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Incheon Intl

$439+ Cheap flights from San Jose, CA (SJC) to Incheon Intl (ICN)

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — ICN
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Find flight deals from San Jose to Incheon Intl

Cheapest flights from San Jose to Incheon Intl
Explore the most affordable flight options available from San Jose to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This SmartFares deal was found by Cheapflights users on 10/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/68:10 amSJC - ICN
1 stop17h 25mAlaska Airlines
Thu 11/138:35 pmICN - SJC
1 stop16h 25mAlaska Airlines
Deal found 10/29$654
This SmartFares deal was found by Cheapflights users on 10/29. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/15:20 pmSJC - ICN
1 stop33h 15mAlaska Airlines
Sat 11/158:35 pmICN - SJC
1 stop16h 25mAlaska Airlines
Deal found 10/29$659
This Expedia deal was found by Cheapflights users on 10/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:10 amSJC - ICN
1 stop18h 25mHawaiian Airlines
Thu 11/138:35 pmICN - SJC
1 stop31h 22mHawaiian Airlines
Deal found 10/30$666
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:10 amSJC - ICN
1 stop18h 25mAlaska Airlines
Fri 11/148:35 pmICN - SJC
1 stop16h 25mAlaska Airlines
Deal found 10/29$676
This Alaska Airlines deal was found by Cheapflights users on 10/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:18 pmSJC - ICN
1 stop31h 17mAlaska Airlines
Mon 11/248:35 pmICN - SJC
1 stop20h 23mAlaska Airlines
Deal found 10/29$681
This United Airlines deal was found by Cheapflights users on 10/30. 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 10/314:05 pmSJC - ICN
2 stops31h 05mUnited Airlines
Thu 11/136:00 pmICN - SJC
2 stops33h 05mUnited Airlines
Deal found 10/30$766
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 10/294:05 pmSJC - ICN
2 stops31h 05mUnited Airlines
Wed 11/56:00 pmICN - SJC
2 stops33h 05mUnited Airlines
Deal found 10/28$780
This United Airlines deal was found by Cheapflights users on 10/29. 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.
Sun 11/164:02 pmSJC - ICN
2 stops31h 13mUnited Airlines
Wed 11/266:00 pmICN - SJC
2 stops33h 05mUnited Airlines
Deal found 10/29$781
This United Airlines deal was found by Cheapflights users on 10/29. 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 10/304:05 pmSJC - ICN
2 stops20h 35mUnited Airlines
Fri 11/1412:45 pmICN - SJC
2 stops38h 20mUnited Airlines
Deal found 10/29$792
This oojo deal was found by Cheapflights users on 10/28. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/36:18 amSJC - ICN
1 stop16h 37mKorean Air
Thu 12/184:10 pmICN - SJC
1 stop14h 42mKorean Air
Deal found 10/28$834
This United Airlines deal was found by Cheapflights users on 10/28. 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.
Wed 12/312:40 pmSJC - ICN
2 stops24h 00mUnited Airlines
Thu 12/1812:45 pmICN - SJC
2 stops25h 31mUnited Airlines
Deal found 10/28$844
This oojo deal was found by Cheapflights users on 10/30. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/76:18 amSJC - ICN
1 stop16h 37mKorean Air
Thu 12/184:10 pmICN - SJC
1 stop14h 42mKorean Air
Deal found 10/30$846

Cheap flight deals from San Jose to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to Incheon Intl (ICN). 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 October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$616
(Alaska Airlines)

One-way from

$439
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$1,314
Provider with most accurate pricing for San Jose-Incheon Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Jose-Incheon Intl flights.
Search Deals
From San Jose to Incheon Intl
Search Deals
One-way flight from San Jose to Incheon Intl
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($113 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Jose to Incheon Intl 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 October 30, 2025.
Use the filters below to find and compare flights from San Jose to Incheon Intl Airport that are best for you.

Fly from

San Jose

Fly to

Incheon Intl

Route

Depart

Return

Price

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Tue 3/24

7:40 pm-6:35 pm

1 stop30h 55m

Incheon Intl

Wed 4/1

8:35 pm-10:04 pm

1 stop17h 29m

$616

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sat 11/15

6:18 pm-6:35 pm

1 stop31h 17m

Incheon Intl

Mon 11/24

8:35 pm-11:58 pm

1 stop20h 23m

$681

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Thu 11/27

8:45 am-5:40 am

2 stops27h 55m

Incheon Intl

Sat 12/6

12:45 pm-5:52 pm

2 stops22h 07m

$780

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 11/16

4:02 pm-4:15 pm

2 stops31h 13m

Incheon Intl

Wed 11/26

6:00 pm-10:05 am

2 stops33h 05m

$781

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 11/16

12:30 pm-5:40 am

2 stops24h 10m

Incheon Intl

Tue 11/25

12:45 pm-5:38 pm

2 stops21h 53m

$781

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Sun 11/16

6:40 pm-4:15 pm

2 stops28h 35m

Incheon Intl

Sun 11/23

6:00 pm-10:05 am

2 stops33h 05m

$781

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 12/3

12:40 pm-5:40 am

2 stops24h 00m

Incheon Intl

Thu 12/18

12:45 pm-9:16 pm

2 stops25h 31m

$844

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 11/19

7:05 am-4:30 pm

1 stop16h 25m

Incheon Intl

Thu 11/27

8:05 pm-6:54 pm

1 stop15h 49m

$876

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Wed 11/19

7:05 am-4:30 pm

1 stop16h 25m

Incheon Intl

Mon 11/24

8:05 pm-10:13 pm

1 stop19h 08m

$876

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Tue 11/25

7:05 am-4:30 pm

1 stop16h 25m

Incheon Intl

Wed 12/3

7:40 pm-6:18 pm

1 stop15h 38m

$880

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 24 results
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Compare providers for flights from San Jose to Incheon Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to Incheon Intl in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Jose, California-Incheon Intl Airport flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on San Jose, California-Incheon Intl Airport flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from San Jose, California-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Jose, California-Incheon Intl Airport flights, Cheapflights users trust eDreams the most. eDreams 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 San Jose, California-Incheon Intl Airport 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 San Jose to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from San Jose 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 San Jose to Incheon Intl Airport

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

Currently, April is the cheapest month in which you can book a flight from San Jose, California to Incheon Intl Airport (average of $414). Flying from San Jose, California to Incheon Intl Airport in June is currently the most expensive (average of $693). 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.

What is the cheapest time of day to fly from SJC to ICN?

Find hourly flight availability from San Jose to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

Unlike in the evening, when flights are generally more expensive, you can save up to 28% on flights from San Jose, California to Incheon Intl Airport by exploring options for tickets at noon.

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated October 30, 2025.
Read through reviews of airlines operating flights from San Jose to Incheon Intl Airport, such as Korean Air and United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,155 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,155 reviews
Korean Air
8.4
Very good
1,155 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
United Airlines
7.4
Good
8,998 reviews
Korean Air
8.4
Very good
1,155 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Boarding

8.5

Crew

8.7

Comfort

8.3

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

Find useful and relevant information for your journey from San Jose to Incheon Intl. 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 from for flights from San Jose to Incheon Intl?

    San Jose (SJC), located 2.9 mi from the city center, is the airport you fly out of when you book flights from San Jose to Incheon Intl. 2 airlines have flights from San Jose to Incheon Intl on a regular basis. Booking flights from San Jose to Incheon Intl should not be difficult; the airport handles an average of 0 outbound flights to Incheon Intl per day.

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

    Airlines like Alaska Airlines and United Airlines fly from San Jose, California to Incheon Intl Airport in about 27h 55m. The time it takes to get you to your destination can typically vary by up to 3h. San Jose, California and Incheon Intl Airport are separated by a distance of 5672 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines flying from San Jose, California to Incheon Intl Airport round-trip?

    Cheapflights users have booked flights from San Jose, California to Incheon Intl Airport round-trip from $661. Another airline that can offer you cheap pricing is Korean Air. United Airlines is priced at 33% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Jose to Incheon Intl 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 San Jose, California to Incheon Intl Airport?

    Currently, April is the cheapest month in which you can book a flight from San Jose, California to Incheon Intl Airport (average of $414). Flying from San Jose, California to Incheon Intl Airport in June is currently the most expensive (average of $693). 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.

See more FAQs

Traveling to a place near Incheon Intl Airport?

Book flights to Incheon Intl Airport if you plan to visit one of these locations
Suwon
Seongnam

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Alternative routes for San Jose to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from San Jose to Incheon Intl

Discover the top 2 airlines that operate flights from San Jose to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$661Average$797FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$800Average$893FlexibilityNo cancel feeOn-time81%

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