Are there nonstop flights from San Juan (SJU) to Cartagena (CTG)?

No. The fastest connection is via Punta Cana, about 2h 42m of total flying time.

What is the fastest connection from San Juan (SJU) to Cartagena (CTG)?

via Punta Cana ≈ 2h 42m, via Santo Domingo ≈ 2h 44m, via Medellín ≈ 3h 34m (estimated flying time, excluding layovers).

from 17,500 ANA miles (economy, one way, based on the published award charts).

Luis Munoz Marin International Airport (SJU) to Rafael Nuñez International Airport (CTG)・1,356 km

No nonstop flights. The fastest connection is via Punta Cana (PUJ), about 2h 42m of flying time (layover not included).

With milesANA 17,500 miles+ (via MDE)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

5 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.