Are there nonstop flights from Rosario (ROS) to Porto Alegre (POA)?

No. The fastest connection is via Buenos Aires, about 2h 20m of total flying time.

What is the fastest connection from Rosario (ROS) to Porto Alegre (POA)?

via Buenos Aires ≈ 2h 20m, via Florianópolis ≈ 2h 58m (estimated flying time, excluding layovers).

Rosario Islas Malvinas International Airport (ROS) to Porto Alegre-Salgado Filho International Airport (POA)・968 km

No nonstop flights. The fastest connection is via Buenos Aires (AEP), about 2h 20m of flying time (layover not included).

None.

2 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.