TW644T'way Airlines · HKG → ICN
live · 12m ago
Route confirmed T'way Airlines

TW644 Hong KongHKG · 13:15 SeoulICN · 18:05

TW644 by T'way Airlines flies from Hong Kong (HKG) to Seoul (ICN) for the Fri, Oct 23 departure.

Right nowLanded in Seoul · today
17:34

arrived at ICN · 31 min early

⚖ TW644 typically leaves −5 and lands −28. The air wins minutes back.
Typical gate push−5 minmedian posted departure
Typical arrival−28 minmedian over 15 operations
Wins back in air~23 minmedian gate push vs arrival · how planes make up time → Cancellation0 in 15tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
10-23
+6 gate · −31 arrival
10-22
−5 gate · −22 arrival
10-21
−11 gate · −39 arrival
10-20
−9 gate · −36 arrival
10-19
−9 gate · −23 arrival
10-18
+1 gate · −10 arrival
10-17
−5 gate · −27 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 −28 min · 0 cancelled · 15 operations tracked

The route today

live boards
HKGHong KongOn-time likelyHKG delay board →
ICNSeoulOn-time likelyICN delay board →
HKG→ICNevery 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.

How TW644 actually runs

Pro Flight Search has tracked every published board update for TW644 across the HKG and ICN boards: schedule changes, gate pushes and actual clocks. Usually lands ~28 min early. Based on 14 confirmed landings · 14/14 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 TW644 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
10-23HKG 13:15 13:21 (+6)ICN 18:05 17:34 (−31)
10-22HKG 13:15 13:10 (−5)ICN 18:05 17:43 (−22)
10-21HKG 13:15 13:04 (−11)ICN 18:05 17:26 (−39)
10-20HKG 13:15 13:06 (−9)ICN 18:05 17:29 (−36)
10-19HKG 13:15 13:06 (−9)ICN 18:05 17:42 (−23)
10-18HKG 13:15 13:16 (+1)ICN 18:05 17:55 (−10)
10-17HKG 13:15 13:10 (−5)ICN 18:05 17:38 (−27)
10-16HKG 13:15 13:06 (−9)ICN 18:05 17:29 (−36)
10-15HKG 13:15 13:09 (−6)ICN 18:05 17:28 (−37)
10-14HKG 13:15 13:06 (−9)ICN 18:05 17:35 (−30)
10-13HKG 13:15 13:14 (−1)ICN 18:05 17:39 (−26)
10-12HKG 13:15 13:14 (−1)ICN 18:05 17:37 (−28)
10-11HKG 13:15 (+0)ICN 18:05 17:39 (−26)
10-10HKG 13:15 13:09 (−6)ICN 18:05 17:36 (−29)
10-09HKG 13:15 13:11 (−4)ICN 18:05 17:37 (−28)

Aircraft

Recent tails: HL8580, HL8754.

Board clocks recorded as HKG and ICN published them.

Planning around TW644? 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 — TW644 Hong Kong to Seoul on-time performance, measured from the HKG and ICN airport boards.

Canonical URL
https://proflightsearch.com/flight/TW644
How we measure this →