GK642 NagasakiNGS · 11:15 TokyoNRT · 12:55
GK642 by Jetstar Japan flies from Nagasaki (NGS) to Tokyo (NRT).
scheduled from NGS
Where the minutes go
last 7 operations · gate push → arrivalThe 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 operationmedian arrival +12 min · 0 cancelled · 14 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at NGS and NRT 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 Nagasaki
ForecastMon 9 Nov, local date
- 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 Tokyo
ForecastMon 9 Nov, local date
- 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.
When it flies
scheduled departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
Other Nagasaki to Tokyo flights today
same route · Jetstar JapanIf GK642 is cancelled, this is the other Jetstar Japan nonstop flight from Nagasaki to Tokyo on the same day, with scheduled departure times in NGS 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 GK642 actually runs
Pro Flight Search has tracked every published board update for GK642 across the NGS and NRT boards: schedule changes, gate pushes and actual clocks. Usually lands ~12 min late. Based on 13 confirmed landings · 7/13 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how GK642 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationAircraft
Recent tails: JA06JJ, JA18JJ, JA16JJ, JA15JJ.
Board clocks recorded as NGS and NRT published them.
Planning around GK642? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search: GK642 Nagasaki to Tokyo on-time performance, measured from the NGS and NRT airport boards.
https://proflightsearch.com/flight/GK642
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