$357+ Cheap flights from San Francisco (SFO) to South Korea
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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Francisco to South Korea with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from San Francisco to South Korea
Keep the following information in mind while searching for San Francisco to South Korea flight deals. Data was last updated junio 18, 2025.
Round-trip from | $659 (United Airlines) |
|---|---|
One-way from | $357 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,195 |
Good round-trip deal | $687 or less |
Good one-way deal | $398 or less |
Find flight deals from San Francisco to South Korea
Cheapest flights from San Francisco to South KoreaExplore the most affordable flight options available from San Francisco to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 18, 2025.
Explore the most affordable flight options available from San Francisco to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 18, 2025.
This FlightHub deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This AIR PREMIA deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure AIR PREMIA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This United Airlines deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” 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.
This Ovago deal was found by Cheapflights users on 6/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Hawaiian Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Alaska Airlines deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Kiwi.com deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This CrystalTravel deal was found by Cheapflights users on 6/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Air Canada deal was found by Cheapflights users on 6/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This FlightHub deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Gotogate deal was found by Cheapflights users on 6/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Cheapflights Fare Finder
Customize your flight search to find flights from San Francisco to South Korea that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 18, 2025.
Use the filters below to find and compare flights from San Francisco to South Korea that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
dom. 8/10
3:30 pm-8:30 pm
Nonstop13h 00m
Incheon Intl
lun. 9/1
6:20 pm-1:00 pm
Nonstop10h 40m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
lun. 8/18
10:40 am-3:00 pm
Nonstop12h 20m
Incheon Intl
lun. 9/1
4:50 pm-11:35 am
Nonstop10h 45m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
sáb. 10/18
1:00 pm-2:15 pm
1 stop33h 15m
Incheon Intl
sáb. 10/25
10:50 am-10:30 am
1 stop15h 40m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
vie. 9/12
6:00 am-6:35 pm
1 stop20h 35m
Incheon Intl
sáb. 9/20
8:35 pm-9:20 pm
1 stop16h 45m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
sáb. 10/18
7:43 pm-6:35 pm
1 stop30h 52m
Incheon Intl
sáb. 11/1
8:35 pm-8:12 pm
1 stop15h 37m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
lun. 9/22
3:30 pm-8:30 pm
Nonstop13h 00m
Incheon Intl
sáb. 10/11
9:05 pm-1:57 pm
1 stop32h 52m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
lun. 9/1
12:00 pm-11:55 am
1 stop31h 55m
Incheon Intl
jue. 11/20
8:55 am-9:00 am
1 stop17h 05m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
jue. 8/14
11:30 pm-4:00 am
Nonstop12h 30m
Incheon Intl
dom. 8/24
8:55 pm-4:00 pm
Nonstop11h 05m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
mié. 8/27
1:05 pm-4:05 pm
2 stops35h 00m
Incheon Intl
mié. 9/17
5:45 pm-3:28 pm
1 stop13h 43m
San FranciscoIncheon
SFO - ICN
SFOICN
San Francisco
dom. 8/24
12:05 am-9:10 pm
1 stop29h 05m
Incheon Intl
dom. 8/31
3:10 pm-10:55 pm
1 stop23h 45m
Best time to book a flight from San Francisco to South Korea
Have a flexible travel schedule? Discover the best time to fly to South Korea from San Francisco with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from San Francisco to South Korea
What is the cheapest month to book a flight from San Francisco to South Korea?
Currently, February is the cheapest month in which you can book a flight from San Francisco to South Korea (average of $1,000). Flying from San Francisco to South Korea in December is currently the most expensive (average of $1,635). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SFO to KR?
Find hourly flight availability from San Francisco to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 18, 2025.
When flying from San Francisco to South Korea, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from San Francisco to South Korea
Explore weekly flight availability from San Francisco to South Korea. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated junio 18, 2025.
The most flights from SFO to KR0 are scheduled on a Monday (11 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).
Rainfall in South Korea by month
Plan your trip to South Korea by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.
Temperature in South Korea by month
Plan your trip to South Korea by taking into account the average temperature totals by month.
If weather is an important factor for your trip to South Korea, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).
Reviews of airlines servicing South Korea
Get insights into the airlines that provide service to South Korea. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to South Korea. Reviews last updated junio 18, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air and Japan Airlines from San Francisco to South Korea by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
Crew
Food
Entertainment
Boarding
Overall
Reviews
Anonymous,May 2025
TPE - SEA
Comfort
Crew
Food
Entertainment
Boarding
Overall
Reviews
Anonymous,May 2025
TPE - SEA
Comfort
Crew
Food
Entertainment
Boarding
Overall
Reviews
Anonymous,May 2025
TPE - SEA
Comfort
Crew
Food
Entertainment
Boarding
Overall
Reviews
Anonymous,May 2025
TPE - SEA
Comfort
Crew
Food
Entertainment
Boarding
Overall
Reviews
Anonymous,May 2025
TPE - SEA
Comfort
Crew
Food
Entertainment
Boarding
Overall
Reviews
Anonymous,May 2025
TPE - SEA
Related info for your journey
Find useful and relevant information for your journey from San Francisco to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes for San Francisco to South Korea
See prices for flight routes from nearby airports that may be better suited for you.
Top 10 airlines flying from San Francisco to South Korea
Discover the top 10 airlines that operate flights from San Francisco to South Korea. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated junio 18, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$403 | Average$888 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$627 | Average$823 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$651 | Average$752 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$655 | Average$891 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$660 | Average$809 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$675 | Average$1,075 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$779 | Average$1,039 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$789 | Average$955 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$809 | Average$878 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$833 | Average$869 | FlexibilityNo cancel fee | On-time81% |