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Cheap flights from San Jose, California to Seoul from $390

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 7/19. 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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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 - 5:30 pm
SJC
-
ICN
19h 15m
1 stop
Alaska Airlines Logo
7:35 pm - 10:35 pm
ICN
-
SJC
19h 00m
1 stop
$776Alaska Airlines
Mon, Apr 27 - Mon, May 4
Alaska Airlines Logo
7:43 pm - 5:30 pm
SJC
-
ICN
29h 47m
1 stop
Alaska Airlines Logo
7:35 pm - 8:48 pm
ICN
-
SJC
17h 13m
1 stop
$782Alaska Airlines
Sat, May 2 - Sat, May 9
Multiple Airlines Logo
11:40 am - 4:15 pm
SJC
-
ICN
36h 35m
1 stop
Multiple Airlines Logo
1:45 pm - 9:40 am
ICN
-
SJC
35h 55m
1 stop
$818Multiple Airlines
Wed, May 13 - Wed, May 20
Multiple Airlines Logo
11:40 am - 9:45 pm
SJC
-
ICN
18h 05m
1 stop
Multiple Airlines Logo
5:00 pm - 9:40 am
ICN
-
SJC
32h 40m
2 stops
$859Multiple Airlines
Wed, May 13 - Wed, May 20
Korean Air Logo
6:00 am - 3:20 pm
SJC
-
ICN
17h 20m
1 stop
Korean Air Logo
7:00 pm - 10:14 pm
ICN
-
SJC
19h 14m
2 stops
$874Korean Air
Mon, May 4 - Mon, May 11
Delta Logo
5:45 am - 3:20 pm
SJC
-
ICN
17h 35m
1 stop
Delta Logo
7:00 pm - 10:09 pm
ICN
-
SJC
19h 09m
1 stop
$876Delta
Wed, Sep 9 - Mon, Sep 21
Delta Logo
7:00 am - 5:50 pm
SJC
-
ICN
18h 50m
1 stop
Delta Logo
4:10 pm - 11:54 pm
ICN
-
SJC
23h 44m
2 stops
$881Delta
Sun, Sep 13 - Mon, Oct 26
Delta Logo
3:45 pm - 4:50 pm
SJC
-
ICN
33h 05m
2 stops
Delta Logo
7:00 pm - 11:49 pm
ICN
-
SJC
20h 49m
2 stops
$891Delta
Wed, Sep 9 - Mon, Sep 21
China Eastern Logo
7:00 am - 11:00 am
SJC
-
GMP
36h 00m
2 stops
China Eastern Logo
8:50 pm - 2:13 pm
GMP
-
SJC
33h 23m
2 stops
$1,982China Eastern
Sat, Jul 18 - Fri, Jul 24
China Eastern Logo
7:00 am - 7:50 pm
SJC
-
GMP
44h 50m
2 stops
China Eastern Logo
8:50 pm - 2:13 pm
GMP
-
SJC
33h 23m
2 stops
$2,277China Eastern
Fri, Jul 3 - Fri, Jul 17

Alaska Airlines flights from San Jose, California to Seoul

Our best Alaska Airlines deals on San Jose, California to Seoul flight tickets
Alaska Airlines
Apr 27
SJC6:15 amSan Jose
19h 15m
1 stop
ICN5:30 pmIncheon Intl
May 4
ICN7:35 pmIncheon Intl
19h 00m
1 stop
SJC10:35 pmSan Jose
$776
Alaska Airlines
May 2
SJC7:43 pmSan Jose
29h 47m
1 stop
ICN5:30 pmIncheon Intl
May 9
ICN7:35 pmIncheon Intl
17h 13m
1 stop
SJC8:48 pmSan Jose
$782
Alaska Airlines
Apr 30
SJC6:15 amSan Jose
19h 15m
1 stop
ICN5:30 pmIncheon Intl
May 15
ICN7:35 pmIncheon Intl
29h 47m
1 stop
SJC9:22 amSan Jose
$983

Korean Air flights from San Jose, California to Seoul

Our best Korean Air deals on San Jose, California to Seoul flight tickets
Korean Air
Apr 9
SJC6:00 amSan Jose
17h 20m
1 stop
ICN3:20 pmIncheon Intl
May 15
ICN7:00 pmIncheon Intl
14h 05m
1 stop
SJC5:05 pmSan Jose
$867
Korean Air
May 4
SJC6:00 amSan Jose
17h 20m
1 stop
ICN3:20 pmIncheon Intl
May 11
ICN7:00 pmIncheon Intl
19h 14m
2 stops
SJC10:14 pmSan Jose
$874
Korean Air
Apr 8
SJC7:15 amSan Jose
17h 35m
1 stop
ICN4:50 pmIncheon Intl
Jun 17
ICN7:00 pmIncheon Intl
14h 04m
1 stop
SJC5:04 pmSan Jose
$1,869

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 April 2, 2026.
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

Cheapest round-trip

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Mon 4/27

6:15 am-5:30 pm

1 stop19h 15m

Incheon Intl

Mon 5/4

7:35 pm-10:35 pm

1 stop19h 00m

$776

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sat 5/2

7:43 pm-5:30 pm

1 stop29h 47m

Incheon Intl

Sat 5/9

7:35 pm-8:48 pm

1 stop17h 13m

$782

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 5/13

11:40 am-4:15 pm

1 stop36h 35m

Incheon Intl

Wed 5/20

1:45 pm-9:40 am

1 stop35h 55m

$818

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 5/13

11:40 am-9:45 pm

1 stop18h 05m

Incheon Intl

Wed 5/20

5:00 pm-9:40 am

2 stops32h 40m

$859
Quickest round-trip

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Mon 5/4

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

Mon 5/11

7:00 pm-10:14 pm

2 stops19h 14m

$874

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 9/9

5:45 am-3:20 pm

1 stop17h 35m

Incheon Intl

Mon 9/21

7:00 pm-10:09 pm

1 stop19h 09m

$876

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 9/13

7:00 am-5:50 pm

1 stop18h 50m

Incheon Intl

Mon 10/26

4:10 pm-11:54 pm

2 stops23h 44m

$881

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 9/9

3:45 pm-4:50 pm

2 stops33h 05m

Incheon Intl

Mon 9/21

7:00 pm-11:49 pm

2 stops20h 49m

$891

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Sat 7/18

7:00 am-11:00 am

2 stops36h 00m

Seoul Gimpo Intl

Fri 7/24

8:50 pm-2:13 pm

2 stops33h 23m

$1,982

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Fri 7/3

7:00 am-7:50 pm

2 stops44h 50m

Seoul Gimpo Intl

Fri 7/17

8:50 pm-2:13 pm

2 stops33h 23m

$2,277

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 February is another great option to travel to Seoul, with average flight prices from San Jose, California averaging around $831.

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 07m

Direct flights

None
The fastest flight from San Jose, California to Seoul takes 15h 07m
There are no direct flights from San Jose, California to Seoul. There are no popular flight routes from San Jose, California to Seoul.
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Frequently asked questions about flying from San Jose, California to Seoul

  • 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 07m 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 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.

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