Latest deals
Insights
When to book
FAQs
Reviews
Price Alerts

Cheap flights from Buenos Aires to San Francisco from $409

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 9/30. 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.
Multiple Airlines Logo
5:45 am - 12:50 pmAEP  Buenos Aires Jorge Newbery-SFO San Francisco
35h 05m3 stops Santiago Arturo Merino Benitez Bogotá El Dorado San Salvador El Salvador Intl
Multiple Airlines Logo
2:30 am - 11:20 amSFO  San Francisco-AEP Buenos Aires Jorge Newbery
28h 50m3 stops San Salvador El Salvador Intl Bogotá El Dorado Santiago Arturo Merino Benitez
$916Multiple Airlines
Fri, Sep 25 - Sat, Oct 10
Multiple Airlines Logo
9:35 am - 12:50 pmAEP  Buenos Aires Jorge Newbery-SFO San Francisco
31h 15m3 stops Santiago Arturo Merino Benitez Bogotá El Dorado San Salvador El Salvador Intl
Multiple Airlines Logo
2:15 pm - 9:20 pmSFO  San Francisco-AEP Buenos Aires Jorge Newbery
27h 05m3 stops San Salvador El Salvador Intl Bogotá El Dorado Santiago Arturo Merino Benitez
$932Multiple Airlines
Sun, Sep 27 - Sun, Oct 4
American Airlines Logo
8:50 pm - 2:54 pmEZE  Buenos Aires Ministro Pistarini-SFO San Francisco
22h 04m2 stops Miami Dallas/Fort Worth
American Airlines Logo
6:36 am - 7:15 amSFO  San Francisco-EZE Buenos Aires Ministro Pistarini
20h 39m2 stops Dallas/Fort Worth Miami
$960American Airlines
Tue, Sep 1 - Mon, Sep 14
American Airlines Logo
8:50 pm - 1:18 pmEZE  Buenos Aires Ministro Pistarini-SFO San Francisco
20h 28m2 stops Miami Dallas/Fort Worth
American Airlines Logo
8:35 am - 7:15 amSFO  San Francisco-EZE Buenos Aires Ministro Pistarini
18h 40m1 stop Miami
$960American Airlines
Tue, Sep 1 - Mon, Sep 14
Copa Airlines Logo
7:40 am - 11:40 pmEZE  Buenos Aires Ministro Pistarini-SFO San Francisco
20h 00m1 stop Panama City Tocumen Intl
Copa Airlines Logo
12:33 am - 2:52 amSFO  San Francisco-EZE Buenos Aires Ministro Pistarini
21h 19m1 stop Panama City Tocumen Intl
$993Copa Airlines
Tue, Oct 27 - Sun, Nov 8
Copa Airlines Logo
5:25 am - 11:40 pmEZE  Buenos Aires Ministro Pistarini-SFO San Francisco
22h 15m1 stop Panama City Tocumen Intl
Copa Airlines Logo
1:12 am - 10:26 pmSFO  San Francisco-EZE Buenos Aires Ministro Pistarini
17h 14m1 stop Panama City Tocumen Intl
$995Copa Airlines
Mon, Aug 24 - Tue, Sep 8
Delta Logo
8:05 pm - 10:35 amEZE  Buenos Aires Ministro Pistarini-SFO San Francisco
19h 30m1 stop New York John F Kennedy Intl
Delta Logo
11:51 am - 9:40 amSFO  San Francisco-EZE Buenos Aires Ministro Pistarini
16h 49m1 stop Atlanta Hartsfield-Jackson
$1,000Delta
Sat, Nov 14 - Wed, Dec 2
Delta Logo
7:20 am - 11:59 pmEZE  Buenos Aires Ministro Pistarini-SFO San Francisco
21h 39m2 stops Lima J Chavez Intl Salt Lake City
Delta Logo
6:00 am - 9:40 amSFO  San Francisco-EZE Buenos Aires Ministro Pistarini
23h 40m1 stop Atlanta Hartsfield-Jackson
$1,000Delta
Fri, Dec 4 - Sun, Mar 14
United Airlines Logo
9:00 pm - 10:42 amEZE  Buenos Aires Ministro Pistarini-SFO San Francisco
17h 42m1 stop Houston George Bush Intcntl
United Airlines Logo
5:00 am - 8:00 amSFO  San Francisco-EZE Buenos Aires Ministro Pistarini
23h 00m1 stop Houston George Bush Intcntl
$1,009United Airlines
Fri, Sep 18 - Sun, Sep 27
United Airlines Logo
9:00 pm - 9:30 amEZE  Buenos Aires Ministro Pistarini-SFO San Francisco
16h 30m1 stop Houston George Bush Intcntl
United Airlines Logo
5:00 am - 8:00 amSFO  San Francisco-EZE Buenos Aires Ministro Pistarini
23h 00m1 stop Houston George Bush Intcntl
$1,009United Airlines
Sat, Sep 19 - Sun, Sep 27

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Copa Airlines flights from Buenos Aires to San Francisco

Our best Copa Airlines deals on Buenos Aires to San Francisco flight tickets
Copa Airlines
Aug 24
EZE5:25 amBuenos Aires Ministro Pistarini
22h 15m
1 stop
SFO11:40 pmSan Francisco
Sep 8
SFO1:12 amSan Francisco
17h 14m
1 stop
EZE10:26 pmBuenos Aires Ministro Pistarini
$995
Copa Airlines
Sep 29
EZE12:10 amBuenos Aires Ministro Pistarini
22h 00m
1 stop
SFO6:10 pmSan Francisco
Oct 12
SFO1:12 amSan Francisco
21h 18m
1 stop
EZE2:30 amBuenos Aires Ministro Pistarini
$997
Copa Airlines
Sep 14
EZE2:49 pmBuenos Aires Ministro Pistarini
36h 51m
1 stop
SFO11:40 pmSan Francisco
Sep 22
SFO1:12 amSan Francisco
21h 18m
1 stop
EZE2:30 amBuenos Aires Ministro Pistarini
$998

Avianca flights from Buenos Aires to San Francisco

Our best Avianca deals on Buenos Aires to San Francisco flight tickets
Avianca
Sep 25
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
Oct 11
SFO11:55 pmSan Francisco
20h 30m
2 stops
EZE12:25 amBuenos Aires Ministro Pistarini
$948
Avianca
Aug 24
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
Sep 9
SFO11:55 pmSan Francisco
20h 30m
2 stops
EZE12:25 amBuenos Aires Ministro Pistarini
$950
Avianca
Sep 14
EZE4:50 pmBuenos Aires Ministro Pistarini
35h 05m
2 stops
SFO11:55 pmSan Francisco
Sep 22
SFO2:30 amSan Francisco
23h 10m
2 stops
EZE5:40 amBuenos Aires Ministro Pistarini
$966

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 August 13, 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

AEP Buenos Aires Jorge Newbery - SFO San Francisco

AEPSFO

Buenos Aires Jorge Newbery

Fri 9/25

5:45 am-12:50 pm

3 stops35h 05m

San Francisco

Sat 10/10

2:30 am-11:20 am

3 stops28h 50m

$916

Buenos AiresSan Francisco

AEP Buenos Aires Jorge Newbery - SFO San Francisco

AEPSFO

Buenos Aires Jorge Newbery

Sun 9/27

9:35 am-12:50 pm

3 stops31h 15m

San Francisco

Sun 10/4

2:15 pm-9:20 pm

3 stops27h 05m

$932

Buenos AiresSan Francisco

EZE Buenos Aires Ministro Pistarini - SFO San Francisco

EZESFO

Buenos Aires Ministro Pistarini

Tue 9/1

8:50 pm-2:54 pm

2 stops22h 04m

San Francisco

Mon 9/14

6:36 am-7:15 am

2 stops20h 39m

$960

Buenos AiresSan Francisco

EZE Buenos Aires Ministro Pistarini - SFO San Francisco

EZESFO

Buenos Aires Ministro Pistarini

Tue 9/1

8:50 pm-1:18 pm

2 stops20h 28m

San Francisco

Mon 9/14

8:35 am-7:15 am

1 stop18h 40m

$960

Buenos AiresSan Francisco

EZE Buenos Aires Ministro Pistarini - SFO San Francisco

EZESFO

Buenos Aires Ministro Pistarini

Tue 10/27

7:40 am-11:40 pm

1 stop20h 00m

San Francisco

Sun 11/8

12:33 am-2:52 am

1 stop21h 19m

$993

Buenos AiresSan Francisco

EZE Buenos Aires Ministro Pistarini - SFO San Francisco

EZESFO

Buenos Aires Ministro Pistarini

Mon 8/24

5:25 am-11:40 pm

1 stop22h 15m

San Francisco

Tue 9/8

1:12 am-10:26 pm

1 stop17h 14m

$995
Quickest round-trip

Buenos AiresSan Francisco

EZE Buenos Aires Ministro Pistarini - SFO San Francisco

EZESFO

Buenos Aires Ministro Pistarini

Sat 11/14

8:05 pm-10:35 am

1 stop19h 30m

San Francisco

Wed 12/2

11:51 am-9:40 am

1 stop16h 49m

$1,000

Buenos AiresSan Francisco

EZE Buenos Aires Ministro Pistarini - SFO San Francisco

EZESFO

Buenos Aires Ministro Pistarini

Fri 12/4

7:20 am-11:59 pm

2 stops21h 39m

San Francisco

Sun 3/14

6:00 am-9:40 am

1 stop23h 40m

$1,000

Buenos AiresSan Francisco

EZE Buenos Aires Ministro Pistarini - SFO San Francisco

EZESFO

Buenos Aires Ministro Pistarini

Fri 9/18

9:00 pm-10:42 am

1 stop17h 42m

San Francisco

Sun 9/27

5:00 am-8:00 am

1 stop23h 00m

$1,009

Buenos AiresSan Francisco

EZE Buenos Aires Ministro Pistarini - SFO San Francisco

EZESFO

Buenos Aires Ministro Pistarini

Sat 9/19

9:00 pm-9:30 am

1 stop16h 30m

San Francisco

Sun 9/27

5:00 am-8:00 am

1 stop23h 00m

$1,009

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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?

Prices are currently low for flights on this route.

Typical prices usually range from $945 to $1,140.
The lowest price recently found on this route was $916.

What is the cheapest month to fly to San Francisco?

If you aren’t able to travel to San Francisco during the month of September, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,053.

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 $1,137 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 7% 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 August 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 01m

Direct flights

None
The fastest flight from Buenos Aires to San Francisco takes 18h 01m
There are no direct flights from Buenos Aires to San Francisco. There are no popular flight routes from Buenos Aires to San Francisco.
Search flight deals

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 01m 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 $758Free CancellationRating
7.4
10,114 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $899Free CancellationRating
7.6
1,559 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $903Free CancellationRating
7.1
11,930 reviews
Search American Airlines flights
DeltaPriceFrom $916Free CancellationRating
7.8
8,510 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
South San Francisco
Fremont
Berkeley
Bodega Bay
Hayward
Walnut Creek
Santa Clara
Vallejo
Roseville
Sonoma
Salinas
Sunnyvale
Milpitas
Daly City
Burlingame
Marina
Palo Alto

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Sat 9/12
Sat 9/19
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States