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

Flying on Copa Airlines is currently your cheapest option to Rosario, with prices starting at $991. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and American Airlines, with the lowest prices starting at $1,169 and $1,324, respectively. These flights start at 23% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from Los Angeles to Rosario one-way?

The cheapest airlines for a one-way flight from Los Angeles to Rosario are American Airlines ($459), Copa Airlines ($465), and LATAM Airlines ($767).

What is the cheapest day to fly from Los Angeles to Rosario?

Travelers seeking maximum savings on their Los Angeles to Rosario flight should consider departing on Tuesday evenings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from Los Angeles to Rosario?

Users have found that leaving on a Tuesday can be a cost-effective option. It’s possible to save up to 22% on your flight compared to booking on days when demand is much higher.

What is the cheapest month to fly from Los Angeles to Rosario?

Our data shows that August tends to be the cheapest month to fly to Rosario from Los Angeles. Users have commonly found prices around $1,294 for the month, but tickets can be as low as $1,036. Due to multiple factors, prepare for potentially higher prices in July.

Most accurate provider : When it comes to deals on Los Angeles-Rosario flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Los Angeles-Rosario flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.

$331+ Flights from Los Angeles to Rosario

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Cheap flight deals from Los Angeles to Rosario

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$792 (SmartFares)
One-way from	$331 (Kiwi.com)
Popular in	July
Cheapest in	August
Average price	$1,336

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

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

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From Los Angeles to Rosario Fisherton

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One-way flight from Los Angeles to Rosario Fisherton

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High demand for flights, 6% potential price rise

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Cheapest flight prices on average. 0% potential price decrease ($12 potential savings vs. average RT price).

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Average for round-trip flights in April 2025

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Find 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 April 29, 2025.

Thu 6/126:21 pmLAX - ROS

2 stops33h 44mMultiple Airlines

Thu 6/197:50 pmROS - LAX

2 stops18h 25mMultiple Airlines

Deal found 4/28

$792

Sun 6/292:10 amLAX - ROS

1 stop21h 43mCopa Airlines

Fri 7/111:21 amROS - LAX

1 stop15h 26mCopa Airlines

Deal found 4/28

$1,056

Fri 10/241:45 pmLAX - ROS

2 stops23h 20mLATAM Airlines

Thu 11/278:20 amROS - LAX

2 stops27h 00mLATAM Airlines

Deal found 4/28

$1,208

Tue 7/19:40 pmLAX - ROS

2 stops48h 25mGOL

Tue 7/153:00 amROS - LAX

2 stops35h 37mGOL

Deal found 4/28

$1,860

Fri 12/1911:47 amLAX - ROS

2 stops33h 18mAmerican Airlines

Thu 1/12:55 amROS - LAX

2 stops36h 56mAmerican Airlines

Deal found 4/28

$2,631

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 April 29, 2025.

Thu 6/126:21 pmLAX - ROS

2 stops33h 44mMultiple Airlines

Thu 6/197:50 pmROS - LAX

2 stops18h 25mMultiple Airlines

Deal found 4/28

$792

Sat 7/51:45 amLAX - ROS

1 stop18h 29mCopa Airlines

Mon 7/215:07 amROS - LAX

1 stop21h 54mCopa Airlines

Deal found 4/29

$991

Sun 6/89:45 pmLAX - ROS

2 stops52h 14mLATAM Airlines

Sun 6/297:30 amROS - LAX

2 stops54h 48mLATAM Airlines

Deal found 4/29

$1,169

Sun 6/811:59 pmLAX - ROS

3 stops46h 06mAmerican Airlines

Sat 6/283:00 amROS - LAX

2 stops38h 09mAmerican Airlines

Deal found 4/29

$1,324

Fri 6/136:00 amLAX - ROS

2 stops40h 05mGOL

Thu 6/193:00 amROS - LAX

2 stops36h 03mGOL

Deal found 4/29

$1,411

One-way flights from Los Angeles to Rosario
Search for one-way flight options from Los Angeles to Rosario. Find affordable one-way fares based on user searches. Data last updated April 29, 2025.

Thu 6/512:14 pmLAX - ROS

2 stops39h 51mMultiple Airlines

Deal found 4/28

$331

Mon 6/212:25 pmLAX - ROS

2 stops33h 40mAmerican Airlines

Deal found 4/28

$459

Tue 5/131:56 amLAX - ROS

1 stop21h 57mCopa Airlines

Deal found 4/29

$465

Mon 6/99:25 pmLAX - ROS

1 stop28h 34mLATAM Airlines

Deal found 4/27

$767

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

Thu 6/12

6:21 pm-8:05 am

2 stops33h 44m

Rosario Fisherton

Thu 6/19

7:50 pm-10:15 am

2 stops18h 25m

$792

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Sun 6/29

2:10 am-3:53 am

1 stop21h 43m

Rosario Fisherton

Fri 7/11

1:21 am-12:47 pm

1 stop15h 26m

$1,056

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Tue 7/1

10:45 pm-6:05 am

2 stops51h 20m

Rosario Fisherton

Wed 7/16

7:30 am-6:55 pm

1 stop15h 25m

$1,352

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Tue 7/1

9:40 pm-2:05 am

2 stops48h 25m

Rosario Fisherton

Tue 7/15

3:00 am-10:37 am

2 stops35h 37m

$1,860

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Thu 6/5

12:14 pm-8:05 am

2 stops39h 51m

$331

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Mon 6/2

12:25 pm-2:05 am

2 stops33h 40m

$459

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Tue 5/13

1:56 am-3:53 am

1 stop21h 57m

$465

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Mon 6/9

9:25 pm-5:59 am

1 stop28h 34m

$767

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

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 April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
CheapTicketsDeal	Price Accuracy3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Los Angeles-Rosario flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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

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

It’s optimal to fly from Los Angeles to Rosario at noon. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight in the morning.

Rainfall in Rosario by month

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.

Temperature in Rosario by month

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).

Reviews of airlines servicing Rosario

LATAM Airlines

7.5

Good

1,767 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

LATAM Airlines

7.5

Good

1,767 reviews

LATAM Airlines

7.5

Good

1,767 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

Copa Airlines

7.5

Good

1,411 reviews

LATAM Airlines

7.5

Good

1,767 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

GOL

7.3

Good

1,068 reviews

LATAM Airlines

7.5

Good

1,767 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

American Airlines

7.2

Good

10,000 reviews

LATAM Airlines

7.5

Good

1,767 reviews

Reviews

1 / 20

6.0

Good

Anonymous,Mar 2025

MCO - BOG

The problem was the delayed departure for airport reason I understood it was not a Latam responsibility. The crew could give something to drink and not only a candy.

Related info for your journey

What are the cheapest airlines flying from Los Angeles to Rosario round-trip?
Flying on Copa Airlines is currently your cheapest option to Rosario, with prices starting at $991. Additional round-trip tickets that might be worth considering are offered by LATAM Airlines and American Airlines, with the lowest prices starting at $1,169 and $1,324, respectively. These flights start at 23% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from Los Angeles to Rosario one-way?
The cheapest airlines for a one-way flight from Los Angeles to Rosario are American Airlines ($459), Copa Airlines ($465), and LATAM Airlines ($767).
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
Copa Airlines	Cheapest$830	Average$1,301	FlexibilityNo cancel fee	On-time70%
LATAM Airlines	Cheapest$1,254	Average$1,393	FlexibilityNo cancel fee	On-time81%

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$331+ Cheap flights from Los Angeles (LAX) to Rosario (ROS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. 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

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find 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 April 29, 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 April 29, 2025.

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 April.

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

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

Find hourly flight availability from Los Angeles to Rosario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 29, 2025.

Rainfall in Rosario by month

Plan your trip to Rosario by taking into account the average rainfall totals by month.

Temperature in Rosario by month

Plan your trip to Rosario by taking into account the average temperature totals by month.

Reviews of airlines servicing Rosario

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.

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

What are the cheapest airlines to fly from Los Angeles to Rosario one-way?

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 April 29, 2025.