$308+ 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BUE
Sep 21 — Sep 281
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Buenos Aires with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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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 Francisco to Buenos Aires
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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 August 22, 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 August 22, 2026.
This Gotogate deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/41:12 am -
1 stop19h 39m
Mon 10/125:25 am -
1 stop22h 15m
Deal found 8/21![Copa Airlines logo]()
$1,031
This Copa Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/178:21 pm -
1 stop22h 05m
Mon 10/55:25 am -
1 stop22h 15m
Deal found 8/18![Copa Airlines logo]()
$1,032
This Expedia deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:25 pm -
2 stops31h 15m
Thu 4/11:10 pm -
2 stops26h 49m
Deal found 8/20![LATAM Airlines logo]()
$1,034
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/148:45 am -
1 stop19h 15m
Fri 9/259:00 pm -
1 stop18h 44m
Deal found 8/18![United Airlines logo]()
$1,035
This LATAM Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:45 pm -
2 stops22h 15m
Mon 11/308:05 pm -
2 stops22h 47m
Deal found 8/17![LATAM Airlines logo]()
$1,035
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:00 am -
2 stops19h 30m
Wed 9/3010:15 pm -
1 stop29h 44m
Deal found 8/18![American Airlines logo]()
$1,037
This Mytrip deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” 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.
Tue 12/18:25 am -
2 stops31h 15m
Tue 12/89:30 pm -
3 stops29h 20m
Deal found 8/20![Multiple Airlines logo]()
$1,037
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/68:00 am -
1 stop21h 45m
Mon 9/148:10 pm -
2 stops22h 42m
Deal found 8/18![Delta logo]()
$1,039
This Justfly.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/137:10 am -
2 stops21h 20m
Tue 10/208:05 pm -
2 stops21h 40m
Deal found 8/21![LATAM Airlines logo]()
$1,039
This FlightHub deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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.
Thu 10/89:54 am -
2 stops21h 36m
Mon 10/193:55 am -
2 stops22h 20m
Deal found 8/21![LATAM Airlines logo]()
$1,040
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/136:00 am -
1 stop23h 45m
Sun 10/184:15 am -
1 stop23h 25m
Deal found 8/21![Multiple Airlines logo]()
$1,041
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/209:55 pm -
2 stops30h 35m
Mon 9/289:25 am -
2 stops34h 29m
Deal found 8/21![LATAM Airlines logo]()
$1,041
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 August 22, 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 August 22, 2026.
This Copa Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/111:12 am -
1 stop23h 24m
Mon 10/2610:43 pm -
1 stop28h 57m
Deal found 8/21![Copa Airlines logo]()
$1,032
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/156:00 am -
1 stop23h 45m
Fri 10/28:10 pm -
1 stop24h 44m
Deal found 8/19![Delta logo]()
$1,035
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/147:05 am -
1 stop20h 55m
Mon 9/219:00 pm -
1 stop18h 39m
Deal found 8/19![United Airlines logo]()
$1,035
This LATAM Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:33 am -
2 stops24h 27m
Fri 9/253:45 pm -
2 stops23h 08m
Deal found 8/17![LATAM Airlines logo]()
$1,035
This Copa Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:12 am -
1 stop21h 18m
Sun 10/254:02 am -
1 stop23h 38m
Deal found 8/20![Copa Airlines logo]()
$1,032
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/67:05 am -
1 stop20h 55m
Fri 10/29:00 pm -
1 stop25h 34m
Deal found 8/18![United Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/68:00 am -
1 stop21h 45m
Mon 9/148:10 pm -
2 stops22h 42m
Deal found 8/18![Delta logo]()
$1,039
This oojo deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/198:55 am -
2 stops29h 45m
Sun 1/318:05 pm -
2 stops33h 10m
Deal found 8/17![LATAM Airlines logo]()
$1,043
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/67:05 am -
1 stop20h 55m
Sat 9/269:00 pm -
1 stop16h 30m
Deal found 8/21![United Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/142:00 pm -
1 stop15h 45m
Mon 9/218:10 pm -
2 stops22h 42m
Deal found 8/19![Delta logo]()
$1,039
This Copa Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 12/27:36 pm -
1 stop27h 21m
Sat 12/195:18 am -
1 stop22h 59m
Deal found 8/21![Copa Airlines logo]()
$1,138
This oojo deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/202:30 pm -
2 stops44h 20m
Wed 9/305:35 pm -
2 stops44h 46m
Deal found 8/17![LATAM Airlines logo]()
$1,144
This United Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/122:25 pm -
1 stop37h 35m
Fri 9/259:00 pm -
1 stop24h 05m
Deal found 8/17![United Airlines logo]()
$1,048
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/1410:25 pm -
2 stops31h 15m
Wed 10/214:45 pm -
2 stops27h 09m
Deal found 8/21![Delta logo]()
$1,086
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/136:00 am -
2 stops21h 40m
Sat 10/243:45 pm -
2 stops28h 09m
Deal found 8/21![Delta logo]()
$1,122
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/129:54 am -
2 stops26h 06m
Sat 10/243:45 pm -
2 stops26h 00m
Deal found 8/21![Delta logo]()
$1,188
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 10/87:10 am -
2 stops20h 30m
Wed 10/213:45 pm -
2 stops28h 09m
Deal found 8/19![Delta logo]()
$1,232
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/142:00 pm -
2 stops22h 00m
Thu 10/228:05 pm -
2 stops19h 00m
Deal found 8/21![Delta logo]()
$1,232
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/292:00 pm -
2 stops22h 00m
Wed 10/213:45 pm -
2 stops23h 20m
Deal found 8/21![Delta logo]()
$1,232
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/226:00 am -
2 stops21h 40m
Tue 9/293:45 pm -
2 stops24h 15m
Deal found 8/21![Delta logo]()
$1,258
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 10/87:10 am -
2 stops20h 30m
Mon 10/198:05 pm -
2 stops19h 00m
Deal found 8/19![Delta logo]()
$1,298
This Delta deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/1110:25 pm -
2 stops29h 15m
Sat 10/243:45 pm -
2 stops28h 09m
Deal found 8/21![Delta logo]()
$1,338
This Delta deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” 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 10/168:00 am -
2 stops19h 40m
Wed 10/288:05 pm -
2 stops19h 00m
Deal found 8/22![Delta logo]()
$1,338
Last-minute flights from San Francisco to Buenos AiresDiscover last-minute flight deals from San Francisco to Buenos Aires. Data last updated August 22, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Buenos Aires. Data last updated August 22, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 8/216:00 am -
1 stop23h 45m
Fri 9/258:10 pm -
1 stop18h 11m
Deal found 8/19![Delta logo]()
$1,046
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/251:45 pm -
1 stop16h 00m
Sat 9/51:10 pm -
2 stops34h 16m
Deal found 8/18![Multiple Airlines logo]()
$1,043
This LATAM Airlines deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:45 pm -
2 stops22h 15m
Mon 11/308:05 pm -
2 stops22h 47m
Deal found 8/17![LATAM Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/66:00 am -
2 stops23h 40m
Mon 9/148:10 pm -
2 stops22h 42m
Deal found 8/18![Delta logo]()
$1,039
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/126:59 pm -
2 stops51h 46m
Sat 10/38:59 am -
1 stop18h 41m
Deal found 8/18![Multiple Airlines logo]()
$1,047
This United Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/148:45 am -
1 stop19h 15m
Fri 9/259:00 pm -
1 stop18h 44m
Deal found 8/18![United Airlines logo]()
$1,035
This Copa Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/151:12 am -
1 stop21h 18m
Tue 9/293:48 am -
1 stop23h 52m
Deal found 8/21![Copa Airlines logo]()
$1,042
This American Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/169:00 am -
2 stops19h 30m
Wed 9/3010:15 pm -
1 stop29h 44m
Deal found 8/18![American Airlines logo]()
$1,037
This Copa Airlines deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” 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 9/178:21 pm -
1 stop22h 05m
Mon 10/55:25 am -
1 stop22h 15m
Deal found 8/18![Copa Airlines logo]()
$1,032
This LATAM Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 9/209:55 pm -
2 stops30h 35m
Mon 9/289:25 am -
2 stops34h 29m
Deal found 8/21![LATAM Airlines logo]()
$1,041
This Orbitz deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/228:00 am -
2 stops23h 30m
Sun 10/43:55 am -
2 stops34h 39m
Deal found 8/20![LATAM Airlines logo]()
$1,045
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:00 am -
1 stop23h 45m
Mon 10/198:00 am -
2 stops31h 05m
Deal found 8/21![Multiple Airlines logo]()
$1,044
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 August 22, 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 August 22, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:20 pm -
3 stops34h 03m
Deal found 8/21![Multiple Airlines logo]()
$308
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2110:14 pm -
3 stops49h 09m
Deal found 8/19![Multiple Airlines logo]()
$311
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:02 am -
3 stops40h 21m
Deal found 8/21![Multiple Airlines logo]()
$369
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” 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 10/2710:17 pm -
3 stops27h 53m
Deal found 8/21![Multiple Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 9/112:29 am -
3 stops26h 16m
Deal found 8/19![Multiple Airlines logo]()
$376
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/711:42 am -
3 stops36h 03m
Deal found 8/21![Multiple Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am -
3 stops46h 15m
Deal found 8/20![Multiple Airlines logo]()
$389
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:25 pm -
2 stops29h 55m
Deal found 8/21![Multiple Airlines logo]()
$391
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” 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 9/57:30 pm -
3 stops56h 45m
Deal found 8/20![Multiple Airlines logo]()
$392
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” 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 10/311:42 am -
3 stops40h 48m
Deal found 8/19![Multiple Airlines logo]()
$400
This Trip.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:42 am -
3 stops37h 41m
Deal found 8/17![Multiple Airlines logo]()
$401
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/129:14 am -
2 stops42h 16m
Deal found 8/21![Multiple Airlines logo]()
$401
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 August 22, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,031 (Gotogate) |
One-way from | $308 (Kiwi.com) |
Popular in | December |
Cheapest in | March |
Average price | $1,285 |
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 7,457,451 searches. Data last updated August 22, 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
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Sun 10/11
1:12 am-4:36 am
1 stop23h 24m
Buenos Aires Ministro Pistarini
Mon 10/26
10:43 pm-11:40 pm
1 stop28h 57m
$1,032
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Wed 10/14
1:12 am-2:30 am
1 stop21h 18m
Buenos Aires Ministro Pistarini
Sun 10/25
4:02 am-11:40 pm
1 stop23h 38m
$1,032
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Tue 9/15
6:00 am-9:45 am
1 stop23h 45m
Buenos Aires Ministro Pistarini
Fri 10/2
8:10 pm-4:54 pm
1 stop24h 44m
$1,035
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Mon 9/14
7:05 am-8:00 am
1 stop20h 55m
Buenos Aires Ministro Pistarini
Mon 9/21
9:00 pm-11:39 am
1 stop18h 39m
$1,035
San FranciscoBuenos Aires
SFO San Francisco - AEP Buenos Aires Jorge Newbery
SFOAEP
San Francisco
Sat 9/12
11:33 am-4:00 pm
2 stops24h 27m
Buenos Aires Jorge Newbery
Fri 9/25
3:45 pm-10:53 am
2 stops23h 08m
$1,035
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Sun 9/6
7:05 am-8:00 am
1 stop20h 55m
Buenos Aires Ministro Pistarini
Fri 10/2
9:00 pm-6:34 pm
1 stop25h 34m
$1,035
Quickest round-trip
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Sun 9/6
7:05 am-8:00 am
1 stop20h 55m
Buenos Aires Ministro Pistarini
Sat 9/26
9:00 pm-9:30 am
1 stop16h 30m
$1,035
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Sun 9/6
8:00 am-9:45 am
1 stop21h 45m
Buenos Aires Ministro Pistarini
Mon 9/14
8:10 pm-2:52 pm
2 stops22h 42m
$1,039
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Mon 9/14
2:00 pm-9:45 am
1 stop15h 45m
Buenos Aires Ministro Pistarini
Mon 9/21
8:10 pm-2:52 pm
2 stops22h 42m
$1,039
San FranciscoBuenos Aires
SFO San Francisco - AEP Buenos Aires Jorge Newbery
SFOAEP
San Francisco
Tue 1/19
8:55 am-7:40 pm
2 stops29h 45m
Buenos Aires Jorge Newbery
Sun 1/31
8:05 pm-12:15 am
2 stops33h 10m
$1,043
Showing 1-10 of 45 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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price 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
What is the cheapest month to book a flight from San Francisco to Buenos Aires?
Currently, September is the cheapest month in which you can book a flight from San Francisco to Buenos Aires (average of $1,110). Flying from San Francisco to Buenos Aires in December is currently the most expensive (average of $1,443). 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?
Airfare is typical for this route at the moment.
San Francisco to Buenos Aires flights typically cost between $1,029 and $1,380 in October.The cheapest round-trip price found within the last 5 days was $1,031 on Copa Airlines (Oct 4-Oct 12).
What’s the top layover airport for flights from San Francisco to Buenos Aires?
Share of 1-stop round-trip flights from San Francisco to Buenos Aires chosen by Cheapflights users in the past 12 months, using the same layover each way.
Miami (MIA) – chosen by Cheapflights users on 50% of 1-stop itineraries from San Francisco to Buenos Aires on Cheapflights.
What’s the cheapest layover airport for flights from San Francisco to Buenos Aires?
Average round-trip fare for 1-stop flights from San Francisco to Buenos Aires, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Atlanta (ATL) is the most affordable 1-stop option, with an average round-trip price of $1,111.
What’s the fastest layover option from San Francisco to Buenos Aires?
Shortest average travel time for 1-stop one-way flights from San Francisco to Buenos Aires, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Atlanta (ATL) have the shortest average one-way travel time for 1-stop routes: 15h 45m.
Which airport typically offers the quickest layover for flights from San Francisco to Buenos Aires?
Average layover duration for 1-stop one-way flights from San Francisco to Buenos Aires, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Atlanta (ATL) offer the fastest connection on this route, with an average layover time of 1h 56m.
How far ahead should I book a flight from San Francisco to Buenos Aires?
Booking 30 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.
Reviews of airlines servicing Buenos Aires
Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated August 22, 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.
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Food
7.2
Boarding
8.1
Overall
7.8
Crew
8.5
Comfort
7.8
Entertainment
7.8
Reviews
1 / 20
10.0
ExcellentAaron,Oct 2024
LAX - LHR
Related info for your journey
Find useful and relevant information for your journey from San 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.
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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 August 22, 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 August 22, 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 August 22, 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 7,457,451 searches. Data last updated August 22, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$284 | Average$1,136 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$875 | Average$1,091 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$882 | Average$1,173 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$884 | Average$1,161 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$969 | Average$1,272 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,015 | Average$1,322 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,181 | Average$1,628 | FlexibilityNo cancel fee | On-timeN/A |