Are there nonstop flights from Chiang Mai (CNX) to Osaka (ITM)?

No. The fastest connection is via Sapporo, about 7h 52m of total flying time.

What is the fastest connection from Chiang Mai (CNX) to Osaka (ITM)?

via Sapporo ≈ 7h 52m (estimated flying time, excluding layovers).

Chiang Mai International Airport (CNX) to Osaka Itami International Airport (ITM)・4,005 km

No nonstop flights. The fastest connection is via Sapporo (CTS), about 7h 52m of flying time (layover not included).

None.

1 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.