Are there nonstop flights from Paris (ORY) to Buenos Aires (EZE)?

No. The fastest connection is via Madrid, about 14h 5m of total flying time.

What is the fastest connection from Paris (ORY) to Buenos Aires (EZE)?

via Madrid ≈ 14h 5m, via Barcelona ≈ 14h 18m, via London ≈ 14h 32m (estimated flying time, excluding layovers).

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

Paris-Orly Airport (ORY) to Ezeiza International Airport - Ministro Pistarini (EZE)・11,069 km

No nonstop flights. The fastest connection is via Madrid (MAD), about 14h 5m of flying time (layover not included).

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

None.

10 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.