How long is the flight from Los Angeles to Rosario?

Departing from Los Angeles to Rosario will take you 31h 50m. There are 5938 mi between Los Angeles and Rosario.

What are the cheapest airlines flying from Los Angeles to Rosario round-trip?

Flying on LATAM Airlines is currently your cheapest option to Rosario, with prices starting at $449. Another option worth looking into is Copa Airlines, starting at $997 round trip. These flights start at 63% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in Rosario ranges from 1.2 - 5.9 inches per month. March is typically the wettest month, when rainfall can reach 5.9 in. July is typically the driest time to visit Rosario when rainfall is around 1.2 in.

If weather is an important factor for your trip to Rosario, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 50.0 F).

What is the cheapest time of day to fly from LAX to ROS?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Los Angeles to Rosario as you normally would.

Most accurate provider : When it comes to deals on Los Angeles-Rosario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Los Angeles-Rosario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Los Angeles-Rosario flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Los Angeles-Rosario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Los Angeles-Rosario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Can I find deals for flights from Los Angeles to Rosario that include hotel bookings?

Yes. In addition to deals on Los Angeles to Rosario flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Los Angeles to Rosario?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Rosario.

Can I find deals for business class flights from Los Angeles to Rosario?

Yes. Cheapflights offers flight deals from Los Angeles to Rosario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$936+ Flights from Los Angeles to Rosario

Q: How much does it cost to fly round-trip from Los Angeles to Rosario?

Airfare is below average for this route at the moment. Los Angeles to Rosario flights typically cost between $1,317 and $1,363 in February. The cheapest round-trip price found within the last 3 days was $936 on LATAM Airlines (Feb 13-Feb 20).

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Cheap flight deals from Los Angeles to Rosario

Cheapest flights from Los Angeles to Rosario
Explore the most affordable flight options available from Los Angeles to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Mon 12/2912:47 amLAX - ROS

1 stop18h 34mCopa Airlines

Wed 1/75:20 amROS - LAX

1 stop22h 16mCopa Airlines

Deal found 12/29

$2,009

Tue 12/301:32 pmLAX - ROS

2 stops31h 28mGOL

Tue 1/61:55 amROS - LAX

2 stops38h 17mGOL

Deal found 12/29

$2,175

Tue 12/3010:30 amLAX - ROS

1 stop14h 40mLATAM Airlines

Wed 1/71:00 pmROS - LAX

2 stops46h 20mLATAM Airlines

Deal found 12/29

$2,230

Best flights from Los Angeles to Rosario
Discover carefully curated flight deals from Los Angeles to Rosario that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 31, 2025.

Fri 2/1312:50 pmLAX - ROS

1 stop31h 50mLATAM Airlines

Fri 2/207:45 amROS - LAX

1 stop15h 15mLATAM Airlines

Deal found 12/29

$936

Sat 3/211:50 pmLAX - ROS

2 stops27h 25mMultiple Airlines

Sat 4/2512:35 pmROS - LAX

2 stops23h 15mMultiple Airlines

Deal found 12/29

$1,003

Mon 1/261:25 amLAX - ROS

1 stop17h 55mCopa Airlines

Thu 7/25:09 amROS - LAX

1 stop15h 41mCopa Airlines

Deal found 12/28

$1,182

Wed 1/2112:50 pmLAX - ROS

1 stop31h 50mLATAM Airlines

Wed 1/287:45 amROS - LAX

1 stop28h 05mLATAM Airlines

Deal found 12/29

$938

Sat 3/211:50 pmLAX - ROS

1 stop31h 50mLATAM Airlines

Sat 4/2512:10 pmROS - LAX

1 stop22h 50mLATAM Airlines

Deal found 12/29

$965

Tue 2/1010:30 amLAX - ROS

1 stop14h 40mMultiple Airlines

Tue 3/104:10 amROS - LAX

2 stops46h 46mMultiple Airlines

Deal found 12/28

$1,093

Fri 3/132:06 amLAX - ROS

1 stop21h 47mMultiple Airlines

Tue 4/215:12 amROS - LAX

2 stops19h 38mMultiple Airlines

Deal found 12/28

$1,239

Last-minute flights from Los Angeles to Rosario
Discover last-minute flight deals from Los Angeles to Rosario. Data last updated December 31, 2025 and is based on user searches.

Thu 1/81:14 pmLAX - ROS

2 stops31h 46mGOL

Wed 1/144:10 amROS - LAX

2 stops35h 02mGOL

Deal found 12/29

$1,715

Thu 1/810:30 amLAX - ROS

2 stops21h 55mMultiple Airlines

Wed 1/144:10 amROS - LAX

1 stop31h 10mMultiple Airlines

Deal found 12/29

$1,748

Thu 1/810:30 amLAX - ROS

3 stops27h 00mLATAM Airlines

Thu 1/158:15 pmROS - LAX

2 stops26h 45mLATAM Airlines

Deal found 12/29

$1,960

Find flight deals from Los Angeles to Rosario

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$936 (Ovago)
Popular in	November
Cheapest in	September
Average price	$1,442

Provider with most accurate pricing for Los Angeles-Rosario Fisherton flight deals.

Search Deals

Provider most trusted by Cheapflights users for Los Angeles-Rosario Fisherton flights.

Search Deals

From Los Angeles to Rosario Fisherton

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($104 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($21 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Los Angeles to Rosario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Fri 2/13

12:50 pm-1:40 am

1 stop31h 50m

Rosario Fisherton

Fri 2/20

7:45 am-6:00 pm

1 stop15h 15m

$936

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Wed 1/21

12:50 pm-1:40 am

1 stop31h 50m

Rosario Fisherton

Wed 1/28

7:45 am-6:50 am

1 stop28h 05m

$938

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Sat 3/21

1:50 pm-1:40 am

1 stop31h 50m

Rosario Fisherton

Sat 4/25

12:10 pm-7:00 am

1 stop22h 50m

$965

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Sat 3/21

1:50 pm-9:15 pm

2 stops27h 25m

Rosario Fisherton

Sat 4/25

12:35 pm-7:50 am

2 stops23h 15m

$1,003

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Tue 2/10

10:30 am-6:10 am

1 stop14h 40m

Rosario Fisherton

Tue 3/10

4:10 am-10:56 pm

2 stops46h 46m

$1,093

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Mon 1/26

1:25 am-12:20 am

1 stop17h 55m

Rosario Fisherton

Thu 7/2

5:09 am-4:50 pm

1 stop15h 41m

$1,182

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Fri 3/13

2:06 am-3:53 am

1 stop21h 47m

Rosario Fisherton

Tue 4/21

5:12 am-8:50 pm

2 stops19h 38m

$1,239

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/29

Compare providers for flights from Los Angeles to Rosario

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Los Angeles to Rosario in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
Ovago	Price Accuracy2 stars	Trust Score*2 stars
AranGrant	Price Accuracy2 stars	Trust Score*3 stars
Cheapfaremart	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Los Angeles-Rosario flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Los Angeles-Rosario flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Los Angeles-Rosario flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Los Angeles-Rosario flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Los Angeles-Rosario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Los Angeles to Rosario

Have a flexible travel schedule? Discover the best time to fly to Rosario from Los Angeles with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Rosario

How much does it cost to fly round-trip from Los Angeles to Rosario?

Reviews of airlines servicing Rosario

Read reviews from past customers who have flown Copa Airlines and LATAM Airlines from Los Angeles to Rosario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Copa Airlines

7.6

Good

1,564 reviews

Reviews

1 / 20

2.0

Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

Copa Airlines

7.6

Good

1,564 reviews

Copa Airlines

7.6

Good

1,564 reviews

Reviews

1 / 20

2.0

Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

LATAM Airlines

7.5

Good

1,898 reviews

Copa Airlines

7.6

Good

1,564 reviews

Reviews

1 / 20

2.0

Mediocre

Juan,Dec 2025

EZE - PTY

The outbound flight from Boston was awful. The handicapped services were the worst i have ever seen. NEVER AGAIN. THIS WAS NOT WORTH ANYWHERE NEAR $4K.

Related info for your journey

How long is the flight from Los Angeles to Rosario?
Departing from Los Angeles to Rosario will take you 31h 50m. There are 5938 mi between Los Angeles and Rosario.
What are the cheapest airlines flying from Los Angeles to Rosario round-trip?
Flying on LATAM Airlines is currently your cheapest option to Rosario, with prices starting at $449. Another option worth looking into is Copa Airlines, starting at $997 round trip. These flights start at 63% lower than the current average price 3 months from now.
Can I find deals for flights from Los Angeles to Rosario that include hotel bookings?
Yes. In addition to deals on Los Angeles to Rosario flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Los Angeles to Rosario?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Los Angeles to Rosario.
Can I find deals for business class flights from Los Angeles to Rosario?
Yes. Cheapflights offers flight deals from Los Angeles to Rosario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Los Angeles to Rosario

Airline	Cheapest	Average	Flexibility	On-time
LATAM Airlines	Cheapest$535	Average$1,371	FlexibilityNo cancel fee	On-time81%
Copa Airlines	Cheapest$997	Average$1,108	FlexibilityNo cancel fee	On-time70%

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$936+ Cheap flights from Los Angeles (LAX) to Rosario (ROS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/13. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Los Angeles to Rosario with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Los Angeles to Rosario

Cheapest flights from Los Angeles to RosarioExplore the most affordable flight options available from Los Angeles to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Explore the most affordable flight options available from Los Angeles to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.

Find flight deals from Los Angeles to Rosario

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Los Angeles to Rosario that are best for you.

Compare providers for flights from Los Angeles to Rosario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Los Angeles to Rosario in December.

Best time to book a flight from Los Angeles to Rosario

Have a flexible travel schedule? Discover the best time to fly to Rosario from Los Angeles with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Los Angeles to Rosario

How much does it cost to fly round-trip from Los Angeles to Rosario?

Reviews of airlines servicing Rosario

Read reviews from past customers who have flown Copa Airlines and LATAM Airlines from Los Angeles to Rosario. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Los Angeles to Rosario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Los Angeles to Rosario?

What are the cheapest airlines flying from Los Angeles to Rosario round-trip?

Can I find deals for flights from Los Angeles to Rosario that include hotel bookings?

How can I find direct flights from Los Angeles to Rosario?

Can I find deals for business class flights from Los Angeles to Rosario?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Los Angeles to Rosario

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Los Angeles to Rosario

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Cheapest flights from Los Angeles to Rosario
Explore the most affordable flight options available from Los Angeles to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 31, 2025.