Cheap Flights from Perth (PER) to Rosario (ROS)

Popular airlines from Perth Airport (PER) to Rosario (ROS-Rosario - Islas Malvinas Intl.)

Frequently asked questions

How much does a flight from Perth Airport (PER) to Rosario - Islas Malvinas Intl. Airport (ROS) cost?
Lock in a cheap one-way flight or cheap return flight from Perth Airport (PER) 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 offers on this route.
What is the cheapest month to fly from Perth Airport (PER) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Planning your getaway for is a great way to save, as it's the cheapest month for flights between PER and ROS. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from Perth Airport (PER) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll fly you from PER to ROS. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Perth Airport (PER) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Direct flights from Perth Airport (PER) 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 Expedia's filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PER to ROS?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Perth Airport (PER) to Rosario - Islas Malvinas Intl. Airport (ROS)?
To reach Rosario - Islas Malvinas Intl. Airport (ROS) on time, select a flight that takes off from Perth Airport (PER) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Perth Airport (PER) to Rosario - Islas Malvinas Intl. Airport (ROS) last-minute?
Booking your plane ticket from PER to ROS shortly before your journey is usually more expensive. But if you're flexible with your itinerary, you could land a cheap last-minute fare.
Is it cheaper to book a PER to ROS flight and hotel package?
You'll typically save money by booking a PER to ROS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one place. After choosing your ideal accommodations and flights, consider adding extras such as activities, car rentals and tours.
Can I cancel or change the date of my flight from Perth Airport (PER) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Typically, it's possible to reschedule or cancel your PER to ROS flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Perth
Destination airport
Rosario - Islas Malvinas Intl.
Distance
7950 mi

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Perth to Rosario Flights

The cheapest times to fly from Perth 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 Perth to Rosario are during the month of . You can find some of the cheapest flights from Perth to Rosario with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Perth to Rosario

Sunday is one of the best days to book for cheap flights from Perth 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 Perth 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 Perth to Rosario in 2025. You can also book with separate airlines for your outbound and return journeys, from 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 Perth 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 Perth 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.

 

Perth to Rosario Flights

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*Available to One Key members.