Cheap flights from San Francisco to Buenos Aires from $327

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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Cheap round-trip flights

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Avianca Logo
1:20 pm - 3:50 pm
SFO
-
EZE
21h 30m
2 stops
Avianca Logo
2:40 am - 9:50 pm
EZE
-
SFO
24h 10m
2 stops
$883Avianca
Tue, Feb 17 - Wed, Feb 25
Multiple Airlines Logo
2:15 pm - 2:45 am
SFO
-
EZE
32h 30m
3 stops
Multiple Airlines Logo
7:10 am - 11:55 pm
EZE
-
SFO
44h 45m
2 stops
$885Multiple Airlines
Sat, Apr 11 - Fri, Apr 17
Avianca Logo
2:20 pm - 3:50 pm
SFO
-
EZE
45h 30m
2 stops
Avianca Logo
4:50 pm - 10:35 pm
EZE
-
SFO
33h 45m
2 stops
$887Avianca
Mon, Mar 23 - Mon, Apr 20
Multiple Airlines Logo
2:15 pm - 2:45 am
SFO
-
EZE
32h 30m
3 stops
Multiple Airlines Logo
1:40 am - 11:55 pm
EZE
-
SFO
26h 15m
2 stops
$890Multiple Airlines
Fri, May 1 - Wed, May 13
Avianca Logo
11:10 pm - 1:35 am
SFO
-
EZE
21h 25m
2 stops
Avianca Logo
4:55 pm - 11:20 pm
EZE
-
SFO
35h 25m
2 stops
$895Avianca
Mon, Feb 16 - Mon, Feb 23
Avianca Logo
11:55 pm - 5:40 am
SFO
-
AEP
25h 45m
2 stops
Avianca Logo
7:00 am - 10:35 pm
AEP
-
SFO
19h 35m
2 stops
$897Avianca
Sat, May 2 - Sun, May 10
Avianca Logo
1:20 pm - 12:35 am
SFO
-
EZE
30h 15m
2 stops
Avianca Logo
7:30 am - 11:20 pm
EZE
-
SFO
20h 50m
2 stops
$898Avianca
Sun, Feb 8 - Tue, Feb 24
Avianca Logo
2:15 pm - 3:40 pm
SFO
-
EZE
21h 25m
3 stops
Avianca Logo
2:30 am - 11:55 pm
EZE
-
SFO
49h 25m
2 stops
$899Avianca
Sat, May 30 - Thu, Jul 23
LATAM Airlines Logo
6:05 am - 9:00 am
SFO
-
EZE
21h 55m
1 stop
LATAM Airlines Logo
9:55 pm - 12:07 pm
EZE
-
SFO
42h 12m
2 stops
$907LATAM Airlines
Tue, Mar 3 - Wed, Mar 11
LATAM Airlines Logo
4:17 pm - 7:40 pm
SFO
-
AEP
23h 23m
3 stops
LATAM Airlines Logo
12:55 pm - 12:21 pm
AEP
-
SFO
27h 26m
2 stops
$928LATAM Airlines
Sun, Apr 19 - Thu, Apr 23

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 3
SFO6:05 amSan Francisco
21h 55m
1 stop
EZE9:00 amBuenos Aires Ministro Pistarini
Mar 11
EZE9:55 pmBuenos Aires Ministro Pistarini
42h 12m
2 stops
SFO12:07 pmSan Francisco
$907
LATAM Airlines
Apr 19
SFO4:17 pmSan Francisco
23h 23m
3 stops
AEP7:40 pmBuenos Aires Jorge Newbery
Apr 23
AEP12:55 pmBuenos Aires Jorge Newbery
27h 26m
2 stops
SFO12:21 pmSan Francisco
$928
LATAM Airlines
Mar 3
SFO11:47 amSan Francisco
23h 13m
2 stops
AEP4:00 pmBuenos Aires Jorge Newbery
Mar 11
AEP12:40 pmBuenos Aires Jorge Newbery
28h 25m
2 stops
SFO1:05 pmSan Francisco
$957

Avianca flights from San Francisco to Buenos Aires

Our best Avianca deals on San Francisco to Buenos Aires flight tickets
Avianca
Feb 17
SFO1:20 pmSan Francisco
21h 30m
2 stops
EZE3:50 pmBuenos Aires Ministro Pistarini
Feb 25
EZE2:40 amBuenos Aires Ministro Pistarini
24h 10m
2 stops
SFO9:50 pmSan Francisco
$883
Avianca
Mar 23
SFO2:20 pmSan Francisco
45h 30m
2 stops
EZE3:50 pmBuenos Aires Ministro Pistarini
Apr 20
EZE4:50 pmBuenos Aires Ministro Pistarini
33h 45m
2 stops
SFO10:35 pmSan Francisco
$887
Avianca
Feb 16
SFO11:10 pmSan Francisco
21h 25m
2 stops
EZE1:35 amBuenos Aires Ministro Pistarini
Feb 23
EZE4:55 pmBuenos Aires Ministro Pistarini
35h 25m
2 stops
SFO11:20 pmSan Francisco
$895

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 29, 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

Tue 2/17

1:20 pm-3:50 pm

2 stops21h 30m

Buenos Aires Ministro Pistarini

Wed 2/25

2:40 am-9:50 pm

2 stops24h 10m

$883

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sat 4/11

2:15 pm-2:45 am

3 stops32h 30m

Buenos Aires Ministro Pistarini

Fri 4/17

7:10 am-11:55 pm

2 stops44h 45m

$885

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 3/23

2:20 pm-3:50 pm

2 stops45h 30m

Buenos Aires Ministro Pistarini

Mon 4/20

4:50 pm-10:35 pm

2 stops33h 45m

$887

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Fri 5/1

2:15 pm-2:45 am

3 stops32h 30m

Buenos Aires Ministro Pistarini

Wed 5/13

1:40 am-11:55 pm

2 stops26h 15m

$890

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 2/16

11:10 pm-1:35 am

2 stops21h 25m

Buenos Aires Ministro Pistarini

Mon 2/23

4:55 pm-11:20 pm

2 stops35h 25m

$895

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Sat 5/2

11:55 pm-5:40 am

2 stops25h 45m

Buenos Aires Jorge Newbery

Sun 5/10

7:00 am-10:35 pm

2 stops19h 35m

$897

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 2/8

1:20 pm-12:35 am

2 stops30h 15m

Buenos Aires Ministro Pistarini

Tue 2/24

7:30 am-11:20 pm

2 stops20h 50m

$898

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sat 5/30

2:15 pm-3:40 pm

3 stops21h 25m

Buenos Aires Ministro Pistarini

Thu 7/23

2:30 am-11:55 pm

2 stops49h 25m

$899

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 3/3

6:05 am-9:00 am

1 stop21h 55m

Buenos Aires Ministro Pistarini

Wed 3/11

9:55 pm-12:07 pm

2 stops42h 12m

$907

San FranciscoBuenos Aires

SFO - AEP

SFOAEP

San Francisco

Sun 4/19

4:17 pm-7:40 pm

3 stops23h 23m

Buenos Aires Jorge Newbery

Thu 4/23

12:55 pm-12:21 pm

2 stops27h 26m

$928

Flights are sorted by cheapest round-trip flights 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 typical price of a round-trip flight between San Francisco and Buenos Aires?

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 $1,212 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 $1,175 on momondo.

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

You could potentially save up to 20% 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

16h 00m

Direct flights

None
The fastest flight from San Francisco to Buenos Aires takes 16h 00m
There are no direct flights from San Francisco to Buenos Aires. There are no popular flight routes from San Francisco to Buenos Aires.
  • 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 16h 00m 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 $654Free CancellationRating
6.6
2,492 reviews
Search Avianca flights
DeltaPriceFrom $875Free CancellationRating
7.9
8,127 reviews
Search Delta flights
LATAM AirlinesPriceFrom $886Free CancellationRating
7.5
1,918 reviews
Search LATAM Airlines flights
United AirlinesPriceFrom $969Free CancellationRating
7.4
9,215 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $973Free CancellationRating
7.5
1,560 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $1,025Free CancellationRating
7.2
11,206 reviews
Search American Airlines flights
AeromexicoPriceFrom $1,119Free CancellationRating
7.4
1,586 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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1 adult
Sat 2/28
Sat 3/7

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