Cheapest one-way flights from Rosario to Buenos Aires in January from $42
AirHint found the following cheapest one-way flights from Rosario (ROS) to Buenos Aires (AEP) in January 2026 (see full year).
One-Way flights
| 31 Jan | Aerolineas Argentinas | direct | |
| 23 Jan | Aerolineas Argentinas | ||
| 24 Jan | Aerolineas Argentinas | ||
| 30 Jan | LATAM Airlines Group | ||
| 25 Jan | LATAM Airlines Group |
Also check the deals for return flights from Rosario to Buenos Aires in January.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
