GK623Jetstar Japan · NRT → KOJ
live · 33m ago
Route confirmed Jetstar Japan

GK623 TokyoNRT · 12:50 KagoshimaKOJ · 15:10

GK623 by Jetstar Japan flies from Tokyo (NRT) to Kagoshima (KOJ) for the Sun, Nov 8 departure.

Right nowExpected in Kagoshima · Arrived
15:10

arrival expected at KOJ · 10 min late

⚖ GK623 typically leaves +12 and lands +0. The air wins minutes back.
Typical gate push+12 minmedian posted departure
Typical arrival+0 minmedian over 11 operations
Wins back in air~12 minmedian gate push vs arrival · how planes make up time → Cancellation2 in 13tracked operations · cancellation odds calculator →

Where the minutes go

last 7 operations · gate push → arrival
0+30+60+90 min
11-08
+0 gate · +10 arrival
11-07
+12 gate · +10 arrival
11-06
+29 gate · +0 arrival
11-05
+27 gate · +0 arrival
11-04
+3 gate · −10 arrival
11-03
+20 gate · +15 arrival
11-02
+20 gate · +10 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 +0 min · 2 cancelled · 13 operations tracked

The route today

live boards
NRTTokyoOn-time likelyNRT delay board →
KOJKagoshimaOn-time likelyKOJ delay board →
NRT→KOJevery carrier, schedules and on-time historyRoute intelligence →

Weather lens

Delay & cancellation outlook for this flight

Measured, 90-day sample
27%Chance of 15+ min delay
2.9%Chance of cancellation
+6 minTypical airport delay in this weather

Conditions at NRT and KOJ are near their clear-air norm right now, so this reflects the route's recent baseline rather than a weather penalty. These figures come from both airports' records 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 →

Tomorrow at Tokyo

Forecast

Mon 9 Nov, local date

High13°Clikely 12°C to 15°C
Low9°Clikely 7°C to 12°C
  • 85% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

Tomorrow at Kagoshima

Forecast

Mon 9 Nov, local date

High19°Clikely 17°C to 21°C
Low12°Clikely 9°C to 15°C
  • 88% chance of rain

Forecast: GateWeather · incl. data from ECMWF (CC BY 4.0, modified) · Expected values for tomorrow from a forecast model, kept apart from today's measured figures.

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 Tokyo to Kagoshima flights today

same route · Jetstar Japan
GK625departs 12:50

If GK623 is cancelled, this is the other Jetstar Japan nonstop flight from Tokyo to Kagoshima on the same day, with scheduled departure times in NRT 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 GK623 actually runs

Pro Flight Search has tracked every published board update for GK623 across the NRT and KOJ boards: schedule changes, gate pushes and actual clocks. Usually lands on time. 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 GK623 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
11-08NRT 12:50 (+0)KOJ 15:10 15:20 (+10)
11-07NRT 12:50 13:02 (+12)KOJ 15:10 15:20 (+10)
11-06NRT 12:50 13:19 (+29)KOJ 15:10 (+0)
11-05NRT 12:50 13:17 (+27)KOJ 15:10 (+0)
11-04NRT 12:50 12:53 (+3)KOJ 15:10 15:00 (−10)
11-03NRT 12:50 13:10 (+20)KOJ 15:10 15:25 (+15)
11-02NRT 12:50 13:10 (+20)KOJ 15:10 15:20 (+10)
11-01CANCELLED
10-31NRT 12:50 13:22 (+32)KOJ 15:10 15:25 (+15)
10-30NRT 12:50 12:58 (+8)KOJ 15:10 (+0)
10-29CANCELLED
10-28NRT 12:50 12:54 (+4)KOJ 15:10 15:00 (−10)
10-27NRT 12:50 (+0)KOJ 15:10 15:00 (−10)

Aircraft

Recent tails: JA15JJ, JA09JJ, JA21JJ, JA08JJ.

Board clocks recorded as NRT and KOJ published them.

Planning around GK623? 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: GK623 Tokyo to Kagoshima on-time performance, measured from the NRT and KOJ airport boards.

Canonical URL
https://proflightsearch.com/flight/GK623
How we measure this →