$738 Cheap Flights from Indianapolis (IND) to Rosario (ROS)

View $738 flight on Sat, Oct 18, 2025Opens in a new window

Popular airlines from Indianapolis Intl. Airport (IND) to Rosario (ROS-Rosario - Islas Malvinas Intl.)

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Cheap Flights from Indianapolis to Rosario (IND-ROS)

Prices were available within the past 7 days and start at $738 for one-way flights and $1,019 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Oct 20 - Wed, Oct 29
IND
Indianapolis
ROS
Rosario
$1,019 Roundtrip, found 5 days ago
$1,019
Roundtrip
found 5 days ago
Select United flight, departing Mon, Oct 20 from Indianapolis to Rosario, returning Wed, Oct 29, priced at $1,019 found 5 days ago
United
Wed, Oct 1 - Wed, Oct 15
IND
Indianapolis
ROS
Rosario
$1,028 Roundtrip, found 6 days ago
$1,028
Roundtrip
found 6 days ago
Select United flight, departing Wed, Oct 1 from Indianapolis to Rosario, returning Wed, Oct 15, priced at $1,028 found 6 days ago
United
Mon, Sep 22 - Mon, Oct 6
IND
Indianapolis
ROS
Rosario
$1,029 Roundtrip, found 5 days ago
$1,029
Roundtrip
found 5 days ago
Select United flight, departing Mon, Sep 22 from Indianapolis to Rosario, returning Mon, Oct 6, priced at $1,029 found 5 days ago
United
Thu, Oct 16 - Wed, Oct 29
IND
Indianapolis
ROS
Rosario
$1,045 Roundtrip, found 5 days ago
$1,045
Roundtrip
found 5 days ago
Select United flight, departing Thu, Oct 16 from Indianapolis to Rosario, returning Wed, Oct 29, priced at $1,045 found 5 days ago
United
Tue, Sep 30 - Wed, Oct 15
IND
Indianapolis
ROS
Rosario
$1,053 Roundtrip, found 5 days ago
$1,053
Roundtrip
found 5 days ago
Select United flight, departing Tue, Sep 30 from Indianapolis to Rosario, returning Wed, Oct 15, priced at $1,053 found 5 days ago
United
Sun, Oct 19 - Wed, Oct 29
IND
Indianapolis
ROS
Rosario
$1,054 Roundtrip, found 5 days ago
$1,054
Roundtrip
found 5 days ago
Select United flight, departing Sun, Oct 19 from Indianapolis to Rosario, returning Wed, Oct 29, priced at $1,054 found 5 days ago
United
Wed, Oct 15 - Sun, Oct 26
IND
Indianapolis
ROS
Rosario
$1,059 Roundtrip, found 5 days ago
$1,059
Roundtrip
found 5 days ago
Select United flight, departing Wed, Oct 15 from Indianapolis to Rosario, returning Sun, Oct 26, priced at $1,059 found 5 days ago
American Airlines
Fri, Oct 10 - Wed, Oct 22
IND
Indianapolis
ROS
Rosario
$1,281 Roundtrip, found 6 days ago
$1,281
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Oct 10 from Indianapolis to Rosario, returning Wed, Oct 22, priced at $1,281 found 6 days ago
LATAM Airlines Group
Wed, Oct 15 - Sun, Nov 2
IND
Indianapolis
ROS
Rosario
$1,315 Roundtrip, found 6 days ago
$1,315
Roundtrip
found 6 days ago
Select LATAM Airlines Group flight, departing Wed, Oct 15 from Indianapolis to Rosario, returning Sun, Nov 2, priced at $1,315 found 6 days ago
Copa
Wed, Aug 13 - Sun, Aug 24
IND
Indianapolis
ROS
Rosario
$1,500 Roundtrip, found 6 days ago
$1,500
Roundtrip
found 6 days ago
Select Copa flight, departing Wed, Aug 13 from Indianapolis to Rosario, returning Sun, Aug 24, priced at $1,500 found 6 days ago

Alternative airports near Rosario

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Rosario - Islas Malvinas Intl. ROS. Cheapest and Closest option available. Average driving time to city center is 18 minutes. Flights from $1,255
ROS
Rosario - Islas Malvinas Intl.
CheapestClosest
Average driving time to city center18 min
Flights from $1,255
Flights from Indianapolis (IND) to Rosario (ROS)
Origin airport
Indianapolis Intl.
Destination airport
Rosario - Islas Malvinas Intl.
Roundtrip price
$1,019
Distance
5276 mi

Indianapolis to Rosario Flights

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

 

The best time to book a flight from Indianapolis to Rosario

Sunday is one of the best days to book for cheap flights from Indianapolis 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 Indianapolis 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 Indianapolis to Rosario in 2025. You can also book with separate airlines for your outbound and return journeys, from $738 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 Indianapolis 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 Indianapolis 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 Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS) cost?
Snag a cheap one-way flight from $738 or cheap return flight from $1,019 from Indianapolis Intl. Airport (IND) 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 Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Planning your getaway for October is a great way to save, as it's the cheapest month for flights between IND and ROS. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest IND to ROS flight.
How many flights per day from Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS)?
Direct flights from Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from IND to ROS?
You'll usually find Tuesday the quietest day for flights, while Fridays are often 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 Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS)?
To avoid possible delays on the Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS) route, aim to fly before 3 PM. Later flights 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 Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS) last-minute?
Last-minute bookings from IND to ROS are generally more expensive. To secure the lowest rates, start looking for flights as soon as possible. That said, if your travel plans are flexible, you may find a cheap fare right before your journey.
Is it cheaper to book an IND to ROS flight and hotel package?
Opting for an IND to ROS flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels all in one place. Choose from our wide range of accommodations and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Indianapolis Intl. Airport (IND) to Rosario - Islas Malvinas Intl. Airport (ROS)?
If you booked your IND to ROS flight within the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the fare type you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.