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$336+ Cheap flights from Incheon Intl (ICN) to San Jose, CA (SJC)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/27. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — SJC
Apr 24 — May 11
Fri 4/24
Fri 5/1
1 adult, Economy
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Cheap flight deals from Incheon Intl to San Jose

Cheapest flights from Incheon Intl to San Jose
Explore the most affordable flight options available from Incheon Intl to San Jose. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2026.

This United Airlines deal was found by Cheapflights users on 3/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1212:45 pm
ICN
-
SJC
2 stops41h 41m
United Airlines
Mon 11/164:00 pm
SJC
-
ICN
2 stops31h 15m
United Airlines
Deal found 3/22$581
This United Airlines deal was found by Cheapflights users on 3/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/44:50 pm
ICN
-
SJC
2 stops36h 13m
United Airlines
Sun 9/68:45 am
SJC
-
ICN
2 stops38h 15m
United Airlines
Deal found 3/23$584
This Ovago deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/278:35 pm
ICN
-
SJC
1 stop15h 25m
Multiple Airlines
Wed 4/158:00 am
SJC
-
ICN
1 stop18h 35m
Multiple Airlines
Deal found 3/24$818
This CheapOair deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:35 pm
ICN
-
SJC
1 stop15h 14m
Alaska Airlines
Wed 4/298:00 am
SJC
-
ICN
1 stop17h 30m
Alaska Airlines
Deal found 3/25$821
This WhyPayMore deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/97:00 pm
ICN
-
SJC
1 stop14h 56m
Korean Air
Tue 10/207:00 am
SJC
-
ICN
1 stop18h 50m
Korean Air
Deal found 3/25$850
This WhyPayMore deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:35 pm
ICN
-
SJC
1 stop19h 00m
Alaska Airlines
Thu 4/308:00 am
SJC
-
ICN
1 stop17h 30m
Alaska Airlines
Deal found 3/25$868
This WhyPayMore deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/247:35 pm
ICN
-
SJC
1 stop15h 14m
Alaska Airlines
Fri 5/18:00 am
SJC
-
ICN
1 stop17h 30m
Alaska Airlines
Deal found 3/24$870
This WhyPayMore deal was found by Cheapflights users on 3/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/277:35 pm
ICN
-
SJC
1 stop17h 13m
Alaska Airlines
Fri 5/18:00 am
SJC
-
ICN
1 stop17h 30m
Alaska Airlines
Deal found 3/21$885
This WhyPayMore deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/267:35 pm
ICN
-
SJC
1 stop17h 13m
Alaska Airlines
Thu 4/308:00 am
SJC
-
ICN
1 stop17h 30m
Alaska Airlines
Deal found 3/25$886

Find flight deals from Incheon Intl to San Jose

Discover tips and strategies to find the most affordable flight options for your journey from Incheon Intl (ICN) to San Jose (SJC). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 25, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$584
(United Airlines)

One-way from

$336
(Trip.com)
Provider with most accurate pricing for Incheon Intl-San Jose flight deals.
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Provider most trusted by Cheapflights users for Incheon Intl-San Jose flights.
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From Incheon Intl to San Jose
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One-way flight from Incheon Intl to San Jose
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl to San Jose 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, Cheapflights users made 2,558,603 searches. Data last updated March 25, 2026.
Use the filters below to find and compare flights from Incheon Intl Airport to San Jose that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Fri 9/4

4:50 pm-1:03 pm

2 stops36h 13m

San Jose

Sun 9/6

8:45 am-3:00 pm

2 stops38h 15m

$584

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Mon 5/25

7:35 pm-11:31 pm

1 stop19h 56m

San Jose

Fri 6/5

8:00 am-5:30 pm

1 stop17h 30m

$882

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Mon 4/27

7:35 pm-8:48 pm

1 stop17h 13m

San Jose

Fri 5/1

8:00 am-5:30 pm

1 stop17h 30m

$885

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Thu 4/30

7:35 pm-7:46 pm

1 stop16h 11m

San Jose

Sun 5/3

6:15 am-5:30 pm

1 stop19h 15m

$912

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Tue 9/15

7:20 pm-6:17 pm

1 stop14h 57m

San Jose

Tue 9/22

7:03 am-4:50 pm

1 stop17h 47m

$935
Quickest round-trip

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Tue 4/28

7:00 pm-5:52 pm

1 stop14h 52m

San Jose

Sun 5/3

7:20 am-4:50 pm

1 stop17h 30m

$938

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Tue 4/21

9:00 pm-8:00 pm

1 stop15h 00m

San Jose

Tue 4/28

7:43 pm-5:15 am

1 stop17h 32m

$944

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Wed 7/8

11:30 am-5:35 pm

2 stops22h 05m

San Jose

Wed 7/22

2:32 pm-4:20 am

2 stops21h 48m

$976

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Fri 9/4

7:35 pm-10:12 pm

1 stop18h 37m

San Jose

Sun 9/6

10:03 am-5:30 pm

1 stop15h 27m

$1,047

IncheonSan Jose

ICN - SJC

ICNSJC

Incheon Intl

Thu 7/16

7:35 pm-10:18 pm

1 stop18h 43m

San Jose

Mon 7/27

6:15 am-5:30 pm

1 stop19h 15m

$1,048

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/22

Showing 1-10 of 20 resultsSorted by cheapest first
1
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  • Most accurate provider: When it comes to deals on Incheon Intl Airport-San Jose, California flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Incheon Intl Airport-San Jose, California flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Incheon Intl Airport-San Jose, California flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Incheon Intl Airport-San Jose, California flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Incheon Intl Airport-San Jose, California flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Incheon Intl to San Jose

Have a flexible travel schedule? Discover the best time to fly to San Jose from Incheon Intl with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to San Jose

What is the cheapest month to book a flight from Incheon Intl Airport to San Jose, California?

Currently, April is the cheapest month in which you can book a flight from Incheon Intl Airport to San Jose, California (average of $344). Flying from Incheon Intl Airport to San Jose, California in August is currently the most expensive (average of $633). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to San Jose. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to San Jose from Incheon Intl?

    Located just 2.9 mi from the city center, San Jose is the airport most travelers will use when flying to San Jose from Incheon Intl. Booking flights from Incheon Intl to San Jose (SJC) should be relatively easy as there are 0 daily inbound flights from Incheon Intl from 0 different airlines.

  • How long is the flight from Incheon Intl Airport to San Jose, California?

    Airlines like United Airlines and Alaska Airlines fly from Incheon Intl Airport to San Jose, California in about 16h 11m. The time it takes to get you to your destination can typically vary by up to 20h 02m. There are 5672 mi between Incheon Intl Airport and San Jose, California. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Incheon Intl to San Jose that include hotel bookings?

    Yes. In addition to deals on Incheon Intl to San Jose flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Incheon Intl to San Jose?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to San Jose.

  • Can I find deals for business class flights from Incheon Intl to San Jose?

    Yes. Cheapflights offers flight deals from Incheon Intl to San Jose by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Incheon Intl Airport to San Jose, California?

    Currently, April is the cheapest month in which you can book a flight from Incheon Intl Airport to San Jose, California (average of $344). Flying from Incheon Intl Airport to San Jose, California in August is currently the most expensive (average of $633). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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