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$400+ Cheap flights from San Jose (SJC) to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — BUE
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheap flight deals from San Jose to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,196
(United Airlines)

One-way from

$400
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$1,427
Provider with most accurate pricing for San Jose-Buenos Aires (BUE) flight deals.
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Provider most trusted by Cheapflights users for San Jose-Buenos Aires (BUE) flights.
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From San Jose to Buenos Aires (BUE)
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One-way flight from San Jose to Buenos Aires (BUE)
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Highest demand for flights based on searches. 5% potential increase in price ($89 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($25 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals from San Jose to Buenos Aires

Cheapest flights from San Jose to Buenos Aires
Explore the most affordable flight options available from San Jose to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 28, 2025.

This United Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/281:05 pmSJC - EZE
1 stop14h 55mUnited Airlines
Thu 9/119:00 pmEZE - SJC
2 stops40h 56mUnited Airlines
Deal found 3/27$1,196
This American Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:52 amSJC - EZE
2 stops21h 43mAmerican Airlines
Mon 10/138:30 pmEZE - SJC
2 stops19h 09mAmerican Airlines
Deal found 3/27$1,210
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/108:34 amSJC - AEP
3 stops42h 26mMultiple Airlines
Sun 4/134:55 amAEP - SJC
3 stops32h 55mMultiple Airlines
Deal found 3/27$1,239
This Mytrip deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/2611:07 amSJC - EZE
3 stops42h 53mMultiple Airlines
Fri 5/22:30 amEZE - SJC
3 stops35h 42mMultiple Airlines
Deal found 3/27$1,346
This LATAM Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1311:28 amSJC - EZE
2 stops25h 45mLATAM Airlines
Mon 9/293:55 amEZE - SJC
2 stops22h 17mLATAM Airlines
Deal found 3/27$1,365
This LATAM Airlines deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/175:40 pmSJC - AEP
2 stops18h 20mLATAM Airlines
Thu 8/215:00 pmAEP - SJC
2 stops22h 36mLATAM Airlines
Deal found 3/27$1,365
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2211:13 amSJC - EZE
2 stops18h 32mDelta
Mon 5/268:10 pmEZE - SJC
1 stop19h 06mDelta
Deal found 3/27$1,370
This Air Canada deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/66:39 pmSJC - EZE
3 stops39h 51mAir Canada
Mon 10/134:35 pmEZE - SJC
3 stops32h 08mAir Canada
Deal found 3/27$1,464
This eDestinos deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/303:35 pmSJC - EZE
2 stops32h 45mCopa Airlines
Wed 11/123:57 amEZE - SJC
2 stops22h 14mCopa Airlines
Deal found 3/27$1,825
This Iberia deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/22:35 pmSJC - EZE
3 stops40h 15mIberia
Sat 12/201:00 pmEZE - SJC
2 stops38h 09mIberia
Deal found 3/27$2,476
This Delta deal was found by Cheapflights users on 3/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1912:35 pmSJC - AEP
2 stops23h 05mDelta
Sat 8/232:50 pmAEP - SJC
2 stops26h 04mDelta
Deal found 3/27$4,725

Cheapflights Fare Finder

Customize your flight search to find flights from San Jose 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, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
Use the filters below to find and compare flights from San Jose to Buenos Aires that are best for you.

Fly from

San Jose

Fly to

Buenos Aires

Route

Depart

Return

Price

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Thu 8/28

1:05 pm-8:00 am

1 stop14h 55m

Buenos Aires Ministro Pistarini

Thu 9/11

9:00 pm-9:56 am

2 stops40h 56m

$1,196

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Thu 4/10

8:34 am-7:00 am

3 stops42h 26m

Buenos Aires Jorge Newbery

Sun 4/13

4:55 am-9:50 am

3 stops32h 55m

$1,239

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Sat 4/26

11:07 am-10:00 am

3 stops42h 53m

Buenos Aires Ministro Pistarini

Fri 5/2

2:30 am-10:12 am

3 stops35h 42m

$1,346

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Sat 9/13

11:28 am-5:13 pm

2 stops25h 45m

Buenos Aires Ministro Pistarini

Mon 9/29

3:55 am-10:12 pm

2 stops22h 17m

$1,365

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Sun 8/17

5:40 pm-4:00 pm

2 stops18h 20m

Buenos Aires Jorge Newbery

Thu 8/21

5:00 pm-11:36 am

2 stops22h 36m

$1,365

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Thu 5/22

11:13 am-9:45 am

2 stops18h 32m

Buenos Aires Ministro Pistarini

Mon 5/26

8:10 pm-11:16 am

1 stop19h 06m

$1,370

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Thu 8/28

6:39 pm-2:30 pm

3 stops39h 51m

Buenos Aires Ministro Pistarini

Thu 9/11

4:35 pm-8:43 pm

3 stops32h 08m

$1,746

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Tue 8/19

12:35 pm-3:40 pm

2 stops23h 05m

Buenos Aires Jorge Newbery

Sat 8/23

2:50 pm-12:54 pm

2 stops26h 04m

$4,725

San JoseBuenos Aires

SJC - AEP

SJCAEP

San Jose

Thu 4/24

11:08 am-9:20 am

3 stops42h 12m

$400

San JoseBuenos Aires

SJC - EZE

SJCEZE

San Jose

Sun 6/1

6:30 am-9:45 am

2 stops23h 15m

$638

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/28

Showing 1-10 of 13 results
1
2

Compare providers for flights from San Jose to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to Buenos Aires in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Jose-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Jose to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from San Jose with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Jose to Buenos Aires

What is the cheapest month to book a flight from San Jose to Buenos Aires?

Currently, April is the cheapest month in which you can book a flight from San Jose to Buenos Aires (average of $795). Flying from San Jose to Buenos Aires in December is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJC to BUE?

Find hourly flight availability from San Jose to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 24% on flights from San Jose to Buenos Aires by exploring options for tickets in the evening.

Rainfall in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Buenos Aires ranges from 2.0 - 3.9 inches per month. January is typically the wettest month, when rainfall can reach 3.9 in. June is typically the driest time to visit Buenos Aires when rainfall is around 2.0 in.

Temperature in Buenos Aires by month

Plan your trip to Buenos Aires by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Buenos Aires, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated March 28, 2025.
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LATAM Airlines
7.5
Good
1,750 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air Canada
7.0
Good
8,986 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Jose to Buenos Aires?

    For a flight from San Jose to Buenos Aires, you will be flying from San Jose. San Jose (SJC) is just 2.9 mi from the center of the city. San Jose is the only San Jose airport and it handles 0 outbound flights to Buenos Aires per day. 3 airlines have flights to Buenos Aires from San Jose on a regular basis.

  • What are the cheapest airlines flying from San Jose to Buenos Aires round-trip?

    According to our current data, United Airlines ($1,196), LATAM Airlines ($1,365), and Delta ($1,370) offers the cheapest pricing from San Jose to Buenos Aires. Users have found that United Airlines is 17% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from San Jose to Buenos Aires one-way?

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $638. Users have also found prices from $638 and $690 on LATAM Airlines and Air Canada, respectively.

  • Can I find deals for flights from San Jose to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on San Jose to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Jose to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to Buenos Aires.

  • Can I find deals for business class flights from San Jose to Buenos Aires?

    Yes. Cheapflights offers flight deals from San Jose to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Jose to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from San Jose to Buenos Aires (average of $795). Flying from San Jose to Buenos Aires in December is currently the most expensive (average of $1,260). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Jose to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from San Jose to Buenos Aires

Discover the top 3 airlines that operate flights from San Jose to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,045Average$1,323FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$1,218Average$1,383FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,363Average$1,453FlexibilityNo cancel feeOn-timeN/A
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