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Rosario

$969+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ROS
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Find flight deals from Los Angeles to Rosario

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 November 20, 2025.

This Trip.com deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/22:05 pmLAX - ROS
3 stops40h 40mMultiple Airlines
Mon 3/1612:30 pmROS - LAX
2 stops23h 20mMultiple Airlines
Deal found 11/18$969
This Copa Airlines deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/11:01 amLAX - ROS
1 stop18h 19mCopa Airlines
Sun 3/151:26 amROS - LAX
1 stop26h 03mCopa Airlines
Deal found 11/18$1,034
This FlightHub deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/212:50 pmLAX - ROS
1 stop31h 50mLATAM Airlines
Sun 3/152:45 amROS - LAX
2 stops57h 05mLATAM Airlines
Deal found 11/18$1,110
This Orbitz deal was found by Cheapflights users on 11/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/21:45 pmLAX - ROS
2 stops55h 30mGOL
Mon 3/164:10 amROS - LAX
2 stops40h 30mGOL
Deal found 11/18$1,206
This Copa Airlines deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/69:08 pmLAX - ROS
1 stop22h 12mCopa Airlines
Fri 2/201:34 amROS - LAX
1 stop15h 31mCopa Airlines
Deal found 11/19$1,549
This Mytrip deal was found by Cheapflights users on 11/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/51:14 amLAX - ROS
3 stops27h 26mMultiple Airlines
Sat 2/218:15 pmROS - LAX
3 stops32h 36mMultiple Airlines
Deal found 11/19$1,751

Cheap flight deals from Los Angeles to Rosario

Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to Rosario (ROS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,428
(Mytrip)

Popular in

December

Cheapest in

September

Average price

$1,446
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. 17% potential increase in price ($263 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Los Angeles to Rosario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
Use the filters below to find and compare flights from Los Angeles to Rosario that are best for you.

Fly from

Los Angeles

Fly to

Rosario

Route

Depart

Return

Price

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Mon 3/2

2:05 pm-11:45 am

3 stops40h 40m

Rosario Fisherton

Mon 3/16

12:30 pm-7:50 am

2 stops23h 20m

$969

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Sun 3/1

1:01 am-12:20 am

1 stop18h 19m

Rosario Fisherton

Sun 3/15

1:26 am-11:29 pm

1 stop26h 03m

$1,034

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Mon 3/2

12:50 pm-1:40 am

1 stop31h 50m

Rosario Fisherton

Sun 3/15

2:45 am-7:50 am

2 stops57h 05m

$1,110

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Mon 3/2

1:45 pm-2:15 am

2 stops55h 30m

Rosario Fisherton

Mon 3/16

4:10 am-4:40 pm

2 stops40h 30m

$1,206

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Fri 2/6

9:08 pm-12:20 am

1 stop22h 12m

Rosario Fisherton

Fri 2/20

1:34 am-12:05 pm

1 stop15h 31m

$1,549

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Thu 2/5

1:14 am-9:40 am

3 stops27h 26m

Rosario Fisherton

Sat 2/21

8:15 pm-11:51 pm

3 stops32h 36m

$1,751

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/18

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 November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*2 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars
CheapfaremartPrice 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

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 November 20, 2025.

It’s optimal to fly from Los Angeles to Rosario in the afternoon. By choosing this option you can save up to 20% on the cost of your flight, compared to a flight at noon.

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

Reviews of airlines servicing Rosario

Get insights into the airlines that provide service to Rosario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Rosario. Reviews last updated November 20, 2025.
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
1,566 reviews

Overall

7.6

Entertainment

6.8

Boarding

7.8

Crew

8.1

Food

6.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

PEI - PTY

The attention to us was excellent. Help was provided with care.
Copa Airlines
7.6
Good
1,566 reviews
Copa Airlines
7.6
Good
1,566 reviews

Overall

7.6

Entertainment

6.8

Boarding

7.8

Crew

8.1

Food

6.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

PEI - PTY

The attention to us was excellent. Help was provided with care.
LATAM Airlines
7.5
Good
1,882 reviews
Copa Airlines
7.6
Good
1,566 reviews

Overall

7.6

Entertainment

6.8

Boarding

7.8

Crew

8.1

Food

6.9

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

PEI - PTY

The attention to us was excellent. Help was provided with care.

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?

    Departing from Los Angeles to Rosario will take you 18h 19m. 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 $535. Another option worth looking into is Copa Airlines, starting at $997 round trip. These flights start at 57% 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

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Top 2 airlines flying from Los Angeles to Rosario

Discover the top 2 airlines that operate flights from Los Angeles to Rosario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$535Average$1,371FlexibilityNo cancel feeOn-time81%
Copa AirlinesCheapest$997Average$1,136FlexibilityNo cancel feeOn-time70%

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