$325+ Cheap flights from San Francisco (SFO) to South Korea
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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ICN
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to South Korea 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
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
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 South Korea
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Cheapest flights from San Francisco to South KoreaExplore the most affordable flight options available from San Francisco to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
Explore the most affordable flight options available from San Francisco to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 17, 2026.
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 11/43:20 pm -
Nonstop13h 00m
Wed 11/187:45 pm -
Nonstop10h 35m
Deal found 9/14![AIR PREMIA logo]()
$640
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/254:20 pm -
Nonstop13h 00m
Wed 11/117:45 pm -
Nonstop10h 35m
Deal found 9/14![AIR PREMIA logo]()
$646
This Trip.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 11/83:20 pm -
Nonstop13h 00m
Sat 11/217:45 pm -
Nonstop10h 35m
Deal found 9/14![AIR PREMIA logo]()
$647
This Trip.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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.
Sat 11/143:20 pm -
Nonstop13h 00m
Sat 11/217:45 pm -
Nonstop10h 35m
Deal found 9/14![AIR PREMIA logo]()
$648
This SmartFares deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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.
Fri 12/43:20 pm -
Nonstop13h 00m
Mon 2/157:45 pm -
Nonstop10h 35m
Deal found 9/16![AIR PREMIA logo]()
$651
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 9/1710:25 am -
Nonstop12h 35m
Wed 9/304:50 pm -
Nonstop10h 50m
Deal found 9/14![United Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/1911:45 pm -
Nonstop12h 35m
Mon 11/26:00 pm -
Nonstop10h 45m
Deal found 9/16![United Airlines logo]()
$653
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/1910:25 am -
Nonstop12h 35m
Fri 10/3011:45 am -
Nonstop10h 45m
Deal found 9/15![United Airlines logo]()
$654
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:55 pm -
1 stop24h 30m
Tue 11/1712:45 pm -
Nonstop10h 45m
Deal found 9/16![United Airlines logo]()
$655
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/194:20 pm -
1 stop31h 00m
Mon 11/2312:45 pm -
Nonstop10h 45m
Deal found 9/16![United Airlines logo]()
$658
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 11/310:55 pm -
1 stop24h 30m
Wed 11/186:30 pm -
1 stop32h 57m
Deal found 9/16![United Airlines logo]()
$659
This iWofly deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/83:20 pm -
Nonstop13h 00m
Sat 11/147:45 pm -
Nonstop10h 35m
Deal found 9/14![AIR PREMIA logo]()
$660
Best flights from San Francisco to South KoreaDiscover carefully curated flight deals from San Francisco to South Korea that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
Discover carefully curated flight deals from San Francisco to South Korea that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 17, 2026.
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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 10/1911:45 pm -
Nonstop12h 35m
Mon 11/912:45 pm -
Nonstop10h 45m
Deal found 9/13![United Airlines logo]()
$654
This AIR PREMIA deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AIR PREMIA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/113:20 pm -
Nonstop13h 00m
Sun 2/217:45 pm -
Nonstop10h 35m
Deal found 9/15![AIR PREMIA logo]()
$684
This Trip.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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.
Fri 11/273:20 pm -
1 stop37h 25m
Sat 12/59:05 am -
1 stop21h 15m
Deal found 9/14![Multiple Airlines logo]()
$822
This Korean Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1312:50 pm -
Nonstop12h 30m
Tue 10/204:00 pm -
Nonstop10h 40m
Deal found 9/13![Korean Air logo]()
$885
This Cathay Pacific deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:00 pm -
1 stop25h 30m
Thu 10/227:30 am -
1 stop19h 25m
Deal found 9/16![Cathay Pacific logo]()
$890
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 9/2712:50 pm -
Nonstop12h 30m
Sun 10/114:40 pm -
1 stop23h 16m
Deal found 9/14![Delta logo]()
$894
This Justfly.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/612:30 pm -
1 stop37h 30m
Tue 10/207:10 pm -
1 stop36h 50m
Deal found 9/14![EVA Air logo]()
$1,023
This STARLUX Airlines deal was found by Cheapflights users on 9/17. 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 STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/111:10 pm -
1 stop19h 20m
Sun 11/86:55 pm -
1 stop17h 15m
Deal found 9/17![STARLUX Airlines logo]()
$1,163
This Japan Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/212:50 pm -
1 stop16h 15m
Tue 12/88:15 am -
1 stop19h 10m
Deal found 9/16![Japan Airlines logo]()
$1,180
This Alaska Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/177:59 pm -
2 stops31h 46m
Sat 2/274:10 pm -
2 stops22h 59m
Deal found 9/15![Alaska Airlines logo]()
$1,275
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/232:55 pm -
1 stop32h 30m
Mon 11/96:00 pm -
Nonstop10h 45m
Deal found 9/15![United Airlines logo]()
$658
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 2/2310:30 am -
Nonstop12h 45m
Fri 3/512:45 pm -
Nonstop10h 40m
Deal found 9/15![United Airlines logo]()
$684
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” 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 1/2110:20 am -
Nonstop12h 55m
Thu 2/412:45 pm -
Nonstop10h 45m
Deal found 9/12![United Airlines logo]()
$684
This Cathay Pacific deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2110:55 pm -
1 stop21h 55m
Fri 2/51:50 pm -
1 stop24h 25m
Deal found 9/12![Cathay Pacific logo]()
$894
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/2212:50 pm -
Nonstop12h 30m
Mon 11/24:10 pm -
1 stop24h 46m
Deal found 9/15![Delta logo]()
$899
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” 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 1/1911:55 pm -
1 stop23h 30m
Mon 2/112:45 pm -
Nonstop10h 45m
Deal found 9/12![United Airlines logo]()
$688
This Korean Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:50 pm -
1 stop27h 15m
Thu 10/1510:40 am -
1 stop16h 00m
Deal found 9/16![Korean Air logo]()
$997
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 11/211:25 am -
1 stop26h 15m
Mon 11/98:30 am -
2 stops22h 05m
Deal found 9/14![Multiple Airlines logo]()
$1,078
This Delta deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/282:40 pm -
2 stops25h 30m
Thu 11/197:55 am -
2 stops22h 57m
Deal found 9/16![Delta logo]()
$1,009
This Korean Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:50 pm -
1 stop27h 15m
Wed 10/1410:40 am -
2 stops38h 19m
Deal found 9/16![Korean Air logo]()
$1,013
This Japan Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/412:50 pm -
1 stop28h 55m
Mon 12/78:15 am -
1 stop19h 10m
Deal found 9/16![Japan Airlines logo]()
$1,180
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/13:35 pm -
1 stop28h 30m
Sun 11/81:20 pm -
2 stops41h 15m
Deal found 9/17![Multiple Airlines logo]()
$1,087
This STARLUX Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/2812:10 am -
1 stop19h 20m
Thu 11/56:55 pm -
1 stop17h 15m
Deal found 9/14![STARLUX Airlines logo]()
$1,213
This Delta deal was found by Cheapflights users on 9/17. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/16:20 am -
2 stops21h 25m
Sun 11/87:00 am -
2 stops25h 54m
Deal found 9/17![Delta logo]()
$1,009
This Korean Air deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/132:15 pm -
2 stops37h 20m
Sun 10/184:30 pm -
2 stops34h 35m
Deal found 9/16![Korean Air logo]()
$1,025
This Cathay Pacific deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/111:00 pm -
1 stop25h 30m
Sat 10/177:30 am -
1 stop19h 25m
Deal found 9/16![Cathay Pacific logo]()
$1,131
This Japan Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:50 pm -
1 stop36h 30m
Wed 11/1812:05 pm -
1 stop15h 20m
Deal found 9/14![Japan Airlines logo]()
$1,181
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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 12/111:45 pm -
Nonstop12h 55m
Thu 12/109:00 am -
2 stops27h 47m
Deal found 9/13![United Airlines logo]()
$896
This STARLUX Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure STARLUX Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:10 am -
1 stop25h 45m
Wed 11/412:30 pm -
1 stop23h 40m
Deal found 9/12![STARLUX Airlines logo]()
$1,213
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/65:50 am -
2 stops21h 45m
Tue 10/207:00 am -
2 stops26h 05m
Deal found 9/14![Delta logo]()
$1,009
Last-minute flights from San Francisco to South KoreaDiscover last-minute flight deals from San Francisco to South Korea. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to South Korea. Data last updated September 17, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 9/1710:25 am -
Nonstop12h 35m
Wed 9/304:50 pm -
Nonstop10h 50m
Deal found 9/14![United Airlines logo]()
$652
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 9/1710:25 am -
Nonstop12h 35m
Tue 2/166:30 pm -
1 stop32h 00m
Deal found 9/16![United Airlines logo]()
$664
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 9/234:10 pm -
1 stop31h 10m
Tue 2/166:30 pm -
1 stop22h 21m
Deal found 9/16![United Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 9/2711:45 pm -
Nonstop12h 35m
Wed 10/74:50 pm -
Nonstop10h 50m
Deal found 9/14![United Airlines logo]()
$655
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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 10/510:25 am -
Nonstop12h 35m
Mon 10/125:15 pm -
1 stop31h 59m
Deal found 9/13![United Airlines logo]()
$661
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/1911:45 pm -
Nonstop12h 35m
Thu 11/1212:45 pm -
Nonstop10h 45m
Deal found 9/16![United Airlines logo]()
$653
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 10/1910:25 am -
Nonstop12h 35m
Fri 10/3011:45 am -
Nonstop10h 45m
Deal found 9/15![United Airlines logo]()
$654
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” 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 10/194:20 pm -
1 stop31h 00m
Mon 11/2312:45 pm -
Nonstop10h 45m
Deal found 9/16![United Airlines logo]()
$658
This AIR PREMIA deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AIR PREMIA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:00 pm -
Nonstop12h 40m
Sat 1/237:45 pm -
Nonstop10h 35m
Deal found 9/14![AIR PREMIA logo]()
$669
This FlightHub deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 10/254:20 pm -
Nonstop13h 00m
Wed 11/117:45 pm -
Nonstop10h 35m
Deal found 9/14![AIR PREMIA logo]()
$646
This United Airlines deal was found by Cheapflights users on 9/17. 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.
Wed 10/2811:20 am -
Nonstop12h 55m
Tue 11/106:30 pm -
1 stop32h 00m
Deal found 9/17![United Airlines logo]()
$663
This Kissandfly.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2911:45 pm -
Nonstop12h 55m
Thu 11/56:00 pm -
Nonstop10h 45m
Deal found 9/14![Lufthansa logo]()
$659
One-way flights from San Francisco to South KoreaSearch for one-way flight options from San Francisco to South Korea. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from San Francisco to South Korea. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Super.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:00 pm -
Nonstop12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![AIR PREMIA logo]()
$325
This Super.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/284:20 pm -
Nonstop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![AIR PREMIA logo]()
$326
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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 11/113:20 pm -
Nonstop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![AIR PREMIA logo]()
$328
This Super.com deal was found by Cheapflights users on 9/17. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:00 pm -
Nonstop12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![AIR PREMIA logo]()
$330
This SmartFares deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” 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.
Wed 9/235:00 pm -
Nonstop12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![AIR PREMIA logo]()
$332
This Kissandfly.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:20 pm -
Nonstop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![AIR PREMIA logo]()
$333
This FlightHub deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” 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 11/83:20 pm -
Nonstop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![AIR PREMIA logo]()
$336
This Super.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/285:00 pm -
Nonstop12h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![AIR PREMIA logo]()
$341
This Super.com deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:20 pm -
Nonstop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![AIR PREMIA logo]()
$342
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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 10/254:20 pm -
1 stop35h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$348
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” 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 10/243:30 pm -
1 stop36h 55m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$351
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/235:00 pm -
1 stop35h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Multiple Airlines logo]()
$362
Find flight deals from San Francisco to South Korea
Keep the following information in mind while searching for San Francisco to South Korea flight deals. Data was last updated September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $640 (FlightHub) |
One-way from | $325 (Super.com) |
Popular in | June |
Cheapest in | January |
Average price | $721 |
Good round-trip deal | $688 or less |
Good one-way deal | $397 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to South Korea 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 September 17, 2026.
Use the filters below to find and compare flights from San Francisco to South Korea that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoIncheon
SFO San Francisco - ICN Incheon Intl
SFOICN
San Francisco
Thu 11/5
10:20 am-4:15 pm
Nonstop12h 55m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$349
San FranciscoIncheon
SFO San Francisco - ICN Incheon Intl
SFOICN
San Francisco
Sun 1/10
9:40 pm-4:25 pm
1 stop25h 45m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$353
San FranciscoIncheon
SFO San Francisco - ICN Incheon Intl
SFOICN
San Francisco
Sun 11/8
4:30 pm-4:25 pm
1 stop30h 55m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$353
San FranciscoIncheon
SFO San Francisco - ICN Incheon Intl
SFOICN
San Francisco
Mon 3/15
11:55 pm-3:25 pm
1 stop23h 30m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$353
San FranciscoIncheon
SFO San Francisco - ICN Incheon Intl
SFOICN
San Francisco
Wed 11/4
4:30 pm-4:25 pm
1 stop30h 55m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$353
San FranciscoIncheon
SFO San Francisco - ICN Incheon Intl
SFOICN
San Francisco
Mon 10/19
9:15 pm-3:20 pm
1 stop26h 05m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$353
San FranciscoIncheon
SFO San Francisco - ICN Incheon Intl
SFOICN
San Francisco
Sat 1/30
3:25 pm-4:25 pm
1 stop32h 00m
Incheon Intl
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$353
San FranciscoJeju City
SFO San Francisco - CJU Jeju City
SFOCJU
San Francisco
Fri 10/23
5:00 pm-8:50 pm
1 stop35h 50m
Jeju City
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$362
San FranciscoJeju City
SFO San Francisco - CJU Jeju City
SFOCJU
San Francisco
Tue 9/29
11:20 pm-5:00 pm
1 stop25h 40m
Jeju City
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$464
San FranciscoBusan
SFO San Francisco - PUS Busan Gimhae
SFOPUS
San Francisco
Mon 11/2
11:25 am-6:55 am
1 stop26h 30m
Busan Gimhae
Wed 12/31
12:00 am-7:00 am
Nonstop0h 00m
$464
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from San Francisco to South Korea
Have a flexible travel schedule? Discover the best time to fly to South Korea from San Francisco with our price prediction graph.
SFO-ICN
SFO-CJU
SFO-PUS
SFO-GMP
SFO-CJJ
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 South Korea
SFO-KR0
SFO-ICN
SFO-CJU
SFO-PUS
SFO-GMP
What is the cheapest month to book a flight from San Francisco to South Korea?
Currently, January is the cheapest month in which you can book a flight from San Francisco to South Korea (average of $693). Flying from San Francisco to South Korea in June is currently the most expensive (average of $1,383). 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.
What is the cheapest time of day to fly from SFO to KR?
Find hourly flight availability from San Francisco to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2026.
Unlike at noon, when flights are generally more expensive, you can save up to 6% on flights from San Francisco to South Korea by exploring options for tickets in the evening.
Weekly flight availability from San Francisco to South Korea
Explore weekly flight availability from San Francisco to South Korea. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 17, 2026.
The most flights from SFO to KR0 are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).
How often are flights from San Francisco to South Korea delayed?
About 23% of weekly flights between San Francisco and South Korea have experienced delays in the past year, with the average delay time being 220 minutes.
What is the most punctual flight time for San Francisco to South Korea flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to South Korea flights?
Over the last year, Asiana Airlines have had the lowest number of delays on this route, with just 7% of flights being delayed.
How far ahead should I book a flight from San Francisco to South Korea?
Booking 64 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to South Korea. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from San Francisco to South Korea?
Use this chart to determine the cheapest time to fly round-trip from San Francisco to South Korea. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their San Francisco to South Korea flight should consider departing on Wednesday at noon when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing South Korea
Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated September 17, 2026.
Get a feel of what it's like to fly with Korean Air,AIR PREMIA, andAsiana Airlines from San Francisco to South Korea by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.4
Boarding
8.5
Crew
8.7
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Overall
8.4
Boarding
8.5
Crew
8.7
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Overall
8.4
Boarding
8.5
Crew
8.7
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Overall
8.4
Boarding
8.5
Crew
8.7
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Overall
8.4
Boarding
8.5
Crew
8.7
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Overall
8.4
Boarding
8.5
Crew
8.7
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentWalter,Jul 2026
LAX - BKK
Related info for your journey
Find useful and relevant information for your journey from San Francisco to South Korea. 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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Alternative routes for San Francisco to South Korea
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Complete your trip
Complete your trip to South Korea by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from San Francisco to South Korea by cabin class
Find flights from San Francisco to South Korea, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Francisco and South Korea flights
Browse other San Francisco and South Korea flight options. Last updated on September 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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Fly to South Korea regions
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Top 10 airlines flying from San Francisco to South Korea
Discover the top 10 airlines that operate flights from San Francisco to South Korea. 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 September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$219 | Average$649 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$460 | Average$1,115 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$598 | Average$690 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$607 | Average$828 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$640 | Average$971 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$642 | Average$681 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$643 | Average$763 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$673 | Average$812 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$731 | Average$771 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$762 | Average$1,010 | FlexibilityNo cancel fee | On-time81% |