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$230+ 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 9/22. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — BUE
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheap 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 September 17, 2025.

Round-trip from

$604
(Booking.com)

One-way from

$230
(Kiwi.com)

Popular in

December

Cheapest in

September

Average price

$837
From California to Buenos Aires (BUE)
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One-way flight from California to Buenos Aires (BUE)
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Highest demand for flights based on searches. 12% potential increase in price ($136 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($47 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This Copa Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 9/229:08 pmSAN - EZE
1 stop23h 47mCopa Airlines
Mon 10/65:08 amEZE - SAN
1 stop16h 49mCopa Airlines
Deal found 9/15$593
This Booking.com deal was found by Cheapflights users on 9/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/310:55 pmLAX - EZE
2 stops25h 55mAvianca
Mon 11/107:35 amEZE - LAX
3 stops33h 55mAvianca
Deal found 9/16$604
This LATAM Airlines deal was found by Cheapflights users on 9/17. 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 10/32:00 pmLAX - AEP
1 stop18h 00mLATAM Airlines
Sun 10/510:35 amAEP - LAX
1 stop23h 50mLATAM Airlines
Deal found 9/17$612
This LATAM Airlines deal was found by Cheapflights users on 9/17. 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 11/149:25 amLAX - AEP
2 stops25h 35mLATAM Airlines
Sun 11/162:55 pmAEP - LAX
1 stop20h 25mLATAM Airlines
Deal found 9/17$616
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/311:20 pmLAX - EZE
2 stops25h 30mAvianca
Thu 11/137:35 amEZE - LAX
2 stops19h 25mAvianca
Deal found 9/16$617
This Priceline deal was found by Cheapflights users on 9/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2612:20 amLAX - EZE
2 stops25h 30mAvianca
Thu 10/304:55 pmEZE - LAX
2 stops33h 20mAvianca
Deal found 9/16$623
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/211:29 amLAS - EZE
1 stop16h 31mDelta
Thu 12/188:00 amEZE - LAS
2 stops20h 33mDelta
Deal found 9/16$625
This Delta deal was found by Cheapflights users on 9/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:38 pmLAS - EZE
2 stops29h 37mDelta
Tue 12/1611:55 pmEZE - LAS
1 stop16h 15mDelta
Deal found 9/16$630
This Priceline deal was found by Cheapflights users on 9/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2812:20 amLAX - EZE
2 stops25h 30mAvianca
Wed 11/124:55 pmEZE - LAX
3 stops24h 35mAvianca
Deal found 9/16$630
This LATAM Airlines deal was found by Cheapflights users on 9/14. 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 12/210:30 pmSAN - AEP
2 stops36h 30mLATAM Airlines
Fri 12/512:40 pmAEP - SAN
2 stops28h 26mLATAM Airlines
Deal found 9/14$631
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/311:55 pmLAX - EZE
2 stops24h 55mAvianca
Wed 12/104:55 pmEZE - LAX
3 stops24h 35mAvianca
Deal found 9/17$642
This Cheapflightsfares deal was found by Cheapflights users on 9/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/411:20 pmLAX - EZE
2 stops25h 30mAvianca
Thu 12/47:35 amEZE - LAX
2 stops19h 25mAvianca
Deal found 9/16$647

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 September 17, 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

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Wed 12/3

7:25 am-10:15 am

1 stop21h 50m

Buenos Aires Ministro Pistarini

Tue 12/16

8:00 am-11:33 pm

2 stops20h 33m

$625

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Thu 12/4

12:30 pm-9:00 am

1 stop15h 30m

Buenos Aires Ministro Pistarini

Wed 12/17

8:55 pm-11:10 am

1 stop19h 15m

$625

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Tue 12/2

9:47 am-9:00 am

1 stop18h 13m

Buenos Aires Ministro Pistarini

Tue 12/16

8:00 am-11:33 pm

2 stops20h 33m

$625

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Thu 12/4

12:30 pm-9:00 am

1 stop15h 30m

Buenos Aires Ministro Pistarini

Thu 12/18

8:00 am-10:34 pm

2 stops19h 34m

$625

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Sun 12/7

11:38 pm-10:15 am

2 stops29h 37m

Buenos Aires Ministro Pistarini

Tue 12/16

11:55 pm-11:10 am

1 stop16h 15m

$630

San DiegoBuenos Aires

SAN - AEP

SANAEP

San Diego

Tue 12/2

10:30 pm-4:00 pm

2 stops36h 30m

Buenos Aires Jorge Newbery

Fri 12/5

10:35 am-12:06 pm

2 stops30h 31m

$631

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

Fri 11/14

2:30 pm-7:40 pm

1 stop24h 10m

Buenos Aires Jorge Newbery

Sun 11/16

6:20 pm-6:20 am

1 stop17h 00m

$634

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Fri 10/31

9:49 am-8:20 am

2 stops18h 31m

Buenos Aires Ministro Pistarini

Fri 11/7

10:25 pm-12:41 pm

2 stops19h 16m

$720

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

Mon 10/27

12:55 am-5:40 am

2 stops24h 45m

Buenos Aires Jorge Newbery

Wed 11/12

3:40 pm-6:15 am

1 stop19h 35m

$738

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

Fri 10/3

2:00 pm-12:00 pm

1 stop18h 00m

Buenos Aires Jorge Newbery

Sat 10/11

7:00 am-11:10 pm

2 stops20h 10m

$741

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

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, April is the cheapest month in which you can book a flight from California to Buenos Aires (average of $795). Flying from California to Buenos Aires in December is currently the most expensive (average of $1,260). 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 September 17, 2025.

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

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 21h 50m. Delta provides one of the quickest options available for as low as $625. Airlines will cover a distance of 6100 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 ($255), Avianca ($332), and Delta ($333).

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

    Most travelers choose Los Angeles - Buenos Aires Ministro Pistarini, Los Angeles - Buenos Aires Jorge Newbery or San Francisco - Buenos Aires Ministro Pistarini 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, April is the cheapest month in which you can book a flight from California to Buenos Aires (average of $795). Flying from California to Buenos Aires in December is currently the most expensive (average of $1,260). 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Copa AirlinesCheapest$557Average$975FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$573Average$1,296FlexibilityNo cancel feeOn-time71%
AviancaCheapest$643Average$926FlexibilityNo cancel feeOn-time71%
LATAM AirlinesCheapest$658Average$1,007FlexibilityNo cancel feeOn-time81%
DeltaCheapest$715Average$1,283FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$727Average$1,266FlexibilityNo cancel feeOn-time69%
AeromexicoCheapest$1,119Average$1,281FlexibilityNo cancel feeOn-timeN/A

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