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Cheap flights from Buenos Aires to San Francisco from $428

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 10/10. 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
9:10 pm - 2:37 pm
EZE
-
SFO
22h 27m
1 stop
American Airlines Logo
8:00 am - 8:30 am
SFO
-
EZE
19h 30m
1 stop
$818American Airlines
Thu, Nov 12 - Tue, Dec 8
American Airlines Logo
9:10 pm - 12:37 pm
EZE
-
SFO
20h 27m
1 stop
American Airlines Logo
8:00 am - 7:25 am
SFO
-
EZE
18h 25m
1 stop
$818American Airlines
Thu, Nov 12 - Wed, Dec 2
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
$830Avianca
Wed, Sep 2 - Mon, Sep 14
Avianca Logo
7:10 am - 10:35 pm
EZE
-
SFO
19h 25m
2 stops
Avianca Logo
11:10 pm - 12:35 am
SFO
-
EZE
20h 25m
2 stops
$830Avianca
Thu, Oct 1 - Tue, Nov 3
Copa Airlines Logo
2:21 am - 5:25 pm
EZE
-
SFO
20h 04m
1 stop
Copa Airlines Logo
7:36 pm - 3:52 am
SFO
-
EZE
27h 16m
1 stop
$847Copa Airlines
Mon, Nov 2 - Tue, Nov 10
Copa Airlines Logo
1:18 pm - 5:25 pm
EZE
-
SFO
33h 07m
1 stop
Copa Airlines Logo
7:36 pm - 7:58 am
SFO
-
EZE
31h 22m
1 stop
$851Copa Airlines
Tue, Nov 10 - Sun, Nov 29
Delta Logo
11:35 pm - 9:24 pm
EZE
-
SFO
26h 49m
1 stop
Delta Logo
6:00 am - 9:40 am
SFO
-
EZE
22h 40m
2 stops
$865Delta
Thu, Nov 12 - Tue, Dec 8
Delta Logo
9:30 pm - 10:31 am
EZE
-
SFO
18h 01m
1 stop
Delta Logo
7:05 am - 9:40 am
SFO
-
EZE
21h 35m
2 stops
$865Delta
Sat, Nov 14 - Mon, Nov 23
United Airlines Logo
11:55 pm - 12:18 pm
EZE
-
SFO
17h 23m
1 stop
United Airlines Logo
5:00 am - 9:20 am
SFO
-
EZE
23h 20m
1 stop
$1,009United Airlines
Wed, Jan 20 - Wed, Feb 3
United Airlines Logo
11:55 pm - 12:18 pm
EZE
-
SFO
17h 23m
1 stop
United Airlines Logo
7:00 am - 7:20 am
SFO
-
EZE
19h 20m
1 stop
$1,009United Airlines
Wed, Jan 20 - Tue, Feb 2

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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
Sep 2
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
Sep 14
SFO11:55 pmSan Francisco
20h 30m
2 stops
EZE12:25 amBuenos Aires Ministro Pistarini
$830
Avianca
Sep 30
EZE7:10 amBuenos Aires Ministro Pistarini
19h 25m
2 stops
SFO10:35 pmSan Francisco
Nov 3
SFO11:10 pmSan Francisco
20h 25m
2 stops
EZE12:35 amBuenos Aires Ministro Pistarini
$852
Avianca
Sep 21
EZE1:35 amBuenos Aires Ministro Pistarini
26h 20m
2 stops
SFO11:55 pmSan Francisco
Oct 2
SFO11:55 pmSan Francisco
21h 25m
2 stops
EZE1:20 amBuenos Aires Ministro Pistarini
$862

American Airlines flights from Buenos Aires to San Francisco

Our best American Airlines deals on Buenos Aires to San Francisco flight tickets
American Airlines
Sep 2
EZE8:50 pmBuenos Aires Ministro Pistarini
17h 44m
1 stop
SFO10:34 amSan Francisco
Sep 14
SFO8:35 amSan Francisco
19h 55m
1 stop
EZE8:30 amBuenos Aires Ministro Pistarini
$954
American Airlines
Sep 15
EZE10:15 pmBuenos Aires Ministro Pistarini
29h 44m
1 stop
SFO11:59 pmSan Francisco
Sep 23
SFO9:35 amSan Francisco
17h 40m
1 stop
EZE7:15 amBuenos Aires Ministro Pistarini
$955
American Airlines
Aug 20
EZE11:35 pmBuenos Aires Ministro Pistarini
24h 43m
1 stop
SFO8:18 pmSan Francisco
Sep 17
SFO11:27 amSan Francisco
17h 03m
1 stop
EZE8:30 amBuenos Aires Ministro Pistarini
$956

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 July 29, 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

Thu 11/12

9:10 pm-2:37 pm

1 stop22h 27m

San Francisco

Tue 12/8

8:00 am-8:30 am

1 stop19h 30m

$818

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Thu 11/12

9:10 pm-12:37 pm

1 stop20h 27m

San Francisco

Wed 12/2

8:00 am-7:25 am

1 stop18h 25m

$818

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 9/2

7:10 am-10:35 pm

2 stops19h 25m

San Francisco

Mon 9/14

11:55 pm-12:25 am

2 stops20h 30m

$830

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Thu 10/1

7:10 am-10:35 pm

2 stops19h 25m

San Francisco

Tue 11/3

11:10 pm-12:35 am

2 stops20h 25m

$830

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Mon 11/2

2:21 am-5:25 pm

1 stop20h 04m

San Francisco

Tue 11/10

7:36 pm-3:52 am

1 stop27h 16m

$847

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Tue 11/10

1:18 pm-5:25 pm

1 stop33h 07m

San Francisco

Sun 11/29

7:36 pm-7:58 am

1 stop31h 22m

$851

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Thu 11/12

11:35 pm-9:24 pm

1 stop26h 49m

San Francisco

Tue 12/8

6:00 am-9:40 am

2 stops22h 40m

$865

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Sat 11/14

9:30 pm-10:31 am

1 stop18h 01m

San Francisco

Mon 11/23

7:05 am-9:40 am

2 stops21h 35m

$865

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 1/20

11:55 pm-12:18 pm

1 stop17h 23m

San Francisco

Wed 2/3

5:00 am-9:20 am

1 stop23h 20m

$1,009
Quickest round-trip

Buenos AiresSan Francisco

EZE - SFO

EZESFO

Buenos Aires Ministro Pistarini

Wed 1/20

11:55 pm-12:18 pm

1 stop17h 23m

San Francisco

Tue 2/2

7:00 am-7:20 am

1 stop19h 20m

$1,009

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?

Prices are currently low for flights on this route.

Typical prices usually range from $945 to $1,104.
The lowest price recently found on this route was $830.

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 $1,062.

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 $1,150 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 July 2026, prices for Buenos Aires to San Francisco flights are approximately 7% 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

16h 30m

Direct flights

None
The fastest flight from Buenos Aires to San Francisco takes 16h 30m
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 16h 30m 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
10,052 reviews
Search United Airlines flights
Copa AirlinesPriceFrom $899Free CancellationRating
7.6
1,559 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $903Free CancellationRating
7.1
11,840 reviews
Search American Airlines flights
DeltaPriceFrom $916Free CancellationRating
7.8
8,485 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
Hayward
Walnut Creek
Bodega Bay
Sonoma
Roseville
Santa Clara
Vallejo
Salinas
Sunnyvale
Burlingame
Milpitas
Daly City
Palo Alto
Big Sur

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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