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Cheap flights from California to Buenos Aires from $230

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Buenos Aires departing on 9/22. 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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Find the cheapest flights from California to Buenos Aires

Cheap round-trip flights

Avianca Logo
10:55 pm - 5:50 amLAX-EZE
25h 55m2 stops
Avianca Logo
7:35 am - 12:30 pmEZE-LAX
33h 55m3 stops
$604Avianca
Find Deal
Mon, Nov 3 - Mon, Nov 10
LATAM Airlines Logo
2:00 pm - 12:00 pmLAX-AEP
18h 00m1 stop
LATAM Airlines Logo
10:35 am - 6:25 amAEP-LAX
23h 50m1 stop
$612LATAM Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 5
Delta Logo
9:47 am - 9:00 amLAS-EZE
18h 13m1 stop
Delta Logo
8:00 am - 11:33 pmEZE-LAS
20h 33m2 stops
$625Delta
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Tue, Dec 2 - Tue, Dec 16
Delta Logo
11:38 pm - 10:15 amLAS-EZE
29h 37m2 stops
Delta Logo
11:55 pm - 11:10 amEZE-LAS
16h 15m1 stop
$630Delta
Find Deal
Sun, Dec 7 - Tue, Dec 16
Copa Airlines Logo
8:10 pm - 1:00 amSAN-EZE
23h 50m1 stop
Copa Airlines Logo
5:16 am - 5:03 pmEZE-SAN
16h 47m1 stop
$663Copa Airlines
Find Deal
Mon, Nov 3 - Wed, Nov 12
Multiple Airlines Logo
11:20 pm - 5:50 amLAX-EZE
25h 30m2 stops
Multiple Airlines Logo
7:43 pm - 6:15 amEZE-LAX
15h 32m1 stop
$675Multiple Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 10
Multiple Airlines Logo
2:30 pm - 6:43 pmLAX-EZE
23h 13m1 stop
Multiple Airlines Logo
4:55 pm - 11:35 amEZE-LAX
23h 40m2 stops
$681Multiple Airlines
Find Deal
Thu, Nov 27 - Mon, Dec 8
American Airlines Logo
7:00 am - 8:10 amLAS-EZE
20h 10m1 stop
American Airlines Logo
10:25 pm - 2:04 pmEZE-LAS
20h 39m1 stop
$685American Airlines
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Tue, Nov 11 - Fri, Nov 21
American Airlines Logo
8:00 am - 7:00 amLAS-EZE
18h 00m2 stops
American Airlines Logo
10:25 pm - 2:04 pmEZE-LAS
20h 39m1 stop
$690American Airlines
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Tue, Nov 11 - Fri, Nov 21
Copa Airlines Logo
8:10 pm - 10:31 pmSAN-EZE
21h 21m1 stop
Copa Airlines Logo
3:57 am - 5:03 pmEZE-SAN
18h 06m1 stop
$744Copa Airlines
Find Deal
Mon, Nov 17 - Sat, Nov 22

United Airlines flights from California to Buenos Aires

Our best United Airlines deals on California to Buenos Aires flight tickets
United Airlines
Nov 10
LAX7:30 pmLos Angeles
30h 50m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Nov 23
EZE10:05 pmBuenos Aires Ministro Pistarini
16h 04m
1 stop
LAX9:09 amLos Angeles
$687
Find similar
United Airlines
Oct 15
LAS6:06 amLas Vegas Harry Reid Intl
21h 54m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Oct 22
EZE9:00 pmBuenos Aires Ministro Pistarini
17h 54m
2 stops
LAS10:54 amLas Vegas Harry Reid Intl
$771
Find similar
United Airlines
Sep 28
LAX7:15 amLos Angeles
20h 45m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Nov 6
EZE11:55 pmBuenos Aires Ministro Pistarini
25h 27m
1 stop
LAX8:22 pmLos Angeles
$777
Find similar

Delta flights from California to Buenos Aires

Our best Delta deals on California to Buenos Aires flight tickets
Delta
Dec 2
LAS9:47 amLas Vegas Harry Reid Intl
18h 13m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Dec 16
EZE8:00 amBuenos Aires Ministro Pistarini
20h 33m
2 stops
LAS11:33 pmLas Vegas Harry Reid Intl
$625
Find similar
Delta
Dec 7
LAS11:38 pmLas Vegas Harry Reid Intl
29h 37m
2 stops
EZE10:15 amBuenos Aires Ministro Pistarini
Dec 16
EZE11:55 pmBuenos Aires Ministro Pistarini
16h 15m
1 stop
LAS11:10 amLas Vegas Harry Reid Intl
$630
Find similar
Delta
Dec 6
LAS6:00 amLas Vegas Harry Reid Intl
22h 00m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Dec 16
EZE11:55 pmBuenos Aires Ministro Pistarini
18h 46m
1 stop
LAS1:41 pmLas Vegas Harry Reid Intl
$758
Find similar

momondo 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, momondo users made 832,500 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

Fly to

Route

Depart

Return

Price

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Mon 11/3

10:55 pm-5:50 am

2 stops25h 55m

Buenos Aires Ministro Pistarini

Mon 11/10

7:35 am-12:30 pm

3 stops33h 55m

$604

Los AngelesBuenos Aires

LAX - AEP

LAXAEP

Los Angeles

Fri 10/3

2:00 pm-12:00 pm

1 stop18h 00m

Buenos Aires Jorge Newbery

Sun 10/5

10:35 am-6:25 am

1 stop23h 50m

$612

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

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 - EZE

SANEZE

San Diego

Mon 11/3

8:10 pm-1:00 am

1 stop23h 50m

Buenos Aires Ministro Pistarini

Wed 11/12

5:16 am-5:03 pm

1 stop16h 47m

$663

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Mon 11/3

11:20 pm-5:50 am

2 stops25h 30m

Buenos Aires Ministro Pistarini

Mon 11/10

7:43 pm-6:15 am

1 stop15h 32m

$675

Los AngelesBuenos Aires

LAX - EZE

LAXEZE

Los Angeles

Thu 11/27

2:30 pm-6:43 pm

1 stop23h 13m

Buenos Aires Ministro Pistarini

Mon 12/8

4:55 pm-11:35 am

2 stops23h 40m

$681

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Tue 11/11

7:00 am-8:10 am

1 stop20h 10m

Buenos Aires Ministro Pistarini

Fri 11/21

10:25 pm-2:04 pm

1 stop20h 39m

$685

Las VegasBuenos Aires

LAS - EZE

LASEZE

Las Vegas Harry Reid Intl

Tue 11/11

8:00 am-7:00 am

2 stops18h 00m

Buenos Aires Ministro Pistarini

Fri 11/21

10:25 pm-2:04 pm

1 stop20h 39m

$690

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Mon 11/17

8:10 pm-10:31 pm

1 stop21h 21m

Buenos Aires Ministro Pistarini

Sat 11/22

3:57 am-5:03 pm

1 stop18h 06m

$744

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from California to Buenos Aires

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 Buenos Aires?

The cheapest month to fly to Buenos Aires from California is in September. Flight prices, which tend to average around $837, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from California during August instead. Flights to Buenos Aires in August, while not as cheap as those in September, still average around $845.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from California is on a Monday. momondo users have found tickets for Monday departures for as low as $855. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Saturday is $1,005.

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

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from California to Buenos Aires during this time can be as low as $918. Try not to purchase tickets in the morning because they tend to be around $963. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $976 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from California for as low as $873 on momondo.

Can stopping save me money on California to Buenos Aires flights?

You could potentially save up to 24% on your flight if you consider stops on a California to Buenos Aires flight.

Cheap California to Buenos Aires flight deals and tips

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

Direct flights

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

    Prices for flights from California to Buenos Aires are updated daily.

  • How many operators does momondo search for flights from California to Buenos Aires?

  • How old do you have to be to fly from California to Buenos Aires?

    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 California to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The travel and health documents you'll need for your trip to Buenos Aires may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buenos Aires. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from California to Buenos Aires

Compare and see reviews for airlines that fly from California to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $557Free CancellationRating
7.6
1,533 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $573Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
AviancaPriceFrom $643Free CancellationRating
6.7
2,436 reviews
Search Avianca flights
LATAM AirlinesPriceFrom $658Free CancellationRating
7.5
1,849 reviews
Search LATAM Airlines flights
DeltaPriceFrom $715Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $727Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
AeromexicoPriceFrom $1,119Free CancellationRating
7.4
1,696 reviews
Search Aeromexico flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Buenos Aires. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Buenos Aires from California on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from California to Buenos Aires?

momondo provides multiple filters to help you find the best flight to Buenos Aires from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes. momondo can track prices for California to Buenos Aires flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport