$126 Cheap Flights from São Paulo (GRU) to Rosario (ROS)

View $126 flight on Sun, May 3, 2026Opens in a new window

Popular airlines from São Paulo/Guarulhos Intl. Airport to Rosario (ROS-Rosario - Islas Malvinas Intl.)

Cheap Flights from São Paulo to Rosario (GRU-ROS)

Prices were available within the past 7 days and start at $126 for one-way flights and $299 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LATAM Airlines Group
Sat, Feb 21 - Sat, Feb 28
GRU
Sao Paulo
ROS
Rosario
$299 Roundtrip, found 3 days ago
$299
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Sat, Feb 21 from Sao Paulo to Rosario, returning Sat, Feb 28, priced at $299 found 3 days ago
LATAM Airlines Group
Sat, Feb 21 - Sat, Feb 28
GRU
Sao Paulo
ROS
Rosario
$309 Roundtrip, found 3 days ago
$309
Roundtrip
found 3 days ago
Select LATAM Airlines Group flight, departing Sat, Feb 21 from Sao Paulo to Rosario, returning Sat, Feb 28, priced at $309 found 3 days ago
LATAM Airlines Group
Fri, Apr 17 - Sat, Apr 18
GRU
Sao Paulo
ROS
Rosario
$310 Roundtrip, found 4 days ago
$310
Roundtrip
found 4 days ago
Select LATAM Airlines Group flight, departing Fri, Apr 17 from Sao Paulo to Rosario, returning Sat, Apr 18, priced at $310 found 4 days ago
GOL Linhas Aereas S.A.
Wed, Feb 18 - Sat, Feb 28
GRU
Sao Paulo
ROS
Rosario
$312 Roundtrip, found 3 days ago
$312
Roundtrip
found 3 days ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Feb 18 from Sao Paulo to Rosario, returning Sat, Feb 28, priced at $312 found 3 days ago
Aerolineas Argentinas
Wed, Mar 25 - Thu, Mar 26
GRU
Sao Paulo
ROS
Rosario
$314 Roundtrip, found 1 day ago
$314
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Wed, Mar 25 from Sao Paulo to Rosario, returning Thu, Mar 26, priced at $314 found 1 day ago
Aerolineas Argentinas
Sat, Mar 7 - Sun, Mar 8
GRU
Sao Paulo
ROS
Rosario
$317 Roundtrip, found 1 day ago
$317
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Sat, Mar 7 from Sao Paulo to Rosario, returning Sun, Mar 8, priced at $317 found 1 day ago
Aerolineas Argentinas
Fri, Mar 6 - Sat, Mar 7
GRU
Sao Paulo
ROS
Rosario
$320 Roundtrip, found 2 days ago
$320
Roundtrip
found 2 days ago
Select Aerolineas Argentinas flight, departing Fri, Mar 6 from Sao Paulo to Rosario, returning Sat, Mar 7, priced at $320 found 2 days ago
Aerolineas Argentinas
Sat, Feb 21 - Sat, Feb 28
GRU
Sao Paulo
ROS
Rosario
$322 Roundtrip, found 3 days ago
$322
Roundtrip
found 3 days ago
Select Aerolineas Argentinas flight, departing Sat, Feb 21 from Sao Paulo to Rosario, returning Sat, Feb 28, priced at $322 found 3 days ago
GOL Linhas Aereas S.A.
Wed, Feb 18 - Wed, Feb 25
GRU
Sao Paulo
ROS
Rosario
$323 Roundtrip, found 3 days ago
$323
Roundtrip
found 3 days ago
Select GOL Linhas Aereas S.A. flight, departing Wed, Feb 18 from Sao Paulo to Rosario, returning Wed, Feb 25, priced at $323 found 3 days ago
Aerolineas Argentinas
Wed, Mar 25 - Thu, Mar 26
GRU
Sao Paulo
ROS
Rosario
$331 Roundtrip, found 1 day ago
$331
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Wed, Mar 25 from Sao Paulo to Rosario, returning Thu, Mar 26, priced at $331 found 1 day ago
Flights from São Paulo (GRU) to Rosario (ROS)
Origin airport
Guarulhos - Governor André Franco Montoro Intl.
Destination airport
Rosario - Islas Malvinas Intl.
Airlines serving
Aerolineas Argentinas, GOL Linhas Aereas S.A., LATAM Airlines Group
Roundtrip price
$298
Distance
1088 mi

São Paulo to Rosario Flights

The cheapest times to fly from São Paulo to Rosario

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from São Paulo to Rosario are during the month of February. You can find some of the cheapest flights from São Paulo to Rosario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from São Paulo to Rosario

Sunday is one of the best days to book for cheap flights from São Paulo to Rosario: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from São Paulo to Rosario

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from São Paulo to Rosario in 2025. You can also book with separate airlines for your outbound and return journeys, from $126 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap São Paulo to Rosario flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your São Paulo to Rosario airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS) cost?
Get a cheap one-way flight from $126 or cheap return flight from $299 from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Traveling in February can help you save, as it's the cheapest month for flights between GRU and ROS. You'll often find the lowest fares during the off-season.
What is the cheapest airline that flies from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find the carrier with the cheapest GRU to ROS flight.
How many flights per day from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Direct flights from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from GRU to ROS?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can change depending on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What airline has the least delays from GRU to ROS?
Consider traveling with LATAM Airlines if you'd like to fly straight from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS) without any delays. This airline has the strongest track record for punctuality, with an on-time score of 80%. Want to be updated if anything changes? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS)?
To avoid possible delays on the Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS) route, aim to travel before 3 PM. Later departures are 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS) last-minute?
Last-minute bookings from GRU to ROS are typically more expensive. For the cheapest rates, start searching for flights well ahead of time. That said, if you're flexible with your travel dates, you may find a cheap ticket just before your departure.
Is it cheaper to book a GRU to ROS flight and hotel package?
Compared with arranging flights and hotels separately, booking a GRU to ROS flight and hotel package with Expedia could result in significant savings. What's more, having everything in one convenient place will take the stress out of planning your trip. Simply secure your flights and choose from our extensive range of hotels, then personalize your trip with other add-ons like activities, tours and car rentals.
Can I cancel or change the date of my flight from Guarulhos - Governor Andre Franco Montoro Intl. Airport (GRU) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Usually, it's possible to reschedule or cancel your GRU to ROS flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more details on our Customer Service portal.

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*Available to One Key members.