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Cheap flights from Buenos Aires to San Francisco from $378

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 9/24. 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 Buenos Aires to San Francisco

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
10:00 pm - 10:28 pm
EZE
-
SFO
28h 28m
1 stop
American Airlines Logo
5:29 am - 7:15 am
SFO
-
EZE
21h 46m
1 stop
$841American Airlines
Sun, Jul 12 - Wed, Jul 15
American Airlines Logo
8:30 pm - 12:19 pm
EZE
-
SFO
19h 49m
2 stops
American Airlines Logo
8:15 am - 7:15 am
SFO
-
EZE
19h 00m
2 stops
$846American Airlines
Sun, Jul 12 - Wed, Jul 15
American Airlines Logo
10:35 pm - 10:34 pm
EZE
-
SFO
27h 59m
1 stop
American Airlines Logo
10:15 am - 11:05 am
SFO
-
EZE
20h 50m
1 stop
$856American Airlines
Wed, Jul 8 - Wed, Jul 15
American Airlines Logo
10:35 pm - 10:34 pm
EZE
-
SFO
27h 59m
1 stop
American Airlines Logo
8:15 am - 7:15 am
SFO
-
EZE
19h 00m
2 stops
$860American Airlines
Wed, Jul 8 - Wed, Jul 15
Multiple Airlines Logo
9:30 pm - 10:35 pm
AEP
-
SFO
29h 05m
3 stops
Multiple Airlines Logo
2:15 pm - 9:20 pm
SFO
-
AEP
27h 05m
3 stops
$865Multiple Airlines
Thu, Aug 27 - Mon, Aug 31
American Airlines Logo
8:30 pm - 10:24 am
EZE
-
SFO
17h 54m
1 stop
American Airlines Logo
11:20 pm - 7:15 am
SFO
-
EZE
27h 55m
1 stop
$884American Airlines
Mon, Jul 13 - Tue, Jul 21
Avianca Logo
7:10 am - 10:35 pm
EZE
-
SFO
19h 25m
2 stops
Avianca Logo
11:55 pm - 12:25 am
SFO
-
EZE
20h 30m
2 stops
$903Avianca
Thu, Oct 1 - Fri, Oct 9
Avianca Logo
7:00 am - 6:25 am
AEP
-
SFO
27h 25m
3 stops
Avianca Logo
11:55 pm - 5:40 am
SFO
-
AEP
25h 45m
2 stops
$940Avianca
Wed, Aug 5 - Sun, Aug 23
LATAM Airlines Logo
3:45 pm - 2:55 pm
AEP
-
SFO
27h 10m
2 stops
LATAM Airlines Logo
1:45 pm - 4:00 pm
SFO
-
AEP
22h 15m
2 stops
$958LATAM Airlines
Mon, Aug 10 - Mon, Aug 17
LATAM Airlines Logo
3:45 pm - 2:55 pm
AEP
-
SFO
27h 10m
2 stops
LATAM Airlines Logo
7:13 am - 8:30 am
SFO
-
AEP
21h 17m
2 stops
$965LATAM Airlines
Tue, Aug 11 - Tue, Aug 18

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Avianca flights from Buenos Aires to San Francisco

Our best Avianca deals on Buenos Aires to San Francisco flight tickets
Avianca
Oct 1
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
Oct 9
SFO11:55 pmSan Francisco
20h 30m
2 stops
EZE12:25 amBuenos Aires Ministro Pistarini
$903
Avianca
Sep 29
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
Oct 12
SFO11:55 pmSan Francisco
20h 30m
2 stops
EZE12:25 amBuenos Aires Ministro Pistarini
$916
Avianca
Aug 5
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
Aug 23
SFO11:55 pmSan Francisco
20h 30m
2 stops
EZE12:25 amBuenos Aires Ministro Pistarini
$929

Copa Airlines flights from Buenos Aires to San Francisco

Our best Copa Airlines deals on Buenos Aires to San Francisco flight tickets
Copa Airlines
Jul 6
EZE2:49 pmBuenos Aires Ministro Pistarini
31h 11m
1 stop
SFO6:00 pmSan Francisco
Jul 8
SFO1:12 amSan Francisco
21h 18m
1 stop
EZE2:30 amBuenos Aires Ministro Pistarini
$897
Copa Airlines
Sep 30
EZE8:59 amBuenos Aires Ministro Pistarini
18h 41m
1 stop
SFO11:40 pmSan Francisco
Nov 3
SFO7:36 pmSan Francisco
26h 58m
1 stop
EZE3:34 amBuenos Aires Ministro Pistarini
$946
Copa Airlines
Jul 3
EZE2:49 pmBuenos Aires Ministro Pistarini
36h 51m
1 stop
SFO11:40 pmSan Francisco
Jul 12
SFO8:16 pmSan Francisco
22h 11m
1 stop
EZE10:27 pmBuenos Aires Ministro Pistarini
$950

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 June 28, 2026.
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

Cheapest round-trip

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sun 7/12

10:00 pm-10:28 pm

1 stop28h 28m

San Francisco

Wed 7/15

5:29 am-7:15 am

1 stop21h 46m

$841
Quickest round-trip

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sun 7/12

8:30 pm-12:19 pm

2 stops19h 49m

San Francisco

Wed 7/15

8:15 am-7:15 am

2 stops19h 00m

$846

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 7/8

10:35 pm-10:34 pm

1 stop27h 59m

San Francisco

Wed 7/15

10:15 am-11:05 am

1 stop20h 50m

$856

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 7/8

10:35 pm-10:34 pm

1 stop27h 59m

San Francisco

Wed 7/15

8:15 am-7:15 am

2 stops19h 00m

$860

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Thu 8/27

9:30 pm-10:35 pm

3 stops29h 05m

San Francisco

Mon 8/31

2:15 pm-9:20 pm

3 stops27h 05m

$865

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Mon 7/13

8:30 pm-10:24 am

1 stop17h 54m

San Francisco

Tue 7/21

11:20 pm-7:15 am

1 stop27h 55m

$884

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Thu 10/1

7:10 am-10:35 pm

2 stops19h 25m

San Francisco

Fri 10/9

11:55 pm-12:25 am

2 stops20h 30m

$903

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Wed 8/5

7:00 am-6:25 am

3 stops27h 25m

San Francisco

Sun 8/23

11:55 pm-5:40 am

2 stops25h 45m

$940

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Mon 8/10

3:45 pm-2:55 pm

2 stops27h 10m

San Francisco

Mon 8/17

1:45 pm-4:00 pm

2 stops22h 15m

$958

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Tue 8/11

3:45 pm-2:55 pm

2 stops27h 10m

San Francisco

Tue 8/18

7:13 am-8:30 am

2 stops21h 17m

$965

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 October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $758.

How far in advance should I book a flight from Buenos Aires 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 $1,156 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 $1,034 on momondo.

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

You could potentially save up to 2% 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 June 2026, prices for Buenos Aires to San Francisco flights are approximately 13% more expensive 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 25m

Direct flights

None
The fastest flight from Buenos Aires to San Francisco takes 17h 25m
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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Frequently asked questions about flying from Buenos Aires to San Francisco

  • How far is Buenos Aires to San Francisco by plane?

    San Francisco is 6463.8 mi away from Buenos Aires. Typically, this will take 17h 25m 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
United AirlinesPriceFrom $764Free CancellationRating
7.4
9,895 reviews
Search United Airlines flights
American AirlinesPriceFrom $903Free CancellationRating
7.1
11,772 reviews
Search American Airlines flights
DeltaPriceFrom $916Free CancellationRating
7.8
8,451 reviews
Search Delta flights
Copa AirlinesPriceFrom $958Free CancellationRating
7.6
1,566 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
Bodega Bay
South San Francisco
Sonoma
Fremont
Hayward
Roseville
Walnut Creek
Santa Clara
Berkeley
Vallejo
Salinas
Sunnyvale
Big Sur
Burlingame
Daly City
Milpitas
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.

An easier way to manage your San Francisco trip

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