$351+ Cheap flights from Incheon Intl (ICN) 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 5/8. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SFO
Apr 23 — Apr 301
Round-trip
1 adult, Economy
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Find cheap flights from Incheon Intl 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 Incheon Intl to San Francisco are usually found in March or February, booked 66 days in advance, depart on a Tuesday or Wednesday and return on a Monday
Cheap flight deals from Incheon Intl to San Francisco
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Cheapest flights from Incheon Intl to San FranciscoExplore the most affordable flight options available from Incheon Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.
Explore the most affordable flight options available from Incheon Intl to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 24, 2026.
This Gotogate deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:45 pm
ICN
- SFO
2 stops34h 22m
Air Canada
Tue 9/2912:50 pm
SFO
- ICN
2 stops59h 15m
Air Canada
Deal found 3/19![Air Canada logo]()
$418
This Air Canada deal was found by Cheapflights users on 3/22. 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.
Tue 9/155:45 pm
ICN
- SFO
2 stops34h 22m
Air Canada
Tue 9/2212:50 pm
SFO
- ICN
2 stops35h 15m
Air Canada
Deal found 3/22![Air Canada logo]()
$420
This Air Canada deal was found by Cheapflights users on 3/20. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:45 pm
ICN
- SFO
2 stops34h 28m
Air Canada
Sun 5/106:30 am
SFO
- ICN
1 stop17h 35m
Air Canada
Deal found 3/20![Air Canada logo]()
$422
This Air Canada deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/225:45 pm
ICN
- SFO
2 stops34h 22m
Air Canada
Thu 10/297:30 am
SFO
- ICN
1 stop16h 40m
Air Canada
Deal found 3/19![Air Canada logo]()
$423
This Mytrip deal was found by Cheapflights users on 3/22. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:55 pm
ICN
- SFO
2 stops39h 28m
Air Canada
Mon 1/117:30 am
SFO
- ICN
1 stop16h 40m
Air Canada
Deal found 3/22![Air Canada logo]()
$444
This Air Canada deal was found by Cheapflights users on 3/21. 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.
Sun 10/115:45 pm
ICN
- SFO
2 stops58h 22m
Air Canada
Sun 10/188:19 am
SFO
- ICN
2 stops39h 46m
Air Canada
Deal found 3/21![Air Canada logo]()
$446
This Air Canada deal was found by Cheapflights users on 3/23. 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.
Thu 6/115:45 pm
ICN
- SFO
2 stops39h 31m
Air Canada
Sun 10/1810:35 am
SFO
- ICN
1 stop37h 30m
Air Canada
Deal found 3/23![Air Canada logo]()
$465
This Air Canada deal was found by Cheapflights users on 3/24. 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 5/55:45 pm
ICN
- SFO
2 stops34h 28m
Air Canada
Thu 5/712:50 pm
SFO
- ICN
2 stops35h 15m
Air Canada
Deal found 3/24![Air Canada logo]()
$533
This Air Canada deal was found by Cheapflights users on 3/21. 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 9/225:45 pm
ICN
- SFO
2 stops34h 22m
Air Canada
Tue 9/2912:50 pm
SFO
- ICN
2 stops35h 15m
Air Canada
Deal found 3/21![Air Canada logo]()
$534
This Air Canada deal was found by Cheapflights users on 3/22. 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.
Mon 5/45:45 pm
ICN
- SFO
2 stops34h 28m
Air Canada
Sun 5/1012:50 pm
SFO
- ICN
2 stops35h 15m
Air Canada
Deal found 3/22![Air Canada logo]()
$536
Best flights from Incheon Intl to San FranciscoDiscover carefully curated flight deals from Incheon Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 24, 2026.
Discover carefully curated flight deals from Incheon Intl to San Francisco that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 24, 2026.
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/277:35 pm
ICN
- SFO
1 stop17h 56m
Alaska Airlines
Thu 6/412:54 pm
SFO
- ICN
1 stop36h 36m
Alaska Airlines
Deal found 3/21![Alaska Airlines logo]()
$750
This Delta deal was found by Cheapflights users on 3/23. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/304:00 pm
ICN
- SFO
Nonstop10h 40m
Delta
Thu 7/235:30 pm
SFO
- ICN
1 stop31h 20m
Delta
Deal found 3/23![Delta logo]()
$761
This Alaska Airlines deal was found by Cheapflights users on 3/21. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/47:35 pm
ICN
- SFO
2 stops26h 22m
Multiple Airlines
Wed 5/1310:14 am
SFO
- ICN
1 stop15h 16m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$823
This EVA Air deal was found by Cheapflights users on 3/22. 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.
Tue 5/197:45 pm
ICN
- SFO
1 stop16h 25m
EVA Air
Sun 5/2412:50 am
SFO
- ICN
1 stop25h 55m
EVA Air
Deal found 3/22![EVA Air logo]()
$878
This United Airlines deal was found by Cheapflights users on 3/21. 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.
Thu 7/1611:30 am
ICN
- SFO
Nonstop11h 00m
United Airlines
Mon 7/2710:40 am
SFO
- ICN
Nonstop12h 20m
United Airlines
Deal found 3/21![United Airlines logo]()
$894
This Delta deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/34:00 pm
ICN
- SFO
Nonstop10h 40m
Delta
Sun 5/1712:40 pm
SFO
- ICN
Nonstop12h 40m
Delta
Deal found 3/19![Delta logo]()
$787
This Delta deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/274:00 pm
ICN
- SFO
Nonstop10h 40m
Delta
Fri 6/125:26 pm
SFO
- ICN
1 stop31h 14m
Delta
Deal found 3/22![Delta logo]()
$821
This Alaska Airlines deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/297:35 pm
ICN
- SFO
1 stop14h 34m
Alaska Airlines
Wed 5/136:00 am
SFO
- ICN
1 stop19h 30m
Alaska Airlines
Deal found 3/19![Alaska Airlines logo]()
$906
This Delta deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:00 pm
ICN
- SFO
Nonstop10h 40m
Delta
Fri 6/126:00 am
SFO
- ICN
1 stop18h 40m
Delta
Deal found 3/21![Delta logo]()
$835
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/292:30 pm
ICN
- SFO
1 stop17h 26m
Delta
Fri 6/197:00 am
SFO
- ICN
1 stop30h 00m
Delta
Deal found 3/24![Delta logo]()
$842
This Delta deal was found by Cheapflights users on 3/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/287:00 pm
ICN
- SFO
1 stop30h 37m
Delta
Fri 9/412:50 pm
SFO
- ICN
Nonstop12h 30m
Delta
Deal found 3/20![Delta logo]()
$849
This Delta deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/304:00 pm
ICN
- SFO
Nonstop10h 40m
Delta
Sat 7/117:00 am
SFO
- ICN
1 stop29h 40m
Delta
Deal found 3/19![Delta logo]()
$863
Last-minute flights from Incheon Intl to San FranciscoDiscover last-minute flight deals from Incheon Intl to San Francisco. Data last updated March 24, 2026 and is based on user searches.
Discover last-minute flight deals from Incheon Intl to San Francisco. Data last updated March 24, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:35 pm
ICN
- SFO
1 stop18h 53m
Alaska Airlines
Sat 5/27:59 pm
SFO
- ICN
1 stop29h 31m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$581
This YBTour deal was found by Cheapflights users on 3/23. 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 YBTour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:35 pm
ICN
- SFO
1 stop16h 39m
Alaska Airlines
Sun 4/269:00 am
SFO
- ICN
1 stop16h 30m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$634
This WhyPayMore deal was found by Cheapflights users on 3/23. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/226:00 pm
ICN
- SFO
Nonstop11h 00m
AIR PREMIA
Sun 4/263:30 pm
SFO
- ICN
Nonstop12h 40m
AIR PREMIA
Deal found 3/23![AIR PREMIA logo]()
$639
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:35 pm
ICN
- SFO
1 stop14h 34m
Alaska Airlines
Fri 5/17:40 pm
SFO
- ICN
2 stops29h 50m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$640
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:35 pm
ICN
- SFO
1 stop14h 34m
Alaska Airlines
Sun 5/37:40 pm
SFO
- ICN
2 stops29h 50m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$658
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:35 pm
ICN
- SFO
1 stop14h 34m
Alaska Airlines
Wed 5/69:00 am
SFO
- ICN
1 stop16h 30m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$674
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/227:35 pm
ICN
- SFO
1 stop16h 39m
Multiple Airlines
Sun 4/267:59 pm
SFO
- ICN
2 stops29h 31m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$679
This Alaska Airlines deal was found by Cheapflights users on 3/23. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:35 pm
ICN
- SFO
1 stop17h 48m
Alaska Airlines
Sat 5/29:00 am
SFO
- ICN
1 stop16h 30m
Alaska Airlines
Deal found 3/23![Alaska Airlines logo]()
$567
This Air Canada deal was found by Cheapflights users on 3/22. 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.
Thu 4/235:45 pm
ICN
- SFO
2 stops39h 30m
Air Canada
Sat 5/28:23 am
SFO
- ICN
2 stops39h 42m
Air Canada
Deal found 3/22![Air Canada logo]()
$607
This YBTour deal was found by Cheapflights users on 3/24. 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 YBTour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/237:35 pm
ICN
- SFO
1 stop14h 34m
Alaska Airlines
Mon 4/277:00 am
SFO
- ICN
1 stop18h 30m
Alaska Airlines
Deal found 3/24![Alaska Airlines logo]()
$638
This Alaska Airlines deal was found by Cheapflights users on 3/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:35 pm
ICN
- SFO
1 stop31h 21m
Alaska Airlines
Wed 5/69:00 am
SFO
- ICN
1 stop16h 30m
Alaska Airlines
Deal found 3/22![Alaska Airlines logo]()
$661
One-way flights from Incheon Intl to San FranciscoSearch for one-way flight options from Incheon Intl to San Francisco. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
Search for one-way flight options from Incheon Intl to San Francisco. Find affordable one-way fares based on user searches. Data last updated March 24, 2026.
This Super.com deal was found by Cheapflights users on 3/20. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/812:55 pm
ICN
- SFO
1 stop17h 50m
ZIPAIR
Deal found 3/20![ZIPAIR logo]()
$351
This Super.com deal was found by Cheapflights users on 3/23. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1712:55 pm
ICN
- SFO
1 stop18h 20m
ZIPAIR
Deal found 3/23![ZIPAIR logo]()
$353
This Priceline deal was found by Cheapflights users on 3/24. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:45 pm
ICN
- SFO
2 stops34h 22m
Air Canada
Deal found 3/24![Air Canada logo]()
$354
This Priceline deal was found by Cheapflights users on 3/22. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:45 pm
ICN
- SFO
2 stops34h 28m
Air Canada
Deal found 3/22![Air Canada logo]()
$355
This Priceline deal was found by Cheapflights users on 3/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/75:45 pm
ICN
- SFO
2 stops34h 28m
Air Canada
Deal found 3/20![Air Canada logo]()
$356
This FlightHub deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:45 pm
ICN
- SFO
2 stops34h 28m
Air Canada
Deal found 3/19![Air Canada logo]()
$358
This Trip.com deal was found by Cheapflights users on 3/23. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/85:45 pm
ICN
- SFO
2 stops34h 28m
Air Canada
Deal found 3/23![Air Canada logo]()
$359
This KAYAK deal was found by Cheapflights users on 3/23. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/176:00 pm
ICN
- SFO
Nonstop11h 00m
AIR PREMIA
Deal found 3/23![AIR PREMIA logo]()
$360
This WhyPayMore deal was found by Cheapflights users on 3/21. 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.
Sun 5/106:00 pm
ICN
- SFO
Nonstop11h 00m
AIR PREMIA
Deal found 3/21![AIR PREMIA logo]()
$362
This WhyPayMore deal was found by Cheapflights users on 3/21. 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 5/66:00 pm
ICN
- SFO
Nonstop11h 00m
AIR PREMIA
Deal found 3/21![AIR PREMIA logo]()
$363
This WhyPayMore deal was found by Cheapflights users on 3/20. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/46:00 pm
ICN
- SFO
Nonstop11h 00m
AIR PREMIA
Deal found 3/20![AIR PREMIA logo]()
$364
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/312:55 pm
ICN
- SFO
1 stop18h 20m
ZIPAIR
Deal found 3/22![ZIPAIR logo]()
$365
Find flight deals from Incheon Intl to San Francisco
Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) 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 March 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $418 (Gotogate) |
One-way from | $351 (Super.com) |
Popular in | August |
Cheapest in | March |
Average price | $532 |
Good round-trip deal | $531 or less |
Good one-way deal | $421 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Incheon Intl 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 2,558,603 searches. Data last updated March 24, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to San Francisco that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Wed 5/27
7:35 pm-9:31 pm
1 stop17h 56m
San Francisco
Thu 6/4
12:54 pm-5:30 pm
1 stop36h 36m
$750
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Sat 5/30
4:00 pm-10:40 am
Nonstop10h 40m
San Francisco
Thu 7/23
5:30 pm-4:50 pm
1 stop31h 20m
$761
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Sun 5/3
4:00 pm-10:40 am
Nonstop10h 40m
San Francisco
Sun 5/17
12:40 pm-5:20 pm
Nonstop12h 40m
$787
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Wed 5/27
4:00 pm-10:40 am
Nonstop10h 40m
San Francisco
Fri 6/12
5:26 pm-4:40 pm
1 stop31h 14m
$821
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Mon 5/4
7:35 pm-5:57 am
2 stops26h 22m
San Francisco
Wed 5/13
10:14 am-5:30 pm
1 stop15h 16m
$823
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Fri 5/15
4:00 pm-10:40 am
Nonstop10h 40m
San Francisco
Fri 6/12
6:00 am-4:40 pm
1 stop18h 40m
$835
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Fri 5/29
2:30 pm-3:56 pm
1 stop17h 26m
San Francisco
Fri 6/19
7:00 am-5:00 am
1 stop30h 00m
$842
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Sun 6/28
7:00 pm-9:37 am
1 stop30h 37m
San Francisco
Fri 9/4
12:50 pm-5:20 pm
Nonstop12h 30m
$849
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Tue 6/30
4:00 pm-10:40 am
Nonstop10h 40m
San Francisco
Sat 7/11
7:00 am-4:40 am
1 stop29h 40m
$863
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
Tue 5/19
7:45 pm-8:10 pm
1 stop16h 25m
San Francisco
Sun 5/24
12:50 am-6:45 pm
1 stop25h 55m
$878
Showing 1-10 of 24 resultsSorted by cheapest first
Compare providers for flights from Incheon Intl 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 Incheon Intl to San Francisco in March.
| 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 Accuracy1 star | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Incheon Intl Airport-San Francisco flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-San Francisco flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-San Francisco flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Incheon Intl Airport-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 Incheon Intl Airport-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 Incheon Intl to San Francisco
Have a flexible travel schedule? Discover the best time to fly to San Francisco from Incheon Intl with our price prediction graph.
ICN-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 Incheon Intl Airport to San Francisco
Prices
Airlines
Delays
How far ahead should I book a flight from Incheon Intl Airport to San Francisco?
Use this chart to determine the optimal time to book a round-trip flight from Incheon Intl to San Francisco. Price data was last updated on March 13, 2026.
The price you pay for your flight from Incheon Intl Airport to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 66 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Incheon Intl Airport to San Francisco?
Currently, April is the cheapest month in which you can book a flight from Incheon Intl Airport to San Francisco (average of $344). Flying from Incheon Intl Airport to San Francisco in August is currently the most expensive (average of $633). 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 ICN to SFO?
Find hourly flight availability from Incheon Intl 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 March 24, 2026.
It’s optimal to fly from Incheon Intl Airport to San Francisco at noon. By choosing this option you can save up to 34% on the cost of your flight, compared to a flight in the morning.
What is the cheapest day to fly from Incheon Intl Airport to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Incheon Intl to San Francisco. Price data was last updated on March 14, 2026.
Travelers seeking maximum savings on their Incheon Intl Airport to San Francisco flight should consider departing on Saturday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from Incheon to San Francisco delayed?
About 22% of weekly flights between Incheon and San Francisco have experienced delays in the past year, with the average delay time being 141 minutes.
What is the most punctual flight time for Incheon to San Francisco flights?
Historically, flights departing at night 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?
Tuesday tends to have the lowest number of delays on this route, whereas Wednesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Incheon to San Francisco flights?
Over the last year, United Airlines have had the lowest number of delays on this route, with just 14% of flights being delayed.
The best insider tips for Incheon Intl Airport 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 Incheon Intl Airport 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 March 24, 2026.
See what other customers who have flown with Korean Air,AIR PREMIA, andAsiana Airlines from Incheon Intl Airport to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.3
Crew
8.7
Boarding
8.5
Food
8.1
Entertainment
8.2
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Food
8.1
Entertainment
8.2
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Food
8.1
Entertainment
8.2
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Food
8.1
Entertainment
8.2
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Food
8.1
Entertainment
8.2
Overall
8.4
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Comfort
8.3
Crew
8.7
Boarding
8.5
Food
8.1
Entertainment
8.2
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 Incheon Intl 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?
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Incheon Intl and San Francisco flights
Browse other Incheon Intl and San Francisco flight options. Last updated on March 24, 2026.
Other flights from Incheon Intl
Browse through other flights departing from Incheon Intl. Flights are based on user searches made on Cheapflights and were last updated on March 24, 2026.
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Top 5 airlines flying from Incheon Intl to San Francisco
Discover the top 5 airlines that operate flights from Incheon Intl 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 2,558,603 searches. Data last updated March 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$282 | Average$415 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$404 | Average$507 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$447 | Average$608 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$448 | Average$621 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$480 | Average$665 | FlexibilityNo cancel fee | On-timeN/A |