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Cheap flights from San Jose, California to Buenos Aires from $442

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 6/16. 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, California to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:03 pm - 11:30 am
SJC
-
EZE
34h 27m
2 stops
Multiple Airlines Logo
12:15 pm - 8:08 pm
EZE
-
SJC
35h 53m
2 stops
$964Multiple Airlines
Wed, Sep 16 - Sat, Sep 26
Multiple Airlines Logo
9:03 pm - 2:50 pm
SJC
-
AEP
37h 47m
2 stops
Multiple Airlines Logo
3:45 pm - 8:08 pm
AEP
-
SJC
32h 23m
2 stops
$1,037Multiple Airlines
Wed, Sep 16 - Sat, Sep 26
Multiple Airlines Logo
11:27 am - 12:05 am
SJC
-
EZE
32h 38m
3 stops
Multiple Airlines Logo
11:00 am - 3:30 pm
EZE
-
SJC
32h 30m
3 stops
$1,262Multiple Airlines
Tue, Jun 30 - Tue, Jul 7
Multiple Airlines Logo
11:27 am - 1:20 am
SJC
-
EZE
33h 53m
3 stops
Multiple Airlines Logo
7:10 am - 9:47 am
EZE
-
SJC
30h 37m
3 stops
$1,328Multiple Airlines
Tue, Jun 23 - Tue, Jun 30
Multiple Airlines Logo
11:27 am - 6:30 pm
SJC
-
AEP
27h 03m
3 stops
Multiple Airlines Logo
7:00 am - 9:47 am
AEP
-
SJC
30h 47m
3 stops
$1,341Multiple Airlines
Mon, Jun 1 - Wed, Jun 10
LATAM Airlines Logo
12:45 pm - 9:45 am
SJC
-
EZE
17h 00m
1 stop
LATAM Airlines Logo
8:10 pm - 6:37 pm
EZE
-
SJC
26h 27m
1 stop
$1,437LATAM Airlines
Wed, Sep 16 - Sat, Sep 26
LATAM Airlines Logo
7:15 am - 8:30 am
SJC
-
AEP
21h 15m
2 stops
LATAM Airlines Logo
8:05 pm - 6:52 pm
AEP
-
SJC
26h 47m
2 stops
$1,437LATAM Airlines
Thu, Oct 1 - Sat, Oct 17
LATAM Airlines Logo
11:30 am - 7:40 pm
SJC
-
AEP
28h 10m
2 stops
LATAM Airlines Logo
9:00 pm - 10:57 am
AEP
-
SJC
41h 57m
3 stops
$1,475LATAM Airlines
Thu, Oct 1 - Sat, Oct 17
Delta Logo
7:15 am - 7:40 am
SJC
-
AEP
20h 25m
2 stops
Delta Logo
8:05 pm - 11:33 am
AEP
-
SJC
19h 28m
2 stops
$1,477Delta
Tue, Sep 8 - Thu, Sep 17
Delta Logo
6:12 pm - 4:00 pm
SJC
-
AEP
17h 48m
2 stops
Delta Logo
8:05 pm - 3:46 pm
AEP
-
SJC
23h 41m
2 stops
$1,619Delta
Sun, Jun 21 - Thu, Jul 9

LATAM Airlines flights from San Jose, California to Buenos Aires

Our best LATAM Airlines deals on San Jose, California to Buenos Aires flight tickets
LATAM Airlines
Sep 16
SJC12:45 pmSan Jose
17h 00m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Sep 26
EZE8:10 pmBuenos Aires Ministro Pistarini
26h 27m
1 stop
SJC6:37 pmSan Jose
$1,437
LATAM Airlines
Oct 1
SJC11:30 amSan Jose
28h 10m
2 stops
AEP7:40 pmBuenos Aires Jorge Newbery
Oct 17
AEP9:00 pmBuenos Aires Jorge Newbery
41h 57m
3 stops
SJC10:57 amSan Jose
$1,475
LATAM Airlines
Sep 8
SJC12:45 pmSan Jose
17h 00m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Sep 17
EZE4:45 pmBuenos Aires Ministro Pistarini
29h 52m
2 stops
SJC6:37 pmSan Jose
$1,477

United Airlines flights from San Jose, California to Buenos Aires

Our best United Airlines deals on San Jose, California to Buenos Aires flight tickets
United Airlines
Aug 3
SJC6:37 pmSan Jose
33h 23m
2 stops
EZE8:00 amBuenos Aires Ministro Pistarini
Aug 11
EZE9:00 pmBuenos Aires Ministro Pistarini
27h 57m
2 stops
SJC8:57 pmSan Jose
$1,581
United Airlines
Jul 1
SJC1:10 pmSan Jose
14h 50m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 14
EZE9:00 pmBuenos Aires Ministro Pistarini
20h 24m
2 stops
SJC1:24 pmSan Jose
$1,593
United Airlines
Jun 25
SJC1:10 pmSan Jose
14h 50m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
Jul 9
EZE9:00 pmBuenos Aires Ministro Pistarini
19h 03m
1 stop
SJC12:03 pmSan Jose
$1,602

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, 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 May 22, 2026.
Use the filters below to find and compare flights from San Jose, California to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Wed 9/16

9:03 pm-11:30 am

2 stops34h 27m

Buenos Aires Ministro Pistarini

Sat 9/26

12:15 pm-8:08 pm

2 stops35h 53m

$964

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Wed 9/16

9:03 pm-2:50 pm

2 stops37h 47m

Buenos Aires Jorge Newbery

Sat 9/26

3:45 pm-8:08 pm

2 stops32h 23m

$1,037

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Tue 6/30

11:27 am-12:05 am

3 stops32h 38m

Buenos Aires Ministro Pistarini

Tue 7/7

11:00 am-3:30 pm

3 stops32h 30m

$1,262

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Tue 6/23

11:27 am-1:20 am

3 stops33h 53m

Buenos Aires Ministro Pistarini

Tue 6/30

7:10 am-9:47 am

3 stops30h 37m

$1,328

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Mon 6/1

11:27 am-6:30 pm

3 stops27h 03m

Buenos Aires Jorge Newbery

Wed 6/10

7:00 am-9:47 am

3 stops30h 47m

$1,341

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Wed 9/16

12:45 pm-9:45 am

1 stop17h 00m

Buenos Aires Ministro Pistarini

Sat 9/26

8:10 pm-6:37 pm

1 stop26h 27m

$1,437

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Thu 10/1

7:15 am-8:30 am

2 stops21h 15m

Buenos Aires Jorge Newbery

Sat 10/17

8:05 pm-6:52 pm

2 stops26h 47m

$1,437

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Thu 10/1

11:30 am-7:40 pm

2 stops28h 10m

Buenos Aires Jorge Newbery

Sat 10/17

9:00 pm-10:57 am

3 stops41h 57m

$1,475
Quickest round-trip

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Tue 9/8

7:15 am-7:40 am

2 stops20h 25m

Buenos Aires Jorge Newbery

Thu 9/17

8:05 pm-11:33 am

2 stops19h 28m

$1,477

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Sun 6/21

6:12 pm-4:00 pm

2 stops17h 48m

Buenos Aires Jorge Newbery

Thu 7/9

8:05 pm-3:46 pm

2 stops23h 41m

$1,619

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 San Jose, 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

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

You could potentially save up to 22% on your flight if you consider stops on a San Jose, California to Buenos Aires flight.

When to book flights from San Jose, California to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to Buenos Aires 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 (SJC to BUE) flight deals and tips

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

Fastest flight time

17h 00m

Direct flights

None
The fastest flight from San Jose, California to Buenos Aires takes 17h 00m
There are no direct flights from San Jose, California to Buenos Aires. There are no popular flight routes from San Jose, California to Buenos Aires.
Search flight deals

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

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

    A flight from San Jose to Buenos Aires will travel around 6422.4 mi. 17h 00m is a normal flight duration for this route.

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

    Prices for flights from San Jose Airport to Buenos Aires are updated daily.

  • How old do you have to be to fly from San Jose Airport 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 San Jose Airport to Buenos Aires.

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

    The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Jose to Buenos Aires for you.

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 for San Jose to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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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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