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Cheap flights from San Jose, California to Buenos Aires from $409

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Buenos Aires departing on 12/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from San Jose, California to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:21 pm - 5:40 amSJC  San Jose-AEP Buenos Aires Jorge Newbery
32h 19m3 stops Guadalajara Miguel Hidal Monterrey Gen Mariano Escobedo Bogotá El Dorado
Multiple Airlines Logo
5:30 am - 9:47 amAEP  Buenos Aires Jorge Newbery-SJC San Jose
32h 17m3 stops Lima J Chavez Intl Panama City Tocumen Intl Guadalajara Miguel Hidal
$1,364Multiple Airlines
Sun, Sep 20 - Sun, Sep 27
Multiple Airlines Logo
12:23 pm - 4:20 amSJC  San Jose-AEP Buenos Aires Jorge Newbery
35h 57m3 stops Guadalajara Miguel Hidal Mexico City Benito Juarez Lima J Chavez Intl
Multiple Airlines Logo
9:35 am - 2:36 pmAEP  Buenos Aires Jorge Newbery-SJC San Jose
34h 01m3 stops Lima J Chavez Intl Mexico City Benito Juarez Guadalajara Miguel Hidal
$1,389Multiple Airlines
Thu, Oct 29 - Fri, Nov 6
Multiple Airlines Logo
5:21 pm - 5:40 amSJC  San Jose-AEP Buenos Aires Jorge Newbery
32h 19m3 stops Guadalajara Miguel Hidal Monterrey Gen Mariano Escobedo Bogotá El Dorado
Multiple Airlines Logo
5:35 pm - 3:30 pmAEP  Buenos Aires Jorge Newbery-SJC San Jose
25h 55m3 stops Lima J Chavez Intl Mexico City Benito Juarez Guadalajara Miguel Hidal
$1,411Multiple Airlines
Sun, Sep 20 - Sun, Sep 27
Multiple Airlines Logo
11:27 am - 6:30 pmSJC  San Jose-AEP Buenos Aires Jorge Newbery
27h 03m3 stops Guadalajara Miguel Hidal Mexico City Benito Juarez Lima J Chavez Intl
Multiple Airlines Logo
7:00 am - 2:14 pmAEP  Buenos Aires Jorge Newbery-SJC San Jose
35h 14m3 stops Bogotá El Dorado Mexico City Benito Juarez Los Angeles
$1,424Multiple Airlines
Mon, Sep 21 - Mon, Sep 28
LATAM Airlines Logo
3:45 pm - 4:00 pmSJC  San Jose-AEP Buenos Aires Jorge Newbery
19h 15m2 stops Los Angeles Lima J Chavez Intl
LATAM Airlines Logo
2:55 pm - 11:56 amAEP  Buenos Aires Jorge Newbery-SJC San Jose
26h 01m2 stops Rio de Janeiro–Galeão Intl Atlanta Hartsfield-Jackson
$1,438LATAM Airlines
Wed, Jan 6 - Sat, Jan 23
Delta Logo
9:05 am - 6:40 pmSJC  San Jose-AEP Buenos Aires Jorge Newbery
28h 35m2 stops Los Angeles Lima J Chavez Intl
Delta Logo
5:35 pm - 9:47 pmAEP  Buenos Aires Jorge Newbery-SJC San Jose
33h 12m2 stops Lima J Chavez Intl Los Angeles
$1,488Delta
Fri, Dec 25 - Tue, Jan 19
LATAM Airlines Logo
10:40 pm - 4:00 pmSJC  San Jose-AEP Buenos Aires Jorge Newbery
36h 20m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
LATAM Airlines Logo
8:40 am - 10:42 amAEP  Buenos Aires Jorge Newbery-SJC San Jose
31h 02m2 stops Lima J Chavez Intl Los Angeles
$1,512LATAM Airlines
Sun, Nov 8 - Tue, Dec 1
Multiple Airlines Logo
11:27 am - 4:00 pmSJC  San Jose-AEP Buenos Aires Jorge Newbery
24h 33m3 stops Guadalajara Miguel Hidal Mexico City Benito Juarez Lima J Chavez Intl
Multiple Airlines Logo
5:35 pm - 3:30 pmAEP  Buenos Aires Jorge Newbery-SJC San Jose
25h 55m3 stops Lima J Chavez Intl Mexico City Benito Juarez Guadalajara Miguel Hidal
$1,522Multiple Airlines
Sat, Sep 5 - Sat, Sep 12
LATAM Airlines Logo
7:00 am - 7:40 pmSJC  San Jose-AEP Buenos Aires Jorge Newbery
31h 40m2 stops Los Angeles Santiago Arturo Merino Benitez
LATAM Airlines Logo
10:30 pm - 10:42 amAEP  Buenos Aires Jorge Newbery-SJC San Jose
41h 12m2 stops Santiago Arturo Merino Benitez Los Angeles
$1,536LATAM Airlines
Tue, Nov 17 - Sun, Nov 29
Delta Logo
7:00 am - 7:40 amSJC  San Jose-AEP Buenos Aires Jorge Newbery
19h 40m2 stops Los Angeles Lima J Chavez Intl
Delta Logo
5:35 pm - 11:56 amAEP  Buenos Aires Jorge Newbery-SJC San Jose
23h 21m2 stops Lima J Chavez Intl Atlanta Hartsfield-Jackson
$1,548Delta
Fri, Dec 25 - Fri, Jan 22

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LATAM Airlines flights from San Jose, California to Buenos Aires Jorge Newbery Airport

Our best LATAM Airlines deals on San Jose, California to Buenos Aires Jorge Newbery Airport flight tickets
LATAM Airlines
Jan 6
SJC3:45 pmSan Jose
19h 15m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Jan 23
AEP2:55 pmBuenos Aires Jorge Newbery
26h 01m
2 stops
SJC11:56 amSan Jose
$1,438
LATAM Airlines
Nov 8
SJC10:40 pmSan Jose
36h 20m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Dec 1
AEP8:40 amBuenos Aires Jorge Newbery
31h 02m
2 stops
SJC10:42 amSan Jose
$1,512
LATAM Airlines
Nov 17
SJC7:00 amSan Jose
31h 40m
2 stops
AEP7:40 pmBuenos Aires Jorge Newbery
Nov 29
AEP10:30 pmBuenos Aires Jorge Newbery
41h 12m
2 stops
SJC10:42 amSan Jose
$1,536

Delta flights from San Jose, California to Buenos Aires Jorge Newbery Airport

Our best Delta deals on San Jose, California to Buenos Aires Jorge Newbery Airport flight tickets
Delta
Dec 25
SJC9:05 amSan Jose
28h 35m
2 stops
AEP6:40 pmBuenos Aires Jorge Newbery
Jan 19
AEP5:35 pmBuenos Aires Jorge Newbery
33h 12m
2 stops
SJC9:47 pmSan Jose
$1,488
Delta
Dec 25
SJC7:00 amSan Jose
19h 40m
2 stops
AEP7:40 amBuenos Aires Jorge Newbery
Jan 22
AEP5:35 pmBuenos Aires Jorge Newbery
23h 21m
2 stops
SJC11:56 amSan Jose
$1,548
Delta
Dec 6
SJC10:30 pmSan Jose
28h 10m
2 stops
AEP7:40 amBuenos Aires Jorge Newbery
Dec 30
AEP8:05 pmBuenos Aires Jorge Newbery
30h 42m
2 stops
SJC9:47 pmSan Jose
$1,553

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California to Buenos Aires Jorge Newbery Airport 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 August 9, 2026.
Use the filters below to find and compare flights from San Jose, California to Buenos Aires Jorge Newbery Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Sun 9/20

5:21 pm-5:40 am

3 stops32h 19m

Buenos Aires Jorge Newbery

Sun 9/27

5:30 am-9:47 am

3 stops32h 17m

$1,364

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Thu 10/29

12:23 pm-4:20 am

3 stops35h 57m

Buenos Aires Jorge Newbery

Fri 11/6

9:35 am-2:36 pm

3 stops34h 01m

$1,389

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Sun 9/20

5:21 pm-5:40 am

3 stops32h 19m

Buenos Aires Jorge Newbery

Sun 9/27

5:35 pm-3:30 pm

3 stops25h 55m

$1,411

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Mon 9/21

11:27 am-6:30 pm

3 stops27h 03m

Buenos Aires Jorge Newbery

Mon 9/28

7:00 am-2:14 pm

3 stops35h 14m

$1,424

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Wed 1/6

3:45 pm-4:00 pm

2 stops19h 15m

Buenos Aires Jorge Newbery

Sat 1/23

2:55 pm-11:56 am

2 stops26h 01m

$1,438

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Fri 12/25

9:05 am-6:40 pm

2 stops28h 35m

Buenos Aires Jorge Newbery

Tue 1/19

5:35 pm-9:47 pm

2 stops33h 12m

$1,488

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Sun 11/8

10:40 pm-4:00 pm

2 stops36h 20m

Buenos Aires Jorge Newbery

Tue 12/1

8:40 am-10:42 am

2 stops31h 02m

$1,512

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Sat 9/5

11:27 am-4:00 pm

3 stops24h 33m

Buenos Aires Jorge Newbery

Sat 9/12

5:35 pm-3:30 pm

3 stops25h 55m

$1,522

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Tue 11/17

7:00 am-7:40 pm

2 stops31h 40m

Buenos Aires Jorge Newbery

Sun 11/29

10:30 pm-10:42 am

2 stops41h 12m

$1,536
Quickest round-trip

San JoseBuenos Aires

SJC San Jose - AEP Buenos Aires Jorge Newbery

SJCAEP

San Jose

Fri 12/25

7:00 am-7:40 am

2 stops19h 40m

Buenos Aires Jorge Newbery

Fri 1/22

5:35 pm-11:56 am

2 stops23h 21m

$1,548

Flights are sorted by cheapest round-trip flights first.

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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from San Jose, California to Buenos Aires Jorge Newbery Airport

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 airline that flies from San Jose to Buenos Aires Jorge Newbery?

LATAM Airlines is the most popular carrier operating from San Jose to Buenos Aires Jorge Newbery

When to book flights from San Jose, California to Buenos Aires Jorge Newbery Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to Buenos Aires Jorge Newbery Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Jose, California to Buenos Aires Jorge Newbery Airport (SJC to AEP) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to Buenos Aires Jorge Newbery Airport

Fastest flight time

19h 15m

Direct flights

None
The fastest flight from San Jose, California to Buenos Aires Jorge Newbery Airport takes 19h 15m
There are no direct flights from San Jose, California to Buenos Aires Jorge Newbery Airport. There are no popular flight routes from San Jose, California to Buenos Aires Jorge Newbery Airport.
Search flight deals

Frequently asked questions about flying from San Jose, California to Buenos Aires Jorge Newbery Airport

  • How far is San Jose to Buenos Aires Jorge Newbery by plane?

    There are 6418.2 mi between San Jose and Buenos Aires Jorge Newbery. Flights usually cover this in 19h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from San Jose Airport to Buenos Aires Jorge Newbery Airport?

    Prices for flights from San Jose Airport to Buenos Aires Jorge Newbery Airport were last updated today.

  • How old do you have to be to fly from San Jose Airport to Buenos Aires Jorge Newbery Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Jose Airport to Buenos Aires Jorge Newbery Airport.

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

    The required travel and health documents for your Buenos Aires Jorge Newbery Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Buenos Aires Jorge Newbery Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

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

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buenos Aires from San Jose.

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

Yes. momondo can track prices for San Jose 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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