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Cheap flights from San Francisco to Buenos Aires from $354

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 8/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Francisco to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:15 pm - 9:40 am
SFO
-
EZE
30h 25m
2 stops
Multiple Airlines Logo
4:50 pm - 12:50 pm
EZE
-
SFO
24h 00m
2 stops
$894Multiple Airlines
Tue, Aug 11 - Tue, Aug 25
Multiple Airlines Logo
1:12 am - 4:36 am
SFO
-
EZE
23h 24m
1 stop
Multiple Airlines Logo
7:21 pm - 11:55 pm
EZE
-
SFO
32h 34m
3 stops
$914Multiple Airlines
Sun, Aug 23 - Mon, Aug 31
Multiple Airlines Logo
1:00 pm - 12:05 am
SFO
-
EZE
31h 05m
3 stops
Multiple Airlines Logo
7:37 pm - 10:35 pm
EZE
-
SFO
30h 58m
3 stops
$918Multiple Airlines
Tue, Aug 11 - Tue, Aug 25
Multiple Airlines Logo
11:55 pm - 9:25 pm
SFO
-
EZE
17h 30m
1 stop
Multiple Airlines Logo
7:10 am - 10:35 pm
EZE
-
SFO
19h 25m
2 stops
$942Multiple Airlines
Tue, Aug 11 - Tue, Aug 25
Multiple Airlines Logo
8:23 pm - 7:57 am
SFO
-
EZE
31h 34m
2 stops
Multiple Airlines Logo
8:59 am - 11:40 pm
EZE
-
SFO
18h 41m
1 stop
$948Multiple Airlines
Tue, Aug 18 - Mon, Sep 7
Multiple Airlines Logo
1:12 am - 10:26 pm
SFO
-
EZE
17h 14m
1 stop
Multiple Airlines Logo
7:21 pm - 10:35 pm
EZE
-
SFO
31h 14m
3 stops
$964Multiple Airlines
Mon, Aug 17 - Mon, Sep 7
Multiple Airlines Logo
1:12 am - 4:36 am
SFO
-
EZE
23h 24m
1 stop
Multiple Airlines Logo
12:15 pm - 12:50 pm
EZE
-
SFO
28h 35m
3 stops
$966Multiple Airlines
Sun, Aug 16 - Tue, Sep 1
Multiple Airlines Logo
1:12 am - 8:30 am
SFO
-
EZE
27h 18m
2 stops
Multiple Airlines Logo
7:21 pm - 11:55 pm
EZE
-
SFO
32h 34m
3 stops
$967Multiple Airlines
Sun, Aug 23 - Mon, Aug 31
Multiple Airlines Logo
1:12 am - 2:30 am
SFO
-
EZE
21h 18m
1 stop
Multiple Airlines Logo
7:21 pm - 11:55 pm
EZE
-
SFO
32h 34m
3 stops
$970Multiple Airlines
Sun, Aug 16 - Mon, Aug 31
Multiple Airlines Logo
11:30 am - 9:25 pm
SFO
-
EZE
53h 55m
2 stops
Multiple Airlines Logo
1:35 am - 10:35 pm
EZE
-
SFO
25h 00m
2 stops
$973Multiple Airlines
Tue, Aug 11 - Mon, Aug 24

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Copa Airlines flights from San Francisco to Buenos Aires

Our best Copa Airlines deals on San Francisco to Buenos Aires flight tickets
Copa Airlines
Aug 17
SFO1:12 amSan Francisco
26h 45m
1 stop
EZE7:57 amBuenos Aires Ministro Pistarini
Sep 6
EZE3:48 amBuenos Aires Ministro Pistarini
23h 52m
1 stop
SFO11:40 pmSan Francisco
$994
Copa Airlines
Sep 21
SFO1:12 amSan Francisco
23h 24m
1 stop
EZE4:36 amBuenos Aires Ministro Pistarini
Oct 7
EZE3:48 amBuenos Aires Ministro Pistarini
18h 22m
1 stop
SFO6:10 pmSan Francisco
$1,004
Copa Airlines
Aug 16
SFO1:12 amSan Francisco
21h 18m
1 stop
EZE2:30 amBuenos Aires Ministro Pistarini
Aug 31
EZE2:49 pmBuenos Aires Ministro Pistarini
36h 51m
1 stop
SFO11:40 pmSan Francisco
$1,007

American Airlines flights from San Francisco to Buenos Aires

Our best American Airlines deals on San Francisco to Buenos Aires flight tickets
American Airlines
Aug 21
SFO7:00 amSan Francisco
20h 15m
2 stops
EZE7:15 amBuenos Aires Ministro Pistarini
Sep 28
EZE10:15 pmBuenos Aires Ministro Pistarini
18h 55m
2 stops
SFO1:10 pmSan Francisco
$1,020
American Airlines
Jul 19
SFO10:09 amSan Francisco
18h 41m
2 stops
EZE8:50 amBuenos Aires Ministro Pistarini
Aug 9
EZE10:30 pmBuenos Aires Ministro Pistarini
21h 32m
2 stops
SFO4:02 pmSan Francisco
$1,039
American Airlines
Jul 15
SFO10:15 amSan Francisco
20h 50m
1 stop
EZE11:05 amBuenos Aires Ministro Pistarini
Jul 29
EZE10:00 pmBuenos Aires Ministro Pistarini
19h 08m
2 stops
SFO1:08 pmSan Francisco
$1,069

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 July 13, 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

Cheapest round-trip

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 8/11

11:15 pm-9:40 am

2 stops30h 25m

Buenos Aires Ministro Pistarini

Tue 8/25

4:50 pm-12:50 pm

2 stops24h 00m

$894

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 8/23

1:12 am-4:36 am

1 stop23h 24m

Buenos Aires Ministro Pistarini

Mon 8/31

7:21 pm-11:55 pm

3 stops32h 34m

$914

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 8/11

1:00 pm-12:05 am

3 stops31h 05m

Buenos Aires Ministro Pistarini

Tue 8/25

7:37 pm-10:35 pm

3 stops30h 58m

$918
Quickest round-trip

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 8/11

11:55 pm-9:25 pm

1 stop17h 30m

Buenos Aires Ministro Pistarini

Tue 8/25

7:10 am-10:35 pm

2 stops19h 25m

$942

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 8/18

8:23 pm-7:57 am

2 stops31h 34m

Buenos Aires Ministro Pistarini

Mon 9/7

8:59 am-11:40 pm

1 stop18h 41m

$948

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 8/17

1:12 am-10:26 pm

1 stop17h 14m

Buenos Aires Ministro Pistarini

Mon 9/7

7:21 pm-10:35 pm

3 stops31h 14m

$964

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 8/16

1:12 am-4:36 am

1 stop23h 24m

Buenos Aires Ministro Pistarini

Tue 9/1

12:15 pm-12:50 pm

3 stops28h 35m

$966

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 8/23

1:12 am-8:30 am

2 stops27h 18m

Buenos Aires Ministro Pistarini

Mon 8/31

7:21 pm-11:55 pm

3 stops32h 34m

$967

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 8/16

1:12 am-2:30 am

1 stop21h 18m

Buenos Aires Ministro Pistarini

Mon 8/31

7:21 pm-11:55 pm

3 stops32h 34m

$970

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 8/11

11:30 am-9:25 pm

2 stops53h 55m

Buenos Aires Ministro Pistarini

Mon 8/24

1:35 am-10:35 pm

2 stops25h 00m

$973

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 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 April. Flight prices, which tend to average around $285, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Buenos Aires from San Francisco during June instead. Flights to Buenos Aires in June, while not as cheap as those in April, still average around $500.

How far in advance should I book a flight from San Francisco 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 $1,236 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 $1,093 on momondo.

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

You could potentially save up to 27% 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 July 2026, prices for San Francisco to Buenos Aires flights are approximately 61% 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

17h 35m

Direct flights

None
The fastest flight from San Francisco to Buenos Aires takes 17h 35m
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

Frequently asked questions about flying 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 6463.8 mi. Typically, this will take 17h 35m 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 $284Free CancellationRating
6.5
2,521 reviews
Search Avianca flights
DeltaPriceFrom $875Free CancellationRating
7.8
8,471 reviews
Search Delta flights
LATAM AirlinesPriceFrom $893Free CancellationRating
7.4
1,954 reviews
Search LATAM Airlines flights
Copa AirlinesPriceFrom $907Free CancellationRating
7.6
1,559 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $969Free CancellationRating
7.4
9,985 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,016Free CancellationRating
7.1
11,816 reviews
Search American Airlines flights
AeromexicoPriceFrom $1,130Free CancellationRating
7.4
1,477 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