Route guide

Yakushima to Osaka (KUM-ITM): Nonstop Upgrade & Award Space

Japan Airlines flies the KUM to ITM nonstop about 7 times a week. That's enough service to give you a real choice of departures, though premium seats don't sit unclaimed for long. 2LNR watches every KUM to ITM departure for confirmed upgrade and award space and can alert you when a date you're tracking opens up.

Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

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7
Nonstop flights a week
412 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every KUM to ITM departure

2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Yakushima to Osaka to see which departures have real space, or watch the route and get alerted when space opens.

See real availability

Confirmed upgrade and award seats on each KUM to ITM departure, checked against live inventory so you know what is open before you book.

Set an alert

Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.

Plan on the map

See KUM to ITM on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Yakushima to Osaka nonstop

Carriers operating KUM to ITM nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.

  • Japan Airlines
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Frequently asked questions about KUM to ITM

How far is Osaka from Yakushima?
KUM to ITM covers about 412 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from KUM to ITM?
Japan Airlines is currently the only airline flying KUM to ITM nonstop. 2LNR tracks confirmed upgrade and award space on every Japan Airlines departure.
How many flights a week are there from KUM to ITM?
About 7 nonstop flights a week run between Yakushima and Osaka in the current schedule, operated by Japan Airlines. Frequency shifts by season; the calendar on this page reflects what's currently scheduled.
How do I check upgrade or award availability on KUM to ITM?
Open the KUM to ITM calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Yakushima to Osaka route, and 2LNR will notify you when space opens. It's free to start.

Never miss KUM to ITM upgrade or award space

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

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