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Cheap flights from Buenos Aires to San Francisco from $422

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 3/19. 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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0 bags

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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.
United Airlines Logo
9:00 pm - 7:16 am
EZE
-
SFO
38h 16m
1 stop
United Airlines Logo
12:45 am - 8:00 am
SFO
-
EZE
27h 15m
1 stop
$963United Airlines
Sun, Apr 19 - Thu, Apr 30
Avianca Logo
4:50 pm - 6:25 am
EZE
-
SFO
41h 35m
3 stops
Avianca Logo
7:45 am - 1:20 am
SFO
-
EZE
37h 35m
3 stops
$964Avianca
Tue, Jun 23 - Mon, Jul 6
Avianca Logo
7:00 am - 10:35 pm
AEP
-
SFO
19h 35m
2 stops
Avianca Logo
11:55 pm - 5:40 am
SFO
-
AEP
25h 45m
2 stops
$965Avianca
Tue, Jun 23 - Mon, Jul 6
Multiple Airlines Logo
4:50 pm - 12:50 pm
EZE
-
SFO
48h 00m
2 stops
Multiple Airlines Logo
2:15 pm - 6:21 pm
SFO
-
EZE
24h 06m
3 stops
$966Multiple Airlines
Tue, Apr 14 - Tue, Apr 28
Multiple Airlines Logo
9:30 pm - 11:55 pm
AEP
-
SFO
30h 25m
3 stops
Multiple Airlines Logo
2:15 pm - 4:00 pm
SFO
-
AEP
21h 45m
2 stops
$966Multiple Airlines
Fri, May 8 - Fri, May 22
American Airlines Logo
8:55 pm - 7:50 pm
EZE
-
SFO
26h 55m
1 stop
American Airlines Logo
12:12 pm - 8:50 am
SFO
-
EZE
16h 38m
1 stop
$967American Airlines
Sat, Jun 6 - Mon, Sep 7
LATAM Airlines Logo
8:10 pm - 7:09 pm
EZE
-
SFO
26h 59m
1 stop
LATAM Airlines Logo
2:00 pm - 9:45 am
SFO
-
EZE
15h 45m
1 stop
$970LATAM Airlines
Thu, Apr 16 - Tue, Apr 28
American Airlines Logo
8:55 pm - 7:50 pm
EZE
-
SFO
26h 55m
1 stop
American Airlines Logo
7:00 am - 7:15 am
SFO
-
EZE
20h 15m
2 stops
$971American Airlines
Sat, Jun 6 - Mon, Sep 7
Delta Logo
11:55 pm - 7:19 pm
EZE
-
SFO
23h 24m
1 stop
Delta Logo
12:06 pm - 9:45 am
SFO
-
EZE
17h 39m
1 stop
$974Delta
Thu, Mar 26 - Wed, Apr 8
LATAM Airlines Logo
3:45 pm - 12:49 pm
AEP
-
SFO
25h 04m
2 stops
LATAM Airlines Logo
2:00 pm - 4:00 pm
SFO
-
AEP
22h 00m
2 stops
$983LATAM Airlines
Thu, Apr 9 - Thu, Apr 16

United Airlines flights from Buenos Aires to San Francisco

Our best United Airlines deals on Buenos Aires to San Francisco flight tickets
United Airlines
Apr 19
EZE9:00 pmBuenos Aires Ministro Pistarini
38h 16m
1 stop
SFO7:16 amSan Francisco
Apr 30
SFO12:45 amSan Francisco
27h 15m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
$963
United Airlines
Apr 9
EZE9:00 pmBuenos Aires Ministro Pistarini
38h 16m
1 stop
SFO7:16 amSan Francisco
May 16
SFO4:45 pmSan Francisco
35h 15m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
$979
United Airlines
Mar 23
EZE9:05 pmBuenos Aires Ministro Pistarini
19h 37m
1 stop
SFO12:42 pmSan Francisco
Apr 13
SFO12:35 pmSan Francisco
15h 25m
1 stop
EZE8:00 amBuenos Aires Ministro Pistarini
$1,003

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 16
EZE7:21 pmBuenos Aires Ministro Pistarini
27h 38m
2 stops
SFO6:59 pmSan Francisco
Apr 29
SFO2:00 pmSan Francisco
15h 45m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$970
LATAM Airlines
Apr 14
AEP5:05 pmBuenos Aires Jorge Newbery
25h 39m
2 stops
SFO2:44 pmSan Francisco
Apr 28
SFO9:20 amSan Francisco
24h 40m
2 stops
AEP2:00 pmBuenos Aires Jorge Newbery
$983
LATAM Airlines
Apr 24
EZE7:45 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO11:10 pmSan Francisco
May 9
SFO1:45 pmSan Francisco
16h 00m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
$999

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 February 27, 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

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sun 4/19

9:00 pm-7:16 am

1 stop38h 16m

San Francisco

Thu 4/30

12:45 am-8:00 am

1 stop27h 15m

$963

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Tue 6/23

4:50 pm-6:25 am

3 stops41h 35m

San Francisco

Mon 7/6

7:45 am-1:20 am

3 stops37h 35m

$964

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Tue 6/23

7:00 am-10:35 pm

2 stops19h 35m

San Francisco

Mon 7/6

11:55 pm-5:40 am

2 stops25h 45m

$965

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Tue 4/14

4:50 pm-12:50 pm

2 stops48h 00m

San Francisco

Tue 4/28

2:15 pm-6:21 pm

3 stops24h 06m

$966

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Fri 5/8

9:30 pm-11:55 pm

3 stops30h 25m

San Francisco

Fri 5/22

2:15 pm-4:00 pm

2 stops21h 45m

$966

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sat 6/6

8:55 pm-7:50 pm

1 stop26h 55m

San Francisco

Mon 9/7

12:12 pm-8:50 am

1 stop16h 38m

$967

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Thu 4/16

8:10 pm-7:09 pm

1 stop26h 59m

San Francisco

Tue 4/28

2:00 pm-9:45 am

1 stop15h 45m

$970

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sat 6/6

8:55 pm-7:50 pm

1 stop26h 55m

San Francisco

Mon 9/7

7:00 am-7:15 am

2 stops20h 15m

$971

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Thu 3/26

11:55 pm-7:19 pm

1 stop23h 24m

San Francisco

Wed 4/8

12:06 pm-9:45 am

1 stop17h 39m

$974

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Thu 4/9

3:45 pm-12:49 pm

2 stops25h 04m

San Francisco

Thu 4/16

2:00 pm-4:00 pm

2 stops22h 00m

$983

Flights are sorted by cheapest round-trip flights 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.

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 $1,173 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 $994 on momondo.

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

You could potentially save up to 28% 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 February 2026, prices for Buenos Aires to San Francisco flights are approximately 8% 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

18h 29m

Direct flights

None
The fastest flight from Buenos Aires to San Francisco takes 18h 29m
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 18h 29m 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
2,497 reviews
Search Avianca flights
Copa AirlinesPriceFrom $751Free CancellationRating
7.5
1,557 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $763Free CancellationRating
7.4
9,351 reviews
Search United Airlines flights
American AirlinesPriceFrom $919Free CancellationRating
7.2
11,357 reviews
Search American Airlines flights
DeltaPriceFrom $1,076Free CancellationRating
7.9
8,242 reviews
Search Delta 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
Walnut Creek
Hayward
Santa Clara
Big Sur
Berkeley
Calistoga
Fremont
Half Moon Bay
Vallejo
Daly City
Salinas
South San Francisco
Milpitas
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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