9 arrival
08-14
+7 gate · +13 arrival
08-13
+0 gate · −16 arrival
08-11
+3 gate · −20 arrival

The bar is how late it left the gate; the ring is where it actually arrived. Board clocks, not estimates.

The last 30 days

arrival outcome per operation

median arrival −3 min · 0 cancelled · 14 operations tracked

The route today

live boards
HKGHong KongOn-time likelyHKG delay board →
PERPerthOn-time likelyPER delay board →
HKG→PERevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
42%Chance of 15+ min delay
1.6%Chance of cancellation
+9 minAvg hub delay right now

Conditions at HKG and PER are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. For this route and airline, under conditions like today's, over the last 90 days.

Pro Flight Search tracking, 90 days · the weather × delay correlation study → · live weather risk by airport →

When it flies

scheduled departures
061422
M
T
W
T
F
S
S

Each mark is a scheduled departure at its origin-local time. Today is highlighted.

Other Hong Kong to Perth flights today

same route · Cathay Pacific
CX171departs 15:00

If CX143 is cancelled, this is the other Cathay Pacific nonstop flight from Hong Kong to Perth on the same day, with scheduled departure times in HKG local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →

How CX143 actually runs

Pro Flight Search has tracked every published board update for CX143 across the HKG and PER boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 13 confirmed landings · 11/13 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how CX143 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocksaircraft

Board log

scheduled → actual, per operation
08-18HKG 23:15 23:18 (+3)PER 07:06 (+0)
08-17HKG 23:15 00:15 (+60)PER
08-16HKG 23:15 23:24 (+9)PER 06:50 06:55 (+5)
08-15HKG 23:15 23:28 (+13)PER 06:50 06:59 (+9)
08-14HKG 23:15 23:22 (+7)PER 06:50 07:03 (+13)
08-13HKG 23:15 (+0)PER 06:50 06:34 (−16)
08-11HKG 23:15 23:18 (+3)PER 06:50 06:30 (−20)
08-09HKG 23:15 23:14 (−1)PER 06:50 06:29 (−21)
08-08HKG 23:15 23:14 (−1)PER 06:50 06:26 (−24)
08-07HKG 23:15 23:25 (+10)PER 06:50 06:32 (−18)
08-06HKG 23:15 01:17 (+122)PER 06:50 08:42 (+112)
08-05HKG 23:15 23:25 (+10)PER 06:50 06:47 (−3)
08-04HKG 23:15 23:23 (+8)PER 06:50 06:39 (−11)
08-03HKG 23:15 23:38 (+23)PER 07:06 (+0)

Aircraft

Recent tails: B-LRL, B-LRU, B-LQB, B-LRF.

Board clocks recorded as HKG and PER published them.

Planning around CX143? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure

Cite this data

Journalists, bloggers, and researchers may cite this page with attribution and a link to Pro Flight Search.

Suggested citation

Pro Flight Search — CX143 Hong Kong to Perth on-time performance, measured from the HKG and PER airport boards.

Canonical URL
https://proflightsearch.com/flight/CX143
How we measure this →