UO641HK Express · CJU → HKG
live · 13m ago
Route confirmed HK Express

UO641 Jeju CityCJU · 20:00 Hong KongHKG · 22:30

UO641 by HK Express flies from Jeju City (CJU) to Hong Kong (HKG) for the Sat, Nov 7 departure.

Right nowScheduled · today
20:00

departs CJU · on schedule

⚖ UO641 typically leaves +25 and lands −12. The air wins minutes back.
Typical gate push+25 minmedian posted departure
Typical arrival−12 minmedian over 13 operations
Wins back in air~37 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 13tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-06
+26 gate · −13 arrival
11-05
+16 gate · −26 arrival
11-04
+18 gate · −13 arrival
11-03
+16 gate · −16 arrival
11-02
+11 gate · −25 arrival
11-01
+41 gate · +4 arrival
10-31
+26 gate · −26 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 −12 min · 0 cancelled · 13 operations tracked

The route today

live boards
CJUJeju CityModerate riskCJU delay board →
HKGHong KongOn-time likelyHKG delay board →
CJU→HKGevery carrier, schedules and on-time historyRoute intelligence →

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 Jeju City to Hong Kong flights today

same route · HK Express
UO699departs 07:30
UO677departs 07:45
UO663departs 13:25

If UO641 is cancelled, these are the other HK Express nonstop flights from Jeju City to Hong Kong on the same day, with scheduled departure times in CJU local time. Most flights that show a delay still operate. Rebooking usually helps only when that delay is very large. Every airline on this route →

How UO641 actually runs

Pro Flight Search has tracked every published board update for UO641 across the CJU and HKG boards: schedule changes, gate pushes and actual clocks. Usually lands ~12 min early. Based on 13 confirmed landings · 13/13 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 UO641 operates rather than what the timetable promises. Numbers refresh as new flights operate.

Technical record

How this operation is measured

board clocks

Board log

scheduled → actual, per operation
11-06CJU 20:00 20:26 (+26)HKG 22:30 22:17 (−13)
11-05CJU 20:00 20:16 (+16)HKG 22:30 22:04 (−26)
11-04CJU 20:00 20:18 (+18)HKG 22:30 22:17 (−13)
11-03CJU 20:00 20:16 (+16)HKG 22:30 22:14 (−16)
11-02CJU 20:00 20:11 (+11)HKG 22:30 22:05 (−25)
11-01CJU 20:00 20:41 (+41)HKG 22:30 22:34 (+4)
10-31CJU 20:00 20:26 (+26)HKG 22:30 22:04 (−26)
10-30CJU 20:00 20:52 (+52)HKG 22:30 22:45 (+15)
10-29CJU 20:00 20:47 (+47)HKG 22:30 22:37 (+7)
10-28CJU 20:00 20:25 (+25)HKG 22:30 (+0)
10-27CJU 20:00 20:21 (+21)HKG 22:30 (+0)
10-26CJU 20:00 20:23 (+23)HKG 22:30 22:18 (−12)
10-25CJU 20:00 20:46 (+46)HKG 22:30 22:45 (+15)

Board clocks recorded as CJU and HKG published them.

Planning around UO641? 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: UO641 Jeju City to Hong Kong on-time performance, measured from the CJU and HKG airport boards.

Canonical URL
https://proflightsearch.com/flight/UO641
How we measure this →