$366+ 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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUE
Sep 9 — Sep 161
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from San Diego to Buenos Aires with Cheapflights
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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Diego to Buenos Aires
Cheapest
Best
Last-minute
One-way
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 10, 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 10, 2026.
This Expedia deal was found by Cheapflights users on 8/9. 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.
Sat 10/106:15 am -
2 stops35h 10m
Wed 10/2111:25 pm -
2 stops19h 39m
Deal found 8/9![Aeromexico logo]()
$829
This LATAM Airlines deal was found by Cheapflights users on 8/6. 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 8/2410:25 pm -
2 stops37h 35m
Wed 8/266:20 pm -
2 stops24h 50m
Deal found 8/6![LATAM Airlines logo]()
$865
This Expedia deal was found by Cheapflights users on 8/6. 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.
Mon 8/3110:55 am -
2 stops54h 30m
Fri 10/2312:15 pm -
2 stops25h 27m
Deal found 8/6![Multiple Airlines logo]()
$894
This Copa Airlines deal was found by Cheapflights users on 8/9. 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 stop26h 36m
Sat 10/312:21 am -
1 stop19h 54m
Deal found 8/9![Copa Airlines logo]()
$896
This Despegar deal was found by Cheapflights users on 8/5. 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 Despegar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:00 pm -
2 stops26h 25m
Thu 10/111:25 pm -
2 stops28h 22m
Deal found 8/5![Aeromexico logo]()
$904
This American Airlines deal was found by Cheapflights users on 8/9. 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 8/9![American Airlines logo]()
$908
This American Airlines deal was found by Cheapflights users on 8/10. 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 8/10![American Airlines logo]()
$912
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/108:59 pm -
2 stops26h 24m
Sun 9/275:25 am -
1 stop17h 04m
Deal found 8/6![Multiple Airlines logo]()
$915
This Copa Airlines deal was found by Cheapflights users on 8/9. 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 8/1410:00 pm -
1 stop24h 30m
Thu 8/203:48 am -
1 stop18h 42m
Deal found 8/9![Copa Airlines logo]()
$916
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/65:45 pm -
2 stops26h 20m
Sun 9/272:49 pm -
1 stop31h 40m
Deal found 8/5![Multiple Airlines logo]()
$922
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 8/1112:32 pm -
1 stop16h 13m
Tue 9/110:30 pm -
1 stop17h 02m
Deal found 8/8![American Airlines logo]()
$928
This Delta deal was found by Cheapflights users on 8/5. 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 10/316:15 am -
2 stops21h 25m
Thu 11/128:05 pm -
2 stops19h 18m
Deal found 8/5![Delta logo]()
$998
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 10, 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 10, 2026.
This Copa Airlines deal was found by Cheapflights users on 8/9. 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 11/210:00 pm -
1 stop23h 52m
Thu 11/122:33 pm -
1 stop31h 42m
Deal found 8/9![Copa Airlines logo]()
$896
This Delta deal was found by Cheapflights users on 8/5. 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.
Sun 11/110:57 am -
2 stops24h 03m
Sat 11/145:35 pm -
2 stops26h 28m
Deal found 8/5![Delta logo]()
$998
This United Airlines deal was found by Cheapflights users on 8/10. 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.
Sat 8/225:00 pm -
2 stops35h 00m
Sun 8/309:00 pm -
2 stops22h 54m
Deal found 8/10![United Airlines logo]()
$1,032
This LATAM Airlines deal was found by Cheapflights users on 8/8. 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 2/310:55 am -
2 stops24h 05m
Wed 2/176:20 pm -
2 stops21h 10m
Deal found 8/8![LATAM Airlines logo]()
$1,038
This Copa Airlines deal was found by Cheapflights users on 8/8. 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 8/8![Copa Airlines logo]()
$896
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 9/238:00 am -
1 stop21h 45m
Fri 10/28:10 pm -
1 stop19h 15m
Deal found 8/5![Delta logo]()
$1,022
This LATAM Airlines deal was found by Cheapflights users on 8/8. 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 12/33:50 pm -
2 stops23h 33m
Deal found 8/8![LATAM Airlines logo]()
$1,073
This Copa Airlines deal was found by Cheapflights users on 8/6. 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 stop29h 57m
Sun 10/183:48 am -
1 stop18h 42m
Deal found 8/6![Copa Airlines logo]()
$986
This United Airlines deal was found by Cheapflights users on 8/8. 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.
Thu 9/36:20 am -
2 stops21h 40m
Tue 9/89:00 pm -
2 stops21h 50m
Deal found 8/8![United Airlines logo]()
$1,107
This Delta deal was found by Cheapflights users on 8/5. 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.
Tue 9/223:00 pm -
2 stops21h 00m
Sat 10/33:45 pm -
2 stops22h 25m
Deal found 8/5![Delta logo]()
$1,022
This Expedia deal was found by Cheapflights users on 8/8. 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 9/102:00 pm -
2 stops24h 30m
Sun 9/279:25 am -
2 stops28h 45m
Deal found 8/8![LATAM Airlines logo]()
$1,084
This Copa Airlines deal was found by Cheapflights users on 8/6. 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 stop22h 53m
Fri 11/273:40 am -
1 stop18h 35m
Deal found 8/6![Copa Airlines logo]()
$986
This Delta deal was found by Cheapflights users on 8/9. 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.
Wed 9/910:56 am -
2 stops25h 04m
Tue 9/158:05 pm -
2 stops29h 14m
Deal found 8/9![Delta logo]()
$1,028
This Copa Airlines deal was found by Cheapflights users on 8/7. 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 stop25h 15m
Thu 12/32:34 pm -
1 stop31h 52m
Deal found 8/7![Copa Airlines logo]()
$986
This LATAM Airlines deal was found by Cheapflights users on 8/7. 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 9/302:00 pm -
2 stops22h 00m
Tue 10/205:35 pm -
2 stops21h 38m
Deal found 8/7![LATAM Airlines logo]()
$1,123
This Delta deal was found by Cheapflights users on 8/9. 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.
Mon 9/76:15 am -
2 stops29h 45m
Tue 9/158:05 pm -
2 stops29h 14m
Deal found 8/9![Delta logo]()
$1,028
This Copa Airlines deal was found by Cheapflights users on 8/6. 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 stop25h 15m
Tue 10/202:49 pm -
1 stop31h 41m
Deal found 8/6![Copa Airlines logo]()
$986
This Delta deal was found by Cheapflights users on 8/10. 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.
Mon 9/710:25 pm -
1 stop31h 20m
Mon 9/148:10 pm -
1 stop17h 35m
Deal found 8/10![Delta logo]()
$1,033
This Copa Airlines deal was found by Cheapflights users on 8/6. 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 2/310:00 pm -
1 stop19h 31m
Tue 2/162:15 am -
1 stop20h 13m
Deal found 8/6![Copa Airlines logo]()
$1,009
This Delta deal was found by Cheapflights users on 8/5. 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.
Fri 11/66:39 am -
2 stops20h 01m
Tue 11/178:05 pm -
2 stops28h 11m
Deal found 8/5![Delta logo]()
$1,123
This Copa Airlines deal was found by Cheapflights users on 8/9. 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 12/410:00 pm -
1 stop24h 57m
Fri 12/182:04 am -
1 stop20h 22m
Deal found 8/9![Copa Airlines logo]()
$1,074
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 11/410:57 am -
2 stops24h 03m
Sun 11/158:05 pm -
2 stops19h 18m
Deal found 8/5![Delta logo]()
$1,123
This Delta deal was found by Cheapflights users on 8/5. 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.
Wed 11/410:53 am -
2 stops24h 07m
Fri 11/138:05 pm -
2 stops19h 18m
Deal found 8/5![Delta logo]()
$1,123
This Delta deal was found by Cheapflights users on 8/5. 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.
Fri 11/66:39 am -
2 stops20h 01m
Mon 11/168:40 am -
2 stops30h 43m
Deal found 8/5![Delta logo]()
$1,123
Last-minute flights from San Diego to Buenos AiresDiscover last-minute flight deals from San Diego to Buenos Aires. Data last updated August 10, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Buenos Aires. Data last updated August 10, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 8/8. 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 8/109:40 am -
2 stops19h 05m
Tue 8/258:50 pm -
1 stop18h 42m
Deal found 8/8![American Airlines logo]()
$932
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 8/1112:32 pm -
1 stop16h 13m
Tue 9/110:30 pm -
1 stop17h 02m
Deal found 8/8![American Airlines logo]()
$928
This Copa Airlines deal was found by Cheapflights users on 8/9. 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 8/1410:00 pm -
1 stop24h 30m
Thu 8/203:48 am -
1 stop18h 42m
Deal found 8/9![Copa Airlines logo]()
$916
This LATAM Airlines deal was found by Cheapflights users on 8/6. 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 8/2410:25 pm -
2 stops37h 35m
Wed 8/266:20 pm -
2 stops24h 50m
Deal found 8/6![LATAM Airlines logo]()
$865
This American Airlines deal was found by Cheapflights users on 8/8. 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.
Tue 8/2510:45 pm -
1 stop27h 15m
Wed 9/210:30 pm -
1 stop17h 02m
Deal found 8/8![American Airlines logo]()
$931
This Expedia deal was found by Cheapflights users on 8/6. 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.
Mon 8/3110:55 am -
2 stops54h 30m
Fri 10/2312:15 pm -
2 stops25h 27m
Deal found 8/6![Multiple Airlines logo]()
$894
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 9/65:45 pm -
2 stops26h 20m
Sun 9/272:49 pm -
1 stop31h 40m
Deal found 8/5![Multiple Airlines logo]()
$922
This Delta deal was found by Cheapflights users on 8/5. 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.
Mon 9/712:32 pm -
2 stops23h 28m
Sat 9/263:45 pm -
2 stops22h 25m
Deal found 8/5![Delta logo]()
$1,028
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 9/108:59 pm -
2 stops26h 24m
Sun 9/275:25 am -
1 stop17h 04m
Deal found 8/6![Multiple Airlines logo]()
$915
This Delta deal was found by Cheapflights users on 8/5. 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.
Tue 9/223:00 pm -
2 stops21h 00m
Wed 9/303:45 pm -
2 stops22h 25m
Deal found 8/5![Delta logo]()
$1,022
This Despegar deal was found by Cheapflights users on 8/5. 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 Despegar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/233:00 pm -
2 stops26h 25m
Thu 10/111:25 pm -
2 stops28h 22m
Deal found 8/5![Aeromexico logo]()
$904
This Copa Airlines deal was found by Cheapflights users on 8/10. 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 stop25h 15m
Tue 10/202:49 pm -
1 stop31h 41m
Deal found 8/10![Copa Airlines logo]()
$896
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 10, 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 10, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 10/197:13 pm -
3 stops27h 47m
Deal found 8/7![Multiple Airlines logo]()
$366
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/1012:37 pm -
3 stops38h 53m
Deal found 8/9![Multiple Airlines logo]()
$379
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 11/128:32 pm -
3 stops29h 13m
Deal found 8/5![Multiple Airlines logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 10/188:32 pm -
3 stops50h 28m
Deal found 8/7![Multiple Airlines logo]()
$390
This Kiwi.com deal was found by Cheapflights users on 8/9. 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.
Sat 9/53:45 pm -
3 stops33h 15m
Deal found 8/9![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Sat 11/146:25 am -
3 stops41h 35m
Deal found 8/5![Multiple Airlines logo]()
$393
This Kiwi.com deal was found by Cheapflights users on 8/5. 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 11/124:36 pm -
3 stops34h 54m
Deal found 8/5![Multiple Airlines logo]()
$395
This Kiwi.com deal was found by Cheapflights users on 8/10. 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 11/36:25 am -
3 stops42h 45m
Deal found 8/10![Multiple Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/66:25 am -
3 stops49h 05m
Deal found 8/9![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 8/5. 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.
Sat 11/144:36 pm -
3 stops34h 54m
Deal found 8/5![Multiple Airlines logo]()
$405
This Kiwi.com deal was found by Cheapflights users on 8/9. 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 9/66:25 am -
3 stops52h 25m
Deal found 8/9![Multiple Airlines logo]()
$406
This Kiwi.com deal was found by Cheapflights users on 8/7. 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 10/186:25 am -
3 stops46h 05m
Deal found 8/7![Multiple Airlines logo]()
$407
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 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $776 (Expedia) |
One-way from | $366 (Kiwi.com) |
Popular in | July |
Cheapest in | October |
Average price | $984 |
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 10, 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 11/2
10:00 pm-2:52 am
1 stop23h 52m
Buenos Aires Ministro Pistarini
Thu 11/12
2:33 pm-5:15 pm
1 stop31h 42m
$896
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Sat 11/21
10:00 pm-7:51 am
1 stop28h 51m
Buenos Aires Ministro Pistarini
Sun 11/29
2:33 pm-5:15 pm
1 stop31h 42m
$896
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Wed 10/7
10:00 pm-7:57 am
1 stop29h 57m
Buenos Aires Ministro Pistarini
Sun 10/18
3:48 am-6:30 pm
1 stop18h 42m
$986
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Sat 11/21
10:00 pm-1:53 am
1 stop22h 53m
Buenos Aires Ministro Pistarini
Fri 11/27
3:40 am-5:15 pm
1 stop18h 35m
$986
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Mon 11/23
10:00 pm-4:15 am
1 stop25h 15m
Buenos Aires Ministro Pistarini
Thu 12/3
2:34 pm-5:26 pm
1 stop31h 52m
$986
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Wed 9/30
10:00 pm-3:15 am
1 stop25h 15m
Buenos Aires Ministro Pistarini
Tue 10/20
2:49 pm-6:30 pm
1 stop31h 41m
$986
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Sun 11/1
10:57 am-4:00 pm
2 stops24h 03m
Buenos Aires Jorge Newbery
Sat 11/14
5:35 pm-3:03 pm
2 stops26h 28m
$998
Quickest round-trip
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Wed 2/3
10:00 pm-10:31 pm
1 stop19h 31m
Buenos Aires Ministro Pistarini
Tue 2/16
2:15 am-5:28 pm
1 stop20h 13m
$1,009
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Wed 9/23
8:00 am-9:45 am
1 stop21h 45m
Buenos Aires Ministro Pistarini
Fri 10/2
8:10 pm-11:25 am
1 stop19h 15m
$1,022
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Tue 9/22
3:00 pm-4:00 pm
2 stops21h 00m
Buenos Aires Jorge Newbery
Sat 10/3
3:45 pm-10:10 am
2 stops22h 25m
$1,022
Showing 1-10 of 42 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 $871 and $1,195 in January.The cheapest round-trip price found within the last 5 days was $776 on Aeromexico (Jan 22-Feb 9).
How far ahead should I book a flight from San Diego to Buenos Aires?
Booking 16 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 10, 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.
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Boarding
8.1
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Buenos Aires flight routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from San Diego
Popular flights
Alternative routes for San Diego to Buenos Aires
See prices for flight routes from nearby airports that may be better suited for you.
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 10, 2026.
Complete your trip
Complete your trip to Buenos Aires by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Diego to Buenos Aires by cabin class
Find flights from San Diego to Buenos Aires, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Diego and Buenos Aires flights
Browse other San Diego and Buenos Aires flight options. Last updated on August 10, 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 10, 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 10, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$730 | Average$1,265 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$755 | Average$1,395 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$854 | Average$1,327 | FlexibilityNo cancel fee | On-time71% |