ROS - LAX

$537 Find Cheap Flights from Rosario to Los Angeles

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Rosario to Los Angeles departing on 4/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Los Angeles

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Rosario to Los Angeles, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Rosario to Los Angeles, as well as popular online travel agencies
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Everything you should know

Cheapest round-trip
$1,101
Overall average: $1,422
LATAM Airlines
Fri 3/6Mon 3/9
ROS - LAX • 1 stop
Cheapest one-way
$537
Multiple Airlines
Wed 4/8
ROS - LAX • 3 stops
Top airlines
LATAM Airlines
Cheapest • from $1,219 (round-trip)
LATAM Airlines
Best reviews • 7.5 score
Airline reviews
Airline reviews
+1
+1
Airline reviews
Airline reviews
+1
When to travel
December
Cheapest • 22% price drop
May
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Los Angeles!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Rosario to Los Angeles (ROS-LAX)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Rosario to Los Angeles that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Rosario to Los Angeles

Fri, Mar 6 - Mon, Mar 9
LATAM Airlines Logo
7:45 am - 6:00 pmROS-LAX
15h 15m1 stop
LATAM Airlines Logo
11:55 pm - 6:10 amLAX-ROS
26h 15m2 stops
$1,101LATAM Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9
LATAM Airlines Logo
2:45 am - 10:17 pmROS-LAX
24h 32m2 stops
LATAM Airlines Logo
10:59 pm - 6:10 amLAX-ROS
27h 11m2 stops
$1,111LATAM Airlines
Find Deal
Fri, Mar 6 - Mon, Mar 9
LATAM Airlines Logo
7:45 am - 10:45 amROS-LAX
32h 00m2 stops
LATAM Airlines Logo
11:55 pm - 6:10 amLAX-ROS
26h 15m2 stops
$1,178LATAM Airlines
Find Deal
Wed, Dec 31 - Sun, Jan 11
LATAM Airlines Logo
7:45 am - 6:50 amROS-LAX
28h 05m1 stop
LATAM Airlines Logo
9:55 pm - 6:10 amLAX-ROS
51h 15m2 stops
$1,201LATAM Airlines
Find Deal
Wed, Dec 31 - Sun, Jan 11
LATAM Airlines Logo
7:45 am - 10:20 pmROS-LAX
43h 35m2 stops
LATAM Airlines Logo
9:55 pm - 6:10 amLAX-ROS
51h 15m2 stops
$1,219LATAM Airlines
Find Deal
Wed, Feb 11 - Wed, Feb 18
Copa Airlines Logo
5:20 am - 10:29 pmROS-LAX
22h 09m1 stop
Copa Airlines Logo
9:08 pm - 12:20 amLAX-ROS
22h 12m1 stop
$1,263Copa Airlines
Find Deal
Thu, Mar 5 - Sun, Mar 8
American Airlines Logo
2:55 am - 12:08 amROS-LAX
50h 13m2 stops
American Airlines Logo
12:11 am - 2:05 amLAX-ROS
45h 54m2 stops
$1,269American Airlines
Find Deal
Fri, Mar 6 - Sun, Mar 8
Copa Airlines Logo
5:20 am - 12:05 pmROS-LAX
35h 45m1 stop
Copa Airlines Logo
2:06 am - 12:20 amLAX-ROS
18h 14m1 stop
$1,273Copa Airlines
Find Deal
Fri, Mar 6 - Mon, Mar 9
LATAM Airlines Logo
7:45 am - 6:00 pmROS-LAX
15h 15m1 stop
LATAM Airlines Logo
10:59 pm - 6:10 amLAX-ROS
27h 11m2 stops
$1,283LATAM Airlines
Find Deal
Tue, Feb 10 - Wed, Feb 18
Copa Airlines Logo
1:34 am - 12:05 pmROS-LAX
15h 31m1 stop
Copa Airlines Logo
9:08 pm - 12:20 amLAX-ROS
22h 12m1 stop
$1,291Copa Airlines
Find Deal
Booking Insights

KAYAK's insights & trends for Rosario to Los Angeles flights

Get data-powered insights and trends into flights from Rosario to Los Angeles to help you find the cheapest flights, the best time to fly and much more.

What’s the cheapest day of the week to fly from Rosario to Los Angeles?

The average price of all round-trip flights from Rosario to Los Angeles clicked on KAYAK for each day over the last 12 months.

Your flight ticket price will generally be cheaper if you fly to Los Angeles on a Tuesday and more expensive on a Thursday. On your return trip to Rosario, you should consider flying back on a Wednesday, and avoid Saturdays for better deals.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Rosario to Los Angeles, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Rosario to Los Angeles is December, where tickets cost $1,131 (return) on average. On the other hand, the most expensive months are November and July, where the average cost of round-trip tickets is $2,051 and $1,614 respectively.

Good to know

Low seasonOctober
Cheapest flight$537
Best time to beat the crowds with an average 3% drop in price.
Most popular time to fly with an average 2% increase in price.
Flight from Rosario to Los Angeles

When to book flights from Rosario to Los Angeles

Are your dates flexible? Find out the best times to travel from Rosario to Los Angeles based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking flights from Rosario to Los Angeles

  • What is the cheapest flight from Rosario to Los Angeles?

    In the last 3 days, the lowest price for a flight from Rosario to Los Angeles was $537 for a one-way ticket and $897 for a round-trip.

  • Do I need a passport to fly between Rosario and Los Angeles?

    Yes

  • Which aircraft models fly most regularly from Rosario to Los Angeles?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from Rosario to Los Angeles?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Rosario to Los Angeles.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Rosario to Los Angeles?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Los Angeles from Rosario is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Rosario to Los Angeles?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Los Angeles with an airline and back to Rosario with another airline. Booking your flights between Rosario and LAX can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Rosario to Los Angeles?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Los Angeles from Rosario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Reviews of the top airline flying from Rosario to Los Angeles

 
See real verified KAYAK customer reviews for airlines flying from Rosario to Los Angeles. Airline scores are aggregated from all reviews left by passengers on KAYAK after flying with an airline. KAYAK doesn’t show reviews that are older than 5 years. Learn how KAYAK collects reviews.
Need help choosing which airline to fly with from Rosario to Los Angeles? KAYAK airline reviews give an overall score for each airline based on loads of factors, including comfort, boarding, in-flight entertainment and more, to make your decision easier. See airline scores according to verified KAYAK customer reviews.
7.5
LATAM AirlinesOverall score based on 1887 reviews
7.3Comfort
6.7Food
7.0Entertainment
7.6Boarding
8.0Crew
Airline reviews

Good flight, boarding ok and crew very nice. Flight was not full so I was able to be very comfortable. Blanket and pillow provided with was good as it was very cold during the flight . Food was very good(small snack sandwich and an excellent piece of orange cake). Overall good flight, no complaints.

10.0 ExcellentMaría Victoria, Nov 2025GRU - COR
Read more LATAM Airlines reviews

Good flight, boarding ok and crew very nice. Flight was not full so I was able to be very comfortable. Blanket and pillow provided with was good as it was very cold during the flight . Food was very good(small snack sandwich and an excellent piece of orange cake). Overall good flight, no complaints.

Wish the seats were a little more comfortable.. it was a 6 hrs nonstop trip. But the crew was courteous and w a smile

I like this airline a lot no problems at all, except being forced to check a carry-on bag ., Overall very good airline

The assistance we received and the flight itself was wonderful. We will fly with LATAM airlines again, in the future.

Latam may be the worst airline in the world, far worse than even the lowest of low cost airlines in the USA. I wasted hours trying to PAY THEM TO CHECK A BAG! Then they misled me at the terminal, sent me through the wrong security line, the list goes on and on... Just absolutely terrible in every way. Avoid at all costs.

Poor, the airline was not able to help me move flights.

The plane broke down at the Lima stopover and they offered to put me on a flight the be t day but I had to be back in LA that morning and so I had to buy another ticket from Avianca and United for $2k I asked LATAM for compensation and received none. Very bad experience

Poor handling of carry on luggage. We had a 8 hour stop in Santiago, are over 70 and, in spite of paying full fare they wanted to send carry on to luggage hold. No empathy. We had to show that several group 4/5 passengers were not sending their carry ons before they finally let Is keep them. Very poor .

The flight was late. Please do not delay next time.

Because the flight was late, we lost the connection to Brazil. You, Delta delayed, and you Delta anticipated the door closing in 15 min from Miami to GRU. Why? It caused a lot of stress! I almost could not see my mother in law alive because of your delay.

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

Information on your arrival and departure airports