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Cheap flights from San Jose, California to Seoul from $420

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 7/30. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 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.
Korean Air Logo
6:00 am - 3:20 pm
SJC
-
ICN
17h 20m
1 stop
Korean Air Logo
4:40 pm - 4:57 pm
ICN
-
SJC
16h 17m
1 stop
$819Korean Air
Thu, Oct 1 - Sat, Oct 17
Korean Air Logo
6:00 am - 4:20 pm
SJC
-
ICN
18h 20m
1 stop
Korean Air Logo
6:45 pm - 1:57 pm
ICN
-
SJC
36h 12m
1 stop
$855Korean Air
Sun, Oct 25 - Sun, Nov 1
Korean Air Logo
6:00 am - 3:20 pm
SJC
-
ICN
17h 20m
1 stop
Korean Air Logo
7:20 pm - 6:29 pm
ICN
-
SJC
15h 09m
1 stop
$908Korean Air
Fri, Aug 21 - Sun, Aug 30
Alaska Airlines Logo
2:16 pm - 5:30 pm
SJC
-
ICN
35h 14m
1 stop
Alaska Airlines Logo
7:35 pm - 1:20 pm
ICN
-
SJC
33h 45m
1 stop
$927Alaska Airlines
Fri, Jul 24 - Fri, Jul 31
Alaska Airlines Logo
10:19 am - 5:30 pm
SJC
-
ICN
15h 11m
1 stop
Alaska Airlines Logo
7:35 pm - 12:48 pm
ICN
-
SJC
33h 13m
1 stop
$930Alaska Airlines
Sun, Aug 16 - Sun, Aug 23
Multiple Airlines Logo
7:21 am - 4:50 pm
SJC
-
ICN
17h 29m
1 stop
Multiple Airlines Logo
7:00 pm - 8:13 pm
ICN
-
SJC
17h 13m
1 stop
$934Multiple Airlines
Wed, Aug 12 - Wed, Aug 19
Delta Logo
5:45 am - 3:20 pm
SJC
-
ICN
17h 35m
1 stop
Delta Logo
7:00 pm - 10:11 pm
ICN
-
SJC
19h 11m
1 stop
$936Delta
Thu, Oct 8 - Fri, Oct 16
China Eastern Logo
7:00 am - 11:00 am
SJC
-
GMP
36h 00m
2 stops
China Eastern Logo
8:50 pm - 2:12 pm
GMP
-
SJC
33h 22m
2 stops
$1,327China Eastern
Tue, Jul 21 - Tue, Jul 28
China Eastern Logo
7:00 am - 11:00 am
SJC
-
GMP
36h 00m
2 stops
China Eastern Logo
8:50 pm - 2:12 pm
GMP
-
SJC
33h 22m
2 stops
$1,328China Eastern
Tue, Jul 14 - Tue, Jul 21
Multiple Airlines Logo
7:00 am - 9:15 pm
SJC
-
GMP
22h 15m
3 stops
Multiple Airlines Logo
3:45 pm - 8:40 pm
GMP
-
SJC
20h 55m
2 stops
$1,523Multiple Airlines
Tue, Jul 7 - Fri, Jul 10

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Alaska Airlines flights from San Jose, California to Seoul

Our best Alaska Airlines deals on San Jose, California to Seoul flight tickets
Alaska Airlines
Jul 24
SJC2:16 pmSan Jose
35h 14m
1 stop
ICN5:30 pmIncheon Intl
Jul 31
ICN7:35 pmIncheon Intl
33h 45m
1 stop
SJC1:20 pmSan Jose
$927
Alaska Airlines
Aug 16
SJC10:19 amSan Jose
15h 11m
1 stop
ICN5:30 pmIncheon Intl
Aug 23
ICN7:35 pmIncheon Intl
33h 13m
1 stop
SJC12:48 pmSan Jose
$930
Alaska Airlines
Jul 11
SJC6:17 amSan Jose
19h 13m
1 stop
ICN5:30 pmIncheon Intl
Jul 15
ICN7:35 pmIncheon Intl
20h 24m
1 stop
SJC11:59 pmSan Jose
$936

Delta flights from San Jose, California to Seoul

Our best Delta deals on San Jose, California to Seoul flight tickets
Delta
Oct 8
SJC5:45 amSan Jose
17h 35m
1 stop
ICN3:20 pmIncheon Intl
Oct 20
ICN7:00 pmIncheon Intl
19h 11m
1 stop
SJC10:11 pmSan Jose
$936
Delta
Sep 9
SJC5:08 pmSan Jose
31h 42m
2 stops
ICN4:50 pmIncheon Intl
Sep 21
ICN7:00 pmIncheon Intl
20h 40m
2 stops
SJC11:40 pmSan Jose
$940
Delta
Aug 11
SJC6:00 amSan Jose
17h 20m
1 stop
ICN3:20 pmIncheon Intl
Aug 18
ICN7:00 pmIncheon Intl
31h 57m
1 stop
SJC10:57 amSan Jose
$941

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 June 27, 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

Thu 10/1

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

Sat 10/17

4:40 pm-4:57 pm

1 stop16h 17m

$819

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 10/25

6:00 am-4:20 pm

1 stop18h 20m

Incheon Intl

Sun 11/1

6:45 pm-1:57 pm

1 stop36h 12m

$855
Quickest round-trip

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Fri 8/21

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

Sun 8/30

7:20 pm-6:29 pm

1 stop15h 09m

$908

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Fri 7/24

2:16 pm-5:30 pm

1 stop35h 14m

Incheon Intl

Fri 7/31

7:35 pm-1:20 pm

1 stop33h 45m

$927

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 8/16

10:19 am-5:30 pm

1 stop15h 11m

Incheon Intl

Sun 8/23

7:35 pm-12:48 pm

1 stop33h 13m

$930

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 8/12

7:21 am-4:50 pm

1 stop17h 29m

Incheon Intl

Wed 8/19

7:00 pm-8:13 pm

1 stop17h 13m

$934

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 10/8

5:45 am-3:20 pm

1 stop17h 35m

Incheon Intl

Fri 10/16

7:00 pm-10:11 pm

1 stop19h 11m

$936

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Tue 7/21

7:00 am-11:00 am

2 stops36h 00m

Seoul Gimpo Intl

Tue 7/28

8:50 pm-2:12 pm

2 stops33h 22m

$1,327

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Tue 7/14

7:00 am-11:00 am

2 stops36h 00m

Seoul Gimpo Intl

Tue 7/21

8:50 pm-2:12 pm

2 stops33h 22m

$1,328

San JoseSeoul

SJC - GMP

SJCGMP

San Jose

Tue 7/7

7:00 am-9:15 pm

3 stops22h 15m

Seoul Gimpo Intl

Fri 7/10

3:45 pm-8:40 pm

2 stops20h 55m

$1,523

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 cheapest month to fly to Seoul?

The month of July is another great option to travel to Seoul, with average flight prices from San Jose, California averaging around $661.

Can stopping save me money on San Jose, California to Seoul flights?

You could potentially save up to 29% on your flight if you consider stops on a San Jose, California to Seoul flight.

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 40m

Direct flights

None
The fastest flight from San Jose, California to Seoul takes 15h 40m
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

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 40m 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
DeltaPriceFrom $876Free CancellationRating
7.8
8,451 reviews
Search Delta 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