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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

Discover deals from 900+ travel sites with momondo.

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 - 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
Korean Air Logo
7:25 am - 4:50 pm
SJC
-
ICN
17h 25m
1 stop
Korean Air Logo
7:20 pm - 6:20 pm
ICN
-
SJC
15h 00m
1 stop
$924Korean Air
Mon, Oct 5 - Thu, Oct 15
Alaska Airlines Logo
2:16 pm - 5:30 pm
SJC
-
ICN
35h 14m
1 stop
Alaska Airlines Logo
7:35 pm - 9:23 am
ICN
-
SJC
29h 48m
1 stop
$926Alaska Airlines
Wed, Jul 8 - Wed, Jul 15
Alaska Airlines Logo
8:20 am - 5:30 pm
SJC
-
ICN
17h 10m
1 stop
Alaska Airlines Logo
7:35 pm - 8:00 pm
ICN
-
SJC
16h 25m
1 stop
$927Alaska Airlines
Fri, Aug 7 - Wed, Aug 12
Korean Air Logo
7:25 am - 4:50 pm
SJC
-
ICN
17h 25m
1 stop
Korean Air Logo
7:00 pm - 8:10 pm
ICN
-
SJC
17h 10m
1 stop
$929Korean Air
Wed, Sep 16 - Wed, Sep 23
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 - Tue, Oct 20
Multiple Airlines Logo
9:55 am - 5:50 pm
SJC
-
ICN
15h 55m
1 stop
Multiple Airlines Logo
7:20 pm - 6:26 pm
ICN
-
SJC
15h 06m
1 stop
$938Multiple Airlines
Tue, Jul 21 - Tue, Jul 28

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Alaska Airlines flights from San Jose, California to Incheon Intl Airport

Our best Alaska Airlines deals on San Jose, California to Incheon Intl Airport flight tickets
Alaska Airlines
Jul 8
SJC2:16 pmSan Jose
35h 14m
1 stop
ICN5:30 pmIncheon Intl
Jul 15
ICN7:35 pmIncheon Intl
29h 48m
1 stop
SJC9:23 amSan Jose
$926
Alaska Airlines
Aug 16
SJC6:45 pmSan Jose
30h 45m
1 stop
ICN5:30 pmIncheon Intl
Aug 23
ICN7:35 pmIncheon Intl
29h 50m
1 stop
SJC9:25 amSan 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

Delta flights from San Jose, California to Incheon Intl Airport

Our best Delta deals on San Jose, California to Incheon Intl Airport flight tickets
Delta
Oct 8
SJC5:45 amSan Jose
17h 35m
1 stop
ICN3:20 pmIncheon Intl
Oct 16
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
Oct 10
SJC1:35 pmSan Jose
35h 15m
2 stops
ICN4:50 pmIncheon Intl
Oct 21
ICN7:00 pmIncheon Intl
13h 57m
1 stop
SJC4:57 pmSan Jose
$952

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, California to Incheon Intl Airport 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 26, 2026.
Use the filters below to find and compare flights from San Jose, California to Incheon Intl Airport 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

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

Mon 10/5

7:25 am-4:50 pm

1 stop17h 25m

Incheon Intl

Thu 10/15

7:20 pm-6:20 pm

1 stop15h 00m

$924

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 7/8

2:16 pm-5:30 pm

1 stop35h 14m

Incheon Intl

Wed 7/15

7:35 pm-9:23 am

1 stop29h 48m

$926

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Fri 8/7

8:20 am-5:30 pm

1 stop17h 10m

Incheon Intl

Wed 8/12

7:35 pm-8:00 pm

1 stop16h 25m

$927

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 9/16

7:25 am-4:50 pm

1 stop17h 25m

Incheon Intl

Wed 9/23

7:00 pm-8:10 pm

1 stop17h 10m

$929

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

Tue 10/20

7:00 pm-10:11 pm

1 stop19h 11m

$936
Quickest round-trip

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Tue 7/21

9:55 am-5:50 pm

1 stop15h 55m

Incheon Intl

Tue 7/28

7:20 pm-6:26 pm

1 stop15h 06m

$938

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 Incheon Intl Airport

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 Incheon Intl Airport?

The cheapest month to fly to Incheon Intl Airport from San Jose, California is in November. Flight prices, which tend to average around $0, are often lower during this time because this is during the off-season. If you are unable to visit Incheon Intl Airport during the month of November, then departing from San Jose, California during the month July is also very affordable. Most momondo users find prices during this month for around $661.

Can stopping save me money on San Jose, California to Incheon Intl Airport flights?

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

When to book flights from San Jose, California to Incheon Intl Airport

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

Cheap San Jose, California to Incheon Intl Airport (SJC to ICN) flight deals and tips

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

Fastest flight time

17h 20m

Direct flights

None
The fastest flight from San Jose, California to Incheon Intl Airport takes 17h 20m
There are no direct flights from San Jose, California to Incheon Intl Airport. There are no popular flight routes from San Jose, California to Incheon Intl Airport.
Search flight deals

Frequently asked questions about flying from San Jose, California to Incheon Intl Airport

  • How far is San Jose to Incheon Intl by plane?

    Incheon Intl is 5675.2 mi away from San Jose. Typically, this will take 17h 20m by plane in normal conditions.

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

    Prices for flights from San Jose Airport to Incheon Intl Airport are updated daily.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Jose Airport to Incheon Intl Airport.

  • What documentation or ID do you need to fly to Incheon Intl Airport?

    The required travel and health documents for your Incheon Intl Airport 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 Incheon Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular airline from San Jose, California to Incheon Intl Airport?

Best airlines flying from San Jose, California to Incheon Intl Airport

Compare and see reviews for airlines that fly from San Jose, California to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $876Free CancellationRating
7.8
8,453 reviews
Search Delta flights

Traveling to a place near Seoul?

Book flights to Seoul if you plan to visit one of these locations
Daejeon
Suwon
Seongnam
Anyang

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from San Jose to Seoul. momondo saves you time and could save you money on your trip.

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

Yes. momondo enables you to select and highlight flights to Seoul from San Jose with this policy.

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

Once all potential San Jose to Seoul flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of San Jose to Seoul flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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