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Cheap flights from San Jose, California to Buenos Aires from $648

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 11/21. 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.
LATAM Airlines Logo
7:00 am - 6:05 amSJC-EZE
18h 05m2 stops
LATAM Airlines Logo
7:43 pm - 1:19 pmEZE-SJC
22h 36m2 stops
$866LATAM Airlines
Find Deal
Mon, Nov 17 - Mon, Nov 24
LATAM Airlines Logo
7:00 am - 11:45 amSJC-AEP
23h 45m2 stops
LATAM Airlines Logo
3:40 pm - 1:19 pmAEP-SJC
26h 39m2 stops
$866LATAM Airlines
Find Deal
Mon, Nov 17 - Mon, Nov 24
United Airlines Logo
1:16 pm - 9:20 amSJC-EZE
15h 04m1 stop
United Airlines Logo
10:05 pm - 8:53 pmEZE-SJC
27h 48m2 stops
$870United Airlines
Find Deal
Mon, Nov 17 - Mon, Nov 24
United Airlines Logo
1:16 pm - 7:20 amSJC-EZE
37h 04m1 stop
United Airlines Logo
11:55 pm - 12:18 pmEZE-SJC
17h 23m1 stop
$877United Airlines
Find Deal
Mon, Nov 17 - Mon, Nov 24
LATAM Airlines Logo
7:00 am - 6:20 amSJC-EZE
18h 20m2 stops
LATAM Airlines Logo
8:00 am - 10:56 pmEZE-SJC
19h 56m2 stops
$916LATAM Airlines
Find Deal
Fri, Nov 28 - Mon, Dec 8
United Airlines Logo
6:40 pm - 9:20 amSJC-EZE
33h 40m2 stops
United Airlines Logo
11:55 pm - 8:53 pmEZE-SJC
25h 58m2 stops
$920United Airlines
Find Deal
Sun, Nov 16 - Sun, Nov 23
American Airlines Logo
11:13 am - 8:05 amSJC-EZE
15h 52m1 stop
American Airlines Logo
10:30 pm - 10:17 amEZE-SJC
16h 47m1 stop
$966American Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
American Airlines Logo
6:10 am - 8:05 amSJC-EZE
20h 55m2 stops
American Airlines Logo
10:30 pm - 10:17 amEZE-SJC
16h 47m1 stop
$970American Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
Delta Logo
7:15 am - 7:20 amSJC-EZE
20h 05m2 stops
Delta Logo
11:55 pm - 9:32 pmEZE-SJC
25h 37m1 stop
$1,140Delta
Find Deal
Sun, Mar 8 - Sat, Mar 21
Delta Logo
12:31 pm - 9:00 amSJC-EZE
15h 29m1 stop
Delta Logo
11:55 pm - 12:56 pmEZE-SJC
18h 01m1 stop
$1,158Delta
Find Deal
Tue, Dec 23 - Thu, Jan 15

Delta flights from San Jose, California to Buenos Aires

Our best Delta deals on San Jose, California to Buenos Aires flight tickets
Delta
Nov 10
SJC12:50 pmSan Jose
15h 10m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Nov 24
EZE8:55 pmBuenos Aires Ministro Pistarini
19h 37m
1 stop
SJC11:32 amSan Jose
$866
Find similar
Delta
Nov 10
SJC12:50 pmSan Jose
15h 10m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Nov 24
EZE11:55 pmBuenos Aires Ministro Pistarini
23h 24m
2 stops
SJC6:19 pmSan Jose
$870
Find similar
Delta
Mar 8
SJC7:15 amSan Jose
20h 05m
2 stops
EZE7:20 amBuenos Aires Ministro Pistarini
Mar 21
EZE11:55 pmBuenos Aires Ministro Pistarini
25h 37m
1 stop
SJC9:32 pmSan Jose
$1,140
Find similar

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
Nov 17
SJC1:16 pmSan Jose
15h 04m
1 stop
EZE9:20 amBuenos Aires Ministro Pistarini
Nov 24
EZE10:05 pmBuenos Aires Ministro Pistarini
27h 48m
2 stops
SJC8:53 pmSan Jose
$870
Find similar
United Airlines
Nov 17
SJC1:16 pmSan Jose
37h 04m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Nov 24
EZE11:55 pmBuenos Aires Ministro Pistarini
17h 23m
1 stop
SJC12:18 pmSan Jose
$877
Find similar
United Airlines
Nov 16
SJC6:40 pmSan Jose
33h 40m
2 stops
EZE9:20 amBuenos Aires Ministro Pistarini
Nov 23
EZE11:55 pmBuenos Aires Ministro Pistarini
25h 58m
2 stops
SJC8:53 pmSan Jose
$920
Find similar

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 November 3, 2025.
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

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Mon 11/17

7:00 am-6:05 am

2 stops18h 05m

Buenos Aires Ministro Pistarini

Mon 11/24

7:43 pm-1:19 pm

2 stops22h 36m

$866

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Mon 11/17

7:00 am-11:45 am

2 stops23h 45m

Buenos Aires Jorge Newbery

Mon 11/24

3:40 pm-1:19 pm

2 stops26h 39m

$866

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Mon 11/17

1:16 pm-9:20 am

1 stop15h 04m

Buenos Aires Ministro Pistarini

Mon 11/24

10:05 pm-8:53 pm

2 stops27h 48m

$870

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Mon 11/17

1:16 pm-7:20 am

1 stop37h 04m

Buenos Aires Ministro Pistarini

Mon 11/24

11:55 pm-12:18 pm

1 stop17h 23m

$877

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Fri 11/28

7:00 am-6:20 am

2 stops18h 20m

Buenos Aires Ministro Pistarini

Mon 12/8

8:00 am-10:56 pm

2 stops19h 56m

$916

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Sun 11/16

6:40 pm-9:20 am

2 stops33h 40m

Buenos Aires Ministro Pistarini

Sun 11/23

11:55 pm-8:53 pm

2 stops25h 58m

$920

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Sat 12/6

11:13 am-8:05 am

1 stop15h 52m

Buenos Aires Ministro Pistarini

Sat 12/13

10:30 pm-10:17 am

1 stop16h 47m

$966

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Sat 12/6

6:10 am-8:05 am

2 stops20h 55m

Buenos Aires Ministro Pistarini

Sat 12/13

10:30 pm-10:17 am

1 stop16h 47m

$970

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Sun 3/8

7:15 am-7:20 am

2 stops20h 05m

Buenos Aires Ministro Pistarini

Sat 3/21

11:55 pm-9:32 pm

1 stop25h 37m

$1,140

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Tue 12/23

12:31 pm-9:00 am

1 stop15h 29m

Buenos Aires Ministro Pistarini

Thu 1/15

11:55 pm-12:56 pm

1 stop18h 01m

$1,158

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

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 San Jose, California is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,079. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Monday is $1,433.

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 evening. Flights from San Jose, California to Buenos Aires during this time can be as low as $1,196. Try not to purchase tickets in the afternoon because they tend to be around $1,563. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

Direct flights

None
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

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

    A flight from San Jose to Buenos Aires will travel around 6422.4 mi. 15h 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 many operators does momondo search for flights from San Jose Airport to Buenos Aires?

  • 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.

  • What is the most popular airline from San Jose, California to Buenos Aires?

Best airlines flying from San Jose, California to Buenos Aires

Compare and see reviews for airlines that fly from San Jose, California to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $965Free CancellationRating
7.9
8,002 reviews
Search Delta flights
American AirlinesPriceFrom $1,075Free CancellationRating
7.2
11,038 reviews
Search American Airlines flights
United AirlinesPriceFrom $1,156Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

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