JL991 TokyoHND NahaOKA
JL991 by Japan Airlines flies from Tokyo (HND) to Naha (OKA).
scheduled from HND
The route today
live boardsWeather lens
Delay & cancellation outlook for this flight
Measured, 90-day sampleConditions at HND and OKA 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.
Under low visibility at OKA, Japan Airlines has historically cancelled ~76% of flights, vs 1.8% in clear conditions, over the trailing 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 Naha flights today
same route · Japan AirlinesIf JL991 is cancelled, these are the other Japan Airlines nonstop flights from Tokyo to Naha 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 JL991 actually runs
Pro Flight Search has tracked every published board update for JL991 across the HND and OKA boards: schedule changes, gate pushes and actual clocks. Combined risk score: 33.0/100. Based on airport operations, weather, and cached board history at HND and OKA.
The verdict above is that record speaking, so it reflects how JL991 operates rather than what the timetable promises. Numbers refresh as new flights operate.
Planning around JL991? Will a delayed flight be cancelled? · Do planes make up time in the air? · How we measure
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Pro Flight Search — JL991 Tokyo to Naha on-time performance, measured from the HND and OKA airport boards.
https://proflightsearch.com/flight/JL991
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