$359+ Cheap flights from San Francisco (SFO) 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 6/3. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BUE
Jun 5 — Jun 121
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 Francisco to Buenos AiresExplore the most affordable flight options available from San Francisco to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.
Explore the most affordable flight options available from San Francisco to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 6, 2026.
This LATAM Airlines 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:55 pm
SFO
- AEP
2 stops37h 05m
LATAM Airlines
Thu 6/412:55 pm
AEP
- SFO
2 stops31h 01m
LATAM Airlines
Deal found 5/3![LATAM Airlines logo]()
$845
This LATAM Airlines deal was found by Cheapflights users on 5/1. 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 6/811:38 am
SFO
- EZE
2 stops18h 02m
LATAM Airlines
Tue 6/2312:15 pm
EZE
- SFO
2 stops29h 16m
LATAM Airlines
Deal found 5/1![LATAM Airlines logo]()
$911
This FlightHub deal was found by Cheapflights users on 5/2. 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 9/148:55 am
SFO
- EZE
2 stops22h 35m
LATAM Airlines
Thu 10/157:21 pm
EZE
- SFO
2 stops23h 47m
LATAM Airlines
Deal found 5/2![LATAM Airlines logo]()
$928
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 6/227:50 am
SFO
- EZE
2 stops21h 50m
LATAM Airlines
Mon 7/67:21 pm
EZE
- SFO
2 stops19h 28m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$931
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1411:59 pm
SFO
- EZE
2 stops29h 41m
LATAM Airlines
Mon 6/223:55 am
EZE
- SFO
2 stops23h 30m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$932
This LATAM Airlines deal was found by Cheapflights users on 5/2. 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 6/167:50 am
SFO
- EZE
2 stops21h 50m
LATAM Airlines
Tue 6/238:30 pm
EZE
- SFO
2 stops21h 01m
LATAM Airlines
Deal found 5/2![LATAM Airlines logo]()
$942
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/237:53 am
SFO
- EZE
2 stops21h 47m
LATAM Airlines
Wed 9/27:21 pm
EZE
- SFO
2 stops23h 50m
LATAM Airlines
Deal found 5/5![LATAM Airlines logo]()
$945
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.
Tue 6/3011:38 am
SFO
- EZE
2 stops18h 02m
LATAM Airlines
Tue 7/71:10 pm
EZE
- SFO
2 stops26h 26m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$951
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.
Fri 8/2111:54 am
SFO
- EZE
2 stops19h 36m
LATAM Airlines
Tue 9/17:35 am
EZE
- SFO
2 stops19h 37m
LATAM Airlines
Deal found 5/5![LATAM Airlines logo]()
$952
This Copa Airlines deal was found by Cheapflights users on 5/1. 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.
Tue 6/301:12 am
SFO
- EZE
1 stop23h 18m
Copa Airlines
Tue 7/73:48 am
EZE
- SFO
1 stop18h 11m
Copa Airlines
Deal found 5/1![Copa Airlines logo]()
$955
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:26 pm
SFO
- AEP
2 stops39h 24m
Multiple Airlines
Mon 6/88:05 pm
AEP
- SFO
2 stops27h 30m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$964
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 6/911:30 am
SFO
- AEP
2 stops24h 30m
Delta
Tue 6/168:05 pm
AEP
- SFO
2 stops19h 40m
Delta
Deal found 5/3![Delta logo]()
$967
Best flights from San Francisco to Buenos AiresDiscover carefully curated flight deals from San Francisco to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 6, 2026.
Discover carefully curated flight deals from San Francisco to Buenos Aires that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 6, 2026.
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/301:12 am
SFO
- EZE
1 stop17h 15m
Copa Airlines
Wed 7/89:02 am
EZE
- SFO
1 stop18h 38m
Copa Airlines
Deal found 5/3![Copa Airlines logo]()
$955
This United Airlines deal was found by Cheapflights users on 5/1. 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 6/810:50 am
SFO
- EZE
1 stop17h 10m
United Airlines
Tue 6/239:00 pm
EZE
- SFO
1 stop22h 03m
United Airlines
Deal found 5/1![United Airlines logo]()
$967
This SmartFares 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/122:30 pm
SFO
- AEP
2 stops44h 20m
LATAM Airlines
Sun 7/2610:30 pm
AEP
- SFO
2 stops42h 56m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$1,054
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.
Sat 6/2711:45 am
SFO
- AEP
2 stops24h 15m
Delta
Tue 7/78:05 pm
AEP
- SFO
2 stops23h 39m
Delta
Deal found 5/3![Delta logo]()
$1,061
This Mytrip 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/12:15 pm
SFO
- AEP
2 stops24h 15m
Multiple Airlines
Thu 6/45:45 am
AEP
- SFO
3 stops35h 05m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,132
This Avianca 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:15 pm
SFO
- AEP
2 stops35h 25m
Avianca
Mon 6/87:00 am
AEP
- SFO
2 stops19h 35m
Avianca
Deal found 5/3![Avianca logo]()
$1,242
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:21 pm
SFO
- EZE
1 stop27h 59m
Copa Airlines
Wed 9/23:48 am
EZE
- SFO
1 stop18h 22m
Copa Airlines
Deal found 5/3![Copa Airlines logo]()
$955
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.
Wed 7/17:05 am
SFO
- EZE
1 stop20h 55m
United Airlines
Tue 7/79:00 pm
EZE
- SFO
1 stop16h 25m
United Airlines
Deal found 5/5![United Airlines logo]()
$967
This Copa Airlines 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/301:12 am
SFO
- EZE
1 stop26h 45m
Copa Airlines
Tue 10/132:17 am
EZE
- SFO
1 stop19h 53m
Copa Airlines
Deal found 5/3![Copa Airlines logo]()
$955
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.
Sat 6/2711:45 am
SFO
- AEP
2 stops24h 15m
Delta
Wed 7/83:45 pm
AEP
- SFO
2 stops22h 35m
Delta
Deal found 5/3![Delta logo]()
$1,061
This United Airlines deal was found by Cheapflights users on 5/2. 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 6/168:55 am
SFO
- EZE
1 stop19h 05m
United Airlines
Tue 6/239:00 pm
EZE
- SFO
1 stop25h 30m
United Airlines
Deal found 5/2![United Airlines logo]()
$967
This Copa Airlines deal was found by Cheapflights users on 5/2. 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 9/231:12 am
SFO
- EZE
1 stop21h 18m
Copa Airlines
Wed 11/119:16 am
EZE
- SFO
1 stop19h 04m
Copa Airlines
Deal found 5/2![Copa Airlines logo]()
$955
This Mytrip deal was found by Cheapflights users on 5/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/82:30 am
SFO
- AEP
3 stops26h 00m
Multiple Airlines
Tue 8/185:45 am
AEP
- SFO
3 stops35h 05m
Multiple Airlines
Deal found 5/2![Multiple Airlines logo]()
$1,163
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.
Thu 6/45:00 am
SFO
- EZE
1 stop23h 00m
United Airlines
Wed 6/179:00 pm
EZE
- SFO
1 stop16h 25m
United Airlines
Deal found 5/5![United Airlines logo]()
$967
This Delta deal was found by Cheapflights users on 5/2. 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 11/12:00 pm
SFO
- AEP
2 stops21h 00m
Delta
Tue 12/16:20 pm
AEP
- SFO
2 stops20h 39m
Delta
Deal found 5/2![Delta logo]()
$1,117
This Priceline deal was found by Cheapflights users on 4/30. 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.
Thu 7/211:55 pm
SFO
- AEP
2 stops25h 45m
Avianca
Wed 7/157:00 am
AEP
- SFO
2 stops33h 50m
Avianca
Deal found 4/30![Avianca logo]()
$1,248
This Copa Airlines deal was found by Cheapflights users on 5/1. 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.
Thu 10/298:21 pm
SFO
- EZE
1 stop25h 37m
Copa Airlines
Mon 11/99:16 am
EZE
- SFO
1 stop19h 04m
Copa Airlines
Deal found 5/1![Copa Airlines logo]()
$955
This Avianca deal was found by Cheapflights users on 5/1. 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 Avianca is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/232:30 am
SFO
- AEP
2 stops23h 10m
Avianca
Sat 5/307:00 am
AEP
- SFO
2 stops19h 35m
Avianca
Deal found 5/1![Avianca logo]()
$1,257
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.
Sun 6/71:12 am
SFO
- EZE
1 stop23h 18m
Copa Airlines
Sun 6/283:48 am
EZE
- SFO
1 stop23h 52m
Copa Airlines
Deal found 5/5![Copa Airlines logo]()
$955
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 7/237:00 am
SFO
- AEP
2 stops20h 40m
Delta
Thu 8/63:45 pm
AEP
- SFO
2 stops29h 39m
Delta
Deal found 5/3![Delta logo]()
$1,283
Last-minute flights from San Francisco to Buenos AiresDiscover last-minute flight deals from San Francisco to Buenos Aires. Data last updated May 6, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Buenos Aires. Data last updated May 6, 2026 and is based on user searches.
This Trip.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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/177:26 pm
SFO
- AEP
2 stops39h 24m
Multiple Airlines
Mon 6/88:05 pm
AEP
- SFO
2 stops27h 30m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$964
This LATAM Airlines 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:55 pm
SFO
- AEP
2 stops37h 05m
LATAM Airlines
Thu 6/412:55 pm
AEP
- SFO
2 stops31h 01m
LATAM Airlines
Deal found 5/3![LATAM Airlines logo]()
$845
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.
Thu 6/46:00 am
SFO
- EZE
1 stop23h 45m
Delta
Wed 6/177:35 am
EZE
- SFO
2 stops19h 50m
Delta
Deal found 5/5![Delta logo]()
$957
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:55 am
SFO
- EZE
2 stops19h 35m
LATAM Airlines
Wed 6/177:35 am
EZE
- SFO
2 stops19h 50m
LATAM Airlines
Deal found 5/5![LATAM Airlines logo]()
$959
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.
Sun 6/71:12 am
SFO
- EZE
1 stop23h 18m
Copa Airlines
Sun 6/283:48 am
EZE
- SFO
1 stop23h 52m
Copa Airlines
Deal found 5/5![Copa Airlines logo]()
$955
This LATAM Airlines deal was found by Cheapflights users on 5/1. 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 6/811:38 am
SFO
- EZE
2 stops18h 02m
LATAM Airlines
Tue 6/2312:15 pm
EZE
- SFO
2 stops29h 16m
LATAM Airlines
Deal found 5/1![LATAM Airlines logo]()
$911
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 6/911:30 am
SFO
- AEP
2 stops24h 30m
Delta
Tue 6/168:05 pm
AEP
- SFO
2 stops19h 40m
Delta
Deal found 5/3![Delta logo]()
$967
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.
Tue 6/911:38 am
SFO
- AEP
2 stops23h 12m
LATAM Airlines
Wed 6/175:35 pm
AEP
- SFO
2 stops23h 56m
LATAM Airlines
Deal found 5/3![LATAM Airlines logo]()
$993
This LATAM 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 LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1411:59 pm
SFO
- EZE
2 stops29h 41m
LATAM Airlines
Mon 6/223:55 am
EZE
- SFO
2 stops23h 30m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$932
This LATAM Airlines deal was found by Cheapflights users on 5/2. 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 6/167:50 am
SFO
- EZE
2 stops21h 50m
LATAM Airlines
Tue 6/238:30 pm
EZE
- SFO
2 stops21h 01m
LATAM Airlines
Deal found 5/2![LATAM Airlines logo]()
$942
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 6/227:50 am
SFO
- EZE
2 stops21h 50m
LATAM Airlines
Mon 7/67:21 pm
EZE
- SFO
2 stops19h 28m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$931
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.
Tue 6/3011:38 am
SFO
- EZE
2 stops18h 02m
LATAM Airlines
Tue 7/71:10 pm
EZE
- SFO
2 stops26h 26m
LATAM Airlines
Deal found 5/4![LATAM Airlines logo]()
$951
One-way flights from San Francisco to Buenos AiresSearch for one-way flight options from San Francisco to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
Search for one-way flight options from San Francisco to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated May 6, 2026.
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 6/310:10 pm
SFO
- EZE
3 stops49h 13m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$359
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/233:26 pm
SFO
- EZE
2 stops27h 01m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$447
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 9/167:17 pm
SFO
- EZE
3 stops27h 43m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$453
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/273:26 pm
SFO
- EZE
2 stops33h 04m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$457
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.
Mon 6/156:00 am
SFO
- EZE
3 stops41h 00m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$459
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.
Mon 9/147:17 pm
SFO
- EZE
3 stops27h 43m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$460
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/111:59 pm
SFO
- AEP
3 stops28h 31m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$462
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/173:26 pm
SFO
- EZE
2 stops29h 26m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$463
This Kiwi.com deal was found by Cheapflights users on 5/1. 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 6/203:26 pm
SFO
- EZE
2 stops27h 01m
Multiple Airlines
Deal found 5/1![Multiple Airlines logo]()
$464
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 6/37:00 am
SFO
- AEP
2 stops27h 50m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$467
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.
Sat 9/127:30 pm
SFO
- EZE
2 stops22h 56m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$471
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.
Tue 6/163:26 pm
SFO
- EZE
2 stops27h 01m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$472
Find flight deals from San Francisco to Buenos Aires
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $845 (LATAM Airlines) |
One-way from | $359 (Kiwi.com) |
Popular in | December |
Cheapest in | May |
Average price | $857 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco 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 6, 2026.
Use the filters below to find and compare flights from San Francisco to Buenos Aires that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Tue 6/30
1:12 am-10:27 pm
1 stop17h 15m
Buenos Aires Ministro Pistarini
Wed 7/8
9:02 am-11:40 pm
1 stop18h 38m
$955
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Wed 8/19
8:21 pm-4:20 am
1 stop27h 59m
Buenos Aires Ministro Pistarini
Wed 9/2
3:48 am-6:10 pm
1 stop18h 22m
$955
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Wed 9/30
1:12 am-7:57 am
1 stop26h 45m
Buenos Aires Ministro Pistarini
Tue 10/13
2:17 am-6:10 pm
1 stop19h 53m
$955
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Wed 9/23
1:12 am-2:30 am
1 stop21h 18m
Buenos Aires Ministro Pistarini
Wed 11/11
9:16 am-11:20 pm
1 stop19h 04m
$955
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Thu 10/29
8:21 pm-1:58 am
1 stop25h 37m
Buenos Aires Ministro Pistarini
Mon 11/9
9:16 am-11:20 pm
1 stop19h 04m
$955
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Sun 6/7
1:12 am-4:30 am
1 stop23h 18m
Buenos Aires Ministro Pistarini
Sun 6/28
3:48 am-11:40 pm
1 stop23h 52m
$955
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Mon 6/8
10:50 am-8:00 am
1 stop17h 10m
Buenos Aires Ministro Pistarini
Tue 6/23
9:00 pm-3:03 pm
1 stop22h 03m
$967
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Wed 7/1
7:05 am-8:00 am
1 stop20h 55m
Buenos Aires Ministro Pistarini
Tue 7/7
9:00 pm-9:25 am
1 stop16h 25m
$967
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Tue 6/16
8:55 am-8:00 am
1 stop19h 05m
Buenos Aires Ministro Pistarini
Tue 6/23
9:00 pm-6:30 pm
1 stop25h 30m
$967
San FranciscoBuenos Aires
SFO - EZE
SFOEZE
San Francisco
Thu 6/4
5:00 am-8:00 am
1 stop23h 00m
Buenos Aires Ministro Pistarini
Wed 6/17
9:00 pm-9:25 am
1 stop16h 25m
$967
Showing 1-10 of 40 resultsSorted by cheapest first
Compare providers for flights from San Francisco 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 Francisco 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 Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Francisco-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 Francisco-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Buenos Aires flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-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 Francisco-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 Francisco to Buenos Aires
Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from San Francisco with our price prediction graph.
SFO-BUE
SFO-EZE
SFO-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 Francisco to Buenos Aires
SFO-BUE
SFO-EZE
SFO-AEP
How far ahead should I book a flight from San Francisco to Buenos Aires?
Booking 5 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco 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 Francisco to Buenos Aires?
Currently, April is the cheapest month in which you can book a flight from San Francisco to Buenos Aires (average of $285). Flying from San Francisco to Buenos Aires in December is currently the most expensive (average of $863). 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 Francisco 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 6, 2026.
Get a feel of what it's like to fly with Delta,Copa Airlines, andLATAM Airlines from San Francisco to Buenos Aires by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
7.9
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Food
7.2
Overall
7.9
Crew
8.5
Boarding
8.1
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Comfort
7.9
Food
7.2
Overall
7.9
Crew
8.5
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 Francisco 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
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Popular flights
Alternative routes for San Francisco 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 May 6, 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 Francisco to Buenos Aires by cabin class
Find flights from San Francisco to Buenos Aires, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and Buenos Aires flights
Browse other San Francisco and Buenos Aires flight options. Last updated on May 6, 2026.
Other flights from San Francisco
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on May 6, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 7 airlines flying from San Francisco to Buenos Aires
Discover the top 7 airlines that operate flights from San Francisco 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 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$654 | Average$891 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$875 | Average$1,146 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$884 | Average$1,133 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$893 | Average$1,173 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$969 | Average$1,268 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,025 | Average$1,291 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,075 | Average$1,481 | FlexibilityNo cancel fee | On-timeN/A |