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Cheap flights from Buenos Aires to San Francisco from $421

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 5/5. 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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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.
American Airlines Logo
10:05 pm - 7:10 pm
EZE
-
SFO
25h 05m
1 stop
American Airlines Logo
11:25 am - 7:05 am
SFO
-
EZE
15h 40m
1 stop
$881American Airlines
Sun, May 31 - Fri, Jun 5
American Airlines Logo
10:35 pm - 10:58 pm
EZE
-
SFO
28h 23m
1 stop
American Airlines Logo
8:00 am - 7:05 am
SFO
-
EZE
19h 05m
1 stop
$884American Airlines
Wed, Jun 3 - Wed, Jun 10
American Airlines Logo
10:05 pm - 7:10 pm
EZE
-
SFO
25h 05m
1 stop
American Airlines Logo
9:04 am - 7:05 am
SFO
-
EZE
18h 01m
2 stops
$885American Airlines
Sun, May 31 - Fri, Jun 5
American Airlines Logo
10:05 pm - 7:10 pm
EZE
-
SFO
25h 05m
1 stop
American Airlines Logo
7:45 am - 7:05 am
SFO
-
EZE
19h 20m
1 stop
$886American Airlines
Fri, Jun 5 - Fri, Jun 19
American Airlines Logo
9:05 pm - 8:45 pm
EZE
-
SFO
27h 40m
1 stop
American Airlines Logo
11:29 pm - 7:05 am
SFO
-
EZE
27h 36m
1 stop
$887American Airlines
Tue, Jun 2 - Tue, Jun 9
American Airlines Logo
8:35 pm - 1:04 pm
EZE
-
SFO
20h 29m
2 stops
American Airlines Logo
8:15 am - 7:05 am
SFO
-
EZE
18h 50m
2 stops
$889American Airlines
Wed, Jun 3 - Wed, Jun 10
LATAM Airlines Logo
3:55 am - 11:41 pm
EZE
-
SFO
23h 46m
2 stops
LATAM Airlines Logo
9:20 am - 11:30 am
SFO
-
EZE
22h 10m
2 stops
$897LATAM Airlines
Sun, Jun 14 - Thu, Jul 9
LATAM Airlines Logo
8:05 pm - 1:36 pm
AEP
-
SFO
21h 31m
2 stops
LATAM Airlines Logo
4:48 pm - 6:30 pm
SFO
-
AEP
21h 42m
2 stops
$897LATAM Airlines
Mon, Jun 1 - Mon, Jun 8
LATAM Airlines Logo
8:05 pm - 1:36 pm
AEP
-
SFO
21h 31m
2 stops
LATAM Airlines Logo
4:48 pm - 4:00 pm
SFO
-
AEP
19h 12m
2 stops
$917LATAM Airlines
Tue, Jun 2 - Tue, Jun 9
Multiple Airlines Logo
9:35 am - 12:50 pm
AEP
-
SFO
31h 15m
3 stops
Multiple Airlines Logo
2:30 am - 6:20 pm
SFO
-
AEP
35h 50m
3 stops
$921Multiple Airlines
Thu, Apr 23 - Tue, May 5

Avianca flights from Buenos Aires to San Francisco

Our best Avianca deals on Buenos Aires to San Francisco flight tickets
Avianca
Apr 23
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
May 6
SFO11:55 pmSan Francisco
20h 30m
2 stops
EZE12:25 amBuenos Aires Ministro Pistarini
$945
Avianca
May 2
EZE4:50 pmBuenos Aires Ministro Pistarini
24h 00m
2 stops
SFO12:50 pmSan Francisco
May 7
SFO2:15 pmSan Francisco
21h 25m
2 stops
EZE3:40 pmBuenos Aires Ministro Pistarini
$972
Avianca
Jun 2
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
Jun 9
SFO7:45 amSan Francisco
27h 55m
3 stops
EZE3:40 pmBuenos Aires Ministro Pistarini
$976

Copa Airlines flights from Buenos Aires to San Francisco

Our best Copa Airlines deals on Buenos Aires to San Francisco flight tickets
Copa Airlines
May 5
EZE5:25 amBuenos Aires Ministro Pistarini
22h 15m
1 stop
SFO11:40 pmSan Francisco
May 11
SFO1:12 amSan Francisco
21h 18m
1 stop
EZE2:30 amBuenos Aires Ministro Pistarini
$913
Copa Airlines
Apr 23
EZE2:57 pmBuenos Aires Ministro Pistarini
36h 43m
1 stop
SFO11:40 pmSan Francisco
May 6
SFO8:16 pmSan Francisco
22h 09m
1 stop
EZE10:25 pmBuenos Aires Ministro Pistarini
$932
Copa Airlines
Apr 30
EZE5:34 amBuenos Aires Ministro Pistarini
22h 06m
1 stop
SFO11:40 pmSan Francisco
May 7
SFO1:12 amSan Francisco
23h 04m
1 stop
EZE4:16 amBuenos Aires Ministro Pistarini
$938

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 April 21, 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 5/31

10:05 pm-7:10 pm

1 stop25h 05m

San Francisco

Fri 6/5

11:25 am-7:05 am

1 stop15h 40m

$881

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 6/3

10:35 pm-10:58 pm

1 stop28h 23m

San Francisco

Wed 6/10

8:00 am-7:05 am

1 stop19h 05m

$884

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sun 5/31

10:05 pm-7:10 pm

1 stop25h 05m

San Francisco

Fri 6/5

9:04 am-7:05 am

2 stops18h 01m

$885

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Fri 6/5

10:05 pm-7:10 pm

1 stop25h 05m

San Francisco

Fri 6/19

7:45 am-7:05 am

1 stop19h 20m

$886

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Tue 6/2

9:05 pm-8:45 pm

1 stop27h 40m

San Francisco

Tue 6/9

11:29 pm-7:05 am

1 stop27h 36m

$887
Quickest round-trip

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 6/3

8:35 pm-1:04 pm

2 stops20h 29m

San Francisco

Wed 6/10

8:15 am-7:05 am

2 stops18h 50m

$889

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sun 6/14

3:55 am-11:41 pm

2 stops23h 46m

San Francisco

Thu 7/9

9:20 am-11:30 am

2 stops22h 10m

$897

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Mon 6/1

8:05 pm-1:36 pm

2 stops21h 31m

San Francisco

Mon 6/8

4:48 pm-6:30 pm

2 stops21h 42m

$897

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Tue 6/2

8:05 pm-1:36 pm

2 stops21h 31m

San Francisco

Tue 6/9

4:48 pm-4:00 pm

2 stops19h 12m

$917

Buenos AiresSan Francisco

AEP - SFO

AEPSFO

Buenos Aires Jorge Newbery

Thu 4/23

9:35 am-12:50 pm

3 stops31h 15m

San Francisco

Tue 5/5

2:30 am-6:20 pm

3 stops35h 50m

$921

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 May is also cheap. Prices for this month can be found on momondo for an average of $1,067.

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 $1,181 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 $977 on momondo.

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

You could potentially save up to 19% 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 April 2026, prices for Buenos Aires to San Francisco flights are approximately 17% 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

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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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 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
6.5
2,513 reviews
Search Avianca flights
Copa AirlinesPriceFrom $751Free CancellationRating
7.5
1,580 reviews
Search Copa Airlines flights
United AirlinesPriceFrom $763Free CancellationRating
7.4
9,611 reviews
Search United Airlines flights
American AirlinesPriceFrom $903Free CancellationRating
7.1
11,643 reviews
Search American Airlines flights
DeltaPriceFrom $984Free CancellationRating
7.9
8,430 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
Walnut Creek
Roseville
Hayward
Santa Clara
Berkeley
Fremont
Vallejo
Big Sur
Calistoga
Daly City
Salinas
South San Francisco
Sunnyvale
Milpitas
Pacific Grove

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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