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Cheap flights from San Jose to Buenos Aires from $387

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 to Buenos Aires departing on 9/23. 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 San Jose to Buenos Aires (SJC-AEP)

Cheap round-trip flights

LATAM Airlines Logo
12:35 pm - 2:00 pmSJC-AEP
20h 25m2 stops
LATAM Airlines Logo
3:40 pm - 11:12 amAEP-SJC
24h 32m2 stops
$1,255LATAM Airlines
Find Deal
Tue, Dec 2 - Sat, Dec 20
LATAM Airlines Logo
10:30 pm - 4:05 pmSJC-AEP
37h 35m2 stops
LATAM Airlines Logo
11:45 am - 11:17 amAEP-SJC
27h 32m2 stops
$1,265LATAM Airlines
Find Deal
Tue, Sep 16 - Fri, Sep 19
LATAM Airlines Logo
10:20 pm - 9:30 pmSJC-AEP
42h 10m2 stops
LATAM Airlines Logo
8:25 pm - 12:56 pmAEP-SJC
21h 31m2 stops
$1,284LATAM Airlines
Find Deal
Mon, Dec 8 - Thu, Dec 11
LATAM Airlines Logo
12:27 pm - 4:00 pmSJC-AEP
22h 33m2 stops
LATAM Airlines Logo
3:40 pm - 12:56 pmAEP-SJC
26h 16m2 stops
$1,305LATAM Airlines
Find Deal
Mon, Nov 3 - Mon, Nov 24
LATAM Airlines Logo
12:30 pm - 6:35 pmSJC-AEP
26h 05m2 stops
LATAM Airlines Logo
2:55 pm - 11:10 amAEP-SJC
24h 15m2 stops
$1,335LATAM Airlines
Find Deal
Sun, Aug 31 - Fri, Sep 5
Logo
1:05 pm - 5:40 amSJC-AEP
36h 35m2 stops
Logo
7:00 am - 12:01 pmAEP-SJC
33h 01m2 stops
$1,366
Find Deal
Mon, Sep 8 - Wed, Sep 24
LATAM Airlines Logo
6:30 am - 5:00 pmSJC-AEP
30h 30m2 stops
LATAM Airlines Logo
10:35 am - 10:11 amAEP-SJC
27h 36m2 stops
$1,375LATAM Airlines
Find Deal
Thu, Sep 4 - Mon, Sep 8
LATAM Airlines Logo
12:30 pm - 2:00 pmSJC-AEP
21h 30m2 stops
LATAM Airlines Logo
5:05 pm - 1:00 pmAEP-SJC
23h 55m2 stops
$1,385LATAM Airlines
Find Deal
Mon, Sep 1 - Sat, Sep 6
LATAM Airlines Logo
6:25 am - 2:00 pmSJC-AEP
27h 35m2 stops
LATAM Airlines Logo
3:40 pm - 11:17 amAEP-SJC
23h 37m2 stops
$1,386LATAM Airlines
Find Deal
Tue, Oct 14 - Thu, Oct 23
LATAM Airlines Logo
7:00 am - 11:40 amSJC-AEP
23h 40m3 stops
LATAM Airlines Logo
3:40 pm - 11:12 amAEP-SJC
24h 32m2 stops
$1,408LATAM Airlines
Find Deal
Tue, Dec 2 - Sat, Dec 20

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

Our best LATAM Airlines deals on San Jose to Buenos Aires Jorge Newbery Airport flight tickets
LATAM Airlines
Dec 2
SJC12:35 pmSan Jose
20h 25m
2 stops
AEP2:00 pmBuenos Aires Jorge Newbery
Dec 20
AEP3:40 pmBuenos Aires Jorge Newbery
24h 32m
2 stops
SJC11:12 amSan Jose
$1,255
Find similar
LATAM Airlines
Sep 16
SJC10:30 pmSan Jose
37h 35m
2 stops
AEP4:05 pmBuenos Aires Jorge Newbery
Sep 19
AEP11:45 amBuenos Aires Jorge Newbery
27h 32m
2 stops
SJC11:17 amSan Jose
$1,265
Find similar
LATAM Airlines
Dec 8
SJC10:20 pmSan Jose
42h 10m
2 stops
AEP9:30 pmBuenos Aires Jorge Newbery
Dec 11
AEP8:25 pmBuenos Aires Jorge Newbery
21h 31m
2 stops
SJC12:56 pmSan Jose
$1,284
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Jose 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 4, 2025.
Use the filters below to find and compare flights from San Jose 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

Tue 12/2

12:35 pm-2:00 pm

2 stops20h 25m

Buenos Aires Jorge Newbery

Sat 12/20

3:40 pm-11:12 am

2 stops24h 32m

$1,255

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Tue 9/16

10:30 pm-4:05 pm

2 stops37h 35m

Buenos Aires Jorge Newbery

Fri 9/19

11:45 am-11:17 am

2 stops27h 32m

$1,265

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Mon 12/8

10:20 pm-9:30 pm

2 stops42h 10m

Buenos Aires Jorge Newbery

Thu 12/11

8:25 pm-12:56 pm

2 stops21h 31m

$1,284

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Mon 11/3

12:27 pm-4:00 pm

2 stops22h 33m

Buenos Aires Jorge Newbery

Mon 11/24

3:40 pm-12:56 pm

2 stops26h 16m

$1,305

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Sun 8/31

12:30 pm-6:35 pm

2 stops26h 05m

Buenos Aires Jorge Newbery

Fri 9/5

2:55 pm-11:10 am

2 stops24h 15m

$1,335

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Mon 9/8

1:05 pm-5:40 am

2 stops36h 35m

Buenos Aires Jorge Newbery

Wed 9/24

7:00 am-12:01 pm

2 stops33h 01m

$1,366

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Thu 9/4

6:30 am-5:00 pm

2 stops30h 30m

Buenos Aires Jorge Newbery

Mon 9/8

10:35 am-10:11 am

2 stops27h 36m

$1,375

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Mon 9/1

12:30 pm-2:00 pm

2 stops21h 30m

Buenos Aires Jorge Newbery

Sat 9/6

5:05 pm-1:00 pm

2 stops23h 55m

$1,385

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Tue 10/14

6:25 am-2:00 pm

2 stops27h 35m

Buenos Aires Jorge Newbery

Thu 10/23

3:40 pm-11:17 am

2 stops23h 37m

$1,386

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Tue 12/2

7:00 am-11:40 am

3 stops23h 40m

Buenos Aires Jorge Newbery

Sat 12/20

3:40 pm-11:12 am

2 stops24h 32m

$1,408

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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How to get the cheapest flight ticket from San Jose 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 to Buenos Aires Jorge Newbery Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose 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 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 to Buenos Aires Jorge Newbery Airport

Best Price Found

$387

Fastest flight time

17h 30m

Direct flights

None
The best one-way flight to Buenos Aires Jorge Newbery Airport from San Jose in the past 72 hours is $387. The best round-trip flight deal from San Jose to Buenos Aires Jorge Newbery Airport found on momondo in the last 72 hours is $1,255.
The fastest flight from San Jose to Buenos Aires Jorge Newbery Airport takes 17h 30m
There are no direct flights from San Jose to Buenos Aires Jorge Newbery Airport. Popular non-direct route for this connection is San Jose Airport - 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 18h 25m, 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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