Are there nonstop flights from Dublin (DUB) to Santiago (STI)?

No. The fastest connection is via Boston, about 9h 39m of total flying time.

What is the fastest connection from Dublin (DUB) to Santiago (STI)?

via Boston ≈ 9h 39m, via New York ≈ 9h 48m, via Newark ≈ 9h 51m (estimated flying time, excluding layovers).

from 35,000 ANA miles, from 37,000 JAL miles (economy, one way, based on the published award charts).

Dublin Airport (DUB) to Cibao International Airport (STI)・6,597 km

No nonstop flights. The fastest connection is via Boston (BOS), about 9h 39m of flying time (layover not included).

With milesANA 35,000 miles+ (via EWR)JAL 37,000 miles+ (via PHL)Economy, one way, estimate. Tap a connection for miles by cabin.

None.

7 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.