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Cheap flights from San Jose, California to Buenos Aires from $668

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 2/26. 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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0 bags

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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
12:23 pm - 4:40 am
SJC
-
AEP
36h 17m
2 stops
Multiple Airlines Logo
3:45 pm - 6:02 pm
AEP
-
SJC
54h 17m
3 stops
$1,188Multiple Airlines
Fri, May 1 - Sat, May 9
Multiple Airlines Logo
5:21 pm - 4:40 am
SJC
-
AEP
31h 19m
2 stops
Multiple Airlines Logo
3:45 pm - 6:02 pm
AEP
-
SJC
54h 17m
3 stops
$1,199Multiple Airlines
Fri, May 1 - Sat, May 9
Multiple Airlines Logo
5:28 pm - 5:40 am
SJC
-
AEP
32h 12m
3 stops
Multiple Airlines Logo
8:05 pm - 9:50 am
AEP
-
SJC
41h 45m
3 stops
$1,284Multiple Airlines
Tue, Mar 10 - Tue, Mar 24
Multiple Airlines Logo
5:28 pm - 5:40 am
SJC
-
AEP
32h 12m
3 stops
Multiple Airlines Logo
7:00 am - 9:50 am
AEP
-
SJC
30h 50m
3 stops
$1,383Multiple Airlines
Tue, Mar 10 - Tue, Mar 17
LATAM Airlines Logo
7:00 am - 11:45 am
SJC
-
AEP
24h 45m
3 stops
LATAM Airlines Logo
5:00 pm - 12:52 pm
AEP
-
SJC
23h 52m
2 stops
$1,419LATAM Airlines
Tue, Mar 10 - Tue, Mar 17
LATAM Airlines Logo
7:00 am - 11:45 am
SJC
-
AEP
24h 45m
3 stops
LATAM Airlines Logo
5:15 pm - 12:08 pm
AEP
-
SJC
22h 53m
2 stops
$1,427LATAM Airlines
Sun, Mar 8 - Thu, Mar 12
LATAM Airlines Logo
7:00 am - 11:45 am
SJC
-
AEP
24h 45m
3 stops
LATAM Airlines Logo
12:40 pm - 12:52 pm
AEP
-
SJC
28h 12m
3 stops
$1,457LATAM Airlines
Wed, Mar 11 - Wed, Mar 18
LATAM Airlines Logo
1:25 pm - 2:50 pm
SJC
-
AEP
21h 25m
2 stops
LATAM Airlines Logo
9:05 pm - 10:37 pm
AEP
-
SJC
29h 32m
3 stops
$1,482LATAM Airlines
Fri, Apr 3 - Sun, Apr 12
LATAM Airlines Logo
12:45 pm - 4:00 pm
SJC
-
AEP
23h 15m
2 stops
LATAM Airlines Logo
8:05 pm - 6:49 pm
AEP
-
SJC
26h 44m
2 stops
$1,532LATAM Airlines
Wed, Jul 1 - Tue, Jul 14
LATAM Airlines Logo
9:15 am - 12:00 pm
SJC
-
AEP
22h 45m
2 stops
LATAM Airlines Logo
8:05 pm - 12:52 pm
AEP
-
SJC
20h 47m
2 stops
$1,625LATAM Airlines
Sat, Apr 4 - Fri, Apr 10

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
Mar 10
SJC7:00 amSan Jose
24h 45m
3 stops
AEP11:45 amBuenos Aires Jorge Newbery
Mar 17
AEP5:00 pmBuenos Aires Jorge Newbery
23h 52m
2 stops
SJC12:52 pmSan Jose
$1,419
LATAM Airlines
Mar 8
SJC7:00 amSan Jose
24h 45m
3 stops
AEP11:45 amBuenos Aires Jorge Newbery
Mar 12
AEP5:15 pmBuenos Aires Jorge Newbery
22h 53m
2 stops
SJC12:08 pmSan Jose
$1,427
LATAM Airlines
Feb 24
SJC9:15 amSan Jose
20h 15m
2 stops
AEP10:30 amBuenos Aires Jorge Newbery
Mar 5
AEP8:05 pmBuenos Aires Jorge Newbery
21h 47m
2 stops
SJC12:52 pmSan Jose
$1,457

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 February 10, 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

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Fri 5/1

12:23 pm-4:40 am

2 stops36h 17m

Buenos Aires Jorge Newbery

Sat 5/9

3:45 pm-6:02 pm

3 stops54h 17m

$1,188

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Fri 5/1

5:21 pm-4:40 am

2 stops31h 19m

Buenos Aires Jorge Newbery

Sat 5/9

3:45 pm-6:02 pm

3 stops54h 17m

$1,199

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Tue 3/10

5:28 pm-5:40 am

3 stops32h 12m

Buenos Aires Jorge Newbery

Tue 3/24

8:05 pm-9:50 am

3 stops41h 45m

$1,284

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Tue 3/10

5:28 pm-5:40 am

3 stops32h 12m

Buenos Aires Jorge Newbery

Tue 3/17

7:00 am-9:50 am

3 stops30h 50m

$1,383

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Tue 3/10

7:00 am-11:45 am

3 stops24h 45m

Buenos Aires Jorge Newbery

Tue 3/17

5:00 pm-12:52 pm

2 stops23h 52m

$1,419

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Sun 3/8

7:00 am-11:45 am

3 stops24h 45m

Buenos Aires Jorge Newbery

Thu 3/12

5:15 pm-12:08 pm

2 stops22h 53m

$1,427

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Wed 3/11

7:00 am-11:45 am

3 stops24h 45m

Buenos Aires Jorge Newbery

Wed 3/18

12:40 pm-12:52 pm

3 stops28h 12m

$1,457

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Fri 4/3

1:25 pm-2:50 pm

2 stops21h 25m

Buenos Aires Jorge Newbery

Sun 4/12

9:05 pm-10:37 pm

3 stops29h 32m

$1,482

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Wed 7/1

12:45 pm-4:00 pm

2 stops23h 15m

Buenos Aires Jorge Newbery

Tue 7/14

8:05 pm-6:49 pm

2 stops26h 44m

$1,532

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Sat 4/4

9:15 am-12:00 pm

2 stops22h 45m

Buenos Aires Jorge Newbery

Fri 4/10

8:05 pm-12:52 pm

2 stops20h 47m

$1,625

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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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

20h 10m

Direct flights

None
The fastest flight from San Jose, California to Buenos Aires Jorge Newbery Airport takes 20h 10m
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

  • 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 20h 10m, 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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