Buenos Aires

$399+ Cheap flights from San Francisco (SFO) 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 3/8. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BUE
Feb 26 — Mar 51
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The best prices from San Francisco to Buenos Aires are usually found in October or September, booked 78 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from San Francisco to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 February 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,024
(Priceline)

One-way from

$399
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,267
Provider with most accurate pricing for San Francisco-Buenos Aires (BUE) flight deals.
Provider most trusted by Cheapflights users for San Francisco-Buenos Aires (BUE) flights.
From San Francisco to Buenos Aires (BUE)
One-way flight from San Francisco to Buenos Aires (BUE)
Highest demand for flights based on searches. 3% potential increase in price ($52 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($28 potential savings vs. average RT price).
Average for round-trip flights in February 2025

Find flight deals from San Francisco to Buenos Aires

Cheapest flights from San Francisco to Buenos Aires
Explore the most affordable flight options available from San Francisco to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2025.

This Priceline deal was found by Cheapflights users on 2/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/52:20 pmSFO - EZE
3 stops35h 15mAvianca
Mon 5/195:55 amEZE - SFO
3 stops34h 40mAvianca
Deal found 2/20$1,024
This United Airlines deal was found by Cheapflights users on 2/20. 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.
Mon 4/285:00 amSFO - EZE
1 stop23h 00mUnited Airlines
Tue 5/69:00 pmEZE - SFO
1 stop19h 20mUnited Airlines
Deal found 2/20$1,025
This LATAM Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 5/78:55 amSFO - AEP
2 stops22h 45mLATAM Airlines
Thu 5/2910:35 amAEP - SFO
2 stops29h 24mLATAM Airlines
Deal found 2/20$1,025
This eDestinos deal was found by Cheapflights users on 2/20. 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.
Sat 4/121:40 amSFO - AEP
3 stops53h 07mMultiple Airlines
Sun 4/2010:10 pmAEP - SFO
2 stops48h 20mMultiple Airlines
Deal found 2/20$1,033
This LATAM Airlines deal was found by Cheapflights users on 2/20. 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.
Wed 4/309:00 amSFO - EZE
2 stops22h 48mLATAM Airlines
Thu 5/87:13 pmEZE - SFO
2 stops20h 46mLATAM Airlines
Deal found 2/20$1,047
This KAYAK deal was found by Cheapflights users on 2/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/311:28 amSFO - EZE
1 stop19h 16mCopa Airlines
Wed 9/1010:05 amEZE - SFO
1 stop17h 35mCopa Airlines
Deal found 2/20$1,053
This Delta deal was found by Cheapflights users on 2/19. 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.
Sat 11/111:30 amSFO - EZE
1 stop18h 15mDelta
Thu 12/410:25 pmEZE - SFO
1 stop25h 29mDelta
Deal found 2/19$1,065
This American Airlines deal was found by Cheapflights users on 2/20. 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 9/88:00 amSFO - EZE
2 stops21h 00mAmerican Airlines
Thu 9/1810:00 pmEZE - SFO
1 stop26h 38mAmerican Airlines
Deal found 2/20$1,070
This Priceline deal was found by Cheapflights users on 2/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/147:10 amSFO - EZE
3 stops27h 20mMultiple Airlines
Sun 5/252:30 amEZE - SFO
3 stops38h 05mMultiple Airlines
Deal found 2/20$1,176
This Air Canada deal was found by Cheapflights users on 2/20. 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.
Wed 3/268:25 amSFO - EZE
2 stops26h 00mAir Canada
Mon 4/74:35 pmEZE - SFO
2 stops33h 02mAir Canada
Deal found 2/20$1,233
This Aeromexico deal was found by Cheapflights users on 2/20. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/272:04 pmSFO - EZE
1 stop27h 51mAeromexico
Sun 4/611:25 pmEZE - SFO
1 stop25h 50mAeromexico
Deal found 2/20$1,243
This Gurufare deal was found by Cheapflights users on 2/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:30 amSFO - AEP
2 stops23h 10mAvianca
Thu 11/137:00 amAEP - SFO
2 stops19h 55mAvianca
Deal found 2/20$1,350

Find flights from San Francisco to Buenos Aires within your budget

Customize your flight search to find flights from San Francisco 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 February 21, 2025.

Fly from

San Francisco

Fly to

Buenos Aires

Route

Depart

Return

Price

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 5/5

2:20 pm-5:35 am

3 stops35h 15m

Buenos Aires Ministro Pistarini

Mon 5/19

5:55 am-12:35 pm

3 stops34h 40m

$1,024

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 4/28

5:00 am-8:00 am

1 stop23h 00m

Buenos Aires Ministro Pistarini

Tue 5/6

9:00 pm-12:20 pm

1 stop19h 20m

$1,025

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Wed 5/7

8:55 am-11:40 am

2 stops22h 45m

Buenos Aires Jorge Newbery

Thu 5/29

10:35 am-11:59 am

2 stops29h 24m

$1,025

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Sat 4/12

1:40 am-10:47 am

3 stops53h 07m

Buenos Aires Jorge Newbery

Sun 4/20

10:10 pm-6:30 pm

2 stops48h 20m

$1,033

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Wed 4/30

9:00 am-11:48 am

2 stops22h 48m

Buenos Aires Ministro Pistarini

Thu 5/8

7:13 pm-11:59 am

2 stops20h 46m

$1,047

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 4/1

8:11 pm-12:58 am

1 stop24h 47m

Buenos Aires Ministro Pistarini

Mon 4/14

3:54 am-11:40 pm

1 stop23h 46m

$1,063

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 4/6

1:40 am-3:45 am

2 stops22h 05m

Buenos Aires Ministro Pistarini

Mon 4/14

3:40 pm-11:40 pm

3 stops36h 00m

$1,098

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 5/6

2:28 pm-9:45 am

1 stop15h 17m

Buenos Aires Ministro Pistarini

Tue 5/27

8:10 pm-5:44 pm

1 stop25h 34m

$1,170

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 5/6

10:42 am-10:15 am

1 stop19h 33m

Buenos Aires Ministro Pistarini

Sat 5/24

8:30 pm-12:32 pm

2 stops20h 02m

$1,215

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Wed 3/26

8:25 am-2:25 pm

2 stops26h 00m

Buenos Aires Ministro Pistarini

Mon 4/7

4:35 pm-9:37 pm

2 stops33h 02m

$1,233

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Showing 1-10 of 26 results
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Compare providers for flights from San Francisco 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 Francisco to Buenos Aires in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapTicketsDealPrice Accuracy3 starsTrust Score*3 stars

*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 Francisco-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 Francisco-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-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 Francisco-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 Francisco to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from San Francisco 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.

Travel insights for flights from San Francisco to Buenos Aires

Get recent, data-driven insights about flights from San Francisco to Buenos Aires including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from San Francisco to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Buenos Aires. Price data was last updated on February 14, 2025.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, April is the cheapest month in which you can book a flight from San Francisco to Buenos Aires (average of $795). Flying from San Francisco 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 SFO to BUE?

Find hourly flight availability from San Francisco 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 February 21, 2025.

It’s optimal to fly from San Francisco to Buenos Aires in the afternoon. By choosing this option you can save up to 22% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from San Francisco to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Buenos Aires. Price data was last updated on October 6, 2024.

Travelers seeking maximum savings on their San Francisco to Buenos Aires flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 February 21, 2025.
To help decide which airline to fly from San Francisco to Buenos Aires, see what other customers have to say about Delta, Copa Airlines and LATAM Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

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.

8.0
Very good
8.0
Very good

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

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.

8.0
Very good

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

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.

8.0
Very good

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

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.

8.0
Very good

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

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.

8.0
Very good

Crew

8.5

Overall

8.0

Boarding

8.2

Entertainment

7.9

Food

7.3

Comfort

8.0

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 Francisco 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 Francisco to Buenos Aires?

    Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to Buenos Aires from San Francisco. Booking flights from San Francisco (SFO) to Buenos Aires should be relatively easy as there are 0 daily outbound flights to Buenos Aires from 7 different airlines.

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

    Flying on Avianca is currently your cheapest option to Buenos Aires, with prices starting at $1,024. Additional round-trip tickets that might be worth considering are offered by United Airlines and LATAM Airlines, with the lowest prices starting at $1,025 and $1,025, respectively. Avianca is 18% cheaper than the average price of flights available within the next 90 days to this destination.

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

    The cheapest airlines for a one-way flight from San Francisco to Buenos Aires are Avianca ($531), LATAM Airlines ($577), and Air Canada ($639).

  • What are the most popular routes from San Francisco to Buenos Aires?

  • Where are the most common layover locations when flying from San Francisco to Buenos Aires?

  • What are some popular things to do or see while on a layover in Houston?

    Houston travelers tend to visit Space Center Houston, Houston Zoo, and House of Blues Houston more than anywhere else. Space Center Houston, Houston Zoo, and House of Blues Houston are located about 33.5 mi, 18.9 mi, and 16.2 mi, respectively from Houston George Bush Intcntl. Travelers can book a car rental at Houston George Bush Intcntl for about $37 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a layover in Panama City?

    The majority of Panama City visitors spend their time at Amador Causeway, Panama Canal, and Soberania National Park. Amador Causeway, Panama Canal, and Soberania National Park are located about 14.7 mi, 15.1 mi, and 18.4 mi, respectively from Panama City Tocumen Intl. Those on a layover in Panama City in need of a rental car can book one at Panama City Tocumen Intl for about $14.

  • What are points of interest worth seeing during a layover in Dallas?

    American Airlines Center, Dos Equis Pavilion, and Majestic Theatre are the most popular attractions in Dallas if you're in need of something to do during your layover. Those on a layover in Dallas interested in visiting American Airlines Center, Dos Equis Pavilion, or Majestic Theatre can do so by traveling 15.0 mi, 18.3 mi, and 16.1 mi, respectively from Dallas/Fort Worth. Those on a layover in Dallas in need of a rental car can book one at Dallas/Fort Worth for about $50.

  • Where are the least popular layover locations for San Francisco to Buenos Aires flights?

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

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

  • How can I find direct flights from San Francisco 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 Francisco to Buenos Aires.

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

    Yes. Cheapflights offers flight deals from San Francisco 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 Francisco to Buenos Aires?

    Currently, April is the cheapest month in which you can book a flight from San Francisco to Buenos Aires (average of $795). Flying from San Francisco 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 Francisco to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from San Francisco to Buenos Aires

Discover the top 7 airlines that operate flights from San Francisco 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 February 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$658Average$1,030FlexibilityNo cancel feeOn-time81%
AviancaCheapest$754Average$934FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$981Average$1,235FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$1,017Average$1,346FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$1,023Average$1,156FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$1,053Average$1,442FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,093Average$1,507FlexibilityNo cancel feeOn-timeN/A
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