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$349+ Cheap flights from California to Seoul (SEL)

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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SEL
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
1 adult, Economy
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Cheap flight deals from California to Seoul

Cheapest flights from California to Seoul
Explore the most affordable flight options available from California to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 8, 2026.

This United Airlines deal was found by Cheapflights users on 7/7. 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 9/134:10 pm
SFO
-
ICN
1 stop31h 10m
United Airlines
Sun 9/275:15 pm
ICN
-
SFO
1 stop32h 58m
United Airlines
Deal found 7/7$707
This Gotogate deal was found by Cheapflights users on 7/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/165:00 pm
SFO
-
ICN
Nonstop12h 40m
AIR PREMIA
Wed 10/77:15 pm
ICN
-
SFO
Nonstop11h 00m
AIR PREMIA
Deal found 7/6$713
This Gotogate deal was found by Cheapflights users on 7/6. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:00 pm
SFO
-
ICN
Nonstop12h 40m
AIR PREMIA
Sat 9/56:00 pm
ICN
-
SFO
Nonstop11h 00m
AIR PREMIA
Deal found 7/6$714
This KAYAK deal was found by Cheapflights users on 7/3. 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 9/135:00 pm
SFO
-
ICN
Nonstop12h 40m
AIR PREMIA
Sun 10/187:15 pm
ICN
-
SFO
Nonstop11h 00m
AIR PREMIA
Deal found 7/3$716
This KAYAK deal was found by Cheapflights users on 7/7. 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.
Fri 11/62:30 pm
SFO
-
ICN
Nonstop13h 00m
AIR PREMIA
Fri 11/136:55 pm
ICN
-
SFO
Nonstop10h 35m
AIR PREMIA
Deal found 7/7$717
This FlightHub deal was found by Cheapflights users on 7/8. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:55 pm
LAX
-
ICN
1 stop20h 35m
XiamenAir
Tue 9/81:30 pm
ICN
-
LAX
1 stop22h 30m
XiamenAir
Deal found 7/8$718
This FlightHub deal was found by Cheapflights users on 7/7. 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.
Thu 9/311:55 pm
LAX
-
ICN
1 stop20h 35m
XiamenAir
Sun 9/131:30 pm
ICN
-
LAX
1 stop22h 30m
XiamenAir
Deal found 7/7$719
This WhyPayMore deal was found by Cheapflights users on 7/7. 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.
Sat 9/53:30 pm
SFO
-
ICN
Nonstop12h 40m
AIR PREMIA
Sun 9/207:15 pm
ICN
-
SFO
Nonstop11h 00m
AIR PREMIA
Deal found 7/7$719
This United Airlines deal was found by Cheapflights users on 7/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1710:25 am
SFO
-
ICN
Nonstop12h 35m
United Airlines
Fri 10/2311:30 am
ICN
-
SFO
Nonstop10h 40m
United Airlines
Deal found 7/5$721
This WhyPayMore deal was found by Cheapflights users on 7/6. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/65:00 pm
SFO
-
ICN
Nonstop12h 40m
AIR PREMIA
Sun 9/277:15 pm
ICN
-
SFO
Nonstop11h 00m
AIR PREMIA
Deal found 7/6$722
This Traveloka deal was found by Cheapflights users on 7/3. 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 Traveloka is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1810:50 am
LAX
-
ICN
Nonstop13h 00m
AIR PREMIA
Tue 8/251:00 pm
ICN
-
LAX
Nonstop11h 20m
AIR PREMIA
Deal found 7/3$723
This United Airlines deal was found by Cheapflights users on 7/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:30 am
SFO
-
ICN
Nonstop12h 45m
United Airlines
Tue 11/1712:45 pm
ICN
-
SFO
Nonstop10h 45m
United Airlines
Deal found 7/6$723

Find flight deals from California to Seoul

Keep the following information in mind while searching for California to Seoul flight deals. Data was last updated July 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$707
(United Airlines)

One-way from

$349
(United Airlines)

Popular in

June

Cheapest in

September

Average price

$1,056

Good round-trip deal

$780 or less

Good one-way deal

$430 or less
Provider with most accurate pricing for Los Angeles-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Seoul (SEL) flights.
Search Deals
From California to Seoul (SEL)
Search Deals
One-way flight from California to Seoul (SEL)
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($173 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from California to Seoul (SEL).
Search Deals
Price to beat on a one-way flight from California to Seoul (SEL).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from California to Seoul 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 July 8, 2026.
Use the filters below to find and compare flights from California to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 11/13

10:30 am-4:15 pm

Nonstop12h 45m

Incheon Intl

Wed 11/18

6:00 pm-11:40 am

Nonstop10h 40m

$721
Quickest round-trip

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 10/22

11:45 pm-4:20 am

Nonstop12h 35m

Incheon Intl

Mon 11/2

12:45 pm-6:30 am

Nonstop10h 45m

$721

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 11/5

10:30 am-4:15 pm

Nonstop12h 45m

Incheon Intl

Mon 11/16

12:45 pm-6:30 am

Nonstop10h 45m

$721

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 7/31

11:55 pm-4:20 am

Nonstop12h 25m

Incheon Intl

Tue 8/18

11:30 am-6:30 am

Nonstop11h 00m

$721

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 8/15

10:40 am-3:00 pm

Nonstop12h 20m

Incheon Intl

Tue 8/25

4:50 pm-12:00 pm

Nonstop11h 10m

$721

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Tue 11/3

10:30 am-4:15 pm

Nonstop12h 45m

Incheon Intl

Wed 11/18

12:45 pm-6:30 am

Nonstop10h 45m

$721

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Mon 8/3

11:30 pm-4:30 am

Nonstop13h 00m

Incheon Intl

Fri 8/21

1:00 pm-8:20 am

Nonstop11h 20m

$730

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Sat 8/29

10:50 am-3:50 pm

Nonstop13h 00m

Incheon Intl

Fri 9/11

10:05 pm-5:20 pm

Nonstop11h 15m

$778

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Sun 8/2

10:50 am-3:50 pm

Nonstop13h 00m

Incheon Intl

Sat 8/29

1:00 pm-8:20 am

Nonstop11h 20m

$828

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Tue 8/18

12:30 pm-10:45 pm

3 stops66h 15m

Incheon Intl

Sat 8/22

2:15 pm-10:05 am

2 stops35h 50m

$876

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/5

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

Have a flexible travel schedule? Discover the best time to fly to Seoul 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 Seoul

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

Currently, February is the cheapest month in which you can book a flight from California to Seoul (average of $719). Flying from California to Seoul in June is currently the most expensive (average of $1,423). 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 SEL?

Find hourly flight availability from California to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 8, 2026.

A simple way to save on the total cost of your ticket is to fly from California to Seoul in the afternoon. If you’re flexible enough to do this you can expect to save up to 33% on your trip compared to booking a flight at noon.

Weekly flight availability from California to Seoul

Explore weekly flight availability from California to Seoul. 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 July 8, 2026.

The most flights from USCA to SEL are scheduled on a Monday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (19 on average).

How much does it cost to fly round-trip from California to Seoul?

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

The price you pay for your flight from California to Seoul may vary depending on when you book. For the best chance of a lower fare, look to book 31 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest day to fly from California to Seoul?

Use this chart to determine the cheapest time to fly round-trip from California to Seoul. Price data was last updated on July 4, 2026.

Travelers seeking maximum savings on their California to Seoul 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 Seoul. 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 Seoul?

    Departing from California to Seoul will take you 12h 45m. Airlines will cover a distance of 5642 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $124 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.

  • What are the most popular routes from California to Seoul?

    Most travelers choose Los Angeles - Incheon Intl, San Francisco - Incheon Intl or Los Angeles - Seoul Gimpo Intl when deciding on the best route from California to Seoul.

  • What are the most reliable airlines from California to Seoul?

    Consider Delta (90%), LATAM Airlines (89%) or Aeromexico (89%) when booking your flight. These represent the most reliable airlines when flying from California to Seoul.

  • What are the cheapest flights from California to Seoul?

    While on average a flight from California to Seoul is generally $2,236, our data shows the cheapest flight currently is $405. When looking at the most popular route, (Los Angeles - Incheon Intl), you can expect to pay $649 for that flight.

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

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

  • How can I find direct flights from California to Seoul?

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

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

    Yes. Cheapflights offers flight deals from California to Seoul 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 Seoul?

    Currently, February is the cheapest month in which you can book a flight from California to Seoul (average of $719). Flying from California to Seoul in June is currently the most expensive (average of $1,423). 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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Top 10 airlines flying from California to Seoul

Discover the top 10 airlines that operate flights from California to Seoul. 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 July 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$144Average$661FlexibilityNo cancel feeOn-time60%
XiamenAirCheapest$346Average$697FlexibilityNo cancel feeOn-time49%
AIR PREMIACheapest$382Average$885FlexibilityNo cancel feeOn-timeN/A
China SouthernCheapest$578Average$622FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$592Average$684FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$630Average$989FlexibilityNo cancel feeOn-time79%
Cathay PacificCheapest$640Average$873FlexibilityNo cancel feeOn-time72%
Alaska AirlinesCheapest$642Average$681FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$646Average$1,174FlexibilityNo cancel feeOn-time67%
Singapore AirlinesCheapest$651Average$848FlexibilityNo cancel feeOn-time81%

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