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Rosario

$281+ Cheap flights from California 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ROS
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
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Cheap flight deals from California to Rosario

Keep the following information in mind while searching for California to Rosario flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$940
(Copa Airlines)

One-way from

$281
(Kiwi.com)

Popular in

July

Cheapest in

August

Average price

$1,347
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 California to Rosario Fisherton
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One-way flight from California 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 May 2025
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Find flight deals from California to Rosario

Cheapest flights from California to Rosario
Explore the most affordable flight options available from California to Rosario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Copa Airlines deal was found by Cheapflights users on 4/29. 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.
Thu 8/71:28 amSFO - ROS
1 stop18h 46mCopa Airlines
Sun 8/171:21 amROS - SFO
1 stop26h 19mCopa Airlines
Deal found 4/29$940
This LATAM Airlines deal was found by Cheapflights users on 4/29. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:21 pmLAX - ROS
2 stops31h 38mMultiple Airlines
Fri 6/207:30 amROS - LAX
2 stops40h 42mMultiple Airlines
Deal found 4/29$968
This Copa Airlines deal was found by Cheapflights users on 4/30. 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.
Wed 8/201:49 amLAS - ROS
1 stop18h 25mCopa Airlines
Tue 1/201:21 amROS - LAS
2 stops25h 38mCopa Airlines
Deal found 4/30$973
This Copa Airlines deal was found by Cheapflights users on 4/29. 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.
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
This LATAM Airlines deal was found by Cheapflights users on 4/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/216:00 amLAS - ROS
2 stops20h 05mLATAM Airlines
Wed 1/217:30 amROS - LAS
2 stops20h 14mLATAM Airlines
Deal found 4/30$1,103
This FlightHub deal was found by Cheapflights users on 4/29. 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.
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
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/912:05 amSFO - ROS
2 stops20h 09mMultiple Airlines
Mon 8/181:21 amROS - SFO
1 stop26h 19mMultiple Airlines
Deal found 4/29$1,292
This American Airlines deal was found by Cheapflights users on 4/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
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
This Gurufare deal was found by Cheapflights users on 4/29. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/136:00 amLAX - ROS
2 stops40h 05mGOL
Thu 6/193:00 amROS - LAX
2 stops36h 03mGOL
Deal found 4/29$1,411
This SmartFares deal was found by Cheapflights users on 4/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/811:15 amSJC - ROS
2 stops38h 50mLATAM Airlines
Mon 8/182:25 pmROS - SJC
2 stops25h 11mLATAM Airlines
Deal found 4/29$1,680
This LATAM Airlines deal was found by Cheapflights users on 4/30. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/166:00 amSFO - ROS
2 stops19h 10mLATAM Airlines
Fri 1/97:30 amROS - SFO
2 stops20h 42mLATAM Airlines
Deal found 4/30$1,699
This American Airlines deal was found by Cheapflights users on 4/30. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2111:59 pmLAS - ROS
3 stops46h 06mAmerican Airlines
Tue 1/202:55 amROS - LAS
2 stops41h 51mAmerican Airlines
Deal found 4/30$2,707

Cheapflights Fare Finder

Customize your flight search to find flights from California 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 May 1, 2025.
Use the filters below to find and compare flights from California to Rosario that are best for you.

Fly from

California

Fly to

Rosario

Route

Depart

Return

Price

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Fri 6/13

6:21 pm-5:59 am

2 stops31h 38m

Rosario Fisherton

Fri 6/20

7:30 am-8:12 pm

2 stops40h 42m

$968

Las VegasRosario

LAS - ROS

LASROS

Las Vegas Harry Reid Intl

Wed 8/20

1:49 am-12:14 am

1 stop18h 25m

Rosario Fisherton

Tue 1/20

1:21 am-9:59 pm

2 stops25h 38m

$973

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Sat 7/5

1:45 am-12:14 am

1 stop18h 29m

Rosario Fisherton

Mon 7/21

5:07 am-11:01 pm

1 stop21h 54m

$991

Las VegasRosario

LAS - ROS

LASROS

Las Vegas Harry Reid Intl

Thu 8/21

6:00 am-6:05 am

2 stops20h 05m

Rosario Fisherton

Wed 1/21

7:30 am-10:44 pm

2 stops20h 14m

$1,103

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Sun 6/8

9:45 pm-5:59 am

2 stops52h 14m

Rosario Fisherton

Sun 6/29

7:30 am-10:18 am

2 stops54h 48m

$1,169

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Sun 6/8

11:59 pm-2:05 am

3 stops46h 06m

Rosario Fisherton

Sat 6/28

3:00 am-1:09 pm

2 stops38h 09m

$1,324

Los AngelesRosario

LAX - ROS

LAXROS

Los Angeles

Fri 6/13

6:00 am-2:05 am

2 stops40h 05m

Rosario Fisherton

Thu 6/19

3:00 am-11:03 am

2 stops36h 03m

$1,411

San JoseRosario

SJC - ROS

SJCROS

San Jose

Fri 8/8

11:15 am-6:05 am

2 stops38h 50m

Rosario Fisherton

Mon 8/18

2:25 pm-11:36 am

2 stops25h 11m

$1,680

San FranciscoRosario

SFO - ROS

SFOROS

San Francisco

Fri 5/23

12:05 am-12:13 am

2 stops20h 08m

Rosario Fisherton

Sat 6/14

1:21 am-8:58 pm

1 stop23h 37m

$1,866

San FranciscoRosario

SFO - ROS

SFOROS

San Francisco

Fri 5/23

1:37 am-12:13 am

1 stop18h 36m

Rosario Fisherton

Sat 6/14

1:21 am-11:40 pm

1 stop26h 19m

$2,196

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 16 results
1
2

Best time to book a flight from California to Rosario

Have a flexible travel schedule? Discover the best time to fly to Rosario from California 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 California to Rosario

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

Find hourly flight availability from California 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 May 1, 2025.

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

Rainfall in Rosario by month

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

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

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 May 1, 2025.
Get a feel of what it's like to fly with LATAM Airlines, Copa Airlines and GOL from California to Rosario by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
LATAM Airlines
7.5
Good
1,767 reviews

Food

6.7

Comfort

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Boarding

7.6

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

Food

6.7

Comfort

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Boarding

7.6

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
1,414 reviews
LATAM Airlines
7.5
Good
1,767 reviews

Food

6.7

Comfort

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Boarding

7.6

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

Food

6.7

Comfort

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Boarding

7.6

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

Food

6.7

Comfort

7.4

Crew

8.1

Entertainment

7.0

Overall

7.5

Boarding

7.6

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

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

  • What airport do you fly into for flights to Rosario from California?

    Most people fly into Rosario Fisherton (ROS) if they book a flight to Rosario from California. Fisherton is conveniently located just 6.6 mi from Rosario’s city center.

  • What are the cheapest airlines to fly from California to Rosario one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $459. Users have also found prices from $465 and $840 on Copa Airlines and LATAM Airlines, respectively.

  • What are the most popular routes from California to Rosario?

    While some choose either Los Angeles - Rosario Fisherton or San Jose - Rosario Fisherton, San Francisco - Rosario Fisherton is the most popular route from California to Rosario.

  • Can I find deals for flights from California to Rosario that include hotel bookings?

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

  • How can I find direct flights from California to Rosario?

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

  • Can I find deals for business class flights from California to Rosario?

    Yes. Cheapflights offers flight deals from California 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 California to Rosario

Discover the top 2 airlines that operate flights from California 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 May 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$830Average$1,403FlexibilityNo cancel feeOn-time70%
LATAM AirlinesCheapest$1,254Average$1,393FlexibilityNo cancel feeOn-time81%

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