Are there nonstop flights from Buenos Aires (EZE) to Posadas (PSS)?

No. The fastest connection is via Cordoba, about 2h 50m of total flying time.

What is the fastest connection from Buenos Aires (EZE) to Posadas (PSS)?

via Cordoba ≈ 2h 50m (estimated flying time, excluding layovers).

Ezeiza International Airport - Ministro Pistarini (EZE) to Libertador Gral D Jose De San Martin Airport (PSS)・862 km

No nonstop flights. The fastest connection is via Cordoba (COR), about 2h 50m of flying time (layover not included).

None.

1 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.