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Cheap flights from San Francisco to Buenos Aires from $285

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 Francisco to Buenos Aires departing on 4/13. 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 Francisco to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
2:15 pm - 1:25 am
SFO
-
EZE
31h 10m2 stops
Avianca Logo
6:15 am - 10:35 pm
EZE
-
SFO
20h 20m3 stops
$990Avianca
Sat, May 16 - Fri, Jun 5
LATAM Airlines Logo
7:00 am - 10:15 am
SFO
-
EZE
22h 15m1 stop
LATAM Airlines Logo
8:55 pm - 10:52 am
EZE
-
SFO
17h 57m1 stop
$991LATAM Airlines
Sun, Mar 1 - Wed, Mar 18
Air Canada Logo
8:25 am - 3:10 pm
SFO
-
EZE
26h 45m2 stops
Air Canada Logo
4:30 pm - 9:23 am
EZE
-
SFO
44h 53m2 stops
$995Air Canada
Thu, Mar 19 - Mon, Mar 30
LATAM Airlines Logo
11:40 am - 5:00 pm
SFO
-
AEP
24h 20m2 stops
LATAM Airlines Logo
3:40 pm - 10:04 am
AEP
-
SFO
23h 24m2 stops
$997LATAM Airlines
Tue, Jan 20 - Thu, Jan 22
American Airlines Logo
8:00 am - 8:00 am
SFO
-
EZE
20h 00m2 stops
American Airlines Logo
8:30 pm - 10:50 am
EZE
-
SFO
18h 20m1 stop
$999American Airlines
Wed, Mar 25 - Sun, Apr 5
Copa Airlines Logo
12:54 am - 1:02 am
SFO
-
EZE
19h 08m1 stop
Copa Airlines Logo
2:43 pm - 11:40 pm
EZE
-
SFO
36h 57m1 stop
$1,000Copa Airlines
Sun, Mar 1 - Mon, Mar 9
Multiple Airlines Logo
7:00 am - 8:00 am
SFO
-
EZE
21h 00m1 stop
Multiple Airlines Logo
9:00 pm - 10:42 am
EZE
-
SFO
17h 42m1 stop
$1,002Multiple Airlines
Mon, May 18 - Mon, Jun 1
Copa Airlines Logo
12:42 am - 1:04 am
SFO
-
EZE
19h 22m1 stop
Copa Airlines Logo
3:47 am - 11:40 pm
EZE
-
SFO
23h 53m1 stop
$1,003Copa Airlines
Wed, Feb 25 - Tue, Mar 10
Multiple Airlines Logo
1:20 pm - 12:35 am
SFO
-
EZE
30h 15m2 stops
Multiple Airlines Logo
6:45 pm - 11:20 pm
EZE
-
SFO
33h 35m3 stops
$1,004Multiple Airlines
Fri, Feb 20 - Fri, Feb 27
American Airlines Logo
11:32 am - 8:20 am
SFO
-
EZE
16h 48m1 stop
American Airlines Logo
10:25 pm - 12:48 am
EZE
-
SFO
30h 23m1 stop
$1,007American Airlines
Sun, Mar 8 - Sat, Mar 21

LATAM Airlines flights from San Francisco to Buenos Aires

Our best LATAM Airlines deals on San Francisco to Buenos Aires flight tickets
LATAM Airlines
Mar 1
SFO7:00 amSan Francisco
22h 15m
1 stop
EZE10:15 amBuenos Aires Ministro Pistarini
Mar 18
EZE8:55 pmBuenos Aires Ministro Pistarini
17h 57m
1 stop
SFO10:52 amSan Francisco
$991
LATAM Airlines
Jan 20
SFO11:40 amSan Francisco
24h 20m
2 stops
AEP5:00 pmBuenos Aires Jorge Newbery
Jan 22
AEP3:40 pmBuenos Aires Jorge Newbery
23h 24m
2 stops
SFO10:04 amSan Francisco
$997
LATAM Airlines
Mar 20
SFO6:28 pmSan Francisco
17h 32m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Apr 3
AEP8:05 pmBuenos Aires Jorge Newbery
20h 02m
2 stops
SFO12:07 pmSan Francisco
$1,004

Delta flights from San Francisco to Buenos Aires

Our best Delta deals on San Francisco to Buenos Aires flight tickets
Delta
Mar 2
SFO9:10 amSan Francisco
20h 05m
1 stop
EZE10:15 amBuenos Aires Ministro Pistarini
Mar 16
EZE11:55 pmBuenos Aires Ministro Pistarini
24h 38m
1 stop
SFO8:33 pmSan Francisco
$1,016
Delta
Mar 21
SFO10:55 pmSan Francisco
27h 10m
2 stops
EZE6:05 amBuenos Aires Ministro Pistarini
Mar 30
EZE4:45 pmBuenos Aires Ministro Pistarini
31h 55m
2 stops
SFO8:40 pmSan Francisco
$1,027
Delta
Mar 22
SFO6:00 amSan Francisco
24h 15m
2 stops
EZE10:15 amBuenos Aires Ministro Pistarini
Mar 30
EZE7:45 amBuenos Aires Ministro Pistarini
20h 37m
2 stops
SFO12:22 amSan Francisco
$1,031

momondo Fare Finder

 
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, momondo users made 832,500 searches. Data last updated January 8, 2026.
Use the filters below to find and compare flights from San Francisco to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sat 5/16

2:15 pm-1:25 am

2 stops31h 10m

Buenos Aires Ministro Pistarini

Fri 6/5

6:15 am-10:35 pm

3 stops20h 20m

$990

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 3/1

7:00 am-10:15 am

1 stop22h 15m

Buenos Aires Ministro Pistarini

Wed 3/18

8:55 pm-10:52 am

1 stop17h 57m

$991

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Thu 3/19

8:25 am-3:10 pm

2 stops26h 45m

Buenos Aires Ministro Pistarini

Mon 3/30

4:30 pm-9:23 am

2 stops44h 53m

$995

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Tue 1/20

11:40 am-5:00 pm

2 stops24h 20m

Buenos Aires Jorge Newbery

Thu 1/22

3:40 pm-10:04 am

2 stops23h 24m

$997

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Wed 3/25

8:00 am-8:00 am

2 stops20h 00m

Buenos Aires Ministro Pistarini

Sun 4/5

8:30 pm-10:50 am

1 stop18h 20m

$999

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 3/1

12:54 am-1:02 am

1 stop19h 08m

Buenos Aires Ministro Pistarini

Mon 3/9

2:43 pm-11:40 pm

1 stop36h 57m

$1,000

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 5/18

7:00 am-8:00 am

1 stop21h 00m

Buenos Aires Ministro Pistarini

Mon 6/1

9:00 pm-10:42 am

1 stop17h 42m

$1,002

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Wed 2/25

12:42 am-1:04 am

1 stop19h 22m

Buenos Aires Ministro Pistarini

Tue 3/10

3:47 am-11:40 pm

1 stop23h 53m

$1,003

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Fri 2/20

1:20 pm-12:35 am

2 stops30h 15m

Buenos Aires Ministro Pistarini

Fri 2/27

6:45 pm-11:20 pm

3 stops33h 35m

$1,004

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 3/8

11:32 am-8:20 am

1 stop16h 48m

Buenos Aires Ministro Pistarini

Sat 3/21

10:25 pm-12:48 am

1 stop30h 23m

$1,007

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 Francisco 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 month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from San Francisco is in May. Flight prices, which tend to average around $1,025, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Buenos Aires from San Francisco during September instead. Flights to Buenos Aires in September, while not as cheap as those in May, still average around $1,145.

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from San Francisco when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,210 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from San Francisco for as low as $1,176 on momondo.

Can stopping save me money on San Francisco to Buenos Aires flights?

You could potentially save up to 38% on your flight if you consider stops on a San Francisco to Buenos Aires flight.

How have San Francisco to Buenos Aires flight prices changed over time?

As of January 2026, prices for San Francisco to Buenos Aires flights are approximately 10% cheaper when compared to flights at the same time last year.

When to book flights from San Francisco to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from San Francisco to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Francisco to Buenos Aires (SFO to BUE) flight deals and tips

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

Fastest flight time

15h 01m

Direct flights

None
The fastest flight from San Francisco to Buenos Aires takes 15h 01m
There are no direct flights from San Francisco to Buenos Aires. There are no popular flight routes from San Francisco to Buenos Aires.
Search flight deals

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

    A flight from San Francisco to Buenos Aires will travel around 6464.7 mi. Typically, this will take 15h 01m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from San Francisco Airport to Buenos Aires?

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

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

    The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Francisco to Buenos Aires?

Best airlines flying from San Francisco to Buenos Aires

Compare and see reviews for airlines that fly from San Francisco to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $667Free CancellationRating
6.6
2,496 reviews
Search Avianca flights
LATAM AirlinesPriceFrom $717Free CancellationRating
7.5
1,897 reviews
Search LATAM Airlines flights
DeltaPriceFrom $875Free CancellationRating
7.9
8,025 reviews
Search Delta flights
United AirlinesPriceFrom $950Free CancellationRating
7.4
9,139 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $963Free CancellationRating
7.6
1,562 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $1,036Free CancellationRating
7.2
11,095 reviews
Search American Airlines flights
AeromexicoPriceFrom $1,119Free CancellationRating
7.4
1,606 reviews
Search Aeromexico flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Francisco to Buenos Aires. momondo saves you time and could save you money on your trip.

Can I find flights from San Francisco to Buenos Aires with flexible booking policies on momondo?

All flight searches from San Francisco to Buenos Aires on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Francisco to Buenos Aires?

momondo provides multiple filters to help you find the best flight to Buenos Aires from San Francisco. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Francisco to Buenos Aires right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Buenos Aires from San Francisco. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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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