JL231 TokyoHND · 08:15 OkayamaOKJ · 09:30
JL231 by Japan Airlines flies from Tokyo (HND) to Okayama (OKJ) for the Fri, Sep 11 departure.
arrived at OKJ · 20 min late
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 +5 min · 0 cancelled · 15 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at HND and OKJ 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.
Other Tokyo to Okayama flights today
same route · Japan AirlinesIf JL231 is cancelled, these are the other Japan Airlines nonstop flights from Tokyo to Okayama on the same day, with scheduled departure times in HND local time. Most flights posting a delay still operate — rebooking usually only beats a very large posted delay. Every airline on this route →
How JL231 actually runs
Pro Flight Search has tracked every published board update for JL231 across the HND and OKJ boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 14 confirmed landings · 11/14 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how JL231 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 OKJ published them.
Planning around JL231? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — JL231 Tokyo to Okayama on-time performance, measured from the HND and OKJ airport boards.
https://proflightsearch.com/flight/JL231
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