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$356+ 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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ICN
Jul 4 — Jul 111
Sat 7/4
Sat 7/11
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 June 4, 2026.

This United Airlines deal was found by Cheapflights users on 5/30. 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.
Mon 11/169:15 pm
SFO
-
ICN
1 stop26h 10m
United Airlines
Thu 12/106:30 pm
ICN
-
SFO
1 stop22h 21m
United Airlines
Deal found 5/30$769
This China Eastern deal was found by Cheapflights users on 6/1. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:00 pm
SFO
-
ICN
1 stop37h 25m
China Eastern
Mon 11/28:55 am
ICN
-
SFO
1 stop17h 05m
China Eastern
Deal found 6/1$770
This KAYAK deal was found by Cheapflights users on 6/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:55 pm
SFO
-
ICN
Nonstop12h 25m
Asiana Airlines
Sat 9/511:30 am
ICN
-
SFO
Nonstop11h 00m
Asiana Airlines
Deal found 6/1$771
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Tue 10/1311:45 pm
SFO
-
ICN
Nonstop12h 35m
United Airlines
Wed 12/26:30 pm
ICN
-
SFO
1 stop32h 00m
United Airlines
Deal found 5/31$772
This BusinessClass deal was found by Cheapflights users on 5/30. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/611:55 pm
SFO
-
ICN
Nonstop12h 25m
Asiana Airlines
Thu 8/274:50 pm
ICN
-
SFO
Nonstop11h 10m
Asiana Airlines
Deal found 5/30$774
This Super.com deal was found by Cheapflights users on 5/30. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/125:00 pm
SFO
-
ICN
Nonstop12h 40m
AIR PREMIA
Mon 10/197:15 pm
ICN
-
SFO
Nonstop11h 00m
AIR PREMIA
Deal found 5/30$775
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Sat 10/319:15 pm
SFO
-
ICN
1 stop27h 10m
United Airlines
Tue 11/106:30 pm
ICN
-
SFO
1 stop22h 21m
United Airlines
Deal found 5/31$776
This China Eastern deal was found by Cheapflights users on 6/1. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2212:00 pm
SFO
-
ICN
1 stop31h 55m
China Eastern
Sun 11/18:30 am
ICN
-
SFO
2 stops41h 30m
China Eastern
Deal found 6/1$778
This United Airlines deal was found by Cheapflights users on 5/31. 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 9/411:55 pm
SFO
-
ICN
Nonstop12h 25m
United Airlines
Sat 9/125:15 pm
ICN
-
SFO
1 stop33h 03m
United Airlines
Deal found 5/31$779
This KAYAK deal was found by Cheapflights users on 6/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2311:55 pm
SFO
-
ICN
Nonstop12h 25m
Asiana Airlines
Fri 12/256:30 pm
ICN
-
SFO
1 stop22h 21m
Asiana Airlines
Deal found 6/1$781
This Ovago deal was found by Cheapflights users on 6/1. 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.
Tue 9/110:40 am
SFO
-
ICN
Nonstop12h 20m
Asiana Airlines
Tue 9/155:15 pm
ICN
-
SFO
1 stop31h 59m
Asiana Airlines
Deal found 6/1$782
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Tue 11/310:50 pm
SFO
-
ICN
1 stop24h 35m
United Airlines
Tue 11/246:30 pm
ICN
-
SFO
1 stop38h 41m
United Airlines
Deal found 5/31$783

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 June 4, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$769
(United Airlines)

One-way from

$356
(oojo)

Popular in

December

Cheapest in

September

Average price

$1,202

Good round-trip deal

$803 or less

Good one-way deal

$542 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 ($26 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 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 June 4, 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
Quickest round-trip

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 6/22

11:55 pm-4:20 am

Nonstop12h 25m

Incheon Intl

Fri 6/26

4:50 pm-12:00 pm

Nonstop11h 10m

$842

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles Los Angeles

Mon 9/14

10:50 am-3:50 pm

Nonstop13h 00m

Incheon Intl

Fri 10/30

10:20 pm-5:20 pm

Nonstop11h 00m

$873

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles Los Angeles

Sun 9/6

10:50 am-3:50 pm

Nonstop13h 00m

Incheon Intl

Tue 9/15

1:00 pm-8:20 am

Nonstop11h 20m

$932

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles Los Angeles

Sat 9/5

10:50 am-3:50 pm

Nonstop13h 00m

Incheon Intl

Fri 9/11

10:05 pm-5:20 pm

Nonstop11h 15m

$932

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles Los Angeles

Tue 10/20

10:50 am-3:50 pm

Nonstop13h 00m

Incheon Intl

Wed 11/4

1:20 pm-7:20 am

Nonstop11h 00m

$959

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Wed 11/11

5:55 am-4:20 pm

1 stop17h 25m

Incheon Intl

Sun 11/22

6:35 pm-4:32 pm

1 stop14h 57m

$976

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Sat 9/5

6:00 am-3:20 pm

1 stop17h 20m

Incheon Intl

Sat 9/12

7:20 pm-11:49 pm

1 stop20h 29m

$976

OaklandIncheon

OAK - ICN

OAKICN

Oakland

Tue 11/10

5:55 am-4:20 pm

1 stop17h 25m

Incheon Intl

Wed 11/25

6:35 pm-4:32 pm

1 stop14h 57m

$976

San JoseIncheon

SJC - ICN

SJCICN

San Jose

Mon 11/9

5:45 am-4:20 pm

1 stop17h 35m

Incheon Intl

Sun 11/22

6:45 pm-4:57 pm

1 stop15h 12m

$976

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Tue 11/24

8:21 am-10:25 pm

2 stops21h 04m

Incheon Intl

Tue 12/29

12:45 pm-6:30 am

Nonstop10h 45m

$978

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/1

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, February is the cheapest month in which you can book a flight from California to South Korea (average of $719). Flying from California to South Korea in June is currently the most expensive (average of $1,254). 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 June 4, 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 33% versus a flight at noon.

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 June 4, 2026.

The most flights from USCA to KR0 are scheduled on a Monday (22 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (15 on average).

How far ahead should I book a flight from California to South Korea?

Booking 74 days in advance of your planned departure date is, on average, the best time to get cheap flights from California to South Korea. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 May 30, 2026.

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

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 25m. 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 XiamenAir, with prices starting from $158 and $295, 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, February is the cheapest month in which you can book a flight from California to South Korea (average of $719). Flying from California to South Korea in June is currently the most expensive (average of $1,254). 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

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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 June 4, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$144Average$645FlexibilityNo cancel feeOn-time60%
XiamenAirCheapest$346Average$697FlexibilityNo cancel feeOn-time49%
AIR PREMIACheapest$379Average$879FlexibilityNo cancel feeOn-timeN/A
China SouthernCheapest$578Average$622FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$592Average$686FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$630Average$974FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$640Average$837FlexibilityNo cancel feeOn-time72%
Alaska AirlinesCheapest$642Average$676FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$646Average$1,148FlexibilityNo cancel feeOn-time67%
China EasternCheapest$649Average$759FlexibilityNo cancel feeOn-time62%

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