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Cheap flights from San Francisco to Buenos Aires from $302

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 11/23. 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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LATAM Airlines Logo
8:55 am - 9:15 amSFO-EZE
19h 20m2 stops
LATAM Airlines Logo
7:45 am - 11:37 pmEZE-SFO
20h 52m2 stops
$906LATAM Airlines
Find Deal
Tue, Jan 13 - Tue, Feb 3
United Airlines Logo
12:43 am - 7:20 amSFO-EZE
25h 37m1 stop
United Airlines Logo
10:05 pm - 7:00 pmEZE-SFO
25h 55m1 stop
$909United Airlines
Find Deal
Mon, Dec 1 - Tue, Feb 3
Delta Logo
8:15 am - 7:20 amSFO-EZE
18h 05m1 stop
Delta Logo
8:55 pm - 12:55 pmEZE-SFO
21h 00m1 stop
$911Delta
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Wed, Nov 26 - Tue, Feb 3
American Airlines Logo
12:59 am - 8:20 amSFO-EZE
26h 21m1 stop
American Airlines Logo
9:40 pm - 12:21 pmEZE-SFO
19h 41m2 stops
$913American Airlines
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Sun, Nov 30 - Tue, Dec 16
Delta Logo
6:00 am - 9:00 amSFO-EZE
22h 00m1 stop
Delta Logo
8:55 pm - 10:30 amEZE-SFO
18h 35m1 stop
$920Delta
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Thu, Jan 15 - Wed, Jan 28
Avianca Logo
1:35 am - 5:50 amSFO-EZE
23h 15m2 stops
Avianca Logo
7:30 am - 11:20 pmEZE-SFO
20h 50m2 stops
$927Avianca
Find Deal
Sat, Nov 15 - Tue, Dec 16
Copa Airlines Logo
1:54 am - 4:18 amSFO-EZE
22h 24m1 stop
Copa Airlines Logo
9:16 am - 11:40 pmEZE-SFO
18h 24m1 stop
$928Copa Airlines
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Wed, Mar 18 - Wed, Mar 25
American Airlines Logo
12:17 am - 8:25 amSFO-EZE
27h 08m1 stop
American Airlines Logo
9:40 pm - 11:07 amEZE-SFO
18h 27m1 stop
$931American Airlines
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Mon, Jan 12 - Tue, Feb 3
Avianca Logo
11:10 pm - 3:50 pmSFO-EZE
35h 40m2 stops
Avianca Logo
2:40 am - 9:50 pmEZE-SFO
24h 10m2 stops
$946Avianca
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Mon, Dec 1 - Tue, Dec 9
Copa Airlines Logo
1:54 am - 4:10 amSFO-EZE
22h 16m1 stop
Copa Airlines Logo
5:16 am - 6:28 pmEZE-SFO
17h 12m1 stop
$958Copa Airlines
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Tue, Mar 17 - Sun, Mar 22

LATAM Airlines flights from San Francisco to Buenos Aires

Our best LATAM Airlines deals on San Francisco to Buenos Aires flight tickets
LATAM Airlines
Jan 13
SFO8:55 amSan Francisco
19h 20m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
Feb 3
EZE7:45 amBuenos Aires Ministro Pistarini
20h 52m
2 stops
SFO11:37 pmSan Francisco
$906
Find similar
LATAM Airlines
Feb 8
SFO11:02 amSan Francisco
18h 28m
2 stops
AEP10:30 amBuenos Aires Jorge Newbery
Mar 8
AEP8:25 pmBuenos Aires Jorge Newbery
19h 36m
2 stops
SFO12:01 pmSan Francisco
$912
Find similar
LATAM Airlines
Feb 11
SFO8:28 amSan Francisco
19h 47m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
Feb 25
EZE7:43 pmBuenos Aires Ministro Pistarini
19h 21m
2 stops
SFO10:04 amSan Francisco
$915
Find similar

United Airlines flights from San Francisco to Buenos Aires

Our best United Airlines deals on San Francisco to Buenos Aires flight tickets
United Airlines
Dec 1
SFO12:43 amSan Francisco
25h 37m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Feb 3
EZE10:05 pmBuenos Aires Ministro Pistarini
25h 55m
1 stop
SFO7:00 pmSan Francisco
$909
Find similar
United Airlines
Nov 30
SFO11:59 pmSan Francisco
26h 21m
1 stop
EZE7:20 amBuenos Aires Ministro Pistarini
Dec 7
EZE11:55 pmBuenos Aires Ministro Pistarini
17h 14m
1 stop
SFO12:09 pmSan Francisco
$910
Find similar
United Airlines
Nov 30
SFO10:56 pmSan Francisco
29h 24m
1 stop
EZE9:20 amBuenos Aires Ministro Pistarini
Feb 3
EZE11:55 pmBuenos Aires Ministro Pistarini
17h 25m
1 stop
SFO12:20 pmSan Francisco
$932
Find similar

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 November 4, 2025.
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 1/13

8:55 am-9:15 am

2 stops19h 20m

Buenos Aires Ministro Pistarini

Tue 2/3

7:45 am-11:37 pm

2 stops20h 52m

$906

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 12/1

12:43 am-7:20 am

1 stop25h 37m

Buenos Aires Ministro Pistarini

Tue 2/3

10:05 pm-7:00 pm

1 stop25h 55m

$909

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Wed 11/26

8:15 am-7:20 am

1 stop18h 05m

Buenos Aires Ministro Pistarini

Tue 2/3

8:55 pm-12:55 pm

1 stop21h 00m

$911

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sun 11/30

12:59 am-8:20 am

1 stop26h 21m

Buenos Aires Ministro Pistarini

Tue 12/16

9:40 pm-12:21 pm

2 stops19h 41m

$913

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Thu 1/15

6:00 am-9:00 am

1 stop22h 00m

Buenos Aires Ministro Pistarini

Wed 1/28

8:55 pm-10:30 am

1 stop18h 35m

$920

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Sat 11/15

1:35 am-5:50 am

2 stops23h 15m

Buenos Aires Ministro Pistarini

Tue 12/16

7:30 am-11:20 pm

2 stops20h 50m

$927

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Wed 3/18

1:54 am-4:18 am

1 stop22h 24m

Buenos Aires Ministro Pistarini

Wed 3/25

9:16 am-11:40 pm

1 stop18h 24m

$928

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 1/12

12:17 am-8:25 am

1 stop27h 08m

Buenos Aires Ministro Pistarini

Tue 2/3

9:40 pm-11:07 am

1 stop18h 27m

$931

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Mon 12/1

11:10 pm-3:50 pm

2 stops35h 40m

Buenos Aires Ministro Pistarini

Tue 12/9

2:40 am-9:50 pm

2 stops24h 10m

$946

San FranciscoBuenos Aires

SFO - EZE

SFOEZE

San Francisco

Tue 3/17

1:54 am-4:10 am

1 stop22h 16m

Buenos Aires Ministro Pistarini

Sun 3/22

5:16 am-6:28 pm

1 stop17h 12m

$958

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.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from San Francisco is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,176. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Saturday is $1,303.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from San Francisco to Buenos Aires during this time can be as low as $1,053. Try not to purchase tickets at noon because they tend to be around $1,341. Of course, these prices can vary depending on the time of year and what airport you fly to.

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 $1,239 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 $1,214 on momondo.

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

You could potentially save up to 18% 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 November 2025, prices for San Francisco to Buenos Aires flights are approximately 39% 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

Direct flights

None
There are no direct flights from San Francisco to Buenos Aires. There are no popular flight routes from San Francisco to Buenos Aires.
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  • 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 23m 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
LATAM AirlinesPriceFrom $658Free CancellationRating
7.5
1,874 reviews
Search LATAM Airlines flights
AviancaPriceFrom $744Free CancellationRating
6.6
2,471 reviews
Search Avianca flights
DeltaPriceFrom $875Free CancellationRating
7.9
8,003 reviews
Search Delta flights
United AirlinesPriceFrom $979Free CancellationRating
7.4
9,002 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $987Free CancellationRating
7.6
1,562 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $1,071Free CancellationRating
7.2
11,040 reviews
Search American Airlines flights
AeromexicoPriceFrom $1,119Free CancellationRating
7.4
1,673 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