How popular is this California to Seoul flight route?

This flight path from California to Seoul was viewed by 1,017 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

$355 is the cheapest one-way deal found within the past few days, from AIR PREMIA. You may also be able to find cheap deals on Cathay Pacific and WestJet, with prices starting from $381 and $390, 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 cheapest flights from California to Seoul?

While on average a flight from California to Seoul is generally $1,561, our data shows the cheapest flight currently is $385. When looking at the most popular route, (Los Angeles - Incheon Intl), you can expect to pay $427 for that flight.

What are the most reliable airlines from California to Seoul?

Consider LATAM Airlines (93%), Delta (93%) or Aeromexico (93%) when booking your flight. These represent the most reliable airlines when flying from California to Seoul.

What are the most popular airlines that fly from California to Seoul?

Before booking your flight from California to Seoul check out the most popular airlines for this route: American Airlines, Air Canada or Finnair.

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

Travelers have found it’s best to book a flight 12 days in advance to save up to 9% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 12 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from California to Seoul 1-2 weeks in advance for as low as $685, or $904 for flights within the next 24 hours.

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

Due to multiple factors, expect to potentially pay more when booking in June. For low rates, February can be a great choice for travel to Seoul. Flights to Seoul from California in February are about $1,078 on average during February, but can be found for as low as $412.

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.

$349+ Flights from California to Seoul - Compare & Save Big

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Cheap flight deals from California to Seoul

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$659 (Kiwi.com)
One-way from	$349 (Kiwi.com)
Popular in	June
Cheapest in	February
Average price	$1,161
Good round-trip deal	$722 or less
Good one-way deal	$379 or less

Provider with most accurate pricing for Los Angeles-Seoul (SEL) flight deals.

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Provider most trusted by Cheapflights users for Los Angeles-Seoul (SEL) flights.

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From California to Seoul (SEL)

Search Deals

One-way flight from California to Seoul (SEL)

Search Deals

Highest demand for flights based on searches. 18% potential increase in price ($249 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

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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).

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Find 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 May 1, 2025.

Wed 8/271:25 amLAX - ICN

1 stop19h 15mCathay Pacific

Mon 11/1710:05 amICN - LAX

1 stop27h 50mCathay Pacific

Deal found 4/30

$657

Sun 5/113:30 pmSFO - ICN

Nonstop13h 00mAIR PREMIA

Mon 5/266:20 pmICN - SFO

Nonstop10h 40mAIR PREMIA

Deal found 4/29

$659

Fri 9/1211:45 pmSFO - ICN

Nonstop12h 35mUnited Airlines

Tue 9/1611:30 amICN - SFO

Nonstop10h 40mUnited Airlines

Deal found 4/29

$660

Wed 9/248:00 amSFO - ICN

1 stop18h 35mHawaiian Airlines

Mon 10/278:35 pmICN - SFO

1 stop28h 36mHawaiian Airlines

Deal found 4/29

$664

Mon 8/183:30 pmSFO - ICN

Nonstop13h 00mMultiple Airlines

Thu 9/185:45 pmICN - SFO

2 stops39h 56mMultiple Airlines

Deal found 4/30

$666

Sat 10/49:40 pmSFO - ICN

1 stop28h 55mAlaska Airlines

Sat 10/188:35 pmICN - SFO

1 stop19h 08mAlaska Airlines

Deal found 4/29

$681

Mon 5/1212:00 pmSFO - ICN

1 stop33h 30mChina Eastern

Fri 5/236:25 pmICN - SFO

1 stop30h 40mChina Eastern

Deal found 4/29

$682

Sun 5/410:30 amSFO - ICN

Nonstop12h 30mAsiana Airlines

Tue 5/134:50 pmICN - SFO

Nonstop10h 40mAsiana Airlines

Deal found 4/29

$692

Thu 8/286:00 amLAX - ICN

1 stop18h 05mAir Canada

Mon 9/155:45 pmICN - LAX

1 stop19h 43mAir Canada

Deal found 4/30

$699

Mon 5/2612:00 pmSFO - GMP

1 stop31h 00mChina Eastern

Wed 6/412:00 pmGMP - SFO

1 stop37h 05mChina Eastern

Deal found 4/30

$704

Thu 8/286:00 amLAX - ICN

2 stops23h 10mMultiple Airlines

Mon 9/155:45 pmICN - LAX

1 stop19h 43mMultiple Airlines

Deal found 4/30

$719

Mon 8/1812:05 amSFO - ICN

1 stop29h 05mCathay Pacific

Tue 9/210:10 amICN - SFO

1 stop28h 45mCathay Pacific

Deal found 4/29

$721

Best flights from California to Seoul
Discover carefully curated flight deals from California to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Sun 5/113:30 pmSFO - ICN

Nonstop13h 00mAIR PREMIA

Mon 5/266:20 pmICN - SFO

Nonstop10h 40mAIR PREMIA

Deal found 4/29

$659

Fri 9/1211:45 pmSFO - ICN

Nonstop12h 35mUnited Airlines

Tue 9/1611:30 amICN - SFO

Nonstop10h 40mUnited Airlines

Deal found 4/29

$660

Wed 9/248:00 amSFO - ICN

1 stop18h 35mHawaiian Airlines

Mon 10/278:35 pmICN - SFO

1 stop28h 36mHawaiian Airlines

Deal found 4/29

$664

Mon 8/183:30 pmSFO - ICN

Nonstop13h 00mMultiple Airlines

Thu 9/185:45 pmICN - SFO

2 stops39h 56mMultiple Airlines

Deal found 4/30

$666

Wed 10/159:10 amSFO - ICN

1 stop17h 25mAlaska Airlines

Sat 11/18:35 pmICN - SFO

1 stop19h 08mAlaska Airlines

Deal found 4/29

$676

Mon 5/1212:00 pmSFO - ICN

1 stop33h 30mChina Eastern

Fri 5/236:25 pmICN - SFO

1 stop30h 40mChina Eastern

Deal found 4/29

$682

Thu 5/1510:30 amSFO - ICN

Nonstop12h 30mAsiana Airlines

Sun 6/14:50 pmICN - SFO

Nonstop11h 00mAsiana Airlines

Deal found 4/30

$694

Mon 5/512:30 amLAX - ICN

1 stop26h 35mCathay Pacific

Tue 5/278:05 pmICN - LAX

1 stop18h 00mCathay Pacific

Deal found 4/29

$711

Tue 8/261:05 pmSFO - ICN

2 stops35h 00mAir Canada

Wed 9/175:45 pmICN - SFO

2 stops39h 56mAir Canada

Deal found 4/30

$788

Thu 9/1812:50 pmSFO - ICN

Nonstop12h 30mKorean Air

Wed 10/87:20 pmICN - SFO

1 stop15h 58mKorean Air

Deal found 4/29

$808

Wed 9/1010:50 pmSFO - ICN

1 stop25h 35mVietnam Airlines

Thu 9/2510:35 amICN - SFO

1 stop24h 05mVietnam Airlines

Deal found 4/30

$829

Sat 10/45:45 amSJC - ICN

1 stop17h 35mDelta

Sun 10/127:40 pmICN - SJC

1 stop14h 43mDelta

Deal found 4/30

$876

Last-minute flights from California to Seoul
Discover last-minute flight deals from California to Seoul. Data last updated May 1, 2025 and is based on user searches.

Wed 4/3012:20 amSFO - ICN

1 stop21h 45mMultiple Airlines

Sat 5/176:20 pmICN - SFO

Nonstop10h 40mMultiple Airlines

Deal found 4/29

$687

Wed 4/3012:55 pmSFO - ICN

1 stop38h 10mCathay Pacific

Wed 5/78:05 pmICN - SFO

1 stop18h 35mCathay Pacific

Deal found 4/29

$755

Wed 4/306:29 amSJC - ICN

1 stop18h 01mKorean Air

Wed 5/78:25 pmICN - SJC

1 stop15h 00mKorean Air

Deal found 4/29

$766

Wed 4/306:27 pmSJC - ICN

2 stops28h 33mUnited Airlines

Wed 5/711:30 amICN - SJC

2 stops25h 55mUnited Airlines

Deal found 4/29

$780

Thu 5/112:25 pmLAX - ICN

1 stop32h 15mCathay Pacific

Sun 5/118:05 pmICN - LAX

1 stop18h 00mCathay Pacific

Deal found 4/30

$715

Thu 5/112:25 pmLAX - ICN

1 stop40h 45mMultiple Airlines

Thu 5/151:30 pmICN - LAX

1 stop22h 30mMultiple Airlines

Deal found 4/29

$723

Sun 5/410:30 amSFO - ICN

Nonstop12h 30mAsiana Airlines

Tue 5/134:50 pmICN - SFO

Nonstop10h 40mAsiana Airlines

Deal found 4/29

$692

Mon 5/510:30 amSFO - ICN

Nonstop12h 30mAsiana Airlines

Thu 5/154:50 pmICN - SFO

Nonstop10h 40mAsiana Airlines

Deal found 4/30

$699

Tue 5/612:55 pmSFO - ICN

1 stop40h 15mCathay Pacific

Tue 5/2010:10 amICN - SFO

1 stop28h 30mCathay Pacific

Deal found 4/29

$822

Wed 5/711:40 pmSFO - ICN

Nonstop12h 40mUnited Airlines

Sun 5/254:50 pmICN - SFO

Nonstop11h 00mUnited Airlines

Deal found 4/29

$661

Wed 5/74:45 pmSFO - ICN

1 stop36h 30mMultiple Airlines

Wed 5/216:20 pmICN - SFO

Nonstop10h 40mMultiple Airlines

Deal found 4/29

$696

Wed 5/712:30 pmLAX - ICN

1 stop33h 00mChina Eastern

Wed 5/214:20 pmICN - LAX

1 stop33h 45mChina Eastern

Deal found 4/30

$774

One-way flights from California to Seoul
Search for one-way flight options from California to Seoul. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Sun 9/77:30 pmLAS - ICN

2 stops31h 15mMultiple Airlines

Deal found 4/30

$349

Sat 7/53:30 pmSFO - ICN

Nonstop13h 00mAIR PREMIA

Deal found 4/30

$355

Thu 9/1810:15 amSFO - ICN

2 stops40h 30mMultiple Airlines

Deal found 4/29

$373

Sun 8/241:05 amSFO - ICN

1 stop28h 05mCathay Pacific

Deal found 4/29

$381

Tue 9/22:45 pmSFO - ICN

3 stops60h 00mWestJet

Deal found 4/29

$390

Sun 8/249:10 pmLAS - ICN

3 stops29h 35mWestJet

Deal found 4/30

$395

Mon 5/124:45 pmSFO - GMP

2 stops47h 35mMultiple Airlines

Deal found 4/30

$429

Thu 9/1110:50 pmSFO - ICN

1 stop39h 50mVietnam Airlines

Deal found 4/30

$445

Thu 10/236:00 amLAS - ICN

1 stop20h 35mHawaiian Airlines

Deal found 4/30

$451

Tue 10/286:00 amLAS - ICN

1 stop17h 15mUnited Airlines

Deal found 5/1

$455

Tue 5/136:48 pmLAX - ICN

1 stop33h 42mMultiple Airlines

Deal found 4/29

$455

Sun 9/281:05 pmSFO - ICN

2 stops35h 00mAir Canada

Deal found 4/30

$459

Cheapflights Fare Finder

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

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sun 5/11

3:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

Mon 5/26

6:20 pm-1:00 pm

Nonstop10h 40m

$659

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 9/12

11:45 pm-4:20 am

Nonstop12h 35m

Incheon Intl

Tue 9/16

11:30 am-6:10 am

Nonstop10h 40m

$660

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 9/24

8:00 am-6:35 pm

1 stop18h 35m

Incheon Intl

Mon 10/27

8:35 pm-9:11 am

1 stop28h 36m

$664

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 8/18

3:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

Thu 9/18

5:45 pm-5:41 pm

2 stops39h 56m

$666

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 10/15

9:10 am-6:35 pm

1 stop17h 25m

Incheon Intl

Sat 11/1

8:35 pm-11:43 pm

1 stop19h 08m

$676

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 5/12

12:00 pm-1:30 pm

1 stop33h 30m

Incheon Intl

Fri 5/23

6:25 pm-9:05 am

1 stop30h 40m

$682

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 5/15

10:30 am-3:00 pm

Nonstop12h 30m

Incheon Intl

Sun 6/1

4:50 pm-11:50 am

Nonstop11h 00m

$694

San FranciscoSeoul

SFO - GMP

SFOGMP

San Francisco

Mon 5/26

12:00 pm-11:00 am

1 stop31h 00m

Seoul Gimpo Intl

Wed 6/4

12:00 pm-9:05 am

1 stop37h 05m

$704

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Mon 5/5

12:30 am-7:05 pm

1 stop26h 35m

Incheon Intl

Tue 5/27

8:05 pm-10:05 pm

1 stop18h 00m

$711

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 8/18

12:05 am-9:10 pm

1 stop29h 05m

Incheon Intl

Tue 9/2

10:10 am-10:55 pm

1 stop28h 45m

$721

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 60 results

...

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 $1,001). Flying from California to Seoul in December is currently the most expensive (average of $1,635). 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?

When flying from California to Seoul, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from California to Seoul

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

Rainfall in Seoul by month

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Seoul

Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from California to Seoul to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

EVA Air

8.4

Very good

1,186 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Korean Air

8.4

Very good

1,069 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Japan Airlines

8.3

Very good

1,464 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

China Airlines

8.3

Very good

732 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

ANA

8.3

Very good

852 reviews

EVA Air

8.4

Very good

1,186 reviews

Reviews

1 / 20

10.0

Excellent

Dale,Apr 2025

SFO - TPE

Great experience. Check in process was excellent - both online and bag drop

Related info for your journey

How popular is this California to Seoul flight route?
This flight path from California to Seoul was viewed by 1,017 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines to fly from California to Seoul one-way?
$355 is the cheapest one-way deal found within the past few days, from AIR PREMIA. You may also be able to find cheap deals on Cathay Pacific and WestJet, with prices starting from $381 and $390, 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 LATAM Airlines (93%), Delta (93%) or Aeromexico (93%) 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 $1,561, our data shows the cheapest flight currently is $385. When looking at the most popular route, (Los Angeles - Incheon Intl), you can expect to pay $427 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 $1,001). Flying from California to Seoul in December is currently the most expensive (average of $1,635). 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

Top 10 airlines flying from California to Seoul

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$300	Average$1,231	FlexibilityNo cancel fee	On-time69%
XiamenAir	Cheapest$363	Average$665	FlexibilityNo cancel fee	On-time49%
Hawaiian Airlines	Cheapest$403	Average$1,015	FlexibilityNo cancel fee	On-time85%
Turkish Airlines	Cheapest$439	Average$1,140	FlexibilityNo cancel fee	On-time77%
WestJet	Cheapest$549	Average$998	FlexibilityNo cancel fee	On-time60%
American Airlines	Cheapest$550	Average$1,080	FlexibilityNo cancel fee	On-time71%
Air Canada	Cheapest$573	Average$1,049	FlexibilityNo cancel fee	On-time67%
Air China	Cheapest$633	Average$718	FlexibilityNo cancel fee	On-time67%
China Eastern	Cheapest$644	Average$752	FlexibilityNo cancel fee	On-time62%
ZIPAIR	Cheapest$658	Average$761	FlexibilityNo cancel fee	On-timeN/A

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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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.

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Cheap flight deals from California to Seoul

Keep the following information in mind while searching for California to Seoul flight deals. Data was last updated May 1, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from California to Seoul

Cheapest flights from California to SeoulExplore 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 May 1, 2025.

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 May 1, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from California to Seoul that are best for you.

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.

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?

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 May 1, 2025.

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 May 1, 2025.

Rainfall in Seoul by month

Plan your trip to Seoul by taking into account the average rainfall totals by month.

Temperature in Seoul by month

Plan your trip to Seoul by taking into account the average temperature totals by month.

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated May 1, 2025.

Peruse reviews from past customers who have flown with EVA Air, Korean Air and Japan Airlines from California to Seoul to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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 popular is this California to Seoul flight route?

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

What are the most popular routes from California to Seoul?

What are the most reliable airlines from California to Seoul?

What are the cheapest flights from California to Seoul?

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

How can I find direct flights from California to Seoul?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for California to Seoul

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from California to Seoul

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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 May 1, 2025.