$417+ Cheap flights from San Diego (SAN) to Buenos Aires (BUE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUE
Dec 8 — Dec 151
Round-trip
1 adult, Economy
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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 November 8, 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 November 8, 2026.
This Copa Airlines deal was found by Cheapflights users on 11/5. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:30 pm -
1 stop18h 50m
Fri 12/113:40 am -
1 stop18h 46m
Deal found 11/5![Copa Airlines logo]()
$746
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:59 am -
1 stop15h 36m
Fri 12/119:30 pm -
1 stop27h 29m
Deal found 11/6![Delta logo]()
$749
This Delta deal was found by Cheapflights users on 11/4. 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 12/35:11 pm -
2 stops20h 24m
Tue 12/1511:35 pm -
1 stop17h 19m
Deal found 11/4![Delta logo]()
$758
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:20 am -
2 stops20h 00m
Sun 12/1310:05 pm -
2 stops19h 22m
Deal found 11/5![United Airlines logo]()
$762
This LATAM Airlines deal was found by Cheapflights users on 11/3. 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 12/28:00 am -
1 stop18h 35m
Wed 12/98:05 pm -
1 stop20h 51m
Deal found 11/3![LATAM Airlines logo]()
$763
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/125:18 pm -
1 stop35h 02m
Sun 12/2011:55 pm -
1 stop23h 07m
Deal found 11/4![United Airlines logo]()
$768
This Delta deal was found by Cheapflights users on 11/4. 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 12/116:20 am -
1 stop20h 15m
Fri 12/1811:35 pm -
1 stop29h 05m
Deal found 11/4![Delta logo]()
$769
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/125:18 pm -
1 stop35h 02m
Mon 12/2111:55 pm -
2 stops25h 22m
Deal found 11/4![United Airlines logo]()
$772
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/125:18 pm -
1 stop35h 02m
Tue 12/2211:55 pm -
1 stop26h 39m
Deal found 11/4![United Airlines logo]()
$778
This Expedia deal was found by Cheapflights users on 11/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:30 pm -
2 stops30h 20m
Sat 12/1212:20 pm -
2 stops28h 34m
Deal found 11/7![LATAM Airlines logo]()
$794
This LATAM Airlines deal was found by Cheapflights users on 11/3. 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 11/306:15 am -
2 stops21h 15m
Wed 12/23:50 pm -
2 stops25h 04m
Deal found 11/3![LATAM Airlines logo]()
$868
This LATAM Airlines deal was found by Cheapflights users on 11/6. 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.
Sun 12/66:20 am -
2 stops22h 20m
Thu 12/104:40 am -
2 stops23h 58m
Deal found 11/6![LATAM Airlines logo]()
$893
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 November 8, 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 November 8, 2026.
This United Airlines deal was found by Cheapflights users on 11/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/81:20 pm -
1 stop15h 00m
Sun 12/1310:05 pm -
1 stop20h 19m
Deal found 11/6![United Airlines logo]()
$758
This Delta deal was found by Cheapflights users on 11/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/161:34 pm -
2 stops23h 56m
Sat 2/65:35 pm -
2 stops22h 00m
Deal found 11/7![Delta logo]()
$758
This FlightHub deal was found by Cheapflights users on 11/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/183:22 pm -
2 stops19h 38m
Mon 2/228:05 pm -
2 stops23h 35m
Deal found 11/6![LATAM Airlines logo]()
$959
This United Airlines deal was found by Cheapflights users on 11/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/511:25 am -
1 stop14h 55m
Sat 12/1211:55 pm -
1 stop22h 54m
Deal found 11/6![United Airlines logo]()
$758
This Delta deal was found by Cheapflights users on 11/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/173:22 pm -
2 stops19h 38m
Sat 2/65:35 pm -
2 stops26h 07m
Deal found 11/7![Delta logo]()
$758
This United Airlines deal was found by Cheapflights users on 11/4. 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 11/2312:05 pm -
1 stop14h 15m
Thu 12/310:05 pm -
1 stop22h 55m
Deal found 11/4![United Airlines logo]()
$758
This Delta deal was found by Cheapflights users on 11/4. 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 11/236:15 am -
2 stops23h 40m
Thu 12/38:05 pm -
2 stops21h 57m
Deal found 11/4![Delta logo]()
$762
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:00 am -
1 stop20h 20m
Fri 12/1110:05 pm -
1 stop20h 19m
Deal found 11/5![United Airlines logo]()
$758
This United Airlines deal was found by Cheapflights users on 11/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:20 am -
2 stops20h 00m
Tue 12/810:05 pm -
2 stops18h 10m
Deal found 11/7![United Airlines logo]()
$762
This Delta deal was found by Cheapflights users on 11/7. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/46:15 am -
1 stop20h 20m
Sun 1/2411:35 pm -
1 stop28h 58m
Deal found 11/7![Delta logo]()
$900
This United Airlines deal was found by Cheapflights users on 11/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/186:20 am -
2 stops22h 00m
Mon 2/2210:05 pm -
1 stop18h 04m
Deal found 11/6![United Airlines logo]()
$762
This LATAM Airlines deal was found by Cheapflights users on 11/5. 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:15 am -
2 stops20h 25m
Sat 12/124:40 am -
2 stops23h 16m
Deal found 11/5![LATAM Airlines logo]()
$1,218
This Delta deal was found by Cheapflights users on 11/3. 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 12/86:15 am -
2 stops20h 25m
Sun 12/204:40 am -
2 stops24h 13m
Deal found 11/3![Delta logo]()
$1,028
This United Airlines deal was found by Cheapflights users on 11/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/412:11 pm -
1 stop16h 09m
Sun 1/2410:05 pm -
2 stops18h 10m
Deal found 11/7![United Airlines logo]()
$939
This Delta deal was found by Cheapflights users on 11/3. 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 12/86:15 am -
2 stops20h 25m
Fri 12/183:50 pm -
2 stops36h 07m
Deal found 11/3![Delta logo]()
$1,064
This Delta deal was found by Cheapflights users on 11/4. 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 12/99:53 am -
2 stops40h 47m
Sun 12/204:40 am -
2 stops23h 17m
Deal found 11/4![Delta logo]()
$1,138
This Delta deal was found by Cheapflights users on 11/4. 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 12/146:15 am -
2 stops44h 25m
Sun 12/204:40 am -
2 stops24h 13m
Deal found 11/4![Delta logo]()
$1,307
This Delta deal was found by Cheapflights users on 11/4. 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 12/125:40 pm -
2 stops19h 50m
Sun 12/204:40 am -
2 stops24h 13m
Deal found 11/4![Delta logo]()
$1,328
This Delta deal was found by Cheapflights users on 11/3. 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 12/1010:05 pm -
2 stops39h 25m
Tue 12/225:35 pm -
2 stops34h 20m
Deal found 11/3![Delta logo]()
$1,337
This Delta deal was found by Cheapflights users on 11/4. 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 12/1210:30 pm -
2 stops36h 30m
Fri 12/188:05 pm -
2 stops53h 48m
Deal found 11/4![Delta logo]()
$1,358
This Delta deal was found by Cheapflights users on 11/5. 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 12/125:40 pm -
2 stops19h 50m
Fri 1/223:50 pm -
2 stops23h 10m
Deal found 11/5![Delta logo]()
$1,358
Last-minute flights from San Diego to Buenos AiresDiscover last-minute flight deals from San Diego to Buenos Aires. Data last updated November 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Buenos Aires. Data last updated November 8, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 11/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2710:59 am -
1 stop15h 36m
Fri 12/119:30 pm -
1 stop27h 29m
Deal found 11/6![Delta logo]()
$749
This LATAM Airlines deal was found by Cheapflights users on 11/3. 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 11/306:15 am -
2 stops21h 15m
Wed 12/23:50 pm -
2 stops25h 04m
Deal found 11/3![LATAM Airlines logo]()
$868
This LATAM Airlines deal was found by Cheapflights users on 11/4. 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 stops20h 25m
Thu 12/104:40 am -
2 stops23h 16m
Deal found 11/4![LATAM Airlines logo]()
$978
This LATAM Airlines deal was found by Cheapflights users on 11/3. 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 12/28:00 am -
1 stop18h 35m
Wed 12/98:05 pm -
1 stop20h 51m
Deal found 11/3![LATAM Airlines logo]()
$763
This Delta deal was found by Cheapflights users on 11/5. 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.
Thu 12/35:11 pm -
2 stops20h 24m
Thu 12/109:30 pm -
1 stop17h 25m
Deal found 11/5![Delta logo]()
$758
This Copa Airlines deal was found by Cheapflights users on 11/5. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:30 pm -
1 stop18h 50m
Fri 12/113:40 am -
1 stop18h 46m
Deal found 11/5![Copa Airlines logo]()
$746
This United Airlines deal was found by Cheapflights users on 11/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/56:20 am -
2 stops20h 00m
Sun 12/1310:05 pm -
2 stops19h 22m
Deal found 11/5![United Airlines logo]()
$762
This Expedia deal was found by Cheapflights users on 11/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/510:30 pm -
2 stops30h 20m
Sat 12/1212:20 pm -
2 stops28h 34m
Deal found 11/7![LATAM Airlines logo]()
$794
This LATAM Airlines deal was found by Cheapflights users on 11/6. 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.
Sun 12/66:20 am -
2 stops22h 20m
Thu 12/104:40 am -
2 stops23h 58m
Deal found 11/6![LATAM Airlines logo]()
$893
This Delta deal was found by Cheapflights users on 11/4. 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 12/116:20 am -
1 stop20h 15m
Fri 12/1811:35 pm -
1 stop29h 05m
Deal found 11/4![Delta logo]()
$769
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/125:18 pm -
1 stop35h 02m
Mon 12/2111:55 pm -
1 stop23h 07m
Deal found 11/4![United Airlines logo]()
$768
This United Airlines deal was found by Cheapflights users on 11/4. 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 12/125:18 pm -
1 stop35h 02m
Tue 12/2211:55 pm -
1 stop26h 39m
Deal found 11/4![United Airlines logo]()
$778
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 November 8, 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 November 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 1/195:26 pm -
3 stops57h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$417
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 12/292:45 pm -
3 stops47h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 1/196:36 am -
3 stops39h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$433
This FlightHub deal was found by Cheapflights users on 11/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/13:22 pm -
2 stops49h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/6![Aeromexico logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/98:33 am -
3 stops49h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$463
This Priceline deal was found by Cheapflights users on 11/3. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/196:25 am -
2 stops34h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Aeromexico logo]()
$467
This Kiwi.com deal was found by Cheapflights users on 11/5. 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 2/46:36 am -
3 stops39h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/5![Multiple Airlines logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 1/46:36 am -
3 stops46h 14m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 11/3. 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 1/43:22 pm -
3 stops38h 38m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/3![Multiple Airlines logo]()
$536
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/96:30 am -
2 stops31h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$537
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Fri 12/1110:30 pm -
2 stops27h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Fri 12/1110:30 pm -
2 stops31h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/4![Multiple Airlines logo]()
$539
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 November 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $746 (Copa Airlines) |
One-way from | $417 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $1,146 |
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 7,457,451 searches. Data last updated November 8, 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
Tue 12/29
2:45 pm-7:15 pm
3 stops47h 30m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$431
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Tue 1/19
6:36 am-3:15 am
3 stops39h 39m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$433
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Mon 2/1
3:22 pm-9:50 pm
2 stops49h 28m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$462
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Wed 12/9
8:33 am-3:30 pm
3 stops49h 57m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$463
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Tue 1/19
6:25 am-9:50 pm
2 stops34h 25m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$467
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Mon 1/4
6:36 am-9:50 am
3 stops46h 14m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$519
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Sat 12/12
10:30 pm-8:40 pm
2 stops41h 10m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$539
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Tue 12/29
2:45 pm-8:30 am
3 stops36h 45m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$540
San DiegoBuenos Aires
SAN San Diego - EZE Buenos Aires Ministro Pistarini
SANEZE
San Diego
Thu 12/10
6:30 am-4:35 am
3 stops41h 05m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$569
San DiegoBuenos Aires
SAN San Diego - AEP Buenos Aires Jorge Newbery
SANAEP
San Diego
Mon 2/1
5:26 pm-7:30 am
3 stops57h 04m
Buenos Aires Jorge Newbery
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$571
Showing 1-10 of 41 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 November.
| 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 Accuracy2 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, June is the cheapest month in which you can book a flight from San Diego to Buenos Aires (average of $939). 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 $929 and $1,329 in December.The cheapest round-trip price found within the last 5 days was $746 on Copa Airlines (Dec 5-Dec 11).
How far ahead should I book a flight from San Diego to Buenos Aires?
Booking 38 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 November 8, 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.
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.8
Comfort
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Entertainment
7.8
Crew
8.5
Overall
7.8
Comfort
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 November 8, 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 November 8, 2026.
Other flights from San Diego
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Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from San Diego to Buenos Aires
Discover the top 4 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 7,457,451 searches. Data last updated November 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$710 | Average$915 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$892 | Average$1,265 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$957 | Average$1,327 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$975 | Average$1,432 | FlexibilityNo cancel fee | On-timeN/A |