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Cheap flights from Buenos Aires to San Francisco from $386

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 4/15. 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
1:40 am - 10:50 pm
EZE
-
SFO
25h 10m2 stops
Avianca Logo
2:20 pm - 3:50 pm
SFO
-
EZE
21h 30m2 stops
$821Avianca
Sat, Mar 14 - Tue, Mar 24
Air Canada Logo
4:45 pm - 9:22 pm
EZE
-
SFO
32h 37m2 stops
Air Canada Logo
8:10 am - 2:25 pm
SFO
-
EZE
26h 15m2 stops
$875Air Canada
Wed, Mar 25 - Sun, Apr 5
Air Canada Logo
4:45 pm - 9:22 pm
EZE
-
SFO
32h 37m3 stops
Air Canada Logo
8:45 am - 2:25 pm
SFO
-
EZE
25h 40m2 stops
$879Air Canada
Wed, Mar 25 - Sun, Apr 5
Air Canada Logo
4:45 pm - 9:22 pm
EZE
-
SFO
32h 37m3 stops
Air Canada Logo
8:10 am - 2:25 pm
SFO
-
EZE
26h 15m3 stops
$882Air Canada
Wed, Mar 25 - Sun, Apr 5
American Airlines Logo
10:25 pm - 5:24 pm
EZE
-
SFO
23h 59m1 stop
American Airlines Logo
11:55 am - 8:25 am
SFO
-
EZE
15h 30m1 stop
$946American Airlines
Fri, Jan 23 - Fri, Jan 30
American Airlines Logo
9:50 pm - 2:35 pm
EZE
-
SFO
20h 45m2 stops
American Airlines Logo
6:07 am - 5:50 am
SFO
-
EZE
19h 43m2 stops
$950American Airlines
Mon, Mar 23 - Mon, Apr 13
LATAM Airlines Logo
3:40 pm - 12:07 pm
AEP
-
SFO
24h 27m2 stops
LATAM Airlines Logo
4:15 pm - 6:30 pm
SFO
-
AEP
22h 15m2 stops
$1,000LATAM Airlines
Mon, Mar 23 - Mon, Apr 13
Multiple Airlines Logo
2:55 pm - 10:50 pm
AEP
-
SFO
35h 55m3 stops
Multiple Airlines Logo
12:10 am - 5:00 am
SFO
-
AEP
24h 50m3 stops
$1,075Multiple Airlines
Sun, Mar 8 - Fri, Mar 13
Multiple Airlines Logo
9:30 pm - 9:50 pm
AEP
-
SFO
29h 20m3 stops
Multiple Airlines Logo
12:42 am - 11:20 am
SFO
-
AEP
29h 38m2 stops
$1,087Multiple Airlines
Sun, Jan 25 - Sat, Jan 31
LATAM Airlines Logo
8:25 pm - 2:46 pm
AEP
-
SFO
22h 21m2 stops
LATAM Airlines Logo
8:55 am - 10:30 am
SFO
-
AEP
21h 35m2 stops
$1,214LATAM Airlines
Tue, Mar 17 - Fri, Mar 27

Avianca flights from Buenos Aires to San Francisco

Our best Avianca deals on Buenos Aires to San Francisco flight tickets
Avianca
Mar 14
EZE1:40 amBuenos Aires Ministro Pistarini
25h 10m
2 stops
SFO10:50 pmSan Francisco
Mar 24
SFO2:20 pmSan Francisco
21h 30m
2 stops
EZE3:50 pmBuenos Aires Ministro Pistarini
$821
Find similar
Avianca
Mar 15
EZE4:55 pmBuenos Aires Ministro Pistarini
24h 05m
3 stops
SFO1:00 pmSan Francisco
Mar 24
SFO2:20 pmSan Francisco
21h 30m
2 stops
EZE3:50 pmBuenos Aires Ministro Pistarini
$927
Find similar
Avianca
Mar 8
EZE7:30 amBuenos Aires Ministro Pistarini
19h 20m
2 stops
SFO10:50 pmSan Francisco
Mar 14
SFO2:20 pmSan Francisco
30h 15m
2 stops
EZE12:35 amBuenos Aires Ministro Pistarini
$967
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
Apr 14
EZE7:35 amBuenos Aires Ministro Pistarini
19h 37m
2 stops
SFO11:12 pmSan Francisco
Apr 20
SFO1:45 pmSan Francisco
16h 00m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$958
Find similar
LATAM Airlines
Mar 23
EZE7:43 pmBuenos Aires Ministro Pistarini
20h 24m
2 stops
SFO12:07 pmSan Francisco
Apr 13
SFO11:30 amSan Francisco
20h 00m
2 stops
EZE11:30 amBuenos Aires Ministro Pistarini
$980
Find similar
LATAM Airlines
Feb 3
EZE12:15 pmBuenos Aires Ministro Pistarini
34h 28m
2 stops
SFO5:43 pmSan Francisco
Feb 15
SFO6:00 amSan Francisco
22h 00m
1 stop
EZE9:00 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 11, 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

Sat 3/14

1:40 am-10:50 pm

2 stops25h 10m

San Francisco

Tue 3/24

2:20 pm-3:50 pm

2 stops21h 30m

$821

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-2:25 pm

2 stops26h 15m

$875

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 3/25

4:45 pm-9:22 pm

3 stops32h 37m

San Francisco

Sun 4/5

8:45 am-2:25 pm

2 stops25h 40m

$879

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 3/25

4:45 pm-9:22 pm

3 stops32h 37m

San Francisco

Sun 4/5

8:10 am-2:25 pm

3 stops26h 15m

$882

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Fri 1/23

10:25 pm-5:24 pm

1 stop23h 59m

San Francisco

Fri 1/30

11:55 am-8:25 am

1 stop15h 30m

$946

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Mon 3/23

9:50 pm-2:35 pm

2 stops20h 45m

San Francisco

Mon 4/13

6:07 am-5:50 am

2 stops19h 43m

$950

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Mon 3/23

3:40 pm-12:07 pm

2 stops24h 27m

San Francisco

Mon 4/13

4:15 pm-6:30 pm

2 stops22h 15m

$1,000

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Sun 3/8

2:55 pm-10:50 pm

3 stops35h 55m

San Francisco

Fri 3/13

12:10 am-5:00 am

3 stops24h 50m

$1,075

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Sun 1/25

9:30 pm-9:50 pm

3 stops29h 20m

San Francisco

Sat 1/31

12:42 am-11:20 am

2 stops29h 38m

$1,087

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Tue 3/17

8:25 pm-2:46 pm

2 stops22h 21m

San Francisco

Fri 3/27

8:55 am-10:30 am

2 stops21h 35m

$1,214

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 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
2,478 reviews
Search Avianca flights
United AirlinesPriceFrom $763Free CancellationRating
7.4
9,095 reviews
Search United Airlines flights
American AirlinesPriceFrom $919Free CancellationRating
7.2
11,048 reviews
Search American Airlines flights
DeltaPriceFrom $984Free CancellationRating
7.9
8,008 reviews
Search Delta flights
Copa AirlinesPriceFrom $1,008Free CancellationRating
7.6
1,558 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
Big Sur
Calistoga
Santa Clara
Walnut Creek
Berkeley
Daly City
Fremont
Half Moon Bay
Vallejo
Salinas
Livermore
Turlock
Sunnyvale

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.

An easier way to manage your San Francisco trip

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