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Cheap flights from San Diego to Buenos Aires from $230

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 9/22. 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

LATAM Airlines Logo
10:30 pm - 4:00 pmSAN-AEP
36h 30m2 stops
LATAM Airlines Logo
12:40 pm - 12:06 pmAEP-SAN
28h 26m2 stops
$631LATAM Airlines
Find Deal
mar., dic. 2 - vie., dic. 5
Copa Airlines Logo
8:10 pm - 1:00 amSAN-EZE
23h 50m1 stop
Copa Airlines Logo
5:16 am - 5:03 pmEZE-SAN
16h 47m1 stop
$663Copa Airlines
Find Deal
lun., nov. 3 - mié., nov. 12
LATAM Airlines Logo
12:11 pm - 2:55 pmSAN-EZE
21h 44m2 stops
LATAM Airlines Logo
7:10 am - 1:03 pmEZE-SAN
34h 53m2 stops
$705LATAM Airlines
Find Deal
jue., nov. 13 - mar., nov. 18
LATAM Airlines Logo
6:20 am - 4:05 pmSAN-AEP
29h 45m2 stops
LATAM Airlines Logo
10:55 pm - 11:14 pmAEP-SAN
28h 19m2 stops
$705LATAM Airlines
Find Deal
mié., oct. 8 - mar., oct. 14
Copa Airlines Logo
8:10 pm - 10:31 pmSAN-EZE
21h 21m1 stop
Copa Airlines Logo
3:57 am - 5:03 pmEZE-SAN
18h 06m1 stop
$744Copa Airlines
Find Deal
lun., nov. 17 - sáb., nov. 22
LATAM Airlines Logo
2:05 pm - 2:50 amSAN-EZE
32h 45m2 stops
LATAM Airlines Logo
9:55 pm - 9:57 amEZE-SAN
41h 02m2 stops
$749LATAM Airlines
Find Deal
sáb., nov. 1 - sáb., nov. 8
LATAM Airlines Logo
11:00 am - 4:00 pmSAN-AEP
25h 00m2 stops
LATAM Airlines Logo
2:55 pm - 9:48 amAEP-SAN
22h 53m2 stops
$750LATAM Airlines
Find Deal
sáb., oct. 25 - jue., oct. 30
LATAM Airlines Logo
2:05 pm - 2:30 amSAN-EZE
32h 25m2 stops
LATAM Airlines Logo
6:40 am - 12:35 pmEZE-SAN
33h 55m2 stops
$753LATAM Airlines
Find Deal
jue., oct. 16 - jue., oct. 23
LATAM Airlines Logo
11:00 am - 4:05 pmSAN-AEP
25h 05m2 stops
LATAM Airlines Logo
10:55 pm - 11:14 pmAEP-SAN
28h 19m2 stops
$765LATAM Airlines
Find Deal
jue., oct. 9 - mar., oct. 14
Delta Logo
6:15 am - 6:05 amSAN-EZE
18h 50m2 stops
Delta Logo
8:00 am - 11:46 pmEZE-SAN
20h 46m2 stops
$1,022Delta
Find Deal
lun., dic. 1 - jue., dic. 11

Delta flights from San Diego to Buenos Aires

Our best Delta deals on San Diego to Buenos Aires flight tickets
Delta
Dec 1
SAN6:15 amSan Diego
18h 50m
2 stops
EZE6:05 amBuenos Aires Ministro Pistarini
Dec 11
EZE8:00 amBuenos Aires Ministro Pistarini
20h 46m
2 stops
SAN11:46 pmSan Diego
$1,022
Find similar
Delta
Sep 18
SAN12:07 pmSan Diego
17h 38m
1 stop
EZE9:45 amBuenos Aires Ministro Pistarini
Sep 20
EZE8:10 pmBuenos Aires Ministro Pistarini
20h 18m
1 stop
SAN12:28 pmSan Diego
$2,105
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
Sep 22
SAN9:08 pmSan Diego
23h 47m
1 stop
EZE12:55 amBuenos Aires Ministro Pistarini
Oct 6
EZE5:08 amBuenos Aires Ministro Pistarini
16h 49m
1 stop
SAN5:57 pmSan Diego
$593
Find similar
Copa Airlines
Nov 3
SAN8:10 pmSan Diego
23h 50m
1 stop
EZE1:00 amBuenos Aires Ministro Pistarini
Nov 12
EZE5:16 amBuenos Aires Ministro Pistarini
16h 47m
1 stop
SAN5:03 pmSan Diego
$663
Find similar
Copa Airlines
Sep 22
SAN9:08 pmSan Diego
21h 00m
1 stop
EZE10:08 pmBuenos Aires Ministro Pistarini
Oct 6
EZE5:08 amBuenos Aires Ministro Pistarini
16h 49m
1 stop
SAN5:57 pmSan Diego
$713
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 septiembre 17, 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 - AEP

SANAEP

San Diego

mar. 12/2

10:30 pm-4:00 pm

2 stops36h 30m

Buenos Aires Jorge Newbery

vie. 12/5

12:40 pm-12:06 pm

2 stops28h 26m

$631

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

lun. 11/3

8:10 pm-1:00 am

1 stop23h 50m

Buenos Aires Ministro Pistarini

mié. 11/12

5:16 am-5:03 pm

1 stop16h 47m

$663

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

jue. 11/13

12:11 pm-2:55 pm

2 stops21h 44m

Buenos Aires Ministro Pistarini

mar. 11/18

7:10 am-1:03 pm

2 stops34h 53m

$705

San DiegoBuenos Aires

SAN - AEP

SANAEP

San Diego

mié. 10/8

6:20 am-4:05 pm

2 stops29h 45m

Buenos Aires Jorge Newbery

mar. 10/14

10:55 pm-11:14 pm

2 stops28h 19m

$705

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

lun. 11/17

8:10 pm-10:31 pm

1 stop21h 21m

Buenos Aires Ministro Pistarini

sáb. 11/22

3:57 am-5:03 pm

1 stop18h 06m

$744

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

sáb. 11/1

2:05 pm-2:50 am

2 stops32h 45m

Buenos Aires Ministro Pistarini

sáb. 11/8

9:55 pm-9:57 am

2 stops41h 02m

$749

San DiegoBuenos Aires

SAN - AEP

SANAEP

San Diego

sáb. 10/25

11:00 am-4:00 pm

2 stops25h 00m

Buenos Aires Jorge Newbery

jue. 10/30

2:55 pm-9:48 am

2 stops22h 53m

$750

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

jue. 10/16

2:05 pm-2:30 am

2 stops32h 25m

Buenos Aires Ministro Pistarini

jue. 10/23

6:40 am-12:35 pm

2 stops33h 55m

$753

San DiegoBuenos Aires

SAN - AEP

SANAEP

San Diego

jue. 10/9

11:00 am-4:05 pm

2 stops25h 05m

Buenos Aires Jorge Newbery

mar. 10/14

10:55 pm-11:14 pm

2 stops28h 19m

$765

San DiegoBuenos Aires

SAN - EZE

SANEZE

San Diego

lun. 12/1

6:15 am-6:05 am

2 stops18h 50m

Buenos Aires Ministro Pistarini

jue. 12/11

8:00 am-11:46 pm

2 stops20h 46m

$1,022

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 September. Flight prices, which tend to average around $1,092, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of September, then book flights to Buenos Aires from San Diego during August instead. Flights to Buenos Aires in August, while not as cheap as those in September, still average around $1,104.

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.

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from San Diego when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around $1,218 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from San Diego for as low as $1,059 on momondo.

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

You could potentially save up to 41% 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

Direct flights

None
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. 18h 40m 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
1,533 reviews
Search Copa Airlines flights
American AirlinesPriceFrom $1,023Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
DeltaPriceFrom $1,025Free CancellationRating
7.9
7,961 reviews
Search Delta flights
United AirlinesPriceFrom $1,025Free CancellationRating
7.4
8,926 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.

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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