Are there nonstop flights from Milan (MXP) to Buenos Aires (EZE)?

No. The fastest connection is via Barcelona, about 14h 11m of total flying time.

What is the fastest connection from Milan (MXP) to Buenos Aires (EZE)?

via Barcelona ≈ 14h 11m, via São Paulo ≈ 14h 12m, via Madrid ≈ 14h 13m (estimated flying time, excluding layovers).

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

Milan Malpensa International Airport (MXP) to Ezeiza International Airport - Ministro Pistarini (EZE)・11,202 km

No nonstop flights. The fastest connection is via Barcelona (BCN), about 14h 11m of flying time (layover not included).

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

None.

17 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.