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$355+ Cheap flights from California to South Korea

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 4/18. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ICN
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from California to South Korea

Cheapest flights from California to South Korea
Explore the most affordable flight options available from California to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This Gurufare deal was found by Cheapflights users on 3/6. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1911:50 pm
LAX
-
ICN
1 stop23h 35m
China Southern
Sat 6/204:45 pm
ICN
-
LAX
1 stop19h 15m
China Southern
Deal found 3/6$600
This Gurufare deal was found by Cheapflights users on 3/5. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:50 pm
LAX
-
ICN
1 stop23h 35m
China Southern
Sun 5/174:45 pm
ICN
-
LAX
1 stop19h 15m
China Southern
Deal found 3/5$601
This BusinessClass deal was found by Cheapflights users on 3/5. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3011:50 pm
LAX
-
ICN
1 stop22h 05m
China Southern
Wed 10/149:40 am
ICN
-
LAX
1 stop26h 20m
China Southern
Deal found 3/5$608
This CheapOair deal was found by Cheapflights users on 3/9. 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.
Mon 4/66:15 am
SJC
-
ICN
1 stop20h 20m
Multiple Airlines
Wed 4/158:35 pm
ICN
-
SJC
1 stop15h 25m
Multiple Airlines
Deal found 3/9$617
This Cheapflightsfares deal was found by Cheapflights users on 3/8. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/86:40 pm
OAK
-
ICN
1 stop31h 55m
Multiple Airlines
Wed 4/158:35 pm
ICN
-
OAK
1 stop19h 08m
Multiple Airlines
Deal found 3/8$621
This Kiwi.com deal was found by Cheapflights users on 3/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/411:50 pm
LAX
-
ICN
1 stop23h 35m
China Southern
Mon 5/183:15 pm
ICN
-
LAX
1 stop20h 45m
China Southern
Deal found 3/9$622
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/2011:50 pm
LAX
-
ICN
1 stop23h 35m
China Southern
Sat 5/233:15 pm
ICN
-
LAX
1 stop20h 45m
China Southern
Deal found 3/6$623
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/1911:50 pm
LAX
-
ICN
1 stop23h 35m
China Southern
Sun 5/243:15 pm
ICN
-
LAX
1 stop20h 45m
China Southern
Deal found 3/6$624
This FlightHub deal was found by Cheapflights users on 3/6. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/311:55 pm
LAX
-
ICN
1 stop20h 35m
XiamenAir
Thu 5/141:30 pm
ICN
-
LAX
1 stop22h 30m
XiamenAir
Deal found 3/6$627
This oojo deal was found by Cheapflights users on 3/8. 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 4/2611:55 pm
LAX
-
ICN
1 stop20h 35m
XiamenAir
Sun 5/101:30 pm
ICN
-
LAX
1 stop22h 30m
XiamenAir
Deal found 3/8$631
This Cheapflightsfares deal was found by Cheapflights users on 3/5. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/75:31 pm
OAK
-
ICN
1 stop32h 04m
Multiple Airlines
Sat 3/148:35 pm
ICN
-
OAK
1 stop19h 23m
Multiple Airlines
Deal found 3/5$631
This CheapOair deal was found by Cheapflights users on 3/5. 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.
Sat 3/74:59 pm
SJC
-
ICN
1 stop32h 36m
Multiple Airlines
Sat 3/148:35 pm
ICN
-
SJC
1 stop18h 24m
Multiple Airlines
Deal found 3/5$632

Find flight deals from California to South Korea

Keep the following information in mind while searching for California to South Korea flight deals. Data was last updated March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$600
(Gurufare)

One-way from

$355
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$944

Good round-trip deal

$646 or less

Good one-way deal

$357 or less
Provider with most accurate pricing for Los Angeles Los Angeles-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles Los Angeles-Seoul (SEL) flights.
Search Deals
From California to South Korea
Search Deals
One-way flight from California to South Korea
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($39 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from California to South Korea.
Search Deals
Price to beat on a one-way flight from California to South Korea.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to South Korea 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 10, 2026.
Use the filters below to find and compare flights from California to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Tue 4/21

6:40 pm-5:30 pm

1 stop30h 50m

Incheon Intl

Fri 5/1

7:35 pm-10:32 pm

1 stop18h 57m

$682

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Wed 4/22

2:09 pm-5:30 pm

1 stop35h 21m

Incheon Intl

Thu 4/30

7:35 pm-10:32 pm

1 stop18h 57m

$682
Quickest round-trip

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sun 5/3

10:20 am-3:00 pm

Nonstop12h 40m

Incheon Intl

Tue 5/12

4:50 pm-11:35 am

Nonstop10h 45m

$712

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 4/13

10:20 am-3:00 pm

Nonstop12h 40m

Incheon Intl

Tue 5/12

4:50 pm-11:35 am

Nonstop10h 45m

$712

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 4/25

10:20 am-3:00 pm

Nonstop12h 40m

Incheon Intl

Sat 5/2

11:30 am-6:15 am

Nonstop10h 45m

$712

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 4/6

11:40 pm-4:20 am

Nonstop12h 40m

Incheon Intl

Thu 5/7

11:30 am-6:15 am

Nonstop10h 45m

$712

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 4/18

11:40 pm-4:20 am

Nonstop12h 40m

Incheon Intl

Sun 5/3

11:30 am-6:15 am

Nonstop10h 45m

$712

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 4/23

10:20 am-3:00 pm

Nonstop12h 40m

Incheon Intl

Thu 4/30

4:50 pm-11:35 am

Nonstop10h 45m

$712

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 4/29

10:20 am-3:00 pm

Nonstop12h 40m

Incheon Intl

Thu 5/7

4:50 pm-11:35 am

Nonstop10h 45m

$716

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 5/8

5:55 am-4:40 pm

1 stop18h 45m

Incheon Intl

Tue 5/26

4:00 pm-10:40 am

Nonstop10h 40m

$866

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from California to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from California 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 California to South Korea

What is the cheapest month to book a flight from California to South Korea?

Currently, October is the cheapest month in which you can book a flight from California to South Korea (average of $361). Flying from California to South Korea in January is currently the most expensive (average of $494). 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 CA to KR?

Find hourly flight availability from California to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 10, 2026.

When flying from California to South Korea, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 29% versus a flight in the evening.

What is the cheapest day to fly from California to South Korea?

Use this chart to determine the cheapest time to fly round-trip from California to South Korea. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their California to South Korea flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from California to South Korea

Explore weekly flight availability from California to South Korea. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 10, 2026.

The most flights from USCA to KR0 are scheduled on a Sunday (15 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (13 on average).

Related info for your journey

Find useful and relevant information for your journey from California to South Korea. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from California to South Korea?

    Departing from California to South Korea will take you 12h 40m. The distance from California to South Korea is about 5642 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from California to South Korea one-way?

    $55 is the cheapest one-way deal found within the past few days, from Philippine Airlines. You may also be able to find cheap deals on Hawaiian Airlines and WestJet, with prices starting from $158 and $302, respectively.

  • Can I find deals for flights from California to South Korea that include hotel bookings?

    Yes. In addition to deals on California to South Korea flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from California to South Korea?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from California to South Korea.

  • Can I find deals for business class flights from California to South Korea?

    Yes. Cheapflights offers flight deals from California to South Korea 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 California to South Korea?

    Currently, October is the cheapest month in which you can book a flight from California to South Korea (average of $361). Flying from California to South Korea in January is currently the most expensive (average of $494). 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for California to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from California to South Korea

Discover the top 10 airlines that operate flights from California to South Korea. 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$132Average$705FlexibilityNo cancel feeOn-time60%
XiamenAirCheapest$346Average$694FlexibilityNo cancel feeOn-time49%
WestJetCheapest$349Average$986FlexibilityNo cancel feeOn-time60%
AIR PREMIACheapest$380Average$826FlexibilityNo cancel feeOn-timeN/A
China SouthernCheapest$440Average$622FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$592Average$690FlexibilityNo cancel feeOn-time67%
China EasternCheapest$606Average$744FlexibilityNo cancel feeOn-time62%
Japan AirlinesCheapest$630Average$988FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$640Average$831FlexibilityNo cancel feeOn-time72%
Air CanadaCheapest$651Average$1,124FlexibilityNo cancel feeOn-time67%

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