UO541HK Express · HAN → HKG
live · 9m ago
Route confirmed HK Express

UO541 HanoiHAN · 09:35 Hong KongHKG · 12:40

UO541 by HK Express flies from Hanoi (HAN) to Hong Kong (HKG) for the Fri, Oct 23 departure.

Right nowIn the air to Hong Kong · off blocks 09:44 · 9 min late
12:40

estimated arrival at HKG · local time · ~35 min from now

LivePosition · updated 9m ago
HAN31 mi · ~35 min leftHKG
19,000 ftAltitudecruising
387 mphSpeed336 kt
189°Direction

Live position · flown path, last 1h 13m

⚖ UO541 typically leaves +9 and lands −19. The air wins minutes back.
Typical gate push+9 minmedian posted departure
Typical arrival−19 minmedian over 12 operations
Wins back in air~28 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
10-23
+9 gate
10-22
−7 gate · −31 arrival
10-21
+3 gate · −18 arrival
10-20
−6 arrival
10-19
+11 gate · −4 arrival
10-18
+12 gate · −12 arrival
10-17
+17 gate · −9 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 −19 min · 0 cancelled · 14 operations tracked

The route today

live boards
HANHanoiModerate riskHAN delay board →
HKGHong KongOn-time likelyHKG delay board →
HAN→HKGevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Weather-conditioned outlook for this flight right now

Measured, 90-day sample
45%Chance of 15+ min delay
1.1%Chance of cancellation
+7 minAvg hub delay right now

Driven mainly by HAN (Hanoi), currently flying MVFR (marginal visual). 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.

How UO541 actually runs

Pro Flight Search has tracked every published board update for UO541 across the HAN and HKG boards: schedule changes, gate pushes and actual clocks. Usually lands ~19 min early. Based on 12 confirmed landings · 12/12 within 15 min of schedule. Pushes back late but makes up time in the air.

The verdict above is that record speaking, so it reflects how UO541 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
10-23HAN 09:35 09:44 (+9)HKG 12:40
10-22HAN 09:35 09:28 (−7)HKG 12:40 12:09 (−31)
10-21HAN 09:35 09:38 (+3)HKG 12:40 12:22 (−18)
10-20HAN 09:35HKG 12:40 12:34 (−6)
10-19HAN 09:35 09:46 (+11)HKG 12:40 12:36 (−4)
10-18HAN 09:35 09:47 (+12)HKG 12:40 12:28 (−12)
10-17HAN 09:35 09:52 (+17)HKG 12:40 12:31 (−9)
10-16HAN 09:35 09:41 (+6)HKG 12:40 12:21 (−19)
10-15HAN 09:35HKG 12:40 12:17 (−23)
10-14HAN 09:35 09:41 (+6)HKG 12:40 12:09 (−31)
10-13HAN 09:35HKG 12:40 12:17 (−23)
10-12HAN 09:35 (+0)HKG 12:40 12:11 (−29)
10-11HAN 09:35 09:45 (+10)HKG 12:40 12:21 (−19)
10-10HAN 09:35 09:46 (+11)HKG

Aircraft

Recent tails: B-HSN, B-KKC, B-HTH, B-KKE.

Board clocks recorded as HAN and HKG published them.

Planning around UO541? 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 — UO541 Hanoi to Hong Kong on-time performance, measured from the HAN and HKG airport boards.

Canonical URL
https://proflightsearch.com/flight/UO541
How we measure this →