TG639Thai Airways · HKG → BKK
live · 3m ago
Route confirmed Thai Airways

TG639 Hong KongHKG · 19:05 BangkokBKK · 20:45

TG639 by Thai Airways flies from Hong Kong (HKG) to Bangkok (BKK) for the Mon, Oct 19 departure.

Right nowIn the air to Bangkok · off blocks 21:28 · 143 min late
01:14

estimated arrival at BKK · local time · ~4h 15m from now

LivePosition · updated 3m ago
BKK1,059 mi · ~4h 15m leftHKG
4,500 ftAltitudeclimbing
253 mphSpeed220 kt
139°Direction

Live position · flown path, last 4 min

Typical gate push+42 minmedian posted departure
Typical arrival+39 minmedian over 15 operations
Wins back in air~3 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+48+95+143 min
10-19
+143 gate · +22 arrival
10-18
+15 gate · +11 arrival
10-17
+51 gate · +55 arrival
10-16
+39 gate · +39 arrival
10-15
+42 gate · +57 arrival
10-14
+69 gate · +59 arrival
10-13
+45 gate · +47 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 +39 min · 0 cancelled · 15 operations tracked

The route today

live boards
HKGHong KongOn-time likelyHKG delay board →
BKKBangkokOn-time likelyBKK delay board →
HKG→BKKevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
40%Chance of 15+ min delay
17%Chance of cancellation
+8 minAvg hub delay right now

Conditions at HKG and BKK 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 Bangkok flights today

same route · Thai Airways
TG603departs 07:50
TG601departs 12:55
TG629departs 15:30

If TG639 is cancelled, these are the other Thai Airways nonstop flights from Hong Kong to Bangkok 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 TG639 actually runs

Pro Flight Search has tracked every published board update for TG639 across the HKG and BKK boards: schedule changes, gate pushes and actual clocks. Usually lands ~45 min late. Based on 14 confirmed landings · 2/14 within 15 min of schedule.

The verdict above is that record speaking, so it reflects how TG639 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
10-19HKG 19:05 21:28 (+143)BKK 20:45 21:07 (+22)
10-18HKG 19:05 19:20 (+15)BKK 20:45 20:56 (+11)
10-17HKG 19:05 19:56 (+51)BKK 20:45 21:40 (+55)
10-16HKG 19:05 19:44 (+39)BKK 20:45 21:24 (+39)
10-15HKG 19:05 19:47 (+42)BKK 20:45 21:42 (+57)
10-14HKG 19:05 20:14 (+69)BKK 20:45 21:44 (+59)
10-13HKG 19:05 19:50 (+45)BKK 20:45 21:32 (+47)
10-12HKG 19:05 19:33 (+28)BKK 20:45 21:07 (+22)
10-11HKG 19:05 19:20 (+15)BKK 20:45 21:03 (+18)
10-10HKG 19:05 19:48 (+43)BKK 20:45 21:26 (+41)
10-09HKG 19:05 19:14 (+9)BKK 20:45 20:39 (−6)
10-08HKG 19:05 18:54 (−11)BKK 20:45 20:27 (−18)
10-07HKG 19:05 19:17 (+12)BKK 20:45 20:56 (+11)
10-06HKG 19:05 21:12 (+127)BKK 20:45 23:01 (+136)
10-05HKG 19:05 21:08 (+123)BKK 20:45 22:38 (+113)

Aircraft

Recent tails: HS-TKQ, HS-TKY, HS-TKV, HS-TKZ.

Board clocks recorded as HKG and BKK published them.

Planning around TG639? 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 — TG639 Hong Kong to Bangkok on-time performance, measured from the HKG and BKK airport boards.

Canonical URL
https://proflightsearch.com/flight/TG639
How we measure this →