$372+ Cheap flights from Seoul (SEL) to San Francisco (SFO)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SFO
Sep 24 — Oct 11
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 November or February, booked 83 days in advance, depart on a Wednesday or Sunday and return on a Monday
Cheap flight deals from Seoul to San Francisco
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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 August 25, 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 August 25, 2026.
This Air Canada deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 -
1 stop19h 47m
Thu 1/218:13 am -
1 stop15h 57m
Deal found 8/25![Air Canada logo]()
$639
This Booking.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:45 pm -
2 stops34h 22m
Sun 10/1812:50 pm -
2 stops35h 15m
Deal found 8/25![Air Canada logo]()
$640
This WhyPayMore deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/77:15 pm -
Nonstop11h 00m
Wed 10/215:00 pm -
Nonstop12h 40m
Deal found 8/24![AIR PREMIA logo]()
$641
This Air Canada deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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.
Sat 10/105:45 pm -
2 stops34h 22m
Sun 10/258:37 am -
2 stops39h 33m
Deal found 8/24![Air Canada logo]()
$643
This WhyPayMore deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:00 pm -
Nonstop11h 00m
Sun 10/185:00 pm -
Nonstop12h 40m
Deal found 8/24![AIR PREMIA logo]()
$644
This Air Canada deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” 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.
Tue 10/275:55 pm -
2 stops39h 33m
Wed 11/189:00 am -
2 stops20h 25m
Deal found 8/23![Multiple Airlines logo]()
$645
This Gotogate deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/215:45 pm -
2 stops34h 22m
Sun 10/258:37 am -
2 stops39h 33m
Deal found 8/22![Air Canada logo]()
$646
This SmartFares deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/246:00 pm -
Nonstop11h 00m
Fri 11/63:20 pm -
Nonstop13h 00m
Deal found 8/21![AIR PREMIA logo]()
$649
This Air Canada deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/46:55 pm -
1 stop18h 37m
Wed 11/259:00 am -
2 stops20h 25m
Deal found 8/22![Multiple Airlines logo]()
$650
This SmartFares deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/97:15 pm -
Nonstop11h 00m
Fri 9/115:00 pm -
Nonstop12h 40m
Deal found 8/25![AIR PREMIA logo]()
$651
This Expedia deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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.
Sat 10/2412:50 pm -
2 stops21h 41m
Sat 11/215:35 pm -
1 stop30h 35m
Deal found 8/24![Multiple Airlines logo]()
$652
This OneTravel deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:10 am -
2 stops23h 11m
Tue 10/137:30 pm -
2 stops34h 55m
Deal found 8/22![Multiple Airlines logo]()
$720
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 August 25, 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 August 25, 2026.
This Booking.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/45:45 pm -
2 stops34h 22m
Sun 10/1812:50 pm -
2 stops35h 15m
Deal found 8/25![Air Canada logo]()
$640
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/214:50 pm -
Nonstop10h 50m
Sun 10/2511:20 am -
Nonstop12h 55m
Deal found 8/20![United Airlines logo]()
$655
This AIR PREMIA deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AIR PREMIA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:15 pm -
Nonstop11h 00m
Wed 1/133:20 pm -
Nonstop13h 00m
Deal found 8/21![AIR PREMIA logo]()
$760
This Philippine Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/18:30 pm -
1 stop40h 40m
Sun 10/1111:32 am -
2 stops39h 43m
Deal found 8/23![Philippine Airlines logo]()
$768
This FlightHub deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 10/91:50 pm -
1 stop18h 10m
Thu 10/1512:45 am -
1 stop20h 05m
Deal found 8/25![EVA Air logo]()
$1,017
This Japan Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/288:00 am -
1 stop18h 05m
Tue 2/212:55 pm -
1 stop16h 10m
Deal found 8/21![Japan Airlines logo]()
$1,266
This Expedia deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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.
Sun 10/47:40 am -
1 stop24h 50m
Sun 10/189:35 pm -
2 stops21h 30m
Deal found 8/25![ANA logo]()
$1,299
This United Airlines deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” 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 10/224:50 pm -
Nonstop10h 50m
Sun 10/2511:45 pm -
Nonstop12h 55m
Deal found 8/23![United Airlines logo]()
$700
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 9/1511:30 am -
Nonstop10h 40m
Fri 10/3011:20 am -
Nonstop12h 55m
Deal found 8/24![United Airlines logo]()
$704
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 12/1812:45 pm -
Nonstop10h 45m
Sat 1/211:45 pm -
Nonstop12h 55m
Deal found 8/24![United Airlines logo]()
$704
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2112:45 pm -
Nonstop10h 45m
Fri 11/274:30 pm -
1 stop30h 55m
Deal found 8/21![United Airlines logo]()
$705
This EVA Air deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/21:50 pm -
1 stop32h 45m
Sun 10/1812:30 pm -
1 stop37h 40m
Deal found 8/21![EVA Air logo]()
$1,029
This United Airlines deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 10/276:00 pm -
Nonstop10h 30m
Wed 11/183:00 pm -
1 stop32h 25m
Deal found 8/25![United Airlines logo]()
$708
This United Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/36:30 pm -
1 stop32h 49m
Fri 2/2611:50 pm -
Nonstop12h 50m
Deal found 8/22![United Airlines logo]()
$711
This EVA Air deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:50 pm -
1 stop18h 10m
Mon 11/1611:30 pm -
1 stop26h 45m
Deal found 8/22![EVA Air logo]()
$1,051
This Japan Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/298:00 am -
1 stop18h 05m
Tue 2/212:55 pm -
1 stop16h 10m
Deal found 8/22![Japan Airlines logo]()
$1,316
This United Airlines deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 10/2611:45 am -
Nonstop10h 45m
Mon 1/1110:50 pm -
1 stop24h 35m
Deal found 8/24![United Airlines logo]()
$782
This Japan Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:05 pm -
2 stops19h 25m
Tue 2/212:55 pm -
1 stop16h 10m
Deal found 8/22![Japan Airlines logo]()
$1,376
This Japan Airlines deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:05 pm -
2 stops19h 25m
Mon 2/112:55 pm -
1 stop16h 10m
Deal found 8/22![Japan Airlines logo]()
$1,376
This Japan Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/278:15 am -
2 stops29h 24m
Wed 10/281:50 pm -
1 stop16h 15m
Deal found 8/20![Japan Airlines logo]()
$1,394
Last-minute flights from Seoul to San FranciscoDiscover last-minute flight deals from Seoul to San Francisco. Data last updated August 25, 2026 and is based on user searches.
Discover last-minute flight deals from Seoul to San Francisco. Data last updated August 25, 2026 and is based on user searches.
This Agoda.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 8/296:00 pm -
Nonstop11h 00m
Fri 9/45:00 pm -
Nonstop12h 40m
Deal found 8/24![AIR PREMIA logo]()
$664
This Agoda.com deal was found by Cheapflights users on 8/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Agoda.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:00 pm -
Nonstop11h 00m
Wed 9/95:00 pm -
Nonstop12h 40m
Deal found 8/22![AIR PREMIA logo]()
$670
This Agoda.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/56:00 pm -
Nonstop11h 00m
Mon 9/145:00 pm -
Nonstop12h 40m
Deal found 8/25![AIR PREMIA logo]()
$673
This WhyPayMore deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:15 pm -
Nonstop11h 00m
Wed 9/235:00 pm -
Nonstop12h 40m
Deal found 8/25![AIR PREMIA logo]()
$649
This SmartFares deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 9/97:15 pm -
Nonstop11h 00m
Fri 9/115:00 pm -
Nonstop12h 40m
Deal found 8/25![AIR PREMIA logo]()
$651
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/94:50 pm -
Nonstop10h 50m
Wed 9/2311:45 pm -
Nonstop12h 35m
Deal found 8/21![United Airlines logo]()
$655
This WhyPayMore deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:15 pm -
Nonstop11h 00m
Wed 10/75:00 pm -
Nonstop12h 40m
Deal found 8/21![AIR PREMIA logo]()
$660
This Air Canada deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:45 pm -
2 stops34h 22m
Sun 9/2012:50 pm -
2 stops35h 15m
Deal found 8/21![Air Canada logo]()
$671
This Priceline deal was found by Cheapflights users on 8/23. Clicking the “Pick Dates” 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 9/145:45 pm -
2 stops37h 50m
Fri 9/1812:50 pm -
2 stops35h 15m
Deal found 8/23![Air Canada logo]()
$666
This Air Canada deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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.
Tue 9/155:45 pm -
2 stops37h 50m
Sun 9/2712:50 pm -
2 stops35h 15m
Deal found 8/24![Air Canada logo]()
$643
This Air Canada deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/195:45 pm -
2 stops34h 22m
Sat 9/2612:50 pm -
2 stops35h 15m
Deal found 8/21![Air Canada logo]()
$669
This Air Canada deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:45 pm -
1 stop16h 46m
Mon 2/18:19 am -
2 stops39h 51m
Deal found 8/21![Air Canada logo]()
$639
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 August 25, 2026.
Search for one-way flight options from Seoul to San Francisco. Find affordable one-way fares based on user searches. Data last updated August 25, 2026.
This Agoda.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 9/56:00 pm -
Nonstop11h 00m
Deal found 8/24![AIR PREMIA logo]()
$372
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 11/87:45 pm -
Nonstop10h 35m
Deal found 8/25![AIR PREMIA logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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 12/257:45 pm -
Nonstop10h 35m
Deal found 8/25![AIR PREMIA logo]()
$376
This United Airlines deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/115:15 pm -
1 stop33h 10m
Deal found 8/21![United Airlines logo]()
$377
This iWofly deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/97:15 pm -
Nonstop11h 00m
Deal found 8/21![AIR PREMIA logo]()
$378
This Super.com deal was found by Cheapflights users on 8/24. Clicking the “Pick Dates” 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 9/167:15 pm -
Nonstop11h 00m
Deal found 8/24![AIR PREMIA logo]()
$379
This FlightHub deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/266:00 pm -
Nonstop11h 00m
Deal found 8/21![AIR PREMIA logo]()
$382
This Justfly.com deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” 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.
Sun 10/47:15 pm -
Nonstop11h 00m
Deal found 8/25![AIR PREMIA logo]()
$383
This Kiwi.com deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/27:15 pm -
Nonstop11h 00m
Deal found 8/21![AIR PREMIA logo]()
$384
This FlightHub deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:45 pm -
Nonstop10h 35m
Deal found 8/21![AIR PREMIA logo]()
$386
This Expedia deal was found by Cheapflights users on 8/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/28:35 am -
2 stops46h 16m
Deal found 8/21![Multiple Airlines logo]()
$417
This OneTravel deal was found by Cheapflights users on 8/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:10 am -
2 stops23h 11m
Deal found 8/25![Multiple Airlines logo]()
$456
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 August 25, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $639 (Air Canada) |
One-way from | $372 (Agoda.com) |
Popular in | March |
Cheapest in | November |
Average price | $1,039 |
Good round-trip deal | $665 or less |
Good one-way deal | $378 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 August 25, 2026.
Use the filters below to find and compare flights from Seoul to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Sun 10/4
5:45 pm-12:07 pm
2 stops34h 22m
San Francisco
Sun 10/18
12:50 pm-4:05 pm
2 stops35h 15m
$640
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Wed 10/21
4:50 pm-11:40 am
Nonstop10h 50m
San Francisco
Sun 10/25
11:20 am-4:15 pm
Nonstop12h 55m
$655
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Thu 10/22
4:50 pm-11:40 am
Nonstop10h 50m
San Francisco
Sun 10/25
11:45 pm-4:40 am
Nonstop12h 55m
$700
Quickest round-trip
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Tue 9/15
11:30 am-6:10 am
Nonstop10h 40m
San Francisco
Fri 10/30
11:20 am-4:15 pm
Nonstop12h 55m
$704
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Fri 12/18
12:45 pm-6:30 am
Nonstop10h 45m
San Francisco
Sat 1/2
11:45 pm-5:40 am
Nonstop12h 55m
$704
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Sat 11/21
12:45 pm-6:30 am
Nonstop10h 45m
San Francisco
Fri 11/27
4:30 pm-4:25 pm
1 stop30h 55m
$705
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Tue 10/27
6:00 pm-12:30 pm
Nonstop10h 30m
San Francisco
Wed 11/18
3:00 pm-4:25 pm
1 stop32h 25m
$708
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Wed 2/3
6:30 pm-10:19 am
1 stop32h 49m
San Francisco
Fri 2/26
11:50 pm-5:40 am
Nonstop12h 50m
$711
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Mon 10/19
7:15 pm-2:15 pm
Nonstop11h 00m
San Francisco
Wed 1/13
3:20 pm-9:20 pm
Nonstop13h 00m
$760
IncheonSan Francisco
ICN Incheon Intl - SFO San Francisco
ICNSFO
Incheon Intl
Thu 10/1
8:30 pm-9:10 pm
1 stop40h 40m
San Francisco
Sun 10/11
11:32 am-7:15 pm
2 stops39h 43m
$768
Showing 1-10 of 37 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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 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, November is the cheapest month in which you can book a flight from Seoul to San Francisco (average of $540). Flying from Seoul to San Francisco in August is currently the most expensive (average of $1,017). 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 August 25, 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 August 25, 2026.
The most flights from SEL to SFO 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 much does it cost to fly round-trip from Seoul to San Francisco?
Airfare is below average for this route at the moment.
Seoul to San Francisco flights typically cost between $736 and $1,002 in November.The cheapest round-trip price found within the last 5 days was $639 on Air Canada (Nov 13-Jan 21).
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 August 25, 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.
Crew
8.7
Overall
8.4
Boarding
8.5
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Overall
8.4
Boarding
8.5
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Overall
8.4
Boarding
8.5
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Overall
8.4
Boarding
8.5
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Overall
8.4
Boarding
8.5
Entertainment
8.2
Food
8.1
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Crew
8.7
Overall
8.4
Boarding
8.5
Entertainment
8.2
Food
8.1
Comfort
8.3
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
Emeryville
San Bruno
Roseville
Rancho Cordova
Fairfield
Burlingame
Vallejo
Cupertino
Newark
Hayward
San Ramon
Redwood City
Manteca
San Carlos
Turlock
Davis
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Seoul and San Francisco flights
Browse other Seoul and San Francisco flight options. Last updated on August 25, 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 August 25, 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 August 25, 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 August 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$282 | Average$388 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$404 | Average$554 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$481 | Average$666 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$493 | Average$776 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$607 | Average$873 | FlexibilityNo cancel fee | On-time81% |