$425+ Cheap flights from Seoul (SEL) to San Francisco (SFO)
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 12/14. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SFO
Nov 16 — Nov 231
Round-trip
1 adult, Economy
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Find cheap flights from Seoul to San Francisco 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.Cheapflights Tip: The best prices from Seoul to San Francisco are usually found in February or November, booked 83 days in advance, depart on a Wednesday or Sunday and return on a Monday
Cheap flight deals from Seoul to San Francisco
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seoul to San FranciscoExplore the most affordable flight options available from Seoul to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 17, 2026.
Explore the most affordable flight options available from Seoul to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 17, 2026.
This Agoda.com deal was found by Cheapflights users on 10/15. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:45 pm -
Nonstop10h 35m
Sat 1/233:20 pm -
Nonstop13h 00m
Deal found 10/15![AIR PREMIA logo]()
$764
This Agoda.com deal was found by Cheapflights users on 10/12. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:45 pm -
Nonstop10h 35m
Sun 11/153:20 pm -
Nonstop13h 00m
Deal found 10/12![AIR PREMIA logo]()
$765
This Agoda.com deal was found by Cheapflights users on 10/14. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:45 pm -
Nonstop10h 35m
Wed 12/23:20 pm -
Nonstop13h 00m
Deal found 10/14![AIR PREMIA logo]()
$789
This Trip.com deal was found by Cheapflights users on 10/16. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/117:45 pm -
Nonstop10h 35m
Mon 11/303:20 pm -
Nonstop13h 00m
Deal found 10/16![AIR PREMIA logo]()
$796
This Agoda.com deal was found by Cheapflights users on 10/16. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 pm -
Nonstop11h 00m
Sat 10/314:20 pm -
Nonstop13h 00m
Deal found 10/16![AIR PREMIA logo]()
$797
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:55 pm -
1 stop31h 34m
Mon 1/113:20 pm -
Nonstop13h 00m
Deal found 10/12![Multiple Airlines logo]()
$799
This Priceline deal was found by Cheapflights users on 10/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:55 pm -
2 stops39h 33m
Fri 10/304:20 pm -
Nonstop13h 00m
Deal found 10/16![Multiple Airlines logo]()
$800
This Orbitz deal was found by Cheapflights users on 10/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:55 pm -
1 stop21h 06m
Sun 11/83:20 pm -
Nonstop13h 00m
Deal found 10/14![Multiple Airlines logo]()
$802
This Agoda.com deal was found by Cheapflights users on 10/15. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/217:45 pm -
Nonstop10h 35m
Sun 1/243:20 pm -
Nonstop13h 00m
Deal found 10/15![AIR PREMIA logo]()
$804
This Trip.com deal was found by Cheapflights users on 10/14. 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 11/206:55 pm -
1 stop35h 56m
Wed 12/23:20 pm -
Nonstop13h 00m
Deal found 10/14![Multiple Airlines logo]()
$807
This FlightHub deal was found by Cheapflights users on 10/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/77:45 pm -
Nonstop10h 35m
Wed 2/173:20 pm -
Nonstop13h 00m
Deal found 10/16![AIR PREMIA logo]()
$811
This Mytrip deal was found by Cheapflights users on 10/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:35 am -
2 stops28h 10m
Mon 11/29:14 am -
2 stops34h 51m
Deal found 10/16![Multiple Airlines logo]()
$1,239
Best flights from Seoul to San FranciscoDiscover carefully curated flight deals from Seoul to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 17, 2026.
Discover carefully curated flight deals from Seoul to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 17, 2026.
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Fri 11/1312:45 pm -
Nonstop10h 45m
Sun 1/3110:20 am -
Nonstop12h 55m
Deal found 10/16![United Airlines logo]()
$816
This Alaska Airlines deal was found by Cheapflights users on 10/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/247:35 pm -
1 stop19h 14m
Sat 11/78:33 am -
1 stop16h 02m
Deal found 10/12![Alaska Airlines logo]()
$917
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/18:35 am -
2 stops31h 26m
Mon 11/29:14 am -
2 stops34h 51m
Deal found 10/13![Multiple Airlines logo]()
$1,249
This FlightHub deal was found by Cheapflights users on 10/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/1812:20 pm -
1 stop20h 10m
Fri 1/112:20 am -
1 stop17h 50m
Deal found 10/12![ANA logo]()
$1,365
This BusinessClass deal was found by Cheapflights users on 10/15. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/238:15 am -
1 stop19h 10m
Thu 11/2612:50 pm -
1 stop16h 15m
Deal found 10/15![Japan Airlines logo]()
$1,581
This United Airlines deal was found by Cheapflights users on 10/16. 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.
Sat 11/76:00 pm -
Nonstop10h 45m
Sat 11/1411:59 pm -
1 stop23h 26m
Deal found 10/16![United Airlines logo]()
$816
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Sat 10/244:50 pm -
Nonstop10h 50m
Sat 10/313:00 pm -
1 stop33h 25m
Deal found 10/15![United Airlines logo]()
$820
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Mon 12/2112:45 pm -
Nonstop10h 45m
Mon 2/2210:30 am -
Nonstop12h 45m
Deal found 10/14![United Airlines logo]()
$822
This United Airlines deal was found by Cheapflights users on 10/15. 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.
Wed 10/215:15 pm -
1 stop37h 39m
Sun 10/2510:55 pm -
1 stop24h 30m
Deal found 10/15![United Airlines logo]()
$822
This United Airlines deal was found by Cheapflights users on 10/16. 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 10/265:30 pm -
1 stop22h 27m
Fri 11/274:30 pm -
1 stop30h 55m
Deal found 10/16![United Airlines logo]()
$822
This United Airlines deal was found by Cheapflights users on 10/15. 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 10/235:15 pm -
1 stop31h 59m
Wed 12/910:20 am -
Nonstop12h 55m
Deal found 10/15![United Airlines logo]()
$828
This Cheapflightsfares deal was found by Cheapflights users on 10/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1912:20 pm -
2 stops23h 15m
Sat 1/21:55 pm -
2 stops28h 15m
Deal found 10/12![ANA logo]()
$1,417
This United Airlines deal was found by Cheapflights users on 10/12. 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.
Mon 10/1911:30 am -
Nonstop10h 40m
Mon 11/211:45 pm -
Nonstop12h 55m
Deal found 10/12![United Airlines logo]()
$837
This KAYAK deal was found by Cheapflights users on 10/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/177:45 am -
2 stops27h 05m
Mon 12/712:20 am -
1 stop17h 50m
Deal found 10/16![ANA logo]()
$1,451
This Japan Airlines deal was found by Cheapflights users on 10/15. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:15 am -
2 stops26h 48m
Wed 10/281:50 pm -
1 stop16h 15m
Deal found 10/15![Japan Airlines logo]()
$1,607
This United Airlines deal was found by Cheapflights users on 10/14. 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.
Fri 12/186:00 pm -
Nonstop10h 45m
Wed 12/3010:20 am -
Nonstop12h 55m
Deal found 10/14![United Airlines logo]()
$837
This Trip.com deal was found by Cheapflights users on 10/12. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1012:05 pm -
1 stop15h 20m
Mon 12/1412:50 pm -
1 stop16h 15m
Deal found 10/12![Japan Airlines logo]()
$1,622
Last-minute flights from Seoul to San FranciscoDiscover last-minute flight deals from Seoul to San Francisco. Data last updated October 17, 2026 and is based on user searches.
Discover last-minute flight deals from Seoul to San Francisco. Data last updated October 17, 2026 and is based on user searches.
This Agoda.com deal was found by Cheapflights users on 10/16. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 pm -
Nonstop11h 00m
Sat 10/314:20 pm -
Nonstop13h 00m
Deal found 10/16![AIR PREMIA logo]()
$797
This Expedia deal was found by Cheapflights users on 10/12. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:55 pm -
1 stop31h 34m
Mon 1/113:20 pm -
Nonstop13h 00m
Deal found 10/12![Multiple Airlines logo]()
$799
This Priceline deal was found by Cheapflights users on 10/16. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:55 pm -
2 stops39h 33m
Fri 10/304:20 pm -
Nonstop13h 00m
Deal found 10/16![Multiple Airlines logo]()
$800
This Orbitz deal was found by Cheapflights users on 10/14. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:55 pm -
1 stop21h 06m
Sun 11/83:20 pm -
Nonstop13h 00m
Deal found 10/14![Multiple Airlines logo]()
$802
This Mytrip deal was found by Cheapflights users on 10/13. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:40 pm -
2 stops18h 26m
Fri 10/301:28 pm -
3 stops31h 37m
Deal found 10/13![Multiple Airlines logo]()
$1,240
This Mytrip deal was found by Cheapflights users on 10/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:35 am -
2 stops28h 10m
Mon 11/29:14 am -
2 stops34h 51m
Deal found 10/16![Multiple Airlines logo]()
$1,239
This Trip.com deal was found by Cheapflights users on 10/17. 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.
Wed 11/117:45 pm -
Nonstop10h 35m
Mon 11/303:20 pm -
Nonstop13h 00m
Deal found 10/17![AIR PREMIA logo]()
$796
This Air Canada deal was found by Cheapflights users on 10/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:55 pm -
2 stops39h 33m
Sun 1/318:24 am -
2 stops39h 46m
Deal found 10/16![Air Canada logo]()
$813
This Agoda.com deal was found by Cheapflights users on 10/14. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/207:45 pm -
Nonstop10h 35m
Wed 12/23:20 pm -
Nonstop13h 00m
Deal found 10/14![AIR PREMIA logo]()
$789
This Trip.com deal was found by Cheapflights users on 10/14. 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 11/206:55 pm -
1 stop35h 56m
Wed 12/23:20 pm -
Nonstop13h 00m
Deal found 10/14![Multiple Airlines logo]()
$807
This Agoda.com deal was found by Cheapflights users on 10/17. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:45 pm -
Nonstop10h 35m
Sat 11/283:20 pm -
Nonstop13h 00m
Deal found 10/17![AIR PREMIA logo]()
$795
This Agoda.com deal was found by Cheapflights users on 10/17. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/227:45 pm -
Nonstop10h 35m
Sun 11/293:20 pm -
Nonstop13h 00m
Deal found 10/17![AIR PREMIA logo]()
$804
One-way flights from Seoul to San FranciscoSearch for one-way flight options from Seoul to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 17, 2026.
Search for one-way flight options from Seoul to San Francisco. Find affordable one-way fares based on user searches. Data last updated October 17, 2026.
This Agoda.com deal was found by Cheapflights users on 10/15. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/147:45 pm -
Nonstop10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![AIR PREMIA logo]()
$425
This Agoda.com deal was found by Cheapflights users on 10/16. 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 Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/67:45 pm -
Nonstop10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![AIR PREMIA logo]()
$426
This Super.com deal was found by Cheapflights users on 10/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/307:45 pm -
Nonstop10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![AIR PREMIA logo]()
$428
This Super.com deal was found by Cheapflights users on 10/15. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/217:45 pm -
Nonstop10h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![AIR PREMIA logo]()
$430
This Super.com deal was found by Cheapflights users on 10/16. 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.
Fri 10/237:15 pm -
Nonstop11h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/16![AIR PREMIA logo]()
$433
This SmartFares deal was found by Cheapflights users on 10/15. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/156:55 pm -
1 stop31h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Air Canada logo]()
$440
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/71:10 pm -
2 stops47h 58m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$443
This Kiwi.com deal was found by Cheapflights users on 10/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1511:20 am -
3 stops49h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/15![Multiple Airlines logo]()
$478
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/3111:20 am -
2 stops19h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$490
This Kiwi.com deal was found by Cheapflights users on 10/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/265:00 pm -
2 stops37h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/12![Multiple Airlines logo]()
$491
This Kiwi.com deal was found by Cheapflights users on 10/13. 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.
Wed 1/201:10 pm -
2 stops41h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/13![Multiple Airlines logo]()
$500
This Travelocity deal was found by Cheapflights users on 10/14. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:40 pm -
2 stops18h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/14![Multiple Airlines logo]()
$506
Find flight deals from Seoul to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to San Francisco (SFO). 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 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $764 (Agoda.com) |
One-way from | $425 (Agoda.com) |
Popular in | March |
Cheapest in | February |
Average price | $864 |
Good round-trip deal | $832 or less |
Good one-way deal | $442 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seoul to San Francisco 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 17, 2026.
Use the filters below to find and compare flights from Seoul to San Francisco that are best for you.
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Cheapest round-trip
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Sat 11/14
12:45 pm-6:30 am
Nonstop10h 45m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$454
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Sat 2/6
12:45 pm-6:30 am
Nonstop10h 45m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$463
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Sat 11/7
6:00 pm-11:45 am
Nonstop10h 45m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$463
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Fri 10/23
5:15 pm-12:49 pm
1 stop35h 34m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$469
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Thu 12/3
8:00 pm-6:07 pm
1 stop15h 07m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$507
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Sun 11/1
8:00 pm-10:45 pm
1 stop19h 45m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$507
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Tue 2/9
12:45 pm-6:30 am
Nonstop10h 45m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$647
Quickest round-trip
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Tue 10/27
4:00 pm-10:35 am
Nonstop10h 35m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$672
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Mon 11/2
4:00 pm-9:35 am
Nonstop10h 35m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$672
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Thu 11/26
4:00 pm-9:35 am
Nonstop10h 35m
San Francisco
Wed 12/31
12:00 am-5:00 pm
Nonstop0h 00m
$674
Showing 1-10 of 38 resultsSorted by cheapest first
Compare providers for flights from Seoul to San Francisco
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 Seoul to San Francisco 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 Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Seoul-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seoul-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seoul-San Francisco 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 Seoul-San Francisco 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 Seoul to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Seoul with our price prediction graph.
SEL-SFO
ICN-SFO
GMP-SFO
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 Seoul to San Francisco
SEL-SFO
ICN-SFO
GMP-SFO
What is the cheapest month to book a flight from Seoul to San Francisco?
Currently, February is the cheapest month in which you can book a flight from Seoul to San Francisco (average of $571). Flying from Seoul to San Francisco in August is currently the most expensive (average of $1,011). 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 SEL to SFO?
Find hourly flight availability from Seoul to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 17, 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seoul to San Francisco as you normally would.
Weekly flight availability from Seoul to San Francisco
Explore weekly flight availability from Seoul to San Francisco. 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 October 17, 2026.
The most flights from SEL to SFO are scheduled on a Friday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).
How much does it cost to fly round-trip from Seoul to San Francisco?
Airfare is typical for this route at the moment.
Seoul to San Francisco flights typically cost between $664 and $999 in December.The cheapest round-trip price found within the last 5 days was $764 on AIR PREMIA (Dec 12-Jan 23).
What’s the top layover airport for flights from Seoul to San Francisco?
Share of 1-stop round-trip flights from Seoul to San Francisco chosen by Cheapflights users in the past 12 months, using the same layover each way.
Manila (MNL) – chosen by Cheapflights users on 67% of 1-stop itineraries from Seoul to San Francisco on Cheapflights.
What’s the cheapest layover airport for flights from Seoul to San Francisco?
Average round-trip fare for 1-stop flights from Seoul to San Francisco, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Manila (MNL) is the most affordable 1-stop option, with an average round-trip price of $3,583.
What’s the fastest layover option from Seoul to San Francisco?
Shortest average travel time for 1-stop one-way flights from Seoul to San Francisco, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Dallas (DFW) have the shortest average one-way travel time for 1-stop routes: 22h 30m.
Which airport typically offers the quickest layover for flights from Seoul to San Francisco?
Average layover duration for 1-stop one-way flights from Seoul to San Francisco, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Dallas (DFW) offer the fastest connection on this route, with an average layover time of 5h 11m.
How far ahead should I book a flight from Seoul to San Francisco?
Booking 73 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seoul to San Francisco. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
The best insider tips for Seoul to San Francisco flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Seoul to San Francisco trip
Our travel experts
Reviews of airlines servicing San Francisco
Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated October 17, 2026.
Peruse reviews from past customers who have flown with Korean Air,AIR PREMIA, andAsiana Airlines from Seoul to San Francisco to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.3
Crew
8.7
Boarding
8.5
Entertainment
8.2
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Entertainment
8.2
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Entertainment
8.2
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Entertainment
8.2
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Entertainment
8.2
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Entertainment
8.2
Food
8.1
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Related info for your journey
Find useful and relevant information for your journey from Seoul to San Francisco. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Francisco?
Book flights to San Francisco if you plan to visit one of these locationsSouth San Francisco
Santa Clara
Santa Cruz
Walnut Creek
Hayward
San Bruno
Emeryville
Burlingame
Roseville
Redwood City
Rancho Cordova
Cupertino
Newark
Fairfield
San Ramon
Manteca
San Carlos
Vallejo
Turlock
Davis
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.
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Complete your trip
Complete your trip to San Francisco by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Seoul to San Francisco by cabin class
Find flights from Seoul to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Seoul and San Francisco flights
Browse other Seoul and San Francisco flight options. Last updated on October 17, 2026.
Other flights from Seoul
Browse through other flights departing from Seoul. Flights are based on user searches made on Cheapflights and were last updated on October 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to San Francisco
Explore flights to San Francisco departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 17, 2026.
Top 5 airlines flying from Seoul to San Francisco
Discover the top 5 airlines that operate flights from Seoul to San Francisco. 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 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$282 | Average$388 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$404 | Average$559 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$484 | Average$684 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$493 | Average$808 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$607 | Average$884 | FlexibilityNo cancel fee | On-time81% |