Cheap flights from Rosario to Buenos Aires

One-way fares from $42 · ROS → BUE · prices found by travellers in the last 48 hours

Compare all dates Buenos Aires → Rosario
Cheapest fare
$42

Aerolineas Argentinas · Sat, Nov 14

Cheapest month
November

from $42

Direct flights
Yes

Aerolineas Argentinas

Flight time
0h 55m

280 km

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Cheapest month to fly from Rosario to Buenos Aires

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $42
  2. January 2027 $43

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Aerolineas Argentinas
Depart20:20 Sat, Nov 14ROS → EZE 0h 55m · Direct
$42one way, per person
View deal
Aerolineas Argentinas
Depart19:25 Mon, Nov 16ROS → EZE 0h 55m · Direct
$42one way, per person
View deal
Aerolineas Argentinas
Depart20:05 Fri, Nov 13ROS → AEP 0h 55m · Direct
$43one way, per person
View deal
Aerolineas Argentinas
Depart20:40 Thu, Nov 12ROS → EZE 0h 55m · Direct
$45one way, per person
View deal
Aerolineas Argentinas
Depart20:05 Wed, Nov 11ROS → AEP 0h 55m · Direct
$46one way, per person
View deal
See every date in November 2026 →

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Where to stay, what to do and getting around, from our travel partners.

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About flights from Rosario to Buenos Aires

Rosario (ROS) and Buenos Aires (BUE) are about 280 km apart. Direct flights take around 0h 55m, and recent direct fares were with Aerolineas Argentinas. Over the next few months, one-way fares start from $42, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Rosario to Buenos Aires?

The cheapest one-way fare we've seen recently is $42 with Aerolineas Argentinas, departing Saturday, November 14, 2026. Over the coming months, the lowest fare in each month ranges from $42 to $43.

What is the cheapest month to fly from Rosario to Buenos Aires?

November 2026 currently has the lowest fares, from $42 one way.

Are there direct flights from Rosario to Buenos Aires?

Yes. Recent direct fares were with Aerolineas Argentinas.

How long is the flight from Rosario to Buenos Aires?

A direct flight takes about 0h 55m. Rosario and Buenos Aires are around 280 km apart.

Which airlines fly from Rosario to Buenos Aires?

Recent fares on this route were with Aerolineas Argentinas.

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