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$415+ Cheap flights from San Jose (SJC) 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SEL
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap flight deals from San Jose to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) 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 July 29, 2025.

Round-trip from

$676
(Alaska Airlines)

One-way from

$415
(Kiwi.com)

Popular in

December

Cheapest in

October

Average price

$1,575
From San Jose to Seoul (SEL)
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One-way flight from San Jose to Seoul (SEL)
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Highest demand for flights based on searches. 5% potential increase in price ($62 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($61 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Jose to Seoul

Cheapest flights from San Jose to Seoul
Explore the most affordable flight options available from San Jose to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Alaska Airlines deal was found by Cheapflights users on 7/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/129:00 amSJC - ICN
1 stop17h 35mAlaska Airlines
Sat 9/208:35 pmICN - SJC
1 stop14h 25mAlaska Airlines
Deal found 7/27$676
This United Airlines deal was found by Cheapflights users on 7/28. 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 8/142:31 pmSJC - ICN
2 stops21h 49mUnited Airlines
Mon 8/2511:30 amICN - SJC
2 stops38h 21mUnited Airlines
Deal found 7/28$763
This lol.travel 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/165:44 pmSJC - ICN
1 stop31h 36mKorean Air
Fri 8/298:25 pmICN - SJC
1 stop18h 24mKorean Air
Deal found 7/29$811
This Trip.com 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/2512:10 pmSJC - ICN
1 stop18h 05mMultiple Airlines
Sun 8/317:15 amICN - SJC
1 stop18h 55mMultiple Airlines
Deal found 7/29$825
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:00 amSJC - ICN
1 stop39h 30mAmerican Airlines
Wed 9/175:25 pmICN - SJC
1 stop19h 43mAmerican Airlines
Deal found 7/27$849
This Delta deal was found by Cheapflights users on 7/28. 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.
Sun 8/247:23 amSJC - ICN
1 stop17h 07mDelta
Sun 9/147:20 pmICN - SJC
1 stop18h 51mDelta
Deal found 7/28$876
This Gurufare deal was found by Cheapflights users on 7/27. 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.
Tue 8/269:00 amSJC - GMP
2 stops20h 50mJapan Airlines
Tue 9/27:20 pmGMP - SJC
2 stops35h 01mJapan Airlines
Deal found 7/27$890
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/96:00 amSJC - GMP
2 stops23h 50mMultiple Airlines
Tue 9/167:55 amGMP - SJC
2 stops22h 20mMultiple Airlines
Deal found 7/29$984
This oojo deal was found by Cheapflights users on 7/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/206:15 amSJC - GMP
2 stops38h 35mEVA Air
Wed 8/278:20 pmGMP - SJC
2 stops33h 55mEVA Air
Deal found 7/28$1,198

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose 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 July 29, 2025.
Use the filters below to find and compare flights from San Jose to Seoul that are best for you.

Fly from

San Jose

Fly to

Seoul

Route

Depart

Return

Price

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Fri 9/12

9:00 am-6:35 pm

1 stop17h 35m

Incheon Intl

Sat 9/20

8:35 pm-7:00 pm

1 stop14h 25m

$676

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 8/14

2:31 pm-4:20 am

2 stops21h 49m

Incheon Intl

Mon 8/25

11:30 am-9:51 am

2 stops38h 21m

$763

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sat 8/16

5:44 pm-5:20 pm

1 stop31h 36m

Incheon Intl

Fri 8/29

8:25 pm-10:49 pm

1 stop18h 24m

$811

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Mon 8/25

12:10 pm-10:15 pm

1 stop18h 05m

Incheon Intl

Sun 8/31

7:15 am-10:10 am

1 stop18h 55m

$825

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 9/10

8:00 am-3:30 pm

1 stop39h 30m

Incheon Intl

Wed 9/17

5:25 pm-9:08 pm

1 stop19h 43m

$849

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 8/24

7:23 am-4:30 pm

1 stop17h 07m

Incheon Intl

Sun 9/14

7:20 pm-10:11 pm

1 stop18h 51m

$876

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Tue 8/26

9:00 am-9:50 pm

2 stops20h 50m

Seoul Gimpo Intl

Tue 9/2

7:20 pm-2:21 pm

2 stops35h 01m

$890

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Tue 9/9

6:00 am-9:50 pm

2 stops23h 50m

Seoul Gimpo Intl

Tue 9/16

7:55 am-2:15 pm

2 stops22h 20m

$984

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Mon 1/12

2:35 pm-11:20 am

2 stops27h 45m

Incheon Intl

Sun 1/25

12:30 pm-9:19 am

2 stops37h 49m

$996

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Wed 8/20

6:15 am-12:50 pm

2 stops38h 35m

Seoul Gimpo Intl

Wed 8/27

8:20 pm-2:15 pm

2 stops33h 55m

$1,198

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 21 results
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Best time to book a flight from San Jose to Seoul

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

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

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

Find hourly flight availability from San Jose 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 July 29, 2025.

When flying from San Jose 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 27% versus a flight in the evening.

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 July 29, 2025.
Read through reviews of airlines operating flights from San Jose to Seoul, such as EVA Air, Korean Air, and Japan Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,221 reviews

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,221 reviews
EVA Air
8.4
Very good
1,221 reviews

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,121 reviews
EVA Air
8.4
Very good
1,221 reviews

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,535 reviews
EVA Air
8.4
Very good
1,221 reviews

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
754 reviews
EVA Air
8.4
Very good
1,221 reviews

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Alaska Airlines
8.0
Very good
10,000 reviews
EVA Air
8.4
Very good
1,221 reviews

Food

8.1

Crew

8.6

Boarding

8.4

Overall

8.4

Entertainment

8.0

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from San Jose 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 Jose to Seoul?

    San Jose (SJC) is the airport you will fly out of if you book a flight from San Jose to Seoul. You should not have trouble finding flights to Seoul from San Jose; the airport handles an average of 0 outbound flights to Seoul per day. You should also have plenty of airline options to choose from since 1 airline has flights from the San Jose airport to Seoul. It is only a 2.9 mi journey to San Jose (SJC) from San Jose’s city center.

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

    According to our current data, Alaska Airlines ($676), United Airlines ($763), and Korean Air ($811) offers the cheapest pricing from San Jose to Seoul. Alaska Airlines is currently priced 40% below the average price you’ll pay for this route.

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

    The cheapest airlines for a one-way flight from San Jose to Seoul are Hawaiian Airlines ($472), China Eastern ($549), and Alaska Airlines ($557).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose 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 Jose to Seoul?

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

Discover the top airline that operate flights from San Jose 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$800Average$896FlexibilityNo cancel feeOn-time81%

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