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Buenos Aires

$285+ Cheap flights from California to Buenos Aires (BUE)

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 12/31. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUE
janv. 22 — janv. 291
jeu. 1/22
jeu. 1/29
1 adult, Economy
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Cheap flight deals from California to Buenos Aires

Cheapest flights from California to Buenos Aires
Explore the most affordable flight options available from California to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on décembre 23, 2025.

This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/235:50 amLAX - EZE
1 stop20h 30mUnited Airlines
sam. 12/2711:55 pmEZE - LAX
1 stop19h 41mUnited Airlines
Deal found 12/20$867
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/224:10 pmLAX - EZE
1 stop34h 10mUnited Airlines
sam. 12/2711:55 pmEZE - LAX
1 stop19h 41mUnited Airlines
Deal found 12/20$921
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/235:50 amLAX - EZE
1 stop20h 30mUnited Airlines
dim. 12/2811:55 pmEZE - LAX
1 stop16h 50mUnited Airlines
Deal found 12/20$947
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/249:00 amLAX - EZE
1 stop17h 20mUnited Airlines
mer. 12/3111:55 pmEZE - LAX
1 stop36h 56mUnited Airlines
Deal found 12/21$958
This KAYAK deal was found by Cheapflights users on 12/21. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mer. 12/242:05 pmLAX - EZE
1 stop14h 10mLATAM Airlines
jeu. 1/17:45 amEZE - LAX
2 stops19h 01mLATAM Airlines
Deal found 12/21$962
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/275:50 amLAX - EZE
1 stop20h 30mUnited Airlines
sam. 1/3111:55 pmEZE - LAX
1 stop16h 42mUnited Airlines
Deal found 12/22$972
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/269:05 amLAS - EZE
2 stops19h 15mUnited Airlines
dim. 12/2811:55 pmEZE - LAS
1 stop16h 13mUnited Airlines
Deal found 12/22$973
This CheapOair deal was found by Cheapflights users on 12/22. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sam. 12/272:05 pmLAX - EZE
1 stop14h 10mLATAM Airlines
sam. 1/3112:15 pmEZE - LAX
2 stops23h 35mLATAM Airlines
Deal found 12/22$975
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 12/269:00 amLAX - EZE
1 stop19h 20mUnited Airlines
mer. 12/3111:55 pmEZE - LAX
1 stop36h 56mUnited Airlines
Deal found 12/21$983
This United Airlines deal was found by Cheapflights users on 12/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/224:10 pmLAX - EZE
1 stop34h 10mUnited Airlines
jeu. 12/2510:05 pmEZE - LAX
1 stop25h 05mUnited Airlines
Deal found 12/20$990
This KAYAK deal was found by Cheapflights users on 12/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/239:02 pmLAX - EZE
2 stops25h 03mLATAM Airlines
jeu. 12/2511:55 pmEZE - LAX
1 stop23h 45mLATAM Airlines
Deal found 12/20$991
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/2210:05 amLAS - EZE
1 stop16h 15mUnited Airlines
mar. 12/3010:05 pmEZE - LAS
1 stop23h 58mUnited Airlines
Deal found 12/22$1,047

Find flight deals from California to Buenos Aires

Keep the following information in mind while searching for California to Buenos Aires flight deals. Data was last updated décembre 23, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$669
(Ovago)

One-way from

$285
(Avianca)

Popular in

December

Cheapest in

November

Average price

$1,335
Provider with most accurate pricing for Los Angeles-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Buenos Aires (BUE) flights.
Search Deals
From California to Buenos Aires (BUE)
Search Deals
One-way flight from California to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($96 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Buenos Aires 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 décembre 23, 2025.
Use the filters below to find and compare flights from California to Buenos Aires that are best for you.

Fly from

California

Fly to

Buenos Aires

Route

Depart

Return

Price

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

dim. 4/12

11:50 pm-5:40 am

2 stops25h 50m

Buenos Aires Jorge Newbery

mer. 4/22

7:00 am-1:30 pm

2 stops34h 30m

$718

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

jeu. 4/9

9:20 pm-4:00 pm

1 stop14h 40m

Buenos Aires Jorge Newbery

mar. 4/14

9:05 pm-6:50 pm

2 stops25h 45m

$730

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

mer. 4/8

9:20 pm-4:00 pm

1 stop14h 40m

Buenos Aires Jorge Newbery

dim. 4/12

9:05 pm-6:50 pm

2 stops25h 45m

$730

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

ven. 4/10

9:20 pm-7:40 pm

2 stops18h 20m

Buenos Aires Jorge Newbery

lun. 4/13

8:05 pm-6:50 pm

1 stop26h 45m

$751

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

jeu. 4/9

9:20 pm-7:40 pm

2 stops18h 20m

Buenos Aires Jorge Newbery

lun. 4/13

8:05 pm-6:50 pm

1 stop26h 45m

$751

San DiegoBuenos Aires

SAN - AEP

SANAEP

San Diego

lun. 3/9

11:02 am-6:40 pm

2 stops27h 38m

Buenos Aires Jorge Newbery

ven. 3/13

6:20 pm-2:52 pm

2 stops24h 32m

$756

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

dim. 5/3

9:30 pm-6:30 pm

1 stop17h 00m

Buenos Aires Jorge Newbery

jeu. 5/14

7:00 am-11:10 pm

2 stops20h 10m

$757

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

lun. 2/23

7:00 am-9:20 am

1 stop21h 20m

Buenos Aires Ministro Pistarini

jeu. 3/19

10:55 pm-4:12 pm

1 stop21h 17m

$758

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

mer. 2/11

5:50 am-7:20 am

1 stop20h 30m

Buenos Aires Ministro Pistarini

dim. 2/22

10:05 pm-2:26 pm

1 stop21h 21m

$758

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

sam. 2/28

1:50 pm-9:20 am

1 stop14h 30m

Buenos Aires Ministro Pistarini

jeu. 3/19

9:05 pm-2:36 pm

1 stop21h 31m

$758

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/22

Showing 1-10 of 60 results
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Best time to book a flight from California to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires 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 Buenos Aires

What is the cheapest month to book a flight from California to Buenos Aires?

Currently, May is the cheapest month in which you can book a flight from California to Buenos Aires (average of $269). Flying from California to Buenos Aires in April is currently the most expensive (average of $755). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Find hourly flight availability from California to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated décembre 23, 2025.

When flying from California to Buenos Aires, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 9% versus a flight in the afternoon.

What is the cheapest day to fly from California to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from California to Buenos Aires. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their California to Buenos Aires flight should consider departing on Friday evenings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

Find useful and relevant information for your journey from California to Buenos Aires. 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 California to Buenos Aires?

    A quick flight from California to Buenos Aires can take about 14h 40m. Avianca provides one of the quickest options available for as low as $730. Airlines will cover a distance of 6115 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from California to Buenos Aires are Copa Airlines ($248), Avianca ($281), and LATAM Airlines ($333).

  • What are the most popular routes from California to Buenos Aires?

    Most travelers choose Los Angeles - Buenos Aires Ministro Pistarini, San Francisco - Buenos Aires Ministro Pistarini or Los Angeles - Buenos Aires Jorge Newbery when deciding on the best route from California to Buenos Aires.

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

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

  • How can I find direct flights from California to Buenos Aires?

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

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

    Yes. Cheapflights offers flight deals from California to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from California to Buenos Aires?

    Currently, May is the cheapest month in which you can book a flight from California to Buenos Aires (average of $269). Flying from California to Buenos Aires in April is currently the most expensive (average of $755). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for California to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from California to Buenos Aires

Discover the top 7 airlines that operate flights from California to Buenos Aires. 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 décembre 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
AviancaCheapest$348Average$904FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$557Average$986FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$654Average$1,235FlexibilityNo cancel feeOn-time69%
DeltaCheapest$665Average$1,219FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$681Average$1,290FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$717Average$1,019FlexibilityNo cancel feeOn-time81%
AeromexicoCheapest$1,119Average$1,318FlexibilityNo cancel feeOn-timeN/A

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