JL51 TokyoHND · 19:40 SydneySYD
JL51 by Japan Airlines flies from Tokyo (HND) to Sydney (SYD) for the Sat, Sep 12 departure.
en route from HND to SYD
board checked 40m ago · checking again in 45s
Board estimate · gate and arrival times. Off blocks 19:51 · typical taxi-out at HND ≈ 12.9 min. No receiver coverage over open ocean.
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 operation0 cancelled · 15 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at HND and SYD 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 departuresEach mark is a scheduled departure at its origin-local time. Today is highlighted.
How JL51 actually runs
Pro Flight Search has tracked every published board update for JL51 across the HND and SYD boards: schedule changes, gate pushes and actual clocks. Usually departs ~13 min late. Based on 14 confirmed departures · 9/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how JL51 operates rather than what the timetable promises. Numbers refresh as new flights operate.
How this operation is measured
Board log
scheduled → actual, per operationBoard clocks recorded as HND and SYD published them.
Planning around JL51? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — JL51 Tokyo to Sydney on-time performance, measured from the HND and SYD airport boards.
https://proflightsearch.com/flight/JL51
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