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$351+ Cheap flights from San Francisco (SFO) to Seoul (SEL)

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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — SEL
8월 6 — 8월 131
수 8/6
수 8/13
1 adult, Economy
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Cheapflights Tip: The best prices from San Francisco to Seoul are usually found in February or March, booked 90 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from San Francisco to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) to Seoul (SEL). 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 8월 1, 2025.

Round-trip from

$660
(Ovago)

One-way from

$351
(oojo)

Popular in

December

Cheapest in

February

Average price

$775

Good round-trip deal

$661 or less

Good one-way deal

$360 or less
From San Francisco to Seoul (SEL)
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One-way flight from San Francisco to Seoul (SEL)
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Highest demand for flights based on searches. 14% potential increase in price ($143 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($54 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Price to beat on a round-trip flight from San Francisco to Seoul (SEL).
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Price to beat on a one-way flight from San Francisco to Seoul (SEL).
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Find flight deals from San Francisco to Seoul

Cheapest flights from San Francisco to Seoul
Explore the most affordable flight options available from San Francisco to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8월 1, 2025.

This Ovago deal was found by Cheapflights users on 8/1. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
일 9/73:30 pmSFO - ICN
Nonstop13h 00mAIR PREMIA
월 9/226:20 pmICN - SFO
Nonstop10h 40mAIR PREMIA
Deal found 8/1$660
This Gotogate deal was found by Cheapflights users on 7/30. 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.
월 8/1812:00 pmSFO - ICN
1 stop35h 25mChina Eastern
수 8/272:30 pmICN - SFO
1 stop34h 35mChina Eastern
Deal found 7/30$661
This United Airlines deal was found by Cheapflights users on 7/31. 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.
목 8/2811:55 pmSFO - ICN
Nonstop12h 25mUnited Airlines
토 9/611:30 amICN - SFO
Nonstop10h 40mUnited Airlines
Deal found 7/31$662
This Hawaiian Airlines deal was found by Cheapflights users on 7/31. 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.
수 11/129:00 amSFO - ICN
1 stop16h 35mHawaiian Airlines
목 11/208:35 pmICN - SFO
1 stop20h 15mHawaiian Airlines
Deal found 7/31$671
This Kiwi.com deal was found by Cheapflights users on 8/1. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 10/110:15 amSFO - ICN
2 stops40h 30mMultiple Airlines
수 10/156:20 pmICN - SFO
Nonstop10h 40mMultiple Airlines
Deal found 8/1$674
This Alaska Airlines deal was found by Cheapflights users on 7/31. 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.
목 10/26:00 amSFO - ICN
1 stop20h 35mAlaska Airlines
목 10/168:35 pmICN - SFO
1 stop17h 43mAlaska Airlines
Deal found 7/31$676
This Air China deal was found by Cheapflights users on 7/29. 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 China is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
토 11/811:45 amSFO - ICN
1 stop35h 50mAir China
화 12/21:10 pmICN - SFO
1 stop37h 05mAir China
Deal found 7/29$683
This Gurufare deal was found by Cheapflights users on 7/31. 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.
월 8/1812:00 pmSFO - GMP
1 stop31h 00mChina Eastern
화 8/268:50 pmGMP - SFO
2 stops34h 00mChina Eastern
Deal found 7/31$758
This Gotogate deal was found by Cheapflights users on 7/31. 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.
목 9/412:25 pmSFO - GMP
1 stop30h 20mJapan Airlines
일 9/217:55 amGMP - SFO
1 stop18h 10mJapan Airlines
Deal found 7/31$842
This Cheapflightsfares deal was found by Cheapflights users on 8/1. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
수 12/312:20 amSFO - GMP
1 stop18h 00mANA
토 12/1312:25 pmGMP - SFO
1 stop19h 55mANA
Deal found 8/1$877
This Orbitz deal was found by Cheapflights users on 7/31. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
월 8/187:10 amSFO - GMP
2 stops38h 45mMultiple Airlines
화 8/269:00 amGMP - SFO
2 stops30h 13mMultiple Airlines
Deal found 7/31$910

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Francisco to Seoul 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 8월 1, 2025.
Use the filters below to find and compare flights from San Francisco to Seoul that are best for you.

Fly from

San Francisco

Fly to

Seoul

Route

Depart

Return

Price

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

일 9/7

3:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

월 9/22

6:20 pm-1:00 pm

Nonstop10h 40m

$660

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

월 8/18

12:00 pm-3:25 pm

1 stop35h 25m

Incheon Intl

수 8/27

2:30 pm-9:05 am

1 stop34h 35m

$661

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

목 8/28

11:55 pm-4:20 am

Nonstop12h 25m

Incheon Intl

토 9/6

11:30 am-6:10 am

Nonstop10h 40m

$662

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

수 10/22

9:34 am-6:35 pm

1 stop17h 01m

Incheon Intl

목 10/30

8:35 pm-11:50 pm

1 stop19h 15m

$671

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

수 10/1

10:15 am-6:45 pm

2 stops40h 30m

Incheon Intl

수 10/15

6:20 pm-1:00 pm

Nonstop10h 40m

$674

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

목 10/2

6:00 am-6:35 pm

1 stop20h 35m

Incheon Intl

목 10/16

8:35 pm-10:18 pm

1 stop17h 43m

$676

San FranciscoSeoul

SFO - GMP

SFOGMP

San Francisco

월 8/18

12:00 pm-11:00 am

1 stop31h 00m

Seoul Gimpo Intl

화 8/26

8:50 pm-2:50 pm

2 stops34h 00m

$758

San FranciscoSeoul

SFO - GMP

SFOGMP

San Francisco

목 9/4

12:25 pm-10:45 am

1 stop30h 20m

Seoul Gimpo Intl

일 9/21

7:55 am-10:05 am

1 stop18h 10m

$842

San FranciscoSeoul

SFO - GMP

SFOGMP

San Francisco

월 10/20

1:20 am-11:05 am

1 stop17h 45m

Seoul Gimpo Intl

화 10/28

12:25 pm-4:20 pm

1 stop19h 55m

$877

San FranciscoSeoul

SFO - GMP

SFOGMP

San Francisco

월 8/18

7:10 am-1:55 pm

2 stops38h 45m

Seoul Gimpo Intl

화 8/26

9:00 am-11:13 pm

2 stops30h 13m

$910

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/30

Showing 1-10 of 17 results
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The best insider tips for San Francisco to Seoul 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 San Francisco to Seoul trip
Airlines
AIR PREMIA

Air Premia's Premium Economy offers 42-43 inches of legroom, priority boarding, and premium meals.


Economy class on Air Premia provides 35 inches of legroom, ideal for long flights.

Read more about AIR PREMIAby Esther Carlstone
Asiana Airlines

Enjoy fully flat beds in Asiana's business class with 81” length and 32” screens.


Asiana's economy seats offer 18.9” width and 33” pitch, with USB power outlets.

Read more about Asiana Airlinesby Marisa Garcia
Airports
SFO

For a quick departure, use the AirTrain Red Line to navigate between terminals and security checkpoints efficiently.

Read more about SFOby Harriet Baskas
ICN

Take the AREX express train for a quick 40-50 minute ride from ICN to Seoul Station.

Read more about ICNby Gabriel Leigh
Our travel experts
Esther Carlstone

Esther Carlstone

Expert on AIR PREMIA

Esther Carlstone

Esther Carlstone

Esther Carlstone is a travel and food writer based in Los Angeles. Her work has appeared in publications such as Travel + Leisure, Lonely Planet, Forbes, Tripadvisor, Insider, and more.

Read more
Marisa Garcia

Marisa Garcia

Expert on Asiana Airlines

Marisa Garcia

Marisa Garcia

Marisa knows planes inside and out, spending 16 years working on aircraft in hangars at airports around the world. She is an aviation industry expert, specialized in airline interiors and regulations. Ten years ago, she pivoted to journalism. She shares her insights in leading aviation, travel, and business publications and on her site FlightChic.

Read more
Gabriel Leigh

Gabriel Leigh

Expert on ICN

Gabriel Leigh

Gabriel Leigh

Gabriel is a writer and video creator. As senior content producer for Flightradar24 and Monocle’s transport correspondent, he keeps a close eye on aviation in particular. He has also written travel articles for the likes of The New York Times. Born in New York but raised around the world, he now lives in Sweden. He’s been to 75 countries, flying 2.3 million miles on 113 airlines and through 234 airports in the process.

Read more
Harriet Baskas

Harriet Baskas

Expert on SFO

Harriet Baskas

Harriet Baskas

Harriet is an award-winning journalist who is happiest in an airport or an unusual museum. Her stories about airports, air travel, and the business of travel have appeared on NBC News, CNBC, USA TODAY, The Points Guy and other outlets. She is the creator of the StuckatTheAirport.com blog and the author of nine books. When not out on the road or exploring the latest airport amenities, she’s home in Seattle getting ready for the next adventure.

Read more

Best time to book a flight from San Francisco to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from San Francisco 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 San Francisco to Seoul

How far ahead should I book a flight from San Francisco to Seoul?

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Seoul. Price data was last updated on July 25, 2025.

The best time to book flights from San Francisco to Seoul is 27 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Francisco to Seoul?

Currently, February is the cheapest month in which you can book a flight from San Francisco to Seoul (average of $998). Flying from San Francisco to Seoul 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 SEL?

Find hourly flight availability from San Francisco to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8월 1, 2025.

When flying from San Francisco to Seoul, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 15% versus a flight in the evening.

What is the cheapest day to fly from San Francisco to Seoul?

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Seoul. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Francisco to Seoul flight should consider departing on Tuesday 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.

Weekly flight availability from San Francisco to Seoul

Explore weekly flight availability from San Francisco to Seoul. 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 8월 1, 2025.

The most flights from SFO to SEL 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).

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated 8월 1, 2025.
Read reviews from past customers who have flown ANA, Japan Airlines, and AIR PREMIA from San Francisco to Seoul. 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.
ANA
8.4
Very good
922 reviews

Overall

8.4

Boarding

8.5

Entertainment

7.9

Food

7.7

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
ANA
8.4
Very good
922 reviews
ANA
8.4
Very good
922 reviews

Overall

8.4

Boarding

8.5

Entertainment

7.9

Food

7.7

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Japan Airlines
8.3
Very good
1,536 reviews
ANA
8.4
Very good
922 reviews

Overall

8.4

Boarding

8.5

Entertainment

7.9

Food

7.7

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
AIR PREMIA
8.2
Very good
59 reviews
ANA
8.4
Very good
922 reviews

Overall

8.4

Boarding

8.5

Entertainment

7.9

Food

7.7

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Alaska Airlines
8.0
Very good
10,000 reviews
ANA
8.4
Very good
922 reviews

Overall

8.4

Boarding

8.5

Entertainment

7.9

Food

7.7

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA
Hawaiian Airlines
7.8
Good
2,611 reviews
ANA
8.4
Very good
922 reviews

Overall

8.4

Boarding

8.5

Entertainment

7.9

Food

7.7

Crew

8.7

Comfort

8.2

Reviews

1 / 20
2.0
Mediocre

Anonymous,Jul 2025

MNL - NRT

Flight delayed from 7pm to 2am, united airlines sold our tickets so they had to book us with AA

Related info for your journey

Find useful and relevant information for your journey from San Francisco to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Francisco to Seoul?

    For a flight from San Francisco to Seoul, you will be flying from San Francisco. San Francisco (SFO) is just 11.8 mi from the center of the city. San Francisco is the only San Francisco airport and it handles 10 outbound flights to Seoul per day. 13 airlines have flights to Seoul from San Francisco on a regular basis.

  • How popular is this San Francisco to Seoul flight route?

    Within the past month, 398 users have taken a look at flights from San Francisco to Seoul.

  • What are the cheapest airlines flying from San Francisco to Seoul round-trip?

    AIR PREMIA, at $660, was found to be the cheapest airline from San Francisco to Seoul.Alternate airlines to your destination round-trip include China Eastern and United Airlines. AIR PREMIA is priced at 25% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from San Francisco to Seoul one-way?

    One-way options have recently been found by users for as low as $351 on AIR PREMIA. Other airlines that offer cheap prices include China Eastern from $386 and WestJet from $392 one-way.

  • What are the most reliable airlines from San Francisco to Seoul?

    Consider Thai Airways (97%), Singapore Airlines (97%) or AIR PREMIA (90%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to Seoul.

  • What are the cheapest flights from San Francisco to Seoul?

    While on average a flight from San Francisco to Seoul is generally $2,267, our data shows the cheapest flight currently is $342. When looking at the most popular route, (San Francisco - Incheon Intl), you can expect to pay $604 for that flight.

  • Can I find deals for flights from San Francisco to Seoul that include hotel bookings?

    Yes. In addition to deals on San Francisco to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Francisco to Seoul?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Francisco to Seoul.

  • Can I find deals for business class flights from San Francisco to Seoul?

    Yes. Cheapflights offers flight deals from San Francisco to Seoul by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Francisco to Seoul?

    Currently, February is the cheapest month in which you can book a flight from San Francisco to Seoul (average of $998). Flying from San Francisco to Seoul 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.

See more FAQs

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Alternative routes for San Francisco to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from San Francisco to Seoul

Discover the top 10 airlines that operate flights from San Francisco to Seoul. 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 8월 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$422Average$671FlexibilityNo cancel feeOn-time85%
AIR PREMIACheapest$623Average$804FlexibilityNo cancel feeOn-timeN/A
China EasternCheapest$651Average$752FlexibilityNo cancel feeOn-time62%
Asiana AirlinesCheapest$656Average$821FlexibilityNo cancel feeOn-time76%
United AirlinesCheapest$660Average$813FlexibilityNo cancel feeOn-time69%
Alaska AirlinesCheapest$675Average$1,075FlexibilityNo cancel feeOn-time75%
Korean AirCheapest$777Average$984FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$789Average$952FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$809Average$878FlexibilityNo cancel feeOn-time72%
Vietnam AirlinesCheapest$833Average$869FlexibilityNo cancel feeOn-time81%

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