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Cheap flights from Rosario to California from $1,345

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rosario to California departing on 12/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

LATAM Airlines Logo
7:50 am - 6:00 pmROS-LAX
15h 10m1 stop
LATAM Airlines Logo
8:35 pm - 1:40 amLAX-ROS
48h 05m2 stops
$1,345LATAM Airlines
Find Deal
Wed, Dec 31 - Sun, Jan 11
LATAM Airlines Logo
7:45 am - 10:43 amROS-LAX
31h 58m2 stops
LATAM Airlines Logo
8:35 pm - 1:40 amLAX-ROS
48h 05m2 stops
$1,441LATAM Airlines
Find Deal
Wed, Dec 31 - Sun, Jan 11
LATAM Airlines Logo
2:45 am - 11:09 pmROS-LAX
25h 24m2 stops
LATAM Airlines Logo
8:35 pm - 1:40 amLAX-ROS
48h 05m2 stops
$1,507LATAM Airlines
Find Deal
Tue, Dec 30 - Sun, Jan 11
LATAM Airlines Logo
7:50 am - 10:43 amROS-LAX
31h 53m2 stops
LATAM Airlines Logo
2:05 pm - 1:40 amLAX-ROS
54h 35m3 stops
$1,593LATAM Airlines
Find Deal
Wed, Dec 31 - Sun, Jan 11
LATAM Airlines Logo
7:45 am - 8:45 amROS-LAX
54h 00m2 stops
LATAM Airlines Logo
2:05 pm - 1:40 amLAX-ROS
54h 35m3 stops
$1,613LATAM Airlines
Find Deal
Wed, Dec 31 - Sun, Jan 11
Copa Airlines Logo
1:21 am - 10:34 pmROS-LAX
26h 13m1 stop
Copa Airlines Logo
1:11 am - 3:53 amLAX-ROS
21h 42m1 stop
$1,701Copa Airlines
Find Deal
Tue, Dec 30 - Sat, Jan 10
Copa Airlines Logo
1:21 am - 12:02 pmROS-LAX
15h 41m1 stop
Copa Airlines Logo
9:22 pm - 12:20 amLAX-ROS
21h 58m1 stop
$1,800Copa Airlines
Find Deal
Tue, Dec 30 - Sun, Jan 11

Copa Airlines flights from Rosario to California

Our best Copa Airlines deals on Rosario to California flight tickets
Copa Airlines
Sep 9
ROS5:08 amRosario Fisherton
22h 04m
1 stop
LAX11:12 pmLos Angeles
Sep 11
LAX1:46 amLos Angeles
18h 27m
1 stop
ROS12:13 amRosario Fisherton
$977
Find similar
Copa Airlines
Sep 9
ROS5:08 amRosario Fisherton
22h 04m
1 stop
LAX11:12 pmLos Angeles
Sep 12
LAX2:01 amLos Angeles
18h 12m
1 stop
ROS12:13 amRosario Fisherton
$1,101
Find similar
Copa Airlines
Dec 30
ROS1:21 amRosario Fisherton
26h 13m
1 stop
LAX10:34 pmLos Angeles
Jan 10
LAX1:11 amLos Angeles
21h 42m
1 stop
ROS3:53 amRosario Fisherton
$1,701
Find similar

LATAM Airlines flights from Rosario to California

Our best LATAM Airlines deals on Rosario to California flight tickets
LATAM Airlines
Dec 31
ROS7:50 amRosario Fisherton
15h 10m
1 stop
LAX6:00 pmLos Angeles
Jan 11
LAX8:35 pmLos Angeles
48h 05m
2 stops
ROS1:40 amRosario Fisherton
$1,345
Find similar
LATAM Airlines
Dec 31
ROS7:45 amRosario Fisherton
31h 58m
2 stops
LAX10:43 amLos Angeles
Jan 11
LAX8:35 pmLos Angeles
48h 05m
2 stops
ROS1:40 amRosario Fisherton
$1,441
Find similar
LATAM Airlines
Dec 30
ROS2:45 amRosario Fisherton
25h 24m
2 stops
LAX11:09 pmLos Angeles
Jan 11
LAX8:35 pmLos Angeles
48h 05m
2 stops
ROS1:40 amRosario Fisherton
$1,507
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Rosario to California 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, momondo users made 832,500 searches. Data last updated September 8, 2025.
Use the filters below to find and compare flights from Rosario to California that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

RosarioLos Angeles

ROS - LAX

ROSLAX

Rosario Fisherton

Wed 12/31

7:50 am-6:00 pm

1 stop15h 10m

Los Angeles

Sun 1/11

8:35 pm-1:40 am

2 stops48h 05m

$1,345

RosarioLos Angeles

ROS - LAX

ROSLAX

Rosario Fisherton

Wed 12/31

7:45 am-10:43 am

2 stops31h 58m

Los Angeles

Sun 1/11

8:35 pm-1:40 am

2 stops48h 05m

$1,441

RosarioLos Angeles

ROS - LAX

ROSLAX

Rosario Fisherton

Tue 12/30

2:45 am-11:09 pm

2 stops25h 24m

Los Angeles

Sun 1/11

8:35 pm-1:40 am

2 stops48h 05m

$1,507

RosarioLos Angeles

ROS - LAX

ROSLAX

Rosario Fisherton

Wed 12/31

7:50 am-10:43 am

2 stops31h 53m

Los Angeles

Sun 1/11

2:05 pm-1:40 am

3 stops54h 35m

$1,593

RosarioLos Angeles

ROS - LAX

ROSLAX

Rosario Fisherton

Wed 12/31

7:45 am-8:45 am

2 stops54h 00m

Los Angeles

Sun 1/11

2:05 pm-1:40 am

3 stops54h 35m

$1,613

RosarioLos Angeles

ROS - LAX

ROSLAX

Rosario Fisherton

Tue 12/30

1:21 am-10:34 pm

1 stop26h 13m

Los Angeles

Sat 1/10

1:11 am-3:53 am

1 stop21h 42m

$1,701

RosarioLos Angeles

ROS - LAX

ROSLAX

Rosario Fisherton

Tue 12/30

1:21 am-12:02 pm

1 stop15h 41m

Los Angeles

Sun 1/11

9:22 pm-12:20 am

1 stop21h 58m

$1,800

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to California from

How to get the cheapest flight ticket from Rosario to California

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to California?

The month of October is another great option to travel to California, with average flight prices from Rosario averaging around $1,338.

What is the cheapest day to depart on your flight to California?

The cheapest day to depart from Rosario to California is on a Tuesday. Travelers who choose to depart for California on a Tuesday will often find tickets for as low as $896. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to California on Thursday is $1,331.

What is the cheapest time of day to depart on your flight to California?

The cheapest time of day to fly to California is in the morning when flights can be purchased for as low as $1,149. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,161 on average. Flights to California from Rosario in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

Can stopping save me money on Rosario to California flights?

You could potentially save up to 19% on your flight if you consider stops on a Rosario to California flight.

Cheap Rosario to California flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rosario to California

Direct flights

None
There are no direct flights from Rosario to California. There are no popular flight routes from Rosario to California.
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  • When did momondo last update prices for flights from Rosario Fisherton Airport to California?

    Prices for flights from Rosario Fisherton Airport to California are updated daily.

  • How many operators does momondo search for flights from Rosario Fisherton Airport to California?

  • How old do you have to be to fly from Rosario Fisherton Airport to California?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rosario Fisherton Airport to California.

  • What documentation or ID do you need to fly to California?

    The necessary travel and health documents for your California trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Rosario to California

Compare and see reviews for airlines that fly from Rosario to California with momondo
Airline
Rating
Free Cancellation
Price
LATAM AirlinesPriceFrom $1,033Free CancellationRating
7.5
1,848 reviews
Search LATAM Airlines flights
Copa AirlinesPriceFrom $1,088Free CancellationRating
7.6
1,527 reviews
Search Copa Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Rosario to California?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rosario to California. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Rosario to California with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Rosario to California flights to just show those with flexible booking policies.

How can momondo help me find flights from Rosario to California?

Once you have performed a search for Rosario to California flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Rosario to California right now. Can momondo alert me if prices change?

Price alerts on flights to California from Rosario are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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