Are there nonstop flights from Buenos Aires (EZE) to Rome (FCO)?

Yes. Aerolíneas Argentinas, ITA Airways fly this route. Flight time is about 13h 37m.

What is the fastest connection from Buenos Aires (EZE) to Rome (FCO)?

via São Paulo ≈ 14h 8m, via Rio De Janeiro ≈ 14h 8m, via Barcelona ≈ 14h 20m (estimated flying time, excluding layovers).

from 35,000 ANA miles, from 45,000 JAL miles (economy, one way, based on the published award charts).

Ezeiza International Airport - Ministro Pistarini (EZE) to Rome–Fiumicino Leonardo da Vinci International Airport (FCO)・11,156 km

Nonstop flights available (2 airlines). Flight time about 13h 37m. Nonstop return flights also operate.

With milesANA 35,000 miles+ (via ZRH)JAL 45,000 miles+ (via MAD)Economy, one way, estimate. Tap a connection for miles by cabin.

20 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.