$366+ Cheap flights from San Francisco (SFO) to Incheon Intl (ICN)
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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — ICN
Apr 5 — Apr 121
Round-trip
1 adult, Economy
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Find cheap flights from San Francisco to Incheon Intl 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 San Francisco to Incheon Intl are usually found in February or January, booked 89 days in advance, depart on a Sunday or Monday and return on a Tuesday
Cheap flight deals from San Francisco to Incheon Intl
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Best
Last-minute
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Cheapest flights from San Francisco to Incheon IntlExplore the most affordable flight options available from San Francisco to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 6, 2026.
Explore the most affordable flight options available from San Francisco to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 6, 2026.
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/2711:40 pm
SFO
- ICN
Nonstop12h 40m
United Airlines
Mon 5/114:50 pm
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 3/1![United Airlines logo]()
$661
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/1511:40 pm
SFO
- ICN
Nonstop12h 40m
United Airlines
Tue 4/2811:30 am
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 3/1![United Airlines logo]()
$662
This United Airlines deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” 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 4/911:40 pm
SFO
- ICN
Nonstop12h 40m
United Airlines
Thu 4/164:50 pm
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 2/28![United Airlines logo]()
$663
This Alaska Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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.
Sun 6/286:00 am
SFO
- ICN
1 stop19h 30m
Alaska Airlines
Thu 9/37:35 pm
ICN
- SFO
1 stop14h 21m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$664
This AIR PREMIA deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” 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.
Sun 10/113:30 pm
SFO
- ICN
Nonstop12h 40m
AIR PREMIA
Sat 10/316:55 pm
ICN
- SFO
Nonstop10h 35m
AIR PREMIA
Deal found 2/28![AIR PREMIA logo]()
$665
This Kiwi.com deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/81:00 pm
SFO
- ICN
1 stop19h 25m
Multiple Airlines
Wed 4/226:00 pm
ICN
- SFO
Nonstop11h 00m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$666
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 10/2611:05 pm
SFO
- ICN
1 stop24h 20m
United Airlines
Fri 10/3011:45 am
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 3/1![United Airlines logo]()
$667
This Gurufare deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/1712:35 am
SFO
- ICN
2 stops29h 15m
China Southern
Thu 9/179:40 am
ICN
- SFO
2 stops27h 00m
China Southern
Deal found 3/1![China Southern logo]()
$668
This KAYAK deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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.
Sat 8/1512:30 am
SFO
- ICN
1 stop26h 45m
Philippine Airlines
Wed 9/167:20 am
ICN
- SFO
1 stop29h 50m
Philippine Airlines
Deal found 3/1![Philippine Airlines logo]()
$669
This Gotogate deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 3/161:00 pm
SFO
- ICN
2 stops29h 55m
China Eastern
Wed 3/258:50 pm
ICN
- SFO
2 stops29h 10m
China Eastern
Deal found 3/1![China Eastern logo]()
$670
This Alaska Airlines deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” 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 10/174:44 pm
SFO
- ICN
1 stop32h 46m
Alaska Airlines
Mon 10/268:00 pm
ICN
- SFO
1 stop14h 56m
Alaska Airlines
Deal found 2/28![Alaska Airlines logo]()
$671
This KAYAK deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/271:00 pm
SFO
- ICN
1 stop19h 25m
Cathay Pacific
Wed 10/78:00 am
ICN
- SFO
1 stop18h 55m
Cathay Pacific
Deal found 3/4![Cathay Pacific logo]()
$672
Best flights from San Francisco to Incheon IntlDiscover carefully curated flight deals from San Francisco to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 6, 2026.
Discover carefully curated flight deals from San Francisco to Incheon Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 6, 2026.
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 8/2910:40 am
SFO
- ICN
Nonstop12h 20m
United Airlines
Wed 9/94:50 pm
ICN
- SFO
Nonstop10h 50m
United Airlines
Deal found 3/1![United Airlines logo]()
$662
This Delta deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/169:00 pm
SFO
- ICN
1 stop26h 20m
Delta
Thu 4/304:00 pm
ICN
- SFO
Nonstop10h 40m
Delta
Deal found 3/1![Delta logo]()
$817
This Alaska Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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.
Sun 6/286:00 am
SFO
- ICN
1 stop19h 30m
Alaska Airlines
Sun 7/127:35 pm
ICN
- SFO
1 stop29h 45m
Alaska Airlines
Deal found 3/1![Alaska Airlines logo]()
$1,189
This United Airlines deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” 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 4/911:40 pm
SFO
- ICN
Nonstop12h 40m
United Airlines
Thu 4/1611:30 am
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 2/28![United Airlines logo]()
$663
This United Airlines deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/611:40 pm
SFO
- ICN
Nonstop12h 40m
United Airlines
Thu 5/711:30 am
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 3/4![United Airlines logo]()
$712
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/66:00 am
SFO
- ICN
1 stop17h 20m
Delta
Thu 5/74:00 pm
ICN
- SFO
Nonstop10h 40m
Delta
Deal found 3/3![Delta logo]()
$817
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/311:10 pm
SFO
- ICN
Nonstop12h 10m
Delta
Tue 8/114:40 pm
ICN
- SFO
1 stop15h 23m
Delta
Deal found 3/3![Delta logo]()
$873
This Delta deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” 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 5/25:40 am
SFO
- ICN
2 stops19h 10m
Delta
Mon 6/157:00 pm
ICN
- SFO
2 stops20h 52m
Delta
Deal found 2/28![Delta logo]()
$882
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/1511:15 pm
SFO
- ICN
1 stop37h 45m
United Airlines
Wed 3/1811:45 am
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 3/1![United Airlines logo]()
$1,242
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/196:00 am
SFO
- ICN
1 stop17h 55m
Delta
Thu 4/27:00 pm
ICN
- SFO
2 stops20h 00m
Delta
Deal found 3/3![Delta logo]()
$1,209
This Delta deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 3/212:55 pm
SFO
- ICN
1 stop33h 00m
Delta
Fri 4/37:20 pm
ICN
- SFO
1 stop20h 39m
Delta
Deal found 3/1![Delta logo]()
$1,232
This Delta deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/116:00 am
SFO
- ICN
1 stop18h 50m
Delta
Sat 4/184:00 pm
ICN
- SFO
Nonstop10h 40m
Delta
Deal found 3/3![Delta logo]()
$1,270
Last-minute flights from San Francisco to Incheon IntlDiscover last-minute flight deals from San Francisco to Incheon Intl. Data last updated March 6, 2026 and is based on user searches.
Discover last-minute flight deals from San Francisco to Incheon Intl. Data last updated March 6, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/811:55 pm
SFO
- ICN
1 stop20h 50m
Cathay Pacific
Tue 3/241:45 pm
ICN
- SFO
1 stop24h 30m
Cathay Pacific
Deal found 3/3![Cathay Pacific logo]()
$673
This Gotogate deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/91:00 pm
SFO
- ICN
1 stop32h 30m
China Eastern
Wed 3/184:10 pm
ICN
- SFO
1 stop33h 50m
China Eastern
Deal found 3/3![China Eastern logo]()
$669
This Gotogate deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 3/161:00 pm
SFO
- ICN
2 stops29h 55m
China Eastern
Wed 3/258:50 pm
ICN
- SFO
2 stops29h 10m
China Eastern
Deal found 3/1![China Eastern logo]()
$670
This Alaska Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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.
Sun 4/58:59 pm
SFO
- ICN
1 stop29h 36m
Multiple Airlines
Wed 4/158:35 pm
ICN
- SFO
1 stop28h 45m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$664
This Kiwi.com deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” 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 4/58:59 pm
SFO
- ICN
1 stop29h 36m
Multiple Airlines
Thu 4/168:35 pm
ICN
- SFO
1 stop17h 52m
Multiple Airlines
Deal found 2/28![Multiple Airlines logo]()
$667
This Kiwi.com deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/81:00 pm
SFO
- ICN
1 stop19h 25m
Multiple Airlines
Wed 4/226:00 pm
ICN
- SFO
Nonstop11h 00m
Multiple Airlines
Deal found 3/2![Multiple Airlines logo]()
$666
This United Airlines deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” 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 4/911:40 pm
SFO
- ICN
Nonstop12h 40m
United Airlines
Thu 4/164:50 pm
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 2/28![United Airlines logo]()
$663
This United Airlines deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 4/1510:20 am
SFO
- ICN
Nonstop12h 40m
United Airlines
Tue 4/2111:30 am
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 3/2![United Airlines logo]()
$662
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/1610:20 am
SFO
- ICN
Nonstop12h 40m
United Airlines
Thu 4/304:50 pm
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 3/1![United Airlines logo]()
$665
This United Airlines deal was found by Cheapflights users on 3/1. Clicking the “Pick Dates” 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 4/2711:40 pm
SFO
- ICN
Nonstop12h 40m
United Airlines
Mon 5/114:50 pm
ICN
- SFO
Nonstop10h 45m
United Airlines
Deal found 3/1![United Airlines logo]()
$661
One-way flights from San Francisco to Incheon IntlSearch for one-way flight options from San Francisco to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated March 6, 2026.
Search for one-way flight options from San Francisco to Incheon Intl. Find affordable one-way fares based on user searches. Data last updated March 6, 2026.
This Trip.com deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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.
Mon 7/275:15 pm
SFO
- ICN
1 stop26h 10m
ZIPAIR
Deal found 3/2![ZIPAIR logo]()
$366
This Trip.com deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/125:15 pm
SFO
- ICN
1 stop26h 10m
ZIPAIR
Deal found 2/28![ZIPAIR logo]()
$367
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/712:26 pm
SFO
- ICN
1 stop35h 24m
Multiple Airlines
Deal found 3/3![Multiple Airlines logo]()
$368
This Flightnetwork deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/183:30 pm
SFO
- ICN
Nonstop13h 00m
AIR PREMIA
Deal found 3/4![AIR PREMIA logo]()
$369
This Trip.com deal was found by Cheapflights users on 3/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/95:15 pm
SFO
- ICN
1 stop31h 00m
Multiple Airlines
Deal found 3/4![Multiple Airlines logo]()
$371
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/293:30 pm
SFO
- ICN
Nonstop12h 40m
AIR PREMIA
Deal found 3/3![AIR PREMIA logo]()
$372
This Trip.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:30 am
SFO
- ICN
1 stop37h 30m
Philippine Airlines
Deal found 3/3![Philippine Airlines logo]()
$374
This Kiwi.com deal was found by Cheapflights users on 3/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/13:30 pm
SFO
- ICN
Nonstop12h 40m
AIR PREMIA
Deal found 3/3![AIR PREMIA logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 3/2. Clicking the “Pick Dates” 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 3/233:30 pm
SFO
- ICN
Nonstop13h 00m
AIR PREMIA
Deal found 3/2![AIR PREMIA logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 2/28. Clicking the “Pick Dates” 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 3/253:30 pm
SFO
- ICN
Nonstop13h 00m
AIR PREMIA
Deal found 2/28![AIR PREMIA logo]()
$378
Find flight deals from San Francisco to Incheon Intl
Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Incheon Intl (ICN). 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 6, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $661 (United Airlines) |
One-way from | $366 (Trip.com) |
Popular in | June |
Cheapest in | February |
Average price | $773 |
Good round-trip deal | $678 or less |
Good one-way deal | $367 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to Incheon Intl 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 6, 2026.
Use the filters below to find and compare flights from San Francisco to Incheon Intl Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Sat 8/29
10:40 am-3:00 pm
Nonstop12h 20m
Incheon Intl
Wed 9/9
4:50 pm-11:40 am
Nonstop10h 50m
$662
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Thu 4/9
11:40 pm-4:20 am
Nonstop12h 40m
Incheon Intl
Thu 4/16
11:30 am-6:15 am
Nonstop10h 45m
$663
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Mon 4/6
11:40 pm-4:20 am
Nonstop12h 40m
Incheon Intl
Thu 5/7
11:30 am-6:15 am
Nonstop10h 45m
$712
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Thu 4/16
9:00 pm-3:20 pm
1 stop26h 20m
Incheon Intl
Thu 4/30
4:00 pm-10:40 am
Nonstop10h 40m
$817
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Mon 4/6
6:00 am-3:20 pm
1 stop17h 20m
Incheon Intl
Thu 5/7
4:00 pm-10:40 am
Nonstop10h 40m
$817
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Fri 7/31
1:10 pm-5:20 pm
Nonstop12h 10m
Incheon Intl
Tue 8/11
4:40 pm-4:03 pm
1 stop15h 23m
$873
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Sat 5/2
5:40 am-4:50 pm
2 stops19h 10m
Incheon Intl
Mon 6/15
7:00 pm-11:52 pm
2 stops20h 52m
$882
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Sun 6/28
6:00 am-5:30 pm
1 stop19h 30m
Incheon Intl
Sun 7/12
7:35 pm-9:20 am
1 stop29h 45m
$1,189
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Thu 3/19
6:00 am-3:55 pm
1 stop17h 55m
Incheon Intl
Thu 4/2
7:00 pm-11:00 pm
2 stops20h 00m
$1,209
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
Sat 3/21
2:55 pm-3:55 pm
1 stop33h 00m
Incheon Intl
Fri 4/3
7:20 pm-11:59 pm
1 stop20h 39m
$1,232
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from San Francisco to Incheon Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Francisco to Incheon Intl in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Francisco-Incheon Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-Incheon Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-Incheon Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Francisco-Incheon Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Francisco-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from San Francisco to Incheon Intl
Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from San Francisco with our price prediction graph.
SFO-ICN
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to Incheon Intl Airport
Prices
Delays
How far ahead should I book a flight from San Francisco to Incheon Intl Airport?
Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Incheon Intl. Price data was last updated on February 27, 2026.
Booking 5 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to Incheon Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Francisco to Incheon Intl Airport?
Currently, May is the cheapest month in which you can book a flight from San Francisco to Incheon Intl Airport (average of $508). Flying from San Francisco to Incheon Intl Airport in June is currently the most expensive (average of $661). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SFO to ICN?
Find hourly flight availability from San Francisco to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 6, 2026.
Unlike in the morning, when flights are generally more expensive, you can save up to 15% on flights from San Francisco to Incheon Intl Airport by exploring options for tickets in the afternoon.
What is the cheapest day to fly from San Francisco to Incheon Intl Airport?
Use this chart to determine the cheapest time to fly round-trip from San Francisco to Incheon Intl. Price data was last updated on February 21, 2026.
Travelers seeking maximum savings on their San Francisco to Incheon Intl Airport flight should consider departing on Monday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from San Francisco to Incheon delayed?
About 21% of weekly flights between San Francisco and Incheon have experienced delays in the past year, with the average delay time being 238 minutes.
What is the most punctual flight time for San Francisco to Incheon flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Saturday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to Incheon flights?
Over the last year, AIR PREMIA have had the lowest number of delays on this route, with just 14% of flights being delayed.
The best insider tips for San Francisco to Incheon Intl Airport 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 San Francisco to Incheon Intl Airport trip
Our travel experts
Reviews of airlines servicing Incheon Intl
Get insights into the airlines that provide service to Incheon Intl. 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 Incheon Intl. Reviews last updated March 6, 2026.
Read reviews from past customers who have flown Korean Air, AIR PREMIA, and Asiana Airlines from San Francisco to Incheon Intl Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
8.2
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
8.2
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
8.2
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
8.2
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
8.2
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Boarding
8.5
Crew
8.7
Overall
8.4
Entertainment
8.2
Comfort
8.3
Food
8.1
Reviews
1 / 20
10.0
ExcellentChris,Mar 2025
SEA - ICN
Related info for your journey
Find useful and relevant information for your journey from San Francisco to Incheon Intl. 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 Incheon Intl Airport?
Book flights to Incheon Intl Airport if you plan to visit one of these locationsSuwon
Seongnam
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Other flights to Incheon Intl
Explore flights to Incheon Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 6, 2026.
San Francisco and Incheon Intl flights
Browse other San Francisco and Incheon Intl flight options. Last updated on March 6, 2026.
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Top 10 airlines flying from San Francisco to Incheon Intl
Discover the top 10 airlines that operate flights from San Francisco to Incheon Intl. 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 6, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$550 | Average$733 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$630 | Average$640 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$647 | Average$919 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$651 | Average$848 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$660 | Average$754 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$672 | Average$804 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$672 | Average$1,072 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$778 | Average$952 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$800 | Average$868 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$861 | Average$1,261 | FlexibilityNo cancel fee | On-timeN/A |