Are there nonstop flights from Cancún (CUN) to Jacksonville (JAX)?

No. The fastest connection is via Miami, about 2h 38m of total flying time.

What is the fastest connection from Cancún (CUN) to Jacksonville (JAX)?

via Miami ≈ 2h 38m, via Fort Lauderdale ≈ 2h 38m, via Atlanta ≈ 3h 11m (estimated flying time, excluding layovers).

from 12,000 JAL miles, from 15,000 ANA miles (economy, one way, based on the published award charts).

Cancún International Airport (CUN) to Jacksonville International Airport (JAX)・1,172 km

No nonstop flights. The fastest connection is via Miami (MIA), about 2h 38m of flying time (layover not included).

With milesJAL 12,000 miles+ (via MIA)ANA 15,000 miles+ (via IAH)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

9 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.