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$409+ 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 5/19. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SEL
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$780
(United Airlines)

One-way from

$409
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,084
Provider with most accurate pricing for San Jose-Seoul (SEL) flight deals.
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Provider most trusted by Cheapflights users for San Jose-Seoul (SEL) flights.
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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. 11% potential increase in price ($168 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($45 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 25, 2025.

This United Airlines deal was found by Cheapflights users on 3/24. 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 3/316:27 pmSJC - ICN
2 stops28h 33mUnited Airlines
Wed 4/164:50 pmICN - SJC
2 stops20h 35mUnited Airlines
Deal found 3/24$764
This Mytrip deal was found by Cheapflights users on 3/23. 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.
Tue 5/611:05 amSJC - ICN
1 stop21h 20mMultiple Airlines
Tue 5/138:35 amICN - SJC
1 stop16h 30mMultiple Airlines
Deal found 3/23$787
This oojo deal was found by Cheapflights users on 3/24. 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 4/308:24 amSJC - ICN
1 stop16h 16mKorean Air
Tue 5/64:40 pmICN - SJC
1 stop16h 18mKorean Air
Deal found 3/24$842
This oojo deal was found by Cheapflights users on 3/23. 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.
Mon 9/18:20 amSJC - GMP
2 stops21h 30mJapan Airlines
Thu 9/117:20 pmGMP - SJC
2 stops35h 09mJapan Airlines
Deal found 3/23$852
This Delta deal was found by Cheapflights users on 3/22. 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 4/246:29 amSJC - ICN
1 stop18h 01mDelta
Tue 5/67:20 pmICN - SJC
1 stop14h 25mDelta
Deal found 3/22$875
This American Airlines deal was found by Cheapflights users on 3/23. 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 3/252:46 pmSJC - ICN
1 stop33h 09mAmerican Airlines
Mon 4/145:25 pmICN - SJC
2 stops21h 22mAmerican Airlines
Deal found 3/23$887
This Fareboom deal was found by Cheapflights users on 3/24. 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 Fareboom is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1811:12 amSJC - ICN
2 stops32h 03mChina Airlines
Sat 6/288:35 pmICN - SJC
2 stops32h 24mChina Airlines
Deal found 3/24$1,114
This Mytrip deal was found by Cheapflights users on 3/24. 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.
Thu 5/811:40 amSJC - GMP
2 stops29h 50mMultiple Airlines
Thu 5/157:00 amGMP - SJC
2 stops18h 40mMultiple Airlines
Deal found 3/24$1,148
This Justfly.com deal was found by Cheapflights users on 3/22. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/166:27 pmSJC - ICN
2 stops29h 38mAir Canada
Wed 4/235:45 pmICN - SJC
2 stops19h 40mAir Canada
Deal found 3/22$1,383
This oojo deal was found by Cheapflights users on 3/24. 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.
Mon 9/16:15 amSJC - ICN
2 stops42h 50mQatar Airways
Fri 9/126:50 pmICN - SJC
2 stops40h 10mQatar Airways
Deal found 3/24$1,534
This KAYAK deal was found by Cheapflights users on 3/24. 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.
Wed 6/1812:02 pmSJC - ICN
2 stops31h 18mFinnair
Sun 6/299:50 pmICN - SJC
2 stops39h 01mFinnair
Deal found 3/24$1,579
This WestJet deal was found by Cheapflights users on 3/24. 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 WestJet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/222:20 pmSJC - ICN
2 stops36h 25mWestJet
Sun 6/18:45 pmICN - SJC
2 stops36h 43mWestJet
Deal found 3/24$1,588

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 March 25, 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

Thu 4/24

8:30 am-4:20 am

2 stops27h 50m

Incheon Intl

Mon 5/5

4:50 pm-10:02 am

2 stops33h 12m

$780

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Tue 5/6

11:05 am-12:25 am

1 stop21h 20m

Incheon Intl

Tue 5/13

8:35 am-9:05 am

1 stop16h 30m

$787

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 4/30

8:24 am-4:40 pm

1 stop16h 16m

Incheon Intl

Tue 5/6

4:40 pm-4:58 pm

1 stop16h 18m

$842

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 4/24

6:29 am-4:30 pm

1 stop18h 01m

Incheon Intl

Wed 5/7

7:20 pm-5:28 pm

1 stop14h 08m

$875

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 6/18

11:12 am-11:15 am

2 stops32h 03m

Incheon Intl

Sat 6/28

8:35 pm-12:59 pm

2 stops32h 24m

$1,114

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Thu 5/8

11:40 am-9:30 am

2 stops29h 50m

Seoul Gimpo Intl

Thu 5/15

7:00 am-9:40 am

2 stops18h 40m

$1,148

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 4/16

6:27 pm-4:05 pm

2 stops29h 38m

Incheon Intl

Wed 4/23

5:45 pm-9:25 pm

2 stops19h 40m

$1,383

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Mon 9/1

6:15 am-5:05 pm

2 stops42h 50m

Incheon Intl

Fri 9/12

6:50 pm-7:00 pm

2 stops40h 10m

$1,534

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Sun 4/27

8:24 am-9:50 pm

2 stops21h 26m

Seoul Gimpo Intl

Thu 5/8

12:05 pm-2:46 pm

2 stops18h 41m

$1,552

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 6/18

12:02 pm-11:20 am

2 stops31h 18m

Incheon Intl

Sun 6/29

9:50 pm-8:51 pm

2 stops39h 01m

$1,579

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 30 results
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Compare providers for flights from San Jose to Seoul

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 Jose to Seoul in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Jose-Seoul flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose-Seoul flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose-Seoul flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose-Seoul 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 Jose-Seoul 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 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 $1,002). Flying from San Jose to Seoul in June is currently the most expensive (average of $1,664). 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 March 25, 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.

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Seoul, 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 35.6 F).

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 March 25, 2025.
To help decide which airline to fly from San Jose to Seoul, see what other customers have to say about Korean Air, Japan Airlines and China Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,047 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,047 reviews
Korean Air
8.4
Very good
1,047 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Japan Airlines
8.3
Very good
1,440 reviews
Korean Air
8.4
Very good
1,047 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
China Airlines
8.2
Very good
722 reviews
Korean Air
8.4
Very good
1,047 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Delta
8.0
Very good
7,890 reviews
Korean Air
8.4
Very good
1,047 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Alaska Airlines
8.0
Very good
9,785 reviews
Korean Air
8.4
Very good
1,047 reviews

Crew

8.7

Overall

8.4

Boarding

8.5

Food

8.1

Comfort

8.3

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

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 2 airlines have 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, United Airlines ($780), Korean Air ($842), and Delta ($875) offers the cheapest pricing from San Jose to Seoul. United 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 ZIPAIR ($602), WestJet ($719), and China Airlines ($749).

  • 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 $1,002). Flying from San Jose to Seoul in June is currently the most expensive (average of $1,664). 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 2 airlines flying from San Jose to Seoul

Discover the top 2 airlines 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
Korean AirCheapest$800Average$897FlexibilityNo cancel feeOn-time81%
DeltaCheapest$1,287Average$1,352FlexibilityNo cancel feeOn-timeN/A
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