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Cheap flights from San Jose, California to Seoul from $517

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 2/28. 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
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
6:02 pm - 6:35 pmSJC-ICN
31h 33m1 stop
Alaska Airlines Logo
8:35 pm - 8:04 pmICN-SJC
16h 29m1 stop
$659Alaska Airlines
Find Deal
Sat, Jan 10 - Sat, Jan 31
Alaska Airlines Logo
8:10 am - 6:35 pmSJC-ICN
18h 25m1 stop
Alaska Airlines Logo
8:35 pm - 7:05 pmICN-SJC
14h 30m1 stop
$675Alaska Airlines
Find Deal
Wed, Apr 15 - Wed, Apr 22
Alaska Airlines Logo
11:00 am - 6:35 pmSJC-ICN
15h 35m1 stop
Alaska Airlines Logo
8:35 pm - 7:05 pmICN-SJC
14h 30m1 stop
$676Alaska Airlines
Find Deal
Thu, Apr 9 - Mon, Apr 27
Alaska Airlines Logo
7:40 pm - 6:35 pmSJC-ICN
30h 55m1 stop
Alaska Airlines Logo
8:35 pm - 10:04 pmICN-SJC
17h 29m1 stop
$681Alaska Airlines
Find Deal
Sat, Apr 11 - Thu, Apr 23
Alaska Airlines Logo
2:36 pm - 6:35 pmSJC-ICN
34h 59m1 stop
Alaska Airlines Logo
8:35 pm - 1:42 pmICN-SJC
34h 07m1 stop
$687Alaska Airlines
Find Deal
Sat, Feb 14 - Sun, Mar 1
United Airlines Logo
8:50 am - 5:40 amSJC-ICN
27h 50m2 stops
United Airlines Logo
12:45 pm - 9:06 pmICN-SJC
25h 21m2 stops
$780United Airlines
Find Deal
Sun, Feb 15 - Tue, Mar 3
United Airlines Logo
8:50 am - 4:15 pmSJC-ICN
38h 25m2 stops
United Airlines Logo
6:00 pm - 9:06 pmICN-SJC
20h 06m2 stops
$792United Airlines
Find Deal
Thu, Feb 12 - Mon, Mar 2
Korean Air Logo
7:45 am - 4:30 pmSJC-ICN
15h 45m1 stop
Korean Air Logo
8:05 pm - 5:40 pmICN-SJC
14h 35m1 stop
$833Korean Air
Find Deal
Wed, Jan 14 - Wed, Jan 21
American Airlines Logo
6:00 am - 4:45 pmSJC-ICN
41h 45m1 stop
American Airlines Logo
7:15 pm - 9:24 amICN-SJC
31h 09m2 stops
$858American Airlines
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Wed, Jan 14 - Wed, Jan 21
Alaska Airlines Logo
2:36 pm - 6:35 pmSJC-ICN
34h 59m1 stop
Alaska Airlines Logo
8:35 pm - 8:00 pmICN-SJC
16h 25m1 stop
$860Alaska Airlines
Find Deal
Fri, Feb 13 - Sat, Feb 21

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
Jan 10
SJC6:02 pmSan Jose
31h 33m
1 stop
ICN6:35 pmIncheon Intl
Jan 31
ICN8:35 pmIncheon Intl
16h 29m
1 stop
SJC8:04 pmSan Jose
$659
Find similar
Alaska Airlines
Apr 15
SJC8:10 amSan Jose
18h 25m
1 stop
ICN6:35 pmIncheon Intl
Apr 22
ICN8:35 pmIncheon Intl
14h 30m
1 stop
SJC7:05 pmSan Jose
$675
Find similar
Alaska Airlines
Apr 9
SJC11:00 amSan Jose
15h 35m
1 stop
ICN6:35 pmIncheon Intl
Apr 22
ICN8:35 pmIncheon Intl
14h 30m
1 stop
SJC7:05 pmSan Jose
$676
Find similar

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

Our best United Airlines deals on San Jose, California to Incheon Intl Airport flight tickets
United Airlines
Feb 15
SJC8:50 amSan Jose
27h 50m
2 stops
ICN5:40 amIncheon Intl
Feb 27
ICN12:45 pmIncheon Intl
25h 21m
2 stops
SJC9:06 pmSan Jose
$780
Find similar
United Airlines
Feb 12
SJC8:50 amSan Jose
38h 25m
2 stops
ICN4:15 pmIncheon Intl
Feb 25
ICN6:00 pmIncheon Intl
20h 06m
2 stops
SJC9:06 pmSan Jose
$792
Find similar
United Airlines
Dec 7
SJC8:45 amSan Jose
62h 10m
2 stops
ICN3:55 pmIncheon Intl
Dec 18
ICN12:45 pmIncheon Intl
25h 31m
2 stops
SJC9:16 pmSan Jose
$987
Find similar

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 December 2, 2025.
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

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sat 1/10

6:02 pm-6:35 pm

1 stop31h 33m

Incheon Intl

Sat 1/31

8:35 pm-8:04 pm

1 stop16h 29m

$659

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 4/15

8:10 am-6:35 pm

1 stop18h 25m

Incheon Intl

Wed 4/22

8:35 pm-7:05 pm

1 stop14h 30m

$675

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 4/9

11:00 am-6:35 pm

1 stop15h 35m

Incheon Intl

Mon 4/27

8:35 pm-7:05 pm

1 stop14h 30m

$676

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sat 4/11

7:40 pm-6:35 pm

1 stop30h 55m

Incheon Intl

Thu 4/23

8:35 pm-10:04 pm

1 stop17h 29m

$681

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sat 2/14

2:36 pm-6:35 pm

1 stop34h 59m

Incheon Intl

Sun 3/1

8:35 pm-1:42 pm

1 stop34h 07m

$687

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 2/15

8:50 am-5:40 am

2 stops27h 50m

Incheon Intl

Tue 3/3

12:45 pm-9:06 pm

2 stops25h 21m

$780

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 2/12

8:50 am-4:15 pm

2 stops38h 25m

Incheon Intl

Mon 3/2

6:00 pm-9:06 pm

2 stops20h 06m

$792

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 1/14

7:45 am-4:30 pm

1 stop15h 45m

Incheon Intl

Wed 1/21

8:05 pm-5:40 pm

1 stop14h 35m

$833

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 1/14

6:00 am-4:45 pm

1 stop41h 45m

Incheon Intl

Wed 1/21

7:15 pm-9:24 am

2 stops31h 09m

$858

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Fri 2/13

2:36 pm-6:35 pm

1 stop34h 59m

Incheon Intl

Sat 2/21

8:35 pm-8:00 pm

1 stop16h 25m

$860

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 typical price of a round-trip flight between San Jose, California and Incheon Intl Airport?

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 April. Flight prices, which tend to average around $675, 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 April, then departing from San Jose, California during the month February is also very affordable. Most momondo users find prices during this month for around $800.

What is the cheapest day to depart on your flight to Incheon Intl Airport?

The cheapest day to depart from San Jose, California to Incheon Intl Airport is on a Thursday when prices can be found for as low as $1,053. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around $1,788. These prices are subject to change though, so be sure to set up a Price Alert for flights to Incheon Intl Airport.

What is the cheapest time of day to depart on your flight to Incheon Intl Airport?

At noon is the cheapest time of day to fly from San Jose, California to Incheon Intl Airport when you can find flight prices for as low as $1,059. Flying to Incheon Intl Airport at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,473 on average. Flights to Incheon Intl Airport from San Jose, California in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

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

16h 25m

Direct flights

None
The fastest flight from San Jose, California to Incheon Intl Airport takes 16h 25m
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.
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  • How far is San Jose to Incheon Intl by plane?

    Incheon Intl is 5675.2 mi away from San Jose. Typically, this will take 15h 35m 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
United AirlinesPriceFrom $661Free CancellationRating
7.4
9,063 reviews
Search United Airlines flights
Korean AirPriceFrom $833Free CancellationRating
8.4
1,177 reviews
Search Korean Air flights

Traveling to a place near Seoul?

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Seongnam
Daejeon
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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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