JL661 TokyoHND · 08:00 OitaOIT · 09:35
JL661 by Japan Airlines flies from Tokyo (HND) to Oita (OIT) for the Sun, Sep 6 departure.
departs HND · on schedule
board checked 7m ago · checking again in 45s
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 +2 min · 0 cancelled · 15 operations tracked
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Early read, sample still buildingConditions at HND and OIT 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. This route's tracked sample is still thin — treat these as an early read, not a precise forecast.
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 Oita flights today
same route · Japan AirlinesIf JL661 is cancelled, these are the other Japan Airlines nonstop flights from Tokyo to Oita 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 JL661 actually runs
Pro Flight Search has tracked every published board update for JL661 across the HND and OIT boards: schedule changes, gate pushes and actual clocks. Usually lands on time. Based on 11 confirmed landings · 10/11 within 15 min of schedule.
The verdict above is that record speaking, so it reflects how JL661 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: JA327J, JA307J.
Board clocks recorded as HND and OIT published them.
Planning around JL661? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — JL661 Tokyo to Oita on-time performance, measured from the HND and OIT airport boards.
https://proflightsearch.com/flight/JL661
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