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Cheap flights from Buenos Aires to San Francisco from $382

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Buenos Aires to San Francisco departing on 3/5. 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 Buenos Aires to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
Avianca Logo
4:55 pm - 10:50 pm
EZE
-
SFO
33h 55m2 stops
Avianca Logo
12:10 am - 1:35 am
SFO
-
EZE
21h 25m2 stops
$821Avianca
Sun, Mar 15 - Mon, Mar 23
Avianca Logo
7:30 am - 9:50 pm
EZE
-
SFO
19h 20m2 stops
Avianca Logo
1:35 am - 5:50 am
SFO
-
EZE
23h 15m2 stops
$826Avianca
Thu, Feb 26 - Thu, Mar 5
Avianca Logo
7:00 am - 10:50 pm
AEP
-
SFO
19h 50m2 stops
Avianca Logo
12:10 am - 5:40 am
SFO
-
AEP
25h 30m2 stops
$847Avianca
Sun, Mar 15 - Mon, Mar 23
Air Canada Logo
4:45 pm - 9:22 pm
EZE
-
SFO
32h 37m2 stops
Air Canada Logo
8:10 am - 2:30 pm
SFO
-
EZE
26h 20m2 stops
$875Air Canada
Wed, Mar 25 - Sun, Apr 5
Air Canada Logo
4:45 pm - 9:39 pm
EZE
-
SFO
32h 54m2 stops
Air Canada Logo
8:10 am - 2:30 pm
SFO
-
EZE
26h 20m3 stops
$879Air Canada
Wed, Mar 25 - Sun, Apr 5
Multiple Airlines Logo
12:10 am - 11:20 pm
AEP
-
SFO
28h 10m3 stops
Multiple Airlines Logo
1:35 am - 10:00 am
SFO
-
AEP
27h 25m3 stops
$920Multiple Airlines
Wed, Feb 25 - Thu, Mar 5
American Airlines Logo
10:25 pm - 7:47 pm
EZE
-
SFO
25h 22m1 stop
American Airlines Logo
11:56 pm - 5:50 am
SFO
-
EZE
25h 54m1 stop
$946American Airlines
Mon, Mar 23 - Mon, Apr 13
LATAM Airlines Logo
3:40 pm - 12:07 pm
AEP
-
SFO
24h 27m2 stops
LATAM Airlines Logo
2:20 pm - 2:00 pm
SFO
-
AEP
19h 40m2 stops
$1,000LATAM Airlines
Thu, Mar 19 - Mon, Mar 23
LATAM Airlines Logo
8:50 am - 12:07 pm
AEP
-
SFO
31h 17m2 stops
LATAM Airlines Logo
6:00 am - 4:00 pm
SFO
-
AEP
30h 00m2 stops
$1,117LATAM Airlines
Mon, Mar 23 - Mon, Apr 13
Multiple Airlines Logo
5:45 am - 11:20 pm
AEP
-
SFO
22h 35m2 stops
Multiple Airlines Logo
12:42 am - 9:30 am
SFO
-
AEP
27h 48m2 stops
$1,129Multiple Airlines
Wed, Jan 21 - Thu, Jan 29

Avianca flights from Buenos Aires to San Francisco

Our best Avianca deals on Buenos Aires to San Francisco flight tickets
Avianca
Mar 20
EZE7:30 amBuenos Aires Ministro Pistarini
19h 20m
2 stops
SFO10:50 pmSan Francisco
Mar 22
SFO12:10 amSan Francisco
20h 25m
2 stops
EZE12:35 amBuenos Aires Ministro Pistarini
$821
Find similar
Avianca
Feb 26
EZE7:30 amBuenos Aires Ministro Pistarini
19h 20m
2 stops
SFO9:50 pmSan Francisco
Mar 5
SFO1:35 amSan Francisco
23h 15m
2 stops
EZE5:50 amBuenos Aires Ministro Pistarini
$826
Find similar
Avianca
Mar 20
AEP7:00 amBuenos Aires Jorge Newbery
19h 50m
2 stops
SFO10:50 pmSan Francisco
Mar 22
SFO12:10 amSan Francisco
25h 30m
2 stops
AEP5:40 amBuenos Aires Jorge Newbery
$847
Find similar

LATAM Airlines flights from Buenos Aires to San Francisco

Our best LATAM Airlines deals on Buenos Aires to San Francisco flight tickets
LATAM Airlines
Mar 23
EZE7:43 pmBuenos Aires Ministro Pistarini
20h 24m
2 stops
SFO12:07 pmSan Francisco
Apr 24
SFO1:45 pmSan Francisco
16h 00m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$980
Find similar
LATAM Airlines
Mar 19
EZE11:55 pmBuenos Aires Ministro Pistarini
21h 12m
1 stop
SFO5:07 pmSan Francisco
Mar 23
SFO8:55 amSan Francisco
20h 20m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
$997
Find similar
LATAM Airlines
Jan 14
EZE7:45 amBuenos Aires Ministro Pistarini
20h 40m
2 stops
SFO11:25 pmSan Francisco
Jan 27
SFO5:55 amSan Francisco
22h 20m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
$1,000
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Buenos Aires to San Francisco 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 December 18, 2025.
Use the filters below to find and compare flights from Buenos Aires to San Francisco that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sun 3/15

4:55 pm-10:50 pm

2 stops33h 55m

San Francisco

Mon 3/23

12:10 am-1:35 am

2 stops21h 25m

$821

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Thu 2/26

7:30 am-9:50 pm

2 stops19h 20m

San Francisco

Thu 3/5

1:35 am-5:50 am

2 stops23h 15m

$826

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Sun 3/15

7:00 am-10:50 pm

2 stops19h 50m

San Francisco

Mon 3/23

12:10 am-5:40 am

2 stops25h 30m

$847

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 3/25

4:45 pm-9:22 pm

2 stops32h 37m

San Francisco

Sun 4/5

8:10 am-2:30 pm

2 stops26h 20m

$875

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 3/25

4:45 pm-9:39 pm

2 stops32h 54m

San Francisco

Sun 4/5

8:10 am-2:30 pm

3 stops26h 20m

$879

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Wed 2/25

12:10 am-11:20 pm

3 stops28h 10m

San Francisco

Thu 3/5

1:35 am-10:00 am

3 stops27h 25m

$920

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Mon 3/23

10:25 pm-7:47 pm

1 stop25h 22m

San Francisco

Mon 4/13

11:56 pm-5:50 am

1 stop25h 54m

$946

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Thu 3/19

3:40 pm-12:07 pm

2 stops24h 27m

San Francisco

Mon 3/23

2:20 pm-2:00 pm

2 stops19h 40m

$1,000

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Mon 3/23

8:50 am-12:07 pm

2 stops31h 17m

San Francisco

Mon 4/13

6:00 am-4:00 pm

2 stops30h 00m

$1,117

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Wed 1/21

5:45 am-11:20 pm

2 stops22h 35m

San Francisco

Thu 1/29

12:42 am-9:30 am

2 stops27h 48m

$1,129

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 San Francisco from

How to get the cheapest flight ticket from Buenos Aires to San Francisco

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 Buenos Aires and San Francisco?

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of April, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,036.

What is the cheapest day to depart on your flight to San Francisco?

The cheapest day to depart from Buenos Aires to San Francisco is on a Tuesday when prices can be found for as low as $1,046. The most expensive day to fly to San Francisco is Saturday, with ticket prices averaging around $1,248.

What is the cheapest time of day to depart on your flight to San Francisco?

Our data shows that the cheapest Buenos Aires to San Francisco flights are usually those with departure times at noon. Our users have found flights to San Francisco at noon for as low as $1,030. Flights in the evening are often more expensive with an average ticket price of $1,163.

How far in advance should I book a flight to San Francisco?

You are more likely to see cheaper flights to San Francisco from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to San Francisco 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 San Francisco from Buenos Aires for as low as $912 on momondo.

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

You could potentially save up to 32% on your flight if you consider stops on a Buenos Aires to San Francisco flight.

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

As of December 2025, prices for Buenos Aires to San Francisco flights are approximately 35% cheaper when compared to flights at the same time last year.

When to book flights from Buenos Aires to San Francisco

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

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

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

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from Buenos Aires to San Francisco takes 17h 55m
There are no direct flights from Buenos Aires to San Francisco. There are no popular flight routes from Buenos Aires to San Francisco.
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  • How far is Buenos Aires to San Francisco by plane?

    San Francisco is 6464.7 mi away from Buenos Aires. Typically, this will take 17h 55m by plane in normal conditions.

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

    Prices for flights from Buenos Aires to San Francisco Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Buenos Aires to San Francisco Airport.

  • What documentation or ID do you need to fly to San Francisco Airport?

    The travel and health documents you'll need for your trip to San Francisco Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Francisco Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Buenos Aires to San Francisco

Compare and see reviews for airlines that fly from Buenos Aires to San Francisco with momondo
Airline
Rating
Free Cancellation
Price
AviancaPriceFrom $731Free CancellationRating
6.6
2,490 reviews
Search Avianca flights
United AirlinesPriceFrom $763Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
American AirlinesPriceFrom $919Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $984Free CancellationRating
7.9
8,009 reviews
Search Delta flights
Copa AirlinesPriceFrom $1,008Free CancellationRating
7.6
1,556 reviews
Search Copa Airlines flights

Traveling to a place near San Francisco?

Book flights to San Francisco if you plan to visit one of these locations
Santa Cruz
Carmel-by-the-Sea
Modesto
Sonoma
Bodega Bay
Roseville
Hayward
Calistoga
Big Sur
Berkeley
Santa Clara
Walnut Creek
Fremont
Daly City
Half Moon Bay
Vallejo
Salinas
Livermore
Sunnyvale
Turlock

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from Buenos Aires.

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

Yes. momondo allows you to filter the results for Buenos Aires to San Francisco flights to just show those with flexible booking policies.

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

Once all potential Buenos Aires to San Francisco flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from Buenos Aires and alert you when they change.

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