Route guide

Osaka to Sapporo (ITM-CTS): Nonstop Upgrade & Award Space

All Nippon Airways and Japan Airlines fly nonstop between Osaka (ITM) and Sapporo (CTS), roughly 90 times a week. Because so many carriers compete on this route, premium seats turn over daily, and upgrade or award space can open and close within hours. 2LNR tracks confirmed availability on every ITM to CTS departure, so you know which flights have space before you book.

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

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90
Nonstop flights a week
647 mi
Nonstop distance
Free
To get started

Confirmed upgrade & award space on every ITM to CTS 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 Osaka to Sapporo 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 ITM to CTS 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 ITM to CTS on the interactive route map, with schedules, connections, and route statistics.

Airlines flying Osaka to Sapporo nonstop

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

  • All Nippon Airways
  • Japan Airlines
See ITM to CTS on the interactive map →

Frequently asked questions about ITM to CTS

How far is Sapporo from Osaka?
ITM to CTS covers about 647 miles nonstop. Flight times vary by aircraft and season; each scheduled departure on this page lists its own times.
Which airlines fly nonstop from ITM to CTS?
All Nippon Airways and Japan Airlines fly the route nonstop. 2LNR tracks confirmed upgrade and award space on both of them.
How many flights a week are there from ITM to CTS?
About 90 nonstop flights a week run between Osaka and Sapporo in the current schedule, operated by All Nippon Airways and 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 ITM to CTS?
Open the ITM to CTS calendar on this page to see confirmed upgrade and award space by date. You can also set an alert on the Osaka to Sapporo route, and 2LNR will notify you when space opens. It's free to start.

Never miss ITM to CTS upgrade or award space

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