$151 Cheap Flights from Rosario (ROS) to Iguazu (IGR)

View $151 flight on Sat, Jan 17, 2026Opens in a new window

Popular airlines from Rosario (ROS-Rosario - Islas Malvinas Intl.) to Iguazu (IGR-Cataratas del Iguazu Intl.)

Cheap Flights from Rosario to Iguazu (ROS-IGR)

Prices were available within the past 7 days and start at $151 for one-way flights and $198 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aerolineas Argentinas
Sat, Feb 14 - Sat, Feb 21
ROS
Rosario
IGR
Puerto Iguazú
$198 Roundtrip, found 16 hours ago
$198
Roundtrip
found 16 hours ago
Select Aerolineas Argentinas flight, departing Sat, Feb 14 from Rosario to Puerto Iguazú, returning Sat, Feb 21, priced at $198 found 16 hours ago
Aerolineas Argentinas
Sat, Feb 14 - Sat, Feb 21
ROS
Rosario
IGR
Puerto Iguazú
$249 Roundtrip, found 16 hours ago
$249
Roundtrip
found 16 hours ago
Select Aerolineas Argentinas flight, departing Sat, Feb 14 from Rosario to Puerto Iguazú, returning Sat, Feb 21, priced at $249 found 16 hours ago
Aerolineas Argentinas
Sat, Feb 14 - Sat, Feb 21
ROS
Rosario
IGR
Puerto Iguazú
$300 Roundtrip, found 16 hours ago
$300
Roundtrip
found 16 hours ago
Select Aerolineas Argentinas flight, departing Sat, Feb 14 from Rosario to Puerto Iguazú, returning Sat, Feb 21, priced at $300 found 16 hours ago
Aerolineas Argentinas
Thu, Apr 2 - Sun, Apr 5
ROS
Rosario
IGR
Puerto Iguazú
$416 Roundtrip, found 6 days ago
$416
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Thu, Apr 2 from Rosario to Puerto Iguazú, returning Sun, Apr 5, priced at $416 found 6 days ago
Aerolineas Argentinas
Thu, Apr 2 - Sun, Apr 5
ROS
Rosario
IGR
Puerto Iguazú
$449 Roundtrip, found 6 days ago
$449
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Thu, Apr 2 from Rosario to Puerto Iguazú, returning Sun, Apr 5, priced at $449 found 6 days ago
Flights from Rosario (ROS) to Iguazu (IGR)
Origin airport
Rosario - Islas Malvinas Intl.
Destination airport
Cataratas del Iguazu Intl.
Airlines serving
Aerolineas Argentinas
Roundtrip price
$198
Distance
624 mi

Rosario to Iguazu Flights

The cheapest times to fly from Rosario to Iguazu

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

 

The best time to book a flight from Rosario to Iguazu

Sunday is one of the best days to book for cheap flights from Rosario to Iguazu: 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 Rosario to Iguazu

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 Rosario to Iguazu in 2025. You can also book with separate airlines for your outbound and return journeys, from $151 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 Rosario to Iguazu 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 Rosario to Iguazu 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 Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR) cost?
Lock in a cheap one-way flight from $151 or cheap return flight from $198 from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
February is the cheapest month to fly from ROS to IGR. Planning your trip for the off-season is often the key to scoring lower fares.
Which airlines fly direct from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
Hop on a direct flight with Aerolineas Argentinas and head straight from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR).
What is the cheapest airline that flies from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
To find the cheapest airline that'll fly you from ROS to IGR, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
On average, there are 2 direct flights flying from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR) weekly. If you don't find one that works for your schedule, consider a flight with a layover. Customize your search results on Expedia to include one stop or more and choose the next best alternative.
What are the most popular departure times for flights from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
More passengers fly between ROS and IGR at 3 PM than at any other time. Looking to skip the crowds? Pick a flight outside the busiest times and there's a chance you'll save on your fare as well.
What day of the week has the most flights from ROS to IGR?
Tuesday has the most flights from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR). Consider jetting off on this day and you'll have a greater chance of finding a departure that fits your plans.
What is the earliest flight from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
Catch the earliest flight at around 3:45PM UTC-3, leaving from Rosario - Islas Malvinas Intl. Airport (ROS). You'll be traveling for about 1h 40m, touching down at Cataratas del Iguazu Intl. Airport (IGR) at approximately 5:25PM UTC-3.
How long does it take to fly from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
The average flight time from ROS to IGR is 1 hour and 40 minutes, covering a total distance of 630 mi.
What is the best time to fly from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
To reach Cataratas del Iguazu Intl. Airport (IGR) on time, select a flight that leaves from Rosario - Islas Malvinas Intl. Airport (ROS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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.
What airports do you fly into for Puerto Iguazú from Rosario - Islas Malvinas Intl. Airport (ROS)?
Browse your flight options from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR). This is the only Puerto Iguazú airport you can arrive at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR) last-minute?
Last-minute bookings from ROS to IGR are generally more expensive. For the best rates, start looking for flights ahead of time. That said, if your travel plans are flexible, it's possible to score a cheap ticket right before your trip.
Is it cheaper to book a ROS to IGR flight and hotel package?
Compared with arranging hotels and flights separately, booking a ROS to IGR flight and hotel package with Expedia could lead to significant savings. Better yet, having it all in one place will take the stress out of travel planning. Just pick your flights and choose from our wide range of stays, then tailor your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Rosario - Islas Malvinas Intl. Airport (ROS) to Cataratas del Iguazu Intl. Airport (IGR)?
Usually, it's possible to cancel or reschedule your ROS to IGR 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 more details on our Customer Service portal.

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*Available to One Key members.