$318+ Cheap flights from San Diego (SAN) to Buenos Aires (BUE)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/24. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUE
Sep 16 — Sep 231
Round-trip
1 adult, Economy
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1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Cheapest flights from San Diego to Buenos AiresExplore the most affordable flight options available from San Diego to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
Explore the most affordable flight options available from San Diego to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
This Expedia deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/313:59 pm -
2 stops24h 51m
Sun 1/1711:55 pm -
2 stops20h 25m
Deal found 8/13![Aeromexico logo]()
$824
This Orbitz deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/206:15 am -
2 stops35h 10m
Fri 10/304:00 am -
2 stops33h 42m
Deal found 8/13![Multiple Airlines logo]()
$851
This Copa Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:00 pm -
1 stop28h 51m
Sun 11/292:33 pm -
1 stop31h 42m
Deal found 8/14![Copa Airlines logo]()
$896
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/2511:49 am -
1 stop15h 51m
Sun 12/610:50 pm -
1 stop16h 57m
Deal found 8/13![American Airlines logo]()
$908
This LATAM Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/222:10 pm -
2 stops21h 50m
Mon 11/28:40 am -
2 stops30h 02m
Deal found 8/17![LATAM Airlines logo]()
$908
This American Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/237:00 am -
2 stops19h 25m
Thu 12/310:10 am -
2 stops18h 46m
Deal found 8/13![American Airlines logo]()
$912
This Copa Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:00 pm -
1 stop22h 51m
Tue 10/202:49 pm -
1 stop31h 41m
Deal found 8/14![Copa Airlines logo]()
$916
This Orbitz deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:00 pm -
2 stops26h 25m
Mon 8/318:10 pm -
1 stop18h 57m
Deal found 8/16![Multiple Airlines logo]()
$926
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:13 am -
1 stop17h 47m
Wed 9/29:00 pm -
1 stop20h 17m
Deal found 8/16![United Airlines logo]()
$928
This Expedia deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:54 am -
2 stops30h 31m
Mon 9/143:55 am -
2 stops33h 50m
Deal found 8/15![Multiple Airlines logo]()
$931
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:20 am -
2 stops21h 40m
Wed 9/29:00 pm -
2 stops18h 35m
Deal found 8/16![United Airlines logo]()
$932
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:30 pm -
1 stop31h 15m
Mon 9/218:10 pm -
1 stop24h 55m
Deal found 8/17![Delta logo]()
$933
Best flights from San Diego to Buenos AiresDiscover carefully curated flight deals from San Diego to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from San Diego to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This Copa Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:00 pm -
1 stop22h 51m
Sun 10/182:49 pm -
1 stop31h 41m
Deal found 8/16![Copa Airlines logo]()
$896
This LATAM Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/72:10 pm -
2 stops21h 50m
Mon 10/195:35 pm -
2 stops25h 29m
Deal found 8/13![LATAM Airlines logo]()
$998
This Delta deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:15 am -
2 stops20h 15m
Thu 9/33:45 pm -
2 stops27h 25m
Deal found 8/16![Delta logo]()
$998
This LATAM Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/12:24 pm -
2 stops51h 06m
Tue 10/205:35 pm -
2 stops29h 39m
Deal found 8/12![Multiple Airlines logo]()
$1,028
This Copa Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/710:00 pm -
1 stop22h 51m
Sun 10/182:17 am -
1 stop20h 13m
Deal found 8/16![Copa Airlines logo]()
$896
This Copa Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/2310:00 pm -
1 stop21h 47m
Thu 12/32:34 pm -
1 stop31h 52m
Deal found 8/16![Copa Airlines logo]()
$896
This LATAM Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/233:00 pm -
2 stops20h 00m
Thu 12/38:05 pm -
2 stops23h 58m
Deal found 8/16![LATAM Airlines logo]()
$998
This Copa Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2110:00 pm -
1 stop19h 20m
Sat 11/282:33 pm -
1 stop31h 42m
Deal found 8/16![Copa Airlines logo]()
$896
This Delta deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/276:15 am -
2 stops21h 25m
Mon 8/318:05 pm -
2 stops20h 28m
Deal found 8/16![Delta logo]()
$1,143
This LATAM Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:20 am -
2 stops21h 10m
Wed 12/165:35 pm -
2 stops21h 48m
Deal found 8/15![LATAM Airlines logo]()
$1,073
This Copa Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:00 pm -
1 stop24h 30m
Wed 10/282:21 am -
1 stop20h 06m
Deal found 8/15![Copa Airlines logo]()
$896
This Copa Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:00 pm -
1 stop22h 51m
Tue 10/202:49 pm -
1 stop31h 41m
Deal found 8/16![Copa Airlines logo]()
$916
This LATAM Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:15 am -
2 stops21h 15m
Fri 12/115:35 pm -
2 stops21h 35m
Deal found 8/15![LATAM Airlines logo]()
$1,113
This LATAM Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/52:00 pm -
2 stops22h 00m
Sun 10/186:20 pm -
2 stops19h 57m
Deal found 8/16![LATAM Airlines logo]()
$1,123
This oojo deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/67:30 pm -
2 stops39h 30m
Wed 1/135:35 pm -
2 stops34h 20m
Deal found 8/13![LATAM Airlines logo]()
$1,203
Last-minute flights from San Diego to Buenos AiresDiscover last-minute flight deals from San Diego to Buenos Aires. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Buenos Aires. Data last updated August 17, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:13 am -
1 stop17h 47m
Wed 9/29:00 pm -
1 stop20h 17m
Deal found 8/16![United Airlines logo]()
$928
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:15 am -
3 stops20h 45m
Sun 8/309:00 pm -
2 stops18h 35m
Deal found 8/16![United Airlines logo]()
$932
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:15 am -
3 stops20h 45m
Mon 8/319:00 pm -
2 stops25h 35m
Deal found 8/17![United Airlines logo]()
$967
This Orbitz deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/273:00 pm -
2 stops26h 25m
Mon 8/318:10 pm -
1 stop18h 57m
Deal found 8/16![Multiple Airlines logo]()
$926
This American Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/2910:45 pm -
1 stop27h 15m
Sat 9/511:35 pm -
2 stops22h 43m
Deal found 8/16![American Airlines logo]()
$947
This Expedia deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:00 pm -
2 stops26h 25m
Mon 9/211:10 pm -
2 stops49h 36m
Deal found 8/13![Multiple Airlines logo]()
$955
This Expedia deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:54 am -
2 stops30h 31m
Mon 9/143:55 am -
2 stops33h 50m
Deal found 8/15![Multiple Airlines logo]()
$931
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1210:30 pm -
1 stop31h 15m
Mon 9/218:10 pm -
1 stop24h 55m
Deal found 8/17![Delta logo]()
$933
This Travelocity deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:00 pm -
2 stops25h 15m
Sun 9/278:10 pm -
1 stop19h 15m
Deal found 8/14![Multiple Airlines logo]()
$956
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1910:30 pm -
1 stop31h 15m
Sun 9/278:10 pm -
1 stop20h 15m
Deal found 8/17![Delta logo]()
$941
This LATAM Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/282:00 pm -
2 stops27h 30m
Mon 10/195:35 pm -
2 stops29h 39m
Deal found 8/12![LATAM Airlines logo]()
$998
This Copa Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:00 pm -
1 stop22h 51m
Tue 10/202:49 pm -
1 stop31h 41m
Deal found 8/17![Copa Airlines logo]()
$916
One-way flights from San Diego to Buenos AiresSearch for one-way flight options from San Diego to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
Search for one-way flight options from San Diego to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated August 17, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:25 am -
3 stops40h 58m
Deal found 8/13![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:25 am -
3 stops40h 35m
Deal found 8/17![Multiple Airlines logo]()
$368
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/89:14 am -
3 stops42h 15m
Deal found 8/13![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:25 am -
3 stops46h 35m
Deal found 8/14![Multiple Airlines logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/246:25 am -
3 stops41h 54m
Deal found 8/13![Multiple Airlines logo]()
$400
This BestDay deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BestDay is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:00 pm -
2 stops26h 25m
Deal found 8/15![Aeromexico logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:25 am -
3 stops39h 35m
Deal found 8/17![Multiple Airlines logo]()
$418
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/243:45 pm -
3 stops32h 00m
Deal found 8/15![Multiple Airlines logo]()
$424
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:45 pm -
3 stops35h 00m
Deal found 8/15![Multiple Airlines logo]()
$446
This oojo deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/313:59 pm -
2 stops48h 51m
Deal found 8/14![Aeromexico logo]()
$456
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/186:25 am -
3 stops39h 35m
Deal found 8/17![Multiple Airlines logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2410:55 am -
2 stops54h 30m
Deal found 8/15![Aeromexico logo]()
$469
Find flight deals from San Diego to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $771 (Expedia) |
One-way from | $318 (Kiwi.com) |
Popular in | July |
Cheapest in | October |
Average price | $1,015 |
Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated August 17, 2026.
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
Cheapest round-trip
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Mon 10/5
10:00 pm-12:51 am
1 stop22h 51m
Buenos Aires Ministro Pistarini
Sun 10/18
2:49 pm-6:30 pm
1 stop31h 41m
$896
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Wed 10/7
10:00 pm-12:51 am
1 stop22h 51m
Buenos Aires Ministro Pistarini
Sun 10/18
2:17 am-6:30 pm
1 stop20h 13m
$896
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Mon 11/23
10:00 pm-12:47 am
1 stop21h 47m
Buenos Aires Ministro Pistarini
Thu 12/3
2:34 pm-5:26 pm
1 stop31h 52m
$896
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Sat 11/21
10:00 pm-10:20 pm
1 stop19h 20m
Buenos Aires Ministro Pistarini
Sat 11/28
2:33 pm-5:15 pm
1 stop31h 42m
$896
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Fri 10/16
10:00 pm-2:30 am
1 stop24h 30m
Buenos Aires Ministro Pistarini
Wed 10/28
2:21 am-6:27 pm
1 stop20h 06m
$896
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Wed 9/30
10:00 pm-12:51 am
1 stop22h 51m
Buenos Aires Ministro Pistarini
Tue 10/20
2:49 pm-6:30 pm
1 stop31h 41m
$916
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Wed 10/7
2:10 pm-4:00 pm
2 stops21h 50m
Buenos Aires Jorge Newbery
Mon 10/19
5:35 pm-3:04 pm
2 stops25h 29m
$998
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Sat 8/29
10:15 am-10:30 am
2 stops20h 15m
Buenos Aires Jorge Newbery
Thu 9/3
3:45 pm-3:10 pm
2 stops27h 25m
$998
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Mon 11/23
3:00 pm-4:00 pm
2 stops20h 00m
Buenos Aires Jorge Newbery
Thu 12/3
8:05 pm-3:03 pm
2 stops23h 58m
$998
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Thu 10/1
2:24 pm-9:30 pm
2 stops51h 06m
Buenos Aires Jorge Newbery
Tue 10/20
5:35 pm-7:14 pm
2 stops29h 39m
$1,028
Showing 1-10 of 34 resultsSorted by cheapest first
Compare providers for flights from San Diego to Buenos Aires
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Buenos Aires in August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Diego-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Diego-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Diego to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from San Diego with our price prediction graph.
SAN-BUE
SAN-EZE
SAN-AEP
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Diego to Buenos Aires
SAN-BUE
SAN-EZE
SAN-AEP
What is the cheapest month to book a flight from San Diego to Buenos Aires?
Currently, October is the cheapest month in which you can book a flight from San Diego to Buenos Aires (average of $952). Flying from San Diego to Buenos Aires in July is currently the most expensive (average of $2,191). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How much does it cost to fly round-trip from San Diego to Buenos Aires?
Airfare is below average for this route at the moment.
San Diego to Buenos Aires flights typically cost between $924 and $1,527 in February.The cheapest round-trip price found within the last 5 days was $771 on Aeromexico (Feb 5-Feb 13).
How far ahead should I book a flight from San Diego to Buenos Aires?
Booking 17 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Buenos Aires. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Buenos Aires
Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated August 17, 2026.
Read reviews from past customers who have flown Delta,Copa Airlines, andLATAM Airlines from San Diego to Buenos Aires. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.8
Crew
8.5
Food
7.2
Boarding
8.1
Overall
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San Diego to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Other flights to Buenos Aires
Explore flights to Buenos Aires departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 17, 2026.
Complete your trip
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San Diego and Buenos Aires flights
Browse other San Diego and Buenos Aires flight options. Last updated on August 17, 2026.
Other flights from San Diego
Browse through other flights departing from San Diego. Flights are based on user searches made on Cheapflights and were last updated on August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 3 airlines flying from San Diego to Buenos Aires
Discover the top 3 airlines that operate flights from San Diego to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$730 | Average$1,265 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$755 | Average$1,406 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$854 | Average$1,306 | FlexibilityNo cancel fee | On-time71% |