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$334+ Cheap flights from Fremont, CA 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BUE
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from Fremont to Buenos Aires are usually found in May or October, booked 6 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

Cheap flight deals from Fremont to Buenos Aires

Keep the following information in mind while searching for Fremont to Buenos Aires flight deals. Data was last updated September 17, 2025.

Round-trip from

$1,038
(United Airlines)

One-way from

$334
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,175
From Fremont to Buenos Aires (BUE)
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One-way flight from Fremont to Buenos Aires (BUE)
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Highest demand for flights based on searches. 6% potential increase in price ($79 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Fremont to Buenos Aires

Cheapest flights from Fremont to Buenos Aires
Explore the most affordable flight options available from Fremont to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2025.

This United Airlines deal was found by Cheapflights users on 9/16. 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.
Sun 11/3011:59 pmSFO - EZE
1 stop26h 21mUnited Airlines
Wed 12/1711:55 pmEZE - SFO
1 stop19h 56mUnited Airlines
Deal found 9/16$1,038
This Aeromexico deal was found by Cheapflights users on 9/15. 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.
Mon 11/1710:52 pmSFO - EZE
1 stop18h 03mAeromexico
Fri 11/2811:55 pmEZE - SFO
1 stop26h 25mAeromexico
Deal found 9/15$1,039
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Tue 10/142:20 pmSFO - AEP
3 stops34h 20mMultiple Airlines
Fri 10/1712:05 amAEP - SFO
3 stops26h 40mMultiple Airlines
Deal found 9/16$1,039
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Fri 11/148:25 amSFO - EZE
2 stops25h 45mMultiple Airlines
Mon 11/247:50 amEZE - SFO
3 stops33h 10mMultiple Airlines
Deal found 9/15$1,040
This Mytrip deal was found by Cheapflights users on 9/15. 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.
Sun 10/1212:05 amSFO - AEP
2 stops25h 35mMultiple Airlines
Mon 10/2010:15 amAEP - SFO
3 stops30h 20mMultiple Airlines
Deal found 9/15$1,040
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Wed 10/152:20 pmSFO - EZE
3 stops32h 10mMultiple Airlines
Sat 10/254:35 pmEZE - SFO
3 stops34h 15mMultiple Airlines
Deal found 9/16$1,041
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Tue 10/1412:05 amSFO - AEP
2 stops25h 35mMultiple Airlines
Fri 10/2412:05 amAEP - SFO
3 stops27h 50mMultiple Airlines
Deal found 9/16$1,041
This Sembo deal was found by Cheapflights users on 9/16. 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 Sembo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/201:00 pmSFO - EZE
2 stops53h 08mMultiple Airlines
Thu 11/202:32 pmEZE - SFO
1 stop37h 45mMultiple Airlines
Deal found 9/16$1,042
This Mytrip deal was found by Cheapflights users on 9/16. 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.
Fri 10/318:25 amSFO - AEP
2 stops28h 55mMultiple Airlines
Fri 11/74:40 pmAEP - SFO
3 stops27h 55mMultiple Airlines
Deal found 9/16$1,042
This Air Canada deal was found by Cheapflights users on 9/15. 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 11/244:20 pmSFO - EZE
3 stops41h 50mAir Canada
Mon 12/14:45 pmEZE - SFO
2 stops33h 37mAir Canada
Deal found 9/15$1,043
This Priceline deal was found by Cheapflights users on 9/16. 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.
Sat 11/151:35 amSFO - EZE
2 stops23h 15mAvianca
Fri 11/211:40 amEZE - SFO
2 stops26h 40mAvianca
Deal found 9/16$1,044
This Mytrip deal was found by Cheapflights users on 9/15. 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 11/11:35 amSFO - AEP
2 stops24h 05mMultiple Airlines
Mon 11/1012:05 amAEP - SFO
3 stops28h 15mMultiple Airlines
Deal found 9/15$1,044

Cheapflights Fare Finder

 
Customize your flight search to find flights from Fremont 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 September 17, 2025.
Use the filters below to find and compare flights from Fremont to Buenos Aires that are best for you.

Fly from

Fremont

Fly to

Buenos Aires

Route

Depart

Return

Price

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Thu 11/6

1:20 pm-6:40 pm

3 stops24h 20m

Buenos Aires Jorge Newbery

Wed 11/19

10:55 pm-9:50 pm

3 stops27h 55m

$1,041

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Sun 11/9

8:25 am-10:30 am

2 stops21h 05m

Buenos Aires Jorge Newbery

Mon 11/17

3:40 pm-9:44 am

2 stops23h 04m

$1,042

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Tue 11/25

8:25 am-10:30 am

2 stops21h 05m

Buenos Aires Jorge Newbery

Fri 12/12

5:15 pm-10:39 am

2 stops22h 24m

$1,044

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Tue 11/4

1:35 am-5:40 am

2 stops23h 05m

Buenos Aires Jorge Newbery

Tue 11/11

10:50 am-12:00 pm

3 stops30h 10m

$1,046

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 11/16

12:36 am-4:10 am

1 stop22h 34m

Buenos Aires Ministro Pistarini

Sun 11/23

5:16 am-11:17 pm

1 stop23h 01m

$1,053

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Tue 11/11

11:10 pm-4:20 am

3 stops24h 10m

Buenos Aires Jorge Newbery

Wed 11/19

7:00 am-9:50 pm

2 stops19h 50m

$1,053

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sat 11/15

6:00 am-5:55 am

2 stops18h 55m

Buenos Aires Ministro Pistarini

Tue 11/25

10:25 pm-12:32 pm

1 stop19h 07m

$1,065

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Fri 11/14

7:16 am-7:20 am

1 stop19h 04m

Buenos Aires Ministro Pistarini

Mon 11/24

11:55 pm-9:13 pm

1 stop26h 18m

$1,065

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sat 11/15

11:50 am-10:15 am

1 stop17h 25m

Buenos Aires Ministro Pistarini

Wed 11/26

8:55 pm-12:30 pm

1 stop20h 35m

$1,065

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sat 11/29

5:15 am-7:20 am

1 stop21h 05m

Buenos Aires Ministro Pistarini

Wed 12/10

10:05 pm-9:45 am

1 stop16h 40m

$1,065

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/16

Showing 1-10 of 46 results
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Best time to book a flight from Fremont to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Fremont 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 Fremont to Buenos Aires

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

Use this chart to determine the optimal time to book a round-trip flight from Fremont to Buenos Aires. Price data was last updated on September 12, 2025.

The best time to book flights from Fremont to Buenos Aires is 6 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, April is the cheapest month in which you can book a flight from Fremont to Buenos Aires (average of $795). Flying from Fremont 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 FR8 to BUE?

Find hourly flight availability from Fremont 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 September 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Fremont to Buenos Aires as you normally would.

What is the cheapest day to fly from Fremont to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Fremont to Buenos Aires. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Fremont 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.

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 September 17, 2025.
Read reviews from past customers who have flown Delta, Copa Airlines, and LATAM Airlines from Fremont to Buenos Aires. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

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.
Delta
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

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.
Copa Airlines
7.6
Good
1,533 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

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.
LATAM Airlines
7.5
Good
1,849 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

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.
United Airlines
7.4
Good
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

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.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Comfort

7.9

Boarding

8.2

Food

7.3

Crew

8.5

Entertainment

7.9

Overall

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 Fremont to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Fremont to Buenos Aires?

    Departing from Fremont to Buenos Aires will take you 18h 55m. There are 6459 mi between Fremont and Buenos Aires. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The most popular route from Fremont to Buenos Aires is San Francisco - Buenos Aires Ministro Pistarini. You may also consider San Francisco - Buenos Aires Jorge Newbery or San Francisco - El Palomar.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Fremont 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 Fremont to Buenos Aires?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Fremont to Buenos Aires

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Fremont to Buenos Aires

Discover the top 7 airlines that operate flights from Fremont 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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
LATAM AirlinesCheapest$658Average$996FlexibilityNo cancel feeOn-time81%
AviancaCheapest$744Average$987FlexibilityNo cancel feeOn-time71%
Copa AirlinesCheapest$1,013Average$1,187FlexibilityNo cancel feeOn-time70%
United AirlinesCheapest$1,025Average$1,423FlexibilityNo cancel feeOn-time69%
DeltaCheapest$1,055Average$1,411FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,059Average$1,370FlexibilityNo cancel feeOn-time71%
AeromexicoCheapest$1,119Average$1,281FlexibilityNo cancel feeOn-timeN/A

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