Are there nonstop flights from Chania (CHQ) to Cancún (CUN)?

No. The fastest connection is via Rome, about 13h 16m of total flying time.

What is the fastest connection from Chania (CHQ) to Cancún (CUN)?

via Rome ≈ 13h 16m, via Milan ≈ 13h 20m, via Paris ≈ 13h 23m (estimated flying time, excluding layovers).

from 45,000 JAL miles (economy, one way, based on the published award charts).

Chania International Airport (CHQ) to Cancún International Airport (CUN)・10,415 km

No nonstop flights. The fastest connection is via Rome (FCO), about 13h 16m of flying time (layover not included).

With milesJAL 45,000 miles+ (via LGW)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

14 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.