$463+ Cheap flights from San Francisco (SFO) to Buenos Aires (BUE)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — BUE
Nov 7 — Nov 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 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 October 8, 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 October 8, 2026.
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:51 am -
1 stop16h 49m
Sun 12/1311:35 pm -
1 stop18h 12m
Deal found 10/6![Delta logo]()
$1,016
This LATAM Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
2 stops22h 50m
Sat 12/127:35 pm -
2 stops20h 20m
Deal found 10/6![LATAM Airlines logo]()
$1,020
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Thu 11/124:40 pm -
1 stop33h 40m
Thu 12/311:55 pm -
1 stop16h 05m
Deal found 10/4![United Airlines logo]()
$1,029
This Copa Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:36 pm -
1 stop26h 34m
Sun 12/134:25 am -
1 stop23h 52m
Deal found 10/7![Copa Airlines logo]()
$1,032
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/125:00 am -
1 stop23h 00m
Sat 11/1411:55 pm -
1 stop25h 03m
Deal found 10/5![United Airlines logo]()
$1,035
This Travelocity deal was found by Cheapflights users on 10/6. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:09 am -
2 stops20h 21m
Mon 12/143:50 pm -
2 stops24h 00m
Deal found 10/6![Multiple Airlines logo]()
$1,037
This FlightHub deal was found by Cheapflights users on 10/7. 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.
Thu 11/261:30 am -
2 stops23h 35m
Sat 12/127:25 am -
2 stops19h 15m
Deal found 10/7![Avianca logo]()
$1,039
This FlightHub deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:15 pm -
2 stops35h 25m
Fri 12/47:05 am -
2 stops19h 35m
Deal found 10/6![Avianca logo]()
$1,039
This FlightHub deal was found by Cheapflights users on 10/5. 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.
Wed 12/98:01 am -
2 stops20h 49m
Wed 1/208:05 pm -
2 stops19h 59m
Deal found 10/5![LATAM Airlines logo]()
$1,040
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Thu 11/126:35 pm -
1 stop31h 45m
Mon 11/3010:05 pm -
1 stop38h 15m
Deal found 10/4![United Airlines logo]()
$1,042
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:00 am -
1 stop22h 55m
Wed 11/257:20 am -
2 stops20h 07m
Deal found 10/6![Delta logo]()
$1,045
This Expedia deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:59 pm -
2 stops28h 51m
Wed 11/257:20 am -
2 stops19h 40m
Deal found 10/6![Multiple Airlines logo]()
$1,047
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 October 8, 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 October 8, 2026.
This Copa Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2912:33 am -
1 stop21h 37m
Fri 12/114:25 am -
1 stop23h 52m
Deal found 10/8![Copa Airlines logo]()
$1,062
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:51 am -
1 stop16h 49m
Sun 12/1311:35 pm -
1 stop18h 12m
Deal found 10/7![Delta logo]()
$1,066
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/187:15 am -
1 stop19h 05m
Tue 12/110:05 pm -
1 stop17h 55m
Deal found 10/8![United Airlines logo]()
$1,066
This oojo deal was found by Cheapflights users on 10/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:00 am -
2 stops29h 00m
Mon 12/145:35 pm -
2 stops22h 20m
Deal found 10/7![LATAM Airlines logo]()
$1,157
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/16:00 am -
2 stops29h 00m
Thu 12/105:35 pm -
2 stops22h 20m
Deal found 10/8![Delta logo]()
$1,066
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:35 pm -
1 stop33h 45m
Sun 12/611:55 pm -
1 stop36h 25m
Deal found 10/7![United Airlines logo]()
$1,165
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/18:01 am -
2 stops26h 59m
Tue 12/153:50 pm -
2 stops32h 11m
Deal found 10/8![Delta logo]()
$1,066
This Copa Airlines deal was found by Cheapflights users on 10/5. 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.
Thu 2/1112:42 am -
1 stop20h 28m
Sun 3/212:08 am -
1 stop20h 20m
Deal found 10/5![Copa Airlines logo]()
$1,254
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/296:00 am -
2 stops29h 00m
Sat 12/123:50 pm -
2 stops32h 06m
Deal found 10/8![Delta logo]()
$1,066
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Wed 12/212:15 am -
1 stop28h 05m
Sun 12/2010:05 pm -
1 stop31h 53m
Deal found 10/4![United Airlines logo]()
$1,204
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/26:00 am -
2 stops29h 00m
Tue 12/153:50 pm -
2 stops23h 45m
Deal found 10/8![Delta logo]()
$1,066
This LATAM Airlines deal was found by Cheapflights users on 10/7. 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.
Tue 2/27:00 am -
2 stops20h 30m
Sat 2/135:35 pm -
2 stops23h 24m
Deal found 10/7![LATAM Airlines logo]()
$1,434
This Copa Airlines deal was found by Cheapflights users on 10/6. 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.
Thu 11/57:36 pm -
1 stop26h 40m
Wed 11/114:20 am -
1 stop23h 52m
Deal found 10/6![Copa Airlines logo]()
$1,307
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:00 am -
1 stop23h 20m
Wed 12/911:55 pm -
1 stop23h 52m
Deal found 10/8![United Airlines logo]()
$1,222
This Copa Airlines deal was found by Cheapflights users on 10/5. 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 11/87:36 pm -
1 stop21h 21m
Mon 11/162:45 pm -
1 stop31h 40m
Deal found 10/5![Copa Airlines logo]()
$1,307
This United Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/295:00 am -
1 stop23h 20m
Mon 1/1811:55 pm -
1 stop25h 14m
Deal found 10/7![United Airlines logo]()
$1,222
This Delta deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/288:00 am -
2 stops27h 00m
Tue 12/153:50 pm -
2 stops25h 57m
Deal found 10/8![Delta logo]()
$1,182
This United Airlines deal was found by Cheapflights users on 10/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:35 pm -
1 stop33h 45m
Fri 11/2710:05 pm -
1 stop33h 13m
Deal found 10/8![United Airlines logo]()
$1,297
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:00 am -
2 stops20h 40m
Tue 11/245:35 pm -
2 stops22h 06m
Deal found 10/7![Delta logo]()
$1,187
This Delta deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:00 am -
2 stops21h 40m
Tue 10/278:05 pm -
2 stops27h 37m
Deal found 10/7![Delta logo]()
$1,308
This Delta deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:00 am -
2 stops20h 40m
Sun 1/178:05 pm -
2 stops22h 24m
Deal found 10/5![Delta logo]()
$1,463
This Delta deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/99:59 pm -
2 stops28h 41m
Mon 1/115:35 pm -
2 stops30h 12m
Deal found 10/4![Delta logo]()
$1,513
This Delta deal was found by Cheapflights users on 10/4. 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.
Tue 12/87:05 am -
2 stops19h 35m
Mon 1/115:35 pm -
2 stops30h 12m
Deal found 10/4![Delta logo]()
$1,513
Last-minute flights from San Francisco to Buenos AiresDiscover last-minute flight deals from San Francisco to Buenos Aires. Data last updated October 8, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Buenos Aires. Data last updated October 8, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/125:00 am -
1 stop23h 00m
Sat 11/1411:55 pm -
1 stop25h 03m
Deal found 10/5![United Airlines logo]()
$1,035
This Copa Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:21 pm -
1 stop28h 00m
Mon 10/2611:07 pm -
2 stops28h 33m
Deal found 10/7![Copa Airlines logo]()
$1,053
This Justfly.com deal was found by Cheapflights users on 10/6. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2011:55 pm -
2 stops21h 25m
Tue 11/107:25 am -
2 stops43h 15m
Deal found 10/6![Avianca logo]()
$1,049
This FlightHub deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/31:15 pm -
2 stops35h 25m
Wed 12/27:05 am -
2 stops19h 35m
Deal found 10/6![Avianca logo]()
$1,039
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Thu 11/124:40 pm -
1 stop33h 40m
Thu 12/311:55 pm -
1 stop16h 05m
Deal found 10/4![United Airlines logo]()
$1,029
This United Airlines deal was found by Cheapflights users on 10/4. 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.
Thu 11/126:35 pm -
1 stop31h 45m
Mon 11/3010:05 pm -
1 stop38h 15m
Deal found 10/4![United Airlines logo]()
$1,042
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/127:00 am -
1 stop22h 55m
Wed 11/257:20 am -
2 stops20h 07m
Deal found 10/6![Delta logo]()
$1,045
This Expedia deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:59 pm -
2 stops28h 51m
Wed 11/257:20 am -
2 stops19h 40m
Deal found 10/6![Multiple Airlines logo]()
$1,047
This LATAM Airlines deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure LATAM Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/188:00 am -
2 stops21h 55m
Sat 12/127:35 pm -
2 stops20h 20m
Deal found 10/6![LATAM Airlines logo]()
$1,020
This Delta deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/2411:51 am -
1 stop16h 49m
Thu 12/1011:35 pm -
1 stop22h 49m
Deal found 10/6![Delta logo]()
$1,016
This Copa Airlines deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/267:36 pm -
1 stop26h 34m
Sun 12/134:25 am -
1 stop23h 52m
Deal found 10/7![Copa Airlines logo]()
$1,032
This FlightHub deal was found by Cheapflights users on 10/7. 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.
Thu 11/261:30 am -
2 stops23h 35m
Wed 12/97:25 am -
2 stops19h 15m
Deal found 10/7![Avianca logo]()
$1,039
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 October 8, 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 October 8, 2026.
This FlightHub deal was found by Cheapflights users on 10/4. 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.
Thu 2/411:55 am -
2 stops25h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![LATAM Airlines logo]()
$463
This FlightHub deal was found by Cheapflights users on 10/5. 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 11/167:05 am -
2 stops20h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![LATAM Airlines logo]()
$463
This United Airlines deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/64:40 pm -
1 stop33h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$464
This Kiwi.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/79:31 pm -
3 stops31h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 10/3. 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 2/226:15 am -
3 stops41h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/3![Multiple Airlines logo]()
$466
This Kiwi.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1211:05 pm -
2 stops29h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![LATAM Airlines logo]()
$467
This FlightHub deal was found by Cheapflights users on 10/7. 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 11/159:58 am -
2 stops28h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![LATAM Airlines logo]()
$467
This FlightHub deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/2610:00 pm -
2 stops30h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![LATAM Airlines logo]()
$468
This Kiwi.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1910:14 pm -
3 stops25h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/86:02 am -
3 stops44h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 10/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/27:26 pm -
3 stops52h 09m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/4![Multiple Airlines logo]()
$470
This Mytrip deal was found by Cheapflights users on 10/7. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/17:36 pm -
1 stop21h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Copa Airlines logo]()
$473
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 October 8, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,016 (Delta) |
One-way from | $463 (FlightHub) |
Popular in | December |
Cheapest in | March |
Average price | $1,265 |
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 October 8, 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
Wed 2/3
12:30 am-7:20 am
1 stop25h 50m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$464
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Thu 10/22
8:21 pm-3:15 am
1 stop26h 54m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$478
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Sat 2/13
7:10 pm-9:20 am
1 stop33h 10m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$481
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Mon 10/19
5:00 am-8:00 am
1 stop23h 00m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$481
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Mon 12/28
9:59 am-6:35 pm
2 stops27h 36m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$483
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Sat 11/14
11:59 pm-10:55 am
2 stops29h 56m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$483
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Fri 1/8
10:00 pm-9:40 am
2 stops30h 40m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$483
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Thu 11/12
7:00 am-10:55 am
1 stop22h 55m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$483
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Fri 11/13
10:59 pm-10:55 am
2 stops30h 56m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$483
San FranciscoBuenos Aires
SFO San Francisco - EZE Buenos Aires Ministro Pistarini
SFOEZE
San Francisco
Wed 12/30
5:20 pm-6:35 pm
2 stops20h 15m
Buenos Aires Ministro Pistarini
Wed 12/31
12:00 am-7:00 pm
Nonstop0h 00m
$483
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 October.
| 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, January is the cheapest month in which you can book a flight from San Francisco to Buenos Aires (average of $1,123). Flying from San Francisco to Buenos Aires in December is currently the most expensive (average of $1,525). 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 below average for this route at the moment.
San Francisco to Buenos Aires flights typically cost between $1,075 and $1,477 in November.The cheapest round-trip price found within the last 5 days was $1,016 on Delta (Nov 24-Dec 13).
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 40 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 October 8, 2026.
Get a feel of what it's like to fly with Copa Airlines,Aeromexico, 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
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
Food
6.9
Overall
7.6
Entertainment
6.9
Boarding
7.8
Comfort
7.4
Crew
8.1
Reviews
1 / 20
2.0
MediocreAnonymous,Oct 2026
BOS - PTY
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
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Complete your trip
Flights by cabin class
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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 October 8, 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 October 8, 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 October 8, 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 October 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$284 | Average$971 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$549 | Average$1,197 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$722 | Average$1,155 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$875 | Average$1,100 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$939 | Average$1,281 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,015 | Average$1,354 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,181 | Average$1,719 | FlexibilityNo cancel fee | On-timeN/A |