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Cheap flights from San Jose, California to Seoul from $463

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Seoul departing on 1/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from San Jose, California to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:15 am - 6:35 pm
SJC
-
ICN
19h 20m1 stop
Alaska Airlines Logo
8:35 pm - 8:04 pm
ICN
-
SJC
16h 29m1 stop
$851Alaska Airlines
Sun, Jan 25 - Thu, Jan 29
Multiple Airlines Logo
3:36 pm - 6:35 pm
SJC
-
ICN
33h 59m1 stop
Multiple Airlines Logo
6:55 pm - 5:08 pm
ICN
-
SJC
39h 13m2 stops
$931Multiple Airlines
Thu, Jan 8 - Fri, Jan 23
Alaska Airlines Logo
7:45 am - 6:35 pm
SJC
-
ICN
17h 50m2 stops
Alaska Airlines Logo
8:35 pm - 8:04 pm
ICN
-
SJC
16h 29m1 stop
$936Alaska Airlines
Sun, Jan 25 - Thu, Jan 29
Multiple Airlines Logo
8:08 pm - 4:20 pm
SJC
-
ICN
28h 12m1 stop
Multiple Airlines Logo
4:15 pm - 2:32 pm
ICN
-
SJC
38h 17m2 stops
$939Multiple Airlines
Fri, Mar 13 - Sun, Mar 22
Alaska Airlines Logo
3:36 pm - 6:35 pm
SJC
-
ICN
33h 59m1 stop
Alaska Airlines Logo
8:35 pm - 1:00 pm
ICN
-
SJC
33h 25m1 stop
$940Alaska Airlines
Sat, Jan 24 - Sat, Jan 31
Alaska Airlines Logo
6:15 am - 6:35 pm
SJC
-
ICN
19h 20m1 stop
Alaska Airlines Logo
8:35 pm - 8:04 pm
ICN
-
SJC
16h 29m1 stop
$961Alaska Airlines
Thu, Jan 8 - Fri, Jan 23
Multiple Airlines Logo
6:15 am - 3:55 pm
SJC
-
ICN
16h 40m1 stop
Multiple Airlines Logo
9:20 pm - 8:40 am
ICN
-
SJC
28h 20m2 stops
$963Multiple Airlines
Thu, Jan 22 - Thu, Jan 29
Japan Airlines Logo
7:00 pm - 6:20 pm
SJC
-
GMP
54h 20m2 stops
Japan Airlines Logo
8:00 am - 1:36 pm
GMP
-
SJC
22h 36m2 stops
$1,345Japan Airlines
Thu, Feb 5 - Mon, Feb 9
Japan Airlines Logo
6:15 am - 10:05 pm
SJC
-
GMP
22h 50m2 stops
Japan Airlines Logo
12:05 pm - 2:42 pm
GMP
-
SJC
19h 37m2 stops
$1,350Japan Airlines
Thu, Jan 8 - Fri, Jan 23
Japan Airlines Logo
8:00 am - 10:05 pm
SJC
-
GMP
21h 05m2 stops
Japan Airlines Logo
8:00 am - 1:42 pm
GMP
-
SJC
22h 42m2 stops
$1,551Japan Airlines
Sat, Feb 28 - Sat, Mar 7

Alaska Airlines flights from San Jose, California to Seoul

Our best Alaska Airlines deals on San Jose, California to Seoul flight tickets
Alaska Airlines
Jan 25
SJC7:45 amSan Jose
17h 50m
2 stops
ICN6:35 pmIncheon Intl
Jan 29
ICN8:35 pmIncheon Intl
16h 29m
1 stop
SJC8:04 pmSan Jose
$936
Find similar
Alaska Airlines
Jan 24
SJC3:36 pmSan Jose
33h 59m
1 stop
ICN6:35 pmIncheon Intl
Jan 31
ICN8:35 pmIncheon Intl
33h 25m
1 stop
SJC1:00 pmSan Jose
$940
Find similar
Alaska Airlines
Jan 8
SJC6:15 amSan Jose
19h 20m
1 stop
ICN6:35 pmIncheon Intl
Jan 23
ICN8:35 pmIncheon Intl
16h 29m
1 stop
SJC8:04 pmSan Jose
$961
Find similar

Korean Air flights from San Jose, California to Seoul

Our best Korean Air deals on San Jose, California to Seoul flight tickets
Korean Air
Jan 6
SJC7:45 amSan Jose
15h 45m
1 stop
ICN4:30 pmIncheon Intl
Jan 13
ICN8:05 pmIncheon Intl
14h 35m
1 stop
SJC5:40 pmSan Jose
$1,030
Find similar
Korean Air
Jan 28
SJC6:15 amSan Jose
16h 40m
1 stop
ICN3:55 pmIncheon Intl
Feb 4
ICN4:10 pmIncheon Intl
15h 32m
1 stop
SJC2:42 pmSan Jose
$1,033
Find similar
Korean Air
Jan 22
SJC6:15 amSan Jose
16h 40m
1 stop
ICN3:55 pmIncheon Intl
Jan 29
ICN4:10 pmIncheon Intl
13h 50m
1 stop
SJC1:00 pmSan Jose
$1,056
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California 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, momondo users made 832,500 searches. Data last updated December 10, 2025.
Use the filters below to find and compare flights from San Jose, California to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 1/25

6:15 am-6:35 pm

1 stop19h 20m

Incheon Intl

Thu 1/29

8:35 pm-8:04 pm

1 stop16h 29m

$851

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 1/8

3:36 pm-6:35 pm

1 stop33h 59m

Incheon Intl

Fri 1/23

6:55 pm-5:08 pm

2 stops39h 13m

$931

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 1/25

7:45 am-6:35 pm

2 stops17h 50m

Incheon Intl

Thu 1/29

8:35 pm-8:04 pm

1 stop16h 29m

$936

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Fri 3/13

8:08 pm-4:20 pm

1 stop28h 12m

Incheon Intl

Sun 3/22

4:15 pm-2:32 pm

2 stops38h 17m

$939

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sat 1/24

3:36 pm-6:35 pm

1 stop33h 59m

Incheon Intl

Sat 1/31

8:35 pm-1:00 pm

1 stop33h 25m

$940

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 1/8

6:15 am-6:35 pm

1 stop19h 20m

Incheon Intl

Fri 1/23

8:35 pm-8:04 pm

1 stop16h 29m

$961

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 1/22

6:15 am-3:55 pm

1 stop16h 40m

Incheon Intl

Thu 1/29

9:20 pm-8:40 am

2 stops28h 20m

$963

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Thu 2/5

7:00 pm-6:20 pm

2 stops54h 20m

Seoul Gimpo Intl

Mon 2/9

8:00 am-1:36 pm

2 stops22h 36m

$1,345

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Thu 1/8

6:15 am-10:05 pm

2 stops22h 50m

Seoul Gimpo Intl

Fri 1/23

12:05 pm-2:42 pm

2 stops19h 37m

$1,350

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Sat 2/28

8:00 am-10:05 pm

2 stops21h 05m

Seoul Gimpo Intl

Sat 3/7

8:00 am-1:42 pm

2 stops22h 42m

$1,551

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from San Jose, California to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Jose, California and Seoul?

What is the cheapest month to fly to Seoul?

The month of October is another great option to travel to Seoul, with average flight prices from San Jose, California averaging around $832.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Thursday is the cheapest day to fly to Seoul from San Jose, California. The lowest ticket price found for a Thursday departure recently was $1,124. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Sunday, with ticket prices averaging around $1,492.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from San Jose, California in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $1,170 when looking at flights departing in the afternoon. In the evening is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,595 per ticket.

When to book flights from San Jose, California to Seoul

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to Seoul according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Jose, California to Seoul (SJC to SEL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Jose, California to Seoul

Fastest flight time

15h 10m

Direct flights

None
The fastest flight from San Jose, California to Seoul takes 15h 10m
There are no direct flights from San Jose, California to Seoul. There are no popular flight routes from San Jose, California to Seoul.
Search flight deals

  • How far is San Jose to Seoul by plane?

    San Jose and Seoul are 5648.5 mi apart from one another. Typically, this will take 15h 10m by plane in normal conditions.

  • When did momondo last update prices for flights from San Jose Airport to Seoul?

    Prices for flights from San Jose Airport to Seoul refresh daily.

  • How many operators does momondo search for flights from San Jose Airport to Seoul?

  • How old do you have to be to fly from San Jose Airport to Seoul?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from San Jose Airport to Seoul.

  • What documentation or ID do you need to fly to Seoul?

    The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from San Jose, California to Seoul

Compare and see reviews for airlines that fly from San Jose, California to Seoul with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $661Free CancellationRating
7.4
9,092 reviews
Search United Airlines flights
Korean AirPriceFrom $833Free CancellationRating
8.4
1,183 reviews
Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from San Jose to Seoul?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from San Jose to Seoul for you.

Can I find flights from San Jose to Seoul with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for San Jose to Seoul flights to just show those with flexible booking policies.

How can momondo help me find flights from San Jose to Seoul?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seoul from San Jose.

I’m not ready to book a flight from San Jose to Seoul right now. Can momondo alert me if prices change?

Price alerts on flights to Seoul from San Jose are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul
Seoul Gimpo Intl Airport
Incheon Intl Airport