$439+ 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 6/22. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — BUE
Jun 7 — Jun 141
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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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
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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 May 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 May 8, 2026.
This Copa Airlines deal was found by Cheapflights users on 5/4. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:00 pm
SAN
- EZE
1 stop20h 25m
Copa Airlines
Thu 5/142:49 pm
EZE
- SAN
1 stop31h 41m
Copa Airlines
Deal found 5/4![Copa Airlines logo]()
$725
This eDestinos deal was found by Cheapflights users on 5/4. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/289:45 am
SAN
- EZE
2 stops31h 10m
Aeromexico
Wed 1/2011:55 pm
EZE
- SAN
2 stops24h 00m
Aeromexico
Deal found 5/4![Aeromexico logo]()
$740
This Justfly.com deal was found by Cheapflights users on 5/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:59 am
SAN
- EZE
2 stops30h 26m
Aeromexico
Mon 6/811:25 pm
EZE
- SAN
2 stops28h 15m
Aeromexico
Deal found 5/4![Aeromexico logo]()
$752
This SmartFares deal was found by Cheapflights users on 5/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:00 am
SAN
- EZE
2 stops31h 25m
Aeromexico
Wed 9/911:25 pm
EZE
- SAN
2 stops23h 29m
Aeromexico
Deal found 5/5![Aeromexico logo]()
$754
This Justfly.com deal was found by Cheapflights users on 5/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:59 pm
SAN
- EZE
2 stops25h 26m
Aeromexico
Tue 9/1511:25 pm
EZE
- SAN
2 stops47h 29m
Aeromexico
Deal found 5/7![Aeromexico logo]()
$758
This oojo deal was found by Cheapflights users on 5/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:15 am
SAN
- EZE
2 stops35h 10m
Aeromexico
Tue 9/2211:25 pm
EZE
- SAN
2 stops27h 30m
Aeromexico
Deal found 5/3![Aeromexico logo]()
$768
This oojo deal was found by Cheapflights users on 5/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:15 am
SAN
- EZE
2 stops35h 10m
Aeromexico
Wed 9/911:25 pm
EZE
- SAN
2 stops23h 29m
Aeromexico
Deal found 5/5![Aeromexico logo]()
$787
This Aeromexico deal was found by Cheapflights users on 5/4. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/306:15 am
SAN
- EZE
2 stops58h 40m
Aeromexico
Thu 12/1011:55 pm
EZE
- SAN
2 stops52h 00m
Aeromexico
Deal found 5/4![Aeromexico logo]()
$797
This FlightHub deal was found by Cheapflights users on 5/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:56 pm
SAN
- EZE
2 stops45h 29m
Aeromexico
Thu 7/911:25 pm
EZE
- SAN
2 stops28h 12m
Aeromexico
Deal found 5/4![Aeromexico logo]()
$800
This FlightHub deal was found by Cheapflights users on 5/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/137:58 pm
SAN
- EZE
2 stops21h 27m
Aeromexico
Wed 7/2211:25 pm
EZE
- SAN
2 stops23h 52m
Aeromexico
Deal found 5/4![Aeromexico logo]()
$812
This Justfly.com deal was found by Cheapflights users on 5/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:15 am
SAN
- EZE
2 stops35h 10m
Aeromexico
Wed 7/111:25 pm
EZE
- SAN
2 stops23h 51m
Aeromexico
Deal found 5/5![Aeromexico logo]()
$835
This KAYAK deal was found by Cheapflights users on 5/4. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:00 pm
SAN
- AEP
2 stops21h 00m
LATAM Airlines
Mon 12/72:55 pm
AEP
- SAN
2 stops26h 13m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$912
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 May 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 May 8, 2026.
This FlightHub deal was found by Cheapflights users on 5/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:15 am
SAN
- EZE
2 stops35h 10m
Aeromexico
Sun 6/2111:25 pm
EZE
- SAN
2 stops28h 15m
Aeromexico
Deal found 5/7![Aeromexico logo]()
$891
This Copa Airlines deal was found by Cheapflights users on 5/5. 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.
Fri 10/169:07 pm
SAN
- EZE
1 stop25h 23m
Copa Airlines
Wed 10/283:41 am
EZE
- SAN
1 stop19h 02m
Copa Airlines
Deal found 5/5![Copa Airlines logo]()
$905
This United Airlines deal was found by Cheapflights users on 5/5. 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 6/910:13 am
SAN
- EZE
1 stop17h 47m
United Airlines
Thu 6/119:00 pm
EZE
- SAN
1 stop24h 41m
United Airlines
Deal found 5/5![United Airlines logo]()
$947
This Delta deal was found by Cheapflights users on 5/3. 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 9/812:50 pm
SAN
- EZE
1 stop16h 55m
Delta
Thu 9/248:10 pm
EZE
- SAN
1 stop20h 35m
Delta
Deal found 5/3![Delta logo]()
$947
This KAYAK deal was found by Cheapflights users on 5/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:15 am
SAN
- AEP
2 stops28h 35m
LATAM Airlines
Tue 8/258:05 pm
AEP
- SAN
2 stops23h 04m
LATAM Airlines
Deal found 5/3![LATAM Airlines logo]()
$947
This Delta deal was found by Cheapflights users on 5/3. 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 9/1010:00 am
SAN
- AEP
2 stops24h 50m
Delta
Thu 9/243:45 pm
AEP
- SAN
2 stops27h 34m
Delta
Deal found 5/3![Delta logo]()
$947
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/171:02 pm
SAN
- AEP
2 stops25h 23m
LATAM Airlines
Thu 7/23:45 pm
AEP
- SAN
2 stops27h 26m
LATAM Airlines
Deal found 5/5![LATAM Airlines logo]()
$947
This Copa Airlines deal was found by Cheapflights users on 5/4. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/58:58 pm
SAN
- EZE
1 stop27h 23m
Copa Airlines
Sat 8/152:49 pm
EZE
- SAN
1 stop31h 41m
Copa Airlines
Deal found 5/4![Copa Airlines logo]()
$951
This United Airlines deal was found by Cheapflights users on 5/6. 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.
Sun 8/236:55 pm
SAN
- EZE
2 stops33h 05m
United Airlines
Wed 9/29:00 pm
EZE
- SAN
1 stop17h 55m
United Airlines
Deal found 5/6![United Airlines logo]()
$951
This KAYAK deal was found by Cheapflights users on 5/3. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/76:15 am
SAN
- AEP
2 stops21h 25m
LATAM Airlines
Wed 9/233:45 pm
AEP
- SAN
2 stops21h 58m
LATAM Airlines
Deal found 5/3![LATAM Airlines logo]()
$947
This United Airlines deal was found by Cheapflights users on 5/4. 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 6/296:55 pm
SAN
- EZE
2 stops33h 05m
United Airlines
Thu 7/99:00 pm
EZE
- SAN
1 stop17h 51m
United Airlines
Deal found 5/4![United Airlines logo]()
$951
This Delta deal was found by Cheapflights users on 5/4. 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.
Sun 7/122:18 pm
SAN
- EZE
1 stop15h 27m
Delta
Thu 7/238:10 pm
EZE
- SAN
1 stop24h 50m
Delta
Deal found 5/4![Delta logo]()
$1,007
This United Airlines deal was found by Cheapflights users on 5/6. 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 8/106:55 pm
SAN
- EZE
2 stops33h 05m
United Airlines
Tue 8/259:00 pm
EZE
- SAN
2 stops20h 44m
United Airlines
Deal found 5/6![United Airlines logo]()
$951
This Delta deal was found by Cheapflights users on 5/5. 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 6/141:05 pm
SAN
- AEP
2 stops22h 55m
Delta
Thu 7/23:45 pm
AEP
- SAN
2 stops25h 36m
Delta
Deal found 5/5![Delta logo]()
$1,007
This LATAM Airlines deal was found by Cheapflights users on 5/7. 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.
Mon 6/110:25 pm
SAN
- AEP
2 stops37h 35m
LATAM Airlines
Thu 6/411:45 am
AEP
- SAN
2 stops27h 31m
LATAM Airlines
Deal found 5/7![LATAM Airlines logo]()
$1,018
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Mon 6/1510:13 am
SAN
- EZE
1 stop17h 47m
United Airlines
Wed 7/19:00 pm
EZE
- SAN
2 stops21h 55m
United Airlines
Deal found 5/5![United Airlines logo]()
$1,001
This United Airlines deal was found by Cheapflights users on 5/5. 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.
Mon 8/106:15 am
SAN
- EZE
1 stop21h 45m
United Airlines
Fri 8/149:00 pm
EZE
- SAN
2 stops27h 45m
United Airlines
Deal found 5/5![United Airlines logo]()
$1,011
This KAYAK deal was found by Cheapflights users on 5/5. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1810:50 am
SAN
- AEP
2 stops24h 00m
LATAM Airlines
Wed 7/18:05 pm
AEP
- SAN
2 stops27h 11m
LATAM Airlines
Deal found 5/5![LATAM Airlines logo]()
$1,114
This Delta deal was found by Cheapflights users on 5/3. 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.
Wed 9/96:20 am
SAN
- AEP
2 stops21h 20m
Delta
Wed 9/238:05 pm
AEP
- SAN
2 stops23h 16m
Delta
Deal found 5/3![Delta logo]()
$1,120
This BusinessClass deal was found by Cheapflights users on 5/3. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/1610:40 pm
SAN
- AEP
2 stops37h 20m
LATAM Airlines
Thu 10/293:40 pm
AEP
- SAN
2 stops22h 50m
LATAM Airlines
Deal found 5/3![LATAM Airlines logo]()
$1,120
This KAYAK deal was found by Cheapflights users on 5/7. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/2710:59 am
SAN
- AEP
2 stops23h 51m
LATAM Airlines
Tue 6/25:00 pm
AEP
- SAN
2 stops25h 57m
LATAM Airlines
Deal found 5/7![LATAM Airlines logo]()
$1,152
Last-minute flights from San Diego to Buenos AiresDiscover last-minute flight deals from San Diego to Buenos Aires. Data last updated May 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Diego to Buenos Aires. Data last updated May 8, 2026 and is based on user searches.
This Copa Airlines deal was found by Cheapflights users on 5/4. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1110:00 pm
SAN
- EZE
1 stop20h 25m
Copa Airlines
Thu 5/142:49 pm
EZE
- SAN
1 stop31h 41m
Copa Airlines
Deal found 5/4![Copa Airlines logo]()
$725
This FlightHub deal was found by Cheapflights users on 5/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/3110:59 am
SAN
- EZE
2 stops54h 26m
Aeromexico
Sun 6/711:25 pm
EZE
- SAN
2 stops43h 46m
Aeromexico
Deal found 5/3![Aeromexico logo]()
$903
This Justfly.com deal was found by Cheapflights users on 5/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:59 am
SAN
- EZE
2 stops30h 26m
Aeromexico
Mon 6/811:25 pm
EZE
- SAN
2 stops28h 15m
Aeromexico
Deal found 5/4![Aeromexico logo]()
$752
This FlightHub deal was found by Cheapflights users on 5/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/710:50 am
SAN
- EZE
2 stops30h 35m
Aeromexico
Tue 7/711:25 pm
EZE
- SAN
2 stops28h 12m
Aeromexico
Deal found 5/7![Aeromexico logo]()
$888
This Justfly.com deal was found by Cheapflights users on 5/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/76:15 am
SAN
- EZE
2 stops35h 10m
Aeromexico
Sun 6/2111:25 pm
EZE
- SAN
2 stops28h 15m
Aeromexico
Deal found 5/7![Aeromexico logo]()
$891
This Justfly.com deal was found by Cheapflights users on 5/7. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/810:50 am
SAN
- EZE
2 stops30h 35m
Aeromexico
Mon 7/611:25 pm
EZE
- SAN
2 stops23h 52m
Aeromexico
Deal found 5/7![Aeromexico logo]()
$860
This FlightHub deal was found by Cheapflights users on 5/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:15 am
SAN
- EZE
2 stops35h 10m
Aeromexico
Fri 7/311:25 pm
EZE
- SAN
2 stops23h 51m
Aeromexico
Deal found 5/5![Aeromexico logo]()
$890
This FlightHub deal was found by Cheapflights users on 5/5. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/153:00 pm
SAN
- EZE
2 stops26h 25m
Aeromexico
Sat 7/411:25 pm
EZE
- SAN
2 stops43h 46m
Aeromexico
Deal found 5/5![Aeromexico logo]()
$896
This Justfly.com deal was found by Cheapflights users on 5/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/176:15 am
SAN
- EZE
2 stops35h 10m
Aeromexico
Wed 7/111:25 pm
EZE
- SAN
2 stops23h 51m
Aeromexico
Deal found 5/5![Aeromexico logo]()
$835
This oojo deal was found by Cheapflights users on 5/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1810:50 am
SAN
- EZE
2 stops30h 35m
Aeromexico
Thu 6/2511:25 pm
EZE
- SAN
2 stops23h 51m
Aeromexico
Deal found 5/3![Aeromexico logo]()
$851
This FlightHub deal was found by Cheapflights users on 5/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/2810:50 am
SAN
- EZE
2 stops30h 35m
Aeromexico
Thu 7/911:25 pm
EZE
- SAN
2 stops28h 12m
Aeromexico
Deal found 5/4![Aeromexico logo]()
$863
This FlightHub deal was found by Cheapflights users on 5/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/297:56 pm
SAN
- EZE
2 stops45h 29m
Aeromexico
Thu 7/911:25 pm
EZE
- SAN
2 stops28h 12m
Aeromexico
Deal found 5/4![Aeromexico logo]()
$800
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 May 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 May 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Mon 6/226:25 am
SAN
- EZE
3 stops41h 20m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$439
This Copa Airlines deal was found by Cheapflights users on 5/5. 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.
Wed 5/1310:00 pm
SAN
- EZE
1 stop22h 50m
Copa Airlines
Deal found 5/5![Copa Airlines logo]()
$486
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Fri 6/59:43 am
SAN
- EZE
3 stops56h 44m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$487
This Copa Airlines deal was found by Cheapflights users on 5/6. 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.
Mon 6/2210:00 pm
SAN
- EZE
1 stop22h 52m
Copa Airlines
Deal found 5/6![Copa Airlines logo]()
$509
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Fri 6/510:00 pm
SAN
- EZE
1 stop20h 27m
Copa Airlines
Deal found 5/5![Copa Airlines logo]()
$513
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Sun 6/2112:09 pm
SAN
- EZE
3 stops59h 36m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$531
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/1810:04 am
SAN
- EZE
3 stops37h 19m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$536
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Mon 6/222:15 pm
SAN
- AEP
3 stops42h 55m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$539
This Kiwi.com deal was found by Cheapflights users on 5/5. 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.
Wed 5/137:45 pm
SAN
- AEP
3 stops52h 35m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$542
This Kiwi.com deal was found by Cheapflights users on 5/7. 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.
Thu 10/89:11 pm
SAN
- EZE
2 stops29h 34m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$550
This Kiwi.com deal was found by Cheapflights users on 5/6. 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.
Sun 6/219:06 pm
SAN
- AEP
3 stops34h 24m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$564
This Kiwi.com deal was found by Cheapflights users on 5/5. 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 6/1810:04 am
SAN
- AEP
3 stops42h 26m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$566
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 May 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $725 (Copa Airlines) |
One-way from | $439 (Kiwi.com) |
Popular in | April |
Cheapest in | August |
Average price | $1,122 |
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 May 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 - EZE
SANEZE
San Diego
Sun 6/7
6:15 am-9:25 pm
2 stops35h 10m
Buenos Aires Ministro Pistarini
Sun 6/21
11:25 pm-11:40 pm
2 stops28h 15m
$891
San DiegoBuenos Aires
SAN - EZE
SANEZE
San Diego
Fri 10/16
9:07 pm-2:30 am
1 stop25h 23m
Buenos Aires Ministro Pistarini
Wed 10/28
3:41 am-6:43 pm
1 stop19h 02m
$905
San DiegoBuenos Aires
SAN - EZE
SANEZE
San Diego
Tue 6/9
10:13 am-8:00 am
1 stop17h 47m
Buenos Aires Ministro Pistarini
Thu 6/11
9:00 pm-5:41 pm
1 stop24h 41m
$947
Quickest round-trip
San DiegoBuenos Aires
SAN - EZE
SANEZE
San Diego
Tue 9/8
12:50 pm-9:45 am
1 stop16h 55m
Buenos Aires Ministro Pistarini
Thu 9/24
8:10 pm-12:45 pm
1 stop20h 35m
$947
San DiegoBuenos Aires
SAN - AEP
SANAEP
San Diego
Mon 8/10
6:15 am-2:50 pm
2 stops28h 35m
Buenos Aires Jorge Newbery
Tue 8/25
8:05 pm-3:09 pm
2 stops23h 04m
$947
San DiegoBuenos Aires
SAN - AEP
SANAEP
San Diego
Thu 9/10
10:00 am-2:50 pm
2 stops24h 50m
Buenos Aires Jorge Newbery
Thu 9/24
3:45 pm-3:19 pm
2 stops27h 34m
$947
San DiegoBuenos Aires
SAN - AEP
SANAEP
San Diego
Wed 6/17
1:02 pm-6:25 pm
2 stops25h 23m
Buenos Aires Jorge Newbery
Thu 7/2
3:45 pm-3:11 pm
2 stops27h 26m
$947
San DiegoBuenos Aires
SAN - AEP
SANAEP
San Diego
Mon 9/7
6:15 am-7:40 am
2 stops21h 25m
Buenos Aires Jorge Newbery
Wed 9/23
3:45 pm-9:43 am
2 stops21h 58m
$947
San DiegoBuenos Aires
SAN - EZE
SANEZE
San Diego
Wed 8/5
8:58 pm-4:21 am
1 stop27h 23m
Buenos Aires Ministro Pistarini
Sat 8/15
2:49 pm-6:30 pm
1 stop31h 41m
$951
San DiegoBuenos Aires
SAN - EZE
SANEZE
San Diego
Sun 8/23
6:55 pm-8:00 am
2 stops33h 05m
Buenos Aires Ministro Pistarini
Wed 9/2
9:00 pm-10:55 am
1 stop17h 55m
$951
Showing 1-10 of 37 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 May.
| 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
How far ahead should I book a flight from San Diego to Buenos Aires?
Booking 49 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.
What is the cheapest month to book a flight from San Diego to Buenos Aires?
Currently, November is the cheapest month in which you can book a flight from San Diego to Buenos Aires (average of $236). Flying from San Diego to Buenos Aires in July is currently the most expensive (average of $769). 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?
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 May 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
Comfort
7.9
Boarding
8.1
Overall
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Comfort
7.9
Boarding
8.1
Overall
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Comfort
7.9
Boarding
8.1
Overall
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Comfort
7.9
Boarding
8.1
Overall
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Comfort
7.9
Boarding
8.1
Overall
7.9
Entertainment
7.8
Crew
8.5
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Comfort
7.9
Boarding
8.1
Overall
7.9
Entertainment
7.8
Crew
8.5
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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Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
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Alternative routes for San Diego to Buenos Aires
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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 May 8, 2026.
Complete your trip
Complete your trip to Buenos Aires by adding a car rental and/or hotel reservation to your travel itinerary.
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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 May 8, 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 May 8, 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 May 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$730 | Average$1,265 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$854 | Average$1,265 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$975 | Average$1,200 | FlexibilityNo cancel fee | On-timeN/A |