$911 Cheap Flights from Sacramento (SMF) to Rosario (ROS)

View $911 flight on Sat, Aug 16, 2025Opens in a new window

Popular airlines from Sacramento Intl. Airport (SMF) to Rosario (ROS-Rosario - Islas Malvinas Intl.)

Cheap Flights from Sacramento to Rosario (SMF-ROS)

Prices were available within the past 7 days and start at $911 for one-way flights and $1,380 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Sat, Aug 9 - Tue, Aug 12
SMF
Sacramento
ROS
Rosario
$1,380 Roundtrip, found 6 days ago
$1,380
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 9 from Sacramento to Rosario, returning Tue, Aug 12, priced at $1,380 found 6 days ago
United
Sat, Aug 9 - Mon, Aug 11
SMF
Sacramento
ROS
Rosario
$1,386 Roundtrip, found 6 days ago
$1,386
Roundtrip
found 6 days ago
Select United flight, departing Sat, Aug 9 from Sacramento to Rosario, returning Mon, Aug 11, priced at $1,386 found 6 days ago
Flights from Sacramento (SMF) to Rosario (ROS)
Origin airport
Sacramento Intl.
Destination airport
Rosario - Islas Malvinas Intl.
Roundtrip price
$1,379
Distance
6297 mi

Sacramento to Rosario Flights

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

 

The best time to book a flight from Sacramento to Rosario

Sunday is one of the best days to book for cheap flights from Sacramento 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 Sacramento 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 Sacramento to Rosario in 2025. You can also book with separate airlines for your outbound and return journeys, from $911 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 Sacramento 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 Sacramento 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 Sacramento Intl. Airport (SMF) to Rosario - Islas Malvinas Intl. Airport (ROS) cost?
Grab a cheap one-way flight from $911 or cheap return flight from $1,380 from Sacramento Intl. Airport (SMF) 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 Sacramento Intl. Airport (SMF) to Rosario - Islas Malvinas Intl. Airport (ROS)?
August is the most affordable month to fly from SMF to ROS. Traveling during quieter months is often the key to finding better deals on flights.
What is the cheapest airline that flies from Sacramento Intl. Airport (SMF) to Rosario - Islas Malvinas Intl. Airport (ROS)?
To find the cheapest airline flying from SMF to ROS, use Expedia's filter tool. Customize your search based on what matters most to you, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Sacramento Intl. Airport (SMF) to Rosario - Islas Malvinas Intl. Airport (ROS)?
You'll have to hop on a flight with a layover if you're traveling from Sacramento Intl. Airport (SMF) to Rosario - Islas Malvinas Intl. Airport (ROS). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SMF to ROS?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Sacramento Intl. Airport (SMF) to Rosario - Islas Malvinas Intl. Airport (ROS)?
To arrive at Rosario - Islas Malvinas Intl. Airport (ROS) on schedule, book a flight that takes off from Sacramento Intl. Airport (SMF) 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.
Is it cheaper to buy a plane ticket from Sacramento Intl. Airport (SMF) to Rosario - Islas Malvinas Intl. Airport (ROS) last-minute?
Booking your ticket from SMF to ROS shortly before your journey is generally more expensive. However, if there's some wiggle room with your schedule, you could grab a cheap last-minute fare.
Is it cheaper to book a SMF to ROS flight and hotel package?
You can save money by securing a SMF 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 convenient place. After selecting your ideal accommodations and flights, consider adding extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Sacramento Intl. Airport (SMF) to Rosario - Islas Malvinas Intl. Airport (ROS)?
If you reserved your SMF to ROS flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for more details.

Explore a world of travel with Expedia

*Available to One Key members.