Asiana's A380 business suite features a 32-inch screen and fully flat bed for luxury travel.
Economy Smartium on A350 offers 36-inch legroom, enhancing comfort for long flights.
$315+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — SFO
abr. 22 — abr. 291
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 March, booked 36 days in advance, depart on a Monday or Friday and return on a Monday
Cheap 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 abril 17, 2025.
Most accurate provider | AranGrant 3 stars |
|---|---|
Most trusted provider | AranGrant 3 stars |
Round-trip from | $459 (WhyPayMore) |
One-way from | $317 (Mytrip) |
Popular in | July |
Cheapest in | November |
Average price | $690 |
Good round-trip deal | $515 or less |
Good one-way deal | $422 or less |
Find flight deals from Seoul to San Francisco
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 abril 17, 2025.
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 abril 17, 2025.
This WhyPayMore deal was found by Cheapflights users on 4/16. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 5/234:00 pmICN - SFO
Nonstop10h 40mKorean Air
sáb. 5/3112:40 pmSFO - ICN
Nonstop12h 40mKorean Air
Deal found 4/16![Korean Air logo]()
$459
This Air Canada deal was found by Cheapflights users on 4/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/2310:40 amICN - SFO
2 stops20h 48mMultiple Airlines
mar. 12/307:00 amSFO - ICN
1 stop17h 05mMultiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$505
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/135:45 pmICN - SFO
1 stop32h 43mAir Canada
lun. 10/277:00 amSFO - ICN
1 stop17h 05mAir Canada
Deal found 4/16![Air Canada logo]()
$507
This Trip.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 5/116:20 pmICN - SFO
Nonstop10h 40mAIR PREMIA
lun. 5/123:30 pmSFO - ICN
Nonstop13h 00mAIR PREMIA
Deal found 4/16![AIR PREMIA logo]()
$523
This United Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/1911:30 amICN - SFO
Nonstop10h 40mUnited Airlines
dom. 9/2811:45 pmSFO - ICN
Nonstop12h 35mUnited Airlines
Deal found 4/16![United Airlines logo]()
$531
This Gotogate deal was found by Cheapflights users on 4/17. 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.
sáb. 9/138:55 pmICN - SFO
Nonstop10h 35mAsiana Airlines
vie. 9/1911:30 pmSFO - ICN
Nonstop13h 00mAsiana Airlines
Deal found 4/17![Asiana Airlines logo]()
$593
This Delta deal was found by Cheapflights users on 4/16. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/267:20 pmICN - SFO
1 stop19h 10mDelta
sáb. 12/277:25 pmSFO - ICN
1 stop27h 30mDelta
Deal found 4/16![Delta logo]()
$629
This Gotogate deal was found by Cheapflights users on 4/17. 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.
sáb. 5/101:50 pmGMP - SFO
1 stop32h 55mEVA Air
dom. 5/1812:30 pmSFO - GMP
1 stop37h 40mEVA Air
Deal found 4/17![EVA Air logo]()
$870
This Gotogate deal was found by Cheapflights users on 4/17. 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.
mié. 10/157:55 pmGMP - SFO
1 stop30h 35mANA
lun. 10/2712:00 pmSFO - GMP
1 stop18h 30mANA
Deal found 4/17![ANA logo]()
$928
This Lucky2Go deal was found by Cheapflights users on 4/17. 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 Lucky2Go is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 4/181:50 pmGMP - SFO
2 stops23h 31mMultiple Airlines
jue. 5/112:50 amSFO - GMP
1 stop20h 00mMultiple Airlines
Deal found 4/17![Multiple Airlines logo]()
$959
This Hanatour deal was found by Cheapflights users on 4/16. 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 Hanatour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 4/217:20 pmGMP - SFO
2 stops37h 38mJapan Airlines
mié. 4/2311:55 amSFO - GMP
1 stop30h 50mJapan Airlines
Deal found 4/16![Japan Airlines logo]()
$1,144
This oojo deal was found by Cheapflights users on 4/16. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 5/318:35 amGMP - SFO
1 stop17h 55mAir China
mié. 7/161:00 pmSFO - GMP
1 stop33h 00mAir China
Deal found 4/16![Air China logo]()
$1,355
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 2,558,603 searches. Data last updated abril 17, 2025.
Use the filters below to find and compare flights from Seoul to San Francisco that are best for you.
Fly from
Seoul
Fly to
San Francisco
Route
Depart
Return
Price
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
vie. 5/23
4:00 pm-10:40 am
Nonstop10h 40m
San Francisco
sáb. 5/31
12:40 pm-5:20 pm
Nonstop12h 40m
$459
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
mar. 9/23
10:40 am-3:28 pm
2 stops20h 48m
San Francisco
mar. 12/30
7:00 am-5:05 pm
1 stop17h 05m
$505
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
lun. 10/13
5:45 pm-10:28 am
1 stop32h 43m
San Francisco
lun. 10/27
7:00 am-4:05 pm
1 stop17h 05m
$507
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
dom. 5/11
6:20 pm-1:00 pm
Nonstop10h 40m
San Francisco
lun. 5/12
3:30 pm-8:30 pm
Nonstop13h 00m
$523
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
vie. 9/19
4:50 pm-11:35 am
Nonstop10h 45m
San Francisco
vie. 9/26
10:35 am-3:00 pm
Nonstop12h 25m
$531
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
sáb. 9/13
8:55 pm-3:30 pm
Nonstop10h 35m
San Francisco
vie. 9/19
11:30 pm-4:30 am
Nonstop13h 00m
$593
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
lun. 9/22
4:00 pm-10:40 am
Nonstop10h 40m
San Francisco
dom. 12/28
11:40 am-5:40 pm
Nonstop13h 00m
$626
IncheonSan Francisco
ICN - SFO
ICNSFO
Incheon Intl
sáb. 5/31
4:45 pm-8:40 pm
1 stop19h 55m
San Francisco
mar. 7/15
12:35 am-9:50 pm
1 stop29h 15m
$680
SeoulSan Francisco
GMP - SFO
GMPSFO
Seoul Gimpo Intl
sáb. 5/10
1:50 pm-6:45 am
1 stop32h 55m
San Francisco
dom. 5/18
12:30 pm-6:10 pm
1 stop37h 40m
$870
SeoulSan Francisco
GMP - SFO
GMPSFO
Seoul Gimpo Intl
vie. 8/29
12:40 pm-4:55 pm
1 stop20h 15m
San Francisco
jue. 9/25
1:20 am-6:35 pm
1 stop25h 15m
$935
Showing 1-10 of 27 results
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 April.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seoul-San Francisco flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Seoul-San Francisco flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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.
The best insider tips for Seoul to San Francisco flights
Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your Seoul to San Francisco trip
Airlines
![Asiana Airlines]()
Asiana Airlines
![AIR PREMIA]()
AIR PREMIA
Air Premia offers 35-inch legroom in Economy, ensuring comfort on long-haul flights.
Premium Economy includes priority boarding and extra baggage, enhancing the travel experience.
![United Airlines]()
United Airlines
United's Polaris Business Class offers lie-flat seats and Saks Fifth Avenue bedding for ultimate comfort.
United's Premium Plus seats offer extra legroom and upgraded meals, ideal for long-haul flights.
Airports
Our travel experts
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.
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
How far ahead should I book a flight from Seoul to San Francisco?
Use this chart to determine the optimal time to book a round-trip flight from Seoul to San Francisco. Price data was last updated on April 11, 2025.
Booking 36 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.
What is the cheapest month to book a flight from Seoul to San Francisco?
Currently, January is the cheapest month in which you can book a flight from Seoul to San Francisco (average of $276). Flying from Seoul to San Francisco in June is currently the most expensive (average of $393). 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 abril 17, 2025.
A simple way to save on the total cost of your ticket is to fly from Seoul to San Francisco at noon. If you’re flexible enough to do this you can expect to save up to 50% on your trip compared to booking a flight in the evening.
What is the cheapest day to fly from Seoul to San Francisco?
Use this chart to determine the cheapest time to fly round-trip from Seoul to San Francisco. Price data was last updated on December 16, 2024.
Travelers seeking maximum savings on their Seoul to San Francisco flight should consider departing on Thursday at noon when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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 abril 17, 2025.
The most flights from SEL to SFO are scheduled on a Wednesday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (10 on average).
Rainfall in San Francisco by month
Plan your trip to San Francisco by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in San Francisco ranges from 0.0 - 4.4 inches per month. January is typically the wettest month, when rainfall can reach 4.4 in. July is typically the driest time to visit San Francisco when rainfall is around 0.0 in.
Temperature in San Francisco by month
Plan your trip to San Francisco by taking into account the average temperature totals by month.
If weather is an important factor for your trip to San Francisco, use this chart to help with planning. For those seeking warmer temperatures, September is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).
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 abril 17, 2025.
Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from Seoul to San Francisco to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.0
Boarding
8.4
Comfort
8.3
Overall
8.4
Crew
8.6
Food
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2025
SFO - TPE
Entertainment
8.0
Boarding
8.4
Comfort
8.3
Overall
8.4
Crew
8.6
Food
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2025
SFO - TPE
Entertainment
8.0
Boarding
8.4
Comfort
8.3
Overall
8.4
Crew
8.6
Food
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2025
SFO - TPE
Entertainment
8.0
Boarding
8.4
Comfort
8.3
Overall
8.4
Crew
8.6
Food
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2025
SFO - TPE
Entertainment
8.0
Boarding
8.4
Comfort
8.3
Overall
8.4
Crew
8.6
Food
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2025
SFO - TPE
Entertainment
8.0
Boarding
8.4
Comfort
8.3
Overall
8.4
Crew
8.6
Food
8.1
Reviews
1 / 20
6.0
GoodAnonymous,Feb 2025
SFO - TPE
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 Seoul?
Book flights to Seoul if you plan to visit one of these locationsRoseville
Mountain View
Santa Cruz
Turlock
South San Francisco
Fairfield
Manteca
Sausalito
Richmond
Watsonville
Hollister
Milpitas
Antioch
Vallejo
Newark
Hayward
Alameda
Sunnyvale
Livermore
Campbell
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Seoul to San Francisco
See prices for flight routes from nearby airports that may be better suited for you.
Top 9 airlines flying from Seoul to San Francisco
Discover the top 9 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 2,558,603 searches. Data last updated abril 17, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$463 | Average$524 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$493 | Average$659 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$503 | Average$816 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$514 | Average$791 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$515 | Average$684 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$541 | Average$971 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$681 | Average$820 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$743 | Average$862 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$853 | Average$865 | FlexibilityNo cancel fee | On-time80% |