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Cheap flights from San Diego to Buenos Aires from $369

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Diego to Buenos Aires departing on 2/6. 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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Find the cheapest flights from San Diego to Buenos Aires

Cheap round-trip flights

Enter your travel dates to find the best prices.
LATAM Airlines Logo
7:00 am - 1:20 am
SAN
-
EZE
38h 20m2 stops
LATAM Airlines Logo
12:00 pm - 7:12 pm
EZE
-
SAN
35h 12m2 stops
$831LATAM Airlines
Mon, Mar 9 - Thu, Mar 26
Copa Airlines Logo
9:18 pm - 1:57 am
SAN
-
EZE
24h 39m1 stop
Copa Airlines Logo
2:31 am - 6:14 pm
EZE
-
SAN
19h 43m1 stop
$846Copa Airlines
Sun, Mar 15 - Sun, Mar 22
Multiple Airlines Logo
8:00 am - 12:05 am
SAN
-
EZE
35h 05m2 stops
Multiple Airlines Logo
5:16 am - 5:13 pm
EZE
-
SAN
16h 57m1 stop
$890Multiple Airlines
Tue, Feb 3 - Fri, Feb 13
Copa Airlines Logo
8:17 pm - 10:34 pm
SAN
-
EZE
21h 17m1 stop
Copa Airlines Logo
5:16 am - 5:13 pm
EZE
-
SAN
16h 57m1 stop
$892Copa Airlines
Wed, Feb 4 - Fri, Feb 13
Copa Airlines Logo
8:17 pm - 1:04 am
SAN
-
EZE
23h 47m1 stop
Copa Airlines Logo
12:19 am - 5:13 pm
EZE
-
SAN
21h 54m1 stop
$906Copa Airlines
Mon, Feb 2 - Tue, Feb 10
Copa Airlines Logo
8:17 pm - 4:29 am
SAN
-
EZE
27h 12m1 stop
Copa Airlines Logo
2:48 pm - 5:13 pm
EZE
-
SAN
31h 25m1 stop
$909Copa Airlines
Fri, Feb 13 - Tue, Feb 17
Copa Airlines Logo
8:17 pm - 10:34 pm
SAN
-
EZE
21h 17m1 stop
Copa Airlines Logo
5:16 am - 5:13 pm
EZE
-
SAN
16h 57m1 stop
$913Copa Airlines
Sun, Feb 1 - Fri, Feb 13
Copa Airlines Logo
8:16 pm - 1:58 am
SAN
-
EZE
24h 42m1 stop
Copa Airlines Logo
12:19 am - 5:13 pm
EZE
-
SAN
21h 54m1 stop
$926Copa Airlines
Wed, Jan 28 - Sun, Feb 8
Delta Logo
7:00 am - 10:15 am
SAN
-
EZE
23h 15m1 stop
Delta Logo
11:55 pm - 8:36 pm
EZE
-
SAN
24h 41m1 stop
$936Delta
Mon, Mar 9 - Thu, Mar 26
LATAM Airlines Logo
10:00 am - 10:30 am
SAN
-
AEP
20h 30m2 stops
LATAM Airlines Logo
8:05 pm - 12:53 pm
AEP
-
SAN
20h 48m2 stops
$993LATAM Airlines
Thu, Mar 26 - Tue, Apr 7

LATAM Airlines flights from San Diego to Buenos Aires

Our best LATAM Airlines deals on San Diego to Buenos Aires flight tickets
LATAM Airlines
Mar 9
SAN7:00 amSan Diego
38h 20m
2 stops
EZE1:20 amBuenos Aires Ministro Pistarini
Mar 26
EZE11:55 pmBuenos Aires Ministro Pistarini
22h 56m
1 stop
SAN6:51 pmSan Diego
$831
Find similar
LATAM Airlines
Mar 5
SAN10:37 amSan Diego
17h 38m
2 stops
EZE9:15 amBuenos Aires Ministro Pistarini
Mar 17
EZE8:55 pmBuenos Aires Ministro Pistarini
19h 58m
1 stop
SAN12:53 pmSan Diego
$981
Find similar
LATAM Airlines
Mar 26
SAN10:00 amSan Diego
20h 30m
2 stops
AEP10:30 amBuenos Aires Jorge Newbery
Apr 7
AEP8:05 pmBuenos Aires Jorge Newbery
20h 48m
2 stops
SAN12:53 pmSan Diego
$993
Find similar

Copa Airlines flights from San Diego to Buenos Aires

Our best Copa Airlines deals on San Diego to Buenos Aires flight tickets
Copa Airlines
Mar 15
SAN9:18 pmSan Diego
24h 39m
1 stop
EZE1:57 amBuenos Aires Ministro Pistarini
Mar 22
EZE2:31 amBuenos Aires Ministro Pistarini
19h 43m
1 stop
SAN6:14 pmSan Diego
$846
Find similar
Copa Airlines
Feb 4
SAN8:17 pmSan Diego
21h 17m
1 stop
EZE10:34 pmBuenos Aires Ministro Pistarini
Feb 13
EZE5:16 amBuenos Aires Ministro Pistarini
16h 57m
1 stop
SAN5:13 pmSan Diego
$892
Find similar
Copa Airlines
Feb 2
SAN8:17 pmSan Diego
23h 47m
1 stop
EZE1:04 amBuenos Aires Ministro Pistarini
Feb 10
EZE12:19 amBuenos Aires Ministro Pistarini
21h 54m
1 stop
SAN5:13 pmSan Diego
$906
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Diego to Buenos Aires 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 December 18, 2025.
Use the filters below to find and compare flights from San Diego to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Mon 3/9

7:00 am-1:20 am

2 stops38h 20m

Buenos Aires Ministro Pistarini

Thu 3/26

12:00 pm-7:12 pm

2 stops35h 12m

$831

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Sun 3/15

9:18 pm-1:57 am

1 stop24h 39m

Buenos Aires Ministro Pistarini

Sun 3/22

2:31 am-6:14 pm

1 stop19h 43m

$846

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Tue 2/3

8:00 am-12:05 am

2 stops35h 05m

Buenos Aires Ministro Pistarini

Fri 2/13

5:16 am-5:13 pm

1 stop16h 57m

$890

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Wed 2/4

8:17 pm-10:34 pm

1 stop21h 17m

Buenos Aires Ministro Pistarini

Fri 2/13

5:16 am-5:13 pm

1 stop16h 57m

$892

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Mon 2/2

8:17 pm-1:04 am

1 stop23h 47m

Buenos Aires Ministro Pistarini

Tue 2/10

12:19 am-5:13 pm

1 stop21h 54m

$906

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Fri 2/13

8:17 pm-4:29 am

1 stop27h 12m

Buenos Aires Ministro Pistarini

Tue 2/17

2:48 pm-5:13 pm

1 stop31h 25m

$909

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Sun 2/1

8:17 pm-10:34 pm

1 stop21h 17m

Buenos Aires Ministro Pistarini

Fri 2/13

5:16 am-5:13 pm

1 stop16h 57m

$913

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Wed 1/28

8:16 pm-1:58 am

1 stop24h 42m

Buenos Aires Ministro Pistarini

Sun 2/8

12:19 am-5:13 pm

1 stop21h 54m

$926

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

Mon 3/9

7:00 am-10:15 am

1 stop23h 15m

Buenos Aires Ministro Pistarini

Thu 3/26

11:55 pm-8:36 pm

1 stop24h 41m

$936

San DiegoBuenos Aires

SAN - AEP

SANAEP

San Diego

Thu 3/26

10:00 am-10:30 am

2 stops20h 30m

Buenos Aires Jorge Newbery

Tue 4/7

8:05 pm-12:53 pm

2 stops20h 48m

$993

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 Buenos Aires from

How to get the cheapest flight ticket from San Diego to Buenos Aires

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 San Diego and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

The cheapest month to fly to Buenos Aires from San Diego is in November. Flight prices, which tend to average around $1,065, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of November, then book flights to Buenos Aires from San Diego during September instead. Flights to Buenos Aires in September, while not as cheap as those in November, still average around $1,100.

What is the cheapest day to depart on your flight to Buenos Aires?

On average, the least expensive day to fly to Buenos Aires from San Diego is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,209. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Buenos Aires on Friday is $1,393.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the afternoon. Flights from San Diego to Buenos Aires during this time can be as low as $1,054. Try not to purchase tickets in the evening because they tend to be around $1,361. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 44% on your flight if you consider stops on a San Diego to Buenos Aires flight.

How have San Diego to Buenos Aires flight prices changed over time?

When to book flights from San Diego to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from San Diego to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Diego to Buenos Aires (SAN to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Diego to Buenos Aires

Fastest flight time

17h 55m

Direct flights

None
The fastest flight from San Diego to Buenos Aires takes 17h 55m
There are no direct flights from San Diego to Buenos Aires. There are no popular flight routes from San Diego to Buenos Aires.
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  • How far is San Diego to Buenos Aires by plane?

    Buenos Aires is 6008.6 mi away from San Diego. 17h 55m is a normal flight duration for this route.

  • When did momondo last update prices for flights from San Diego Airport to Buenos Aires?

    Prices for flights from San Diego Airport to Buenos Aires are updated daily.

  • How many operators does momondo search for flights from San Diego Airport to Buenos Aires?

  • How old do you have to be to fly from San Diego Airport to Buenos Aires?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Diego Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The travel and health documents required for your trip to Buenos Aires can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Buenos Aires. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from San Diego to Buenos Aires?

Best airlines flying from San Diego to Buenos Aires

Compare and see reviews for airlines that fly from San Diego to Buenos Aires with momondo
Airline
Rating
Free Cancellation
Price
Copa AirlinesPriceFrom $557Free CancellationRating
7.6
1,556 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $854Free CancellationRating
7.2
11,054 reviews
Search American Airlines flights
DeltaPriceFrom $975Free CancellationRating
7.9
8,007 reviews
Search Delta flights
United AirlinesPriceFrom $1,009Free CancellationRating
7.4
9,091 reviews
Search United Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from San Diego to Buenos Aires?

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 Buenos Aires from San Diego.

Can I find flights from San Diego to Buenos Aires with flexible booking policies on momondo?

Flights from San Diego to Buenos Aires with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from San Diego to Buenos Aires?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Buenos Aires from San Diego.

I’m not ready to book a flight from San Diego to Buenos Aires right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of San Diego to Buenos Aires flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Buenos Aires trip

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport