What is the cheapest airline that flies from California to Seoul?

United Airlines, AIR PREMIA, and Cathay Pacific are the most popular carriers operating from California to Seoul

How many flights depart from California to Seoul on average per week?

As of November 2026, there are 188 flights per week flying from California to Seoul. The most common day of the week flights depart is Fri, with 17% of flights taking off on this day.

How long does it take to fly to Seoul?

If you’re flying from a popular airport in California, such as San Francisco or Los Angeles, and flying into Seoul, then you can expect flight times to average 12h 40m and 13h, respectively.

How many flights depart from California to Seoul on average per day?

26 flights are operational daily from California to Seoul as of November 2026. The most popular departure time for this route is 11:00PM, with 52% of flights per day taking off in the evening.

What airlines fly to Seoul?

AIR PREMIA, Asiana Airlines and United Airlines are the top three most popular airlines that fly to Seoul from California according to our data. AIR PREMIA is the first choice among our users, with 60% of people opting to fly with this airline when traveling to Seoul. Keep in mind that there are 17 different airlines that fly to Seoul on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from California to Seoul?

Prices for flights from California to Seoul were last updated today.

How many operators does momondo search for flights from California to Seoul?

As of November 2026, there are 17 operators available to choose from for flights from California to Seoul.

How old do you have to be to fly from California to Seoul?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Seoul.

What documentation or ID do you need to fly to Seoul?

The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$330 Cheap Flights from California to Seoul in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from California to Seoul

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:20 pm - 9:20 pmSFO San Francisco-ICN Incheon Intl

13h 00mnonstop

7:45 pm - 1:20 pmICN Incheon Intl-SFO San Francisco

10h 35mnonstop

$652AIR PREMIA

Fri, Jan 22 - Fri, Jan 29

12:00 pm - 8:55 pmSFO San Francisco-ICN Incheon Intl

39h 55m1 stop Beijing Capital

1:10 pm - 9:30 amICN Incheon Intl-SFO San Francisco

37h 20m1 stop Beijing Capital

$652Air China

Wed, Dec 2 - Tue, Dec 15

12:00 pm - 4:35 pmSFO San Francisco-ICN Incheon Intl

35h 35m1 stop Beijing Capital

1:10 pm - 9:30 amICN Incheon Intl-SFO San Francisco

37h 20m1 stop Beijing Capital

$653Air China

Sat, Nov 28 - Tue, Dec 8

10:20 am - 4:15 pmSFO San Francisco-ICN Incheon Intl

12h 55mnonstop

6:00 pm - 11:45 amICN Incheon Intl-SFO San Francisco

10h 45mnonstop

$654United Airlines

Fri, Dec 4 - Thu, Dec 10

10:20 am - 4:15 pmSFO San Francisco-ICN Incheon Intl

12h 55mnonstop

6:00 pm - 11:45 amICN Incheon Intl-SFO San Francisco

10h 45mnonstop

$654United Airlines

Thu, Dec 3 - Sat, Dec 12

3:20 pm - 9:20 pmSFO San Francisco-ICN Incheon Intl

13h 00mnonstop

7:45 pm - 1:20 pmICN Incheon Intl-SFO San Francisco

10h 35mnonstop

$654AIR PREMIA

Sun, Nov 29 - Sat, Dec 12

11:45 pm - 5:40 amSFO San Francisco-ICN Incheon Intl

12h 55mnonstop

6:00 pm - 11:45 amICN Incheon Intl-SFO San Francisco

10h 45mnonstop

$703Asiana Airlines

Wed, Dec 2 - Fri, Dec 11

11:30 am - 11:00 amLAX Los Angeles-GMP Seoul Gimpo Intl

30h 30m1 stop Shanghai Pu Dong

8:50 pm - 9:05 amGMP Seoul Gimpo Intl-LAX Los Angeles

29h 15m1 stop Shanghai Hongqiao Intl

$704China Eastern

Mon, Mar 1 - Sat, Mar 6

11:30 am - 7:50 pmLAX Los Angeles-GMP Seoul Gimpo Intl

39h 20m1 stop Shanghai Pu Dong

8:50 pm - 9:05 amGMP Seoul Gimpo Intl-LAX Los Angeles

29h 15m1 stop Shanghai Hongqiao Intl

$704China Eastern

Mon, Mar 1 - Thu, Mar 11

11:45 pm - 5:40 amSFO San Francisco-ICN Incheon Intl

12h 55mnonstop

6:00 pm - 11:45 amICN Incheon Intl-SFO San Francisco

10h 45mnonstop

$753Asiana Airlines

Mon, Dec 7 - Thu, Dec 17

Cheap last minute flights

Enter your travel dates to find the best prices.

12:00 pm - 11:40 amSFO San Francisco-ICN Incheon Intl

30h 40m1 stop Beijing Capital

9:55 pm - 9:30 amICN Incheon Intl-SFO San Francisco

28h 35m1 stop Beijing Daxing Intl

$662Air China

Wed, Nov 11 - Tue, Nov 17

12:00 pm - 11:40 amSFO San Francisco-ICN Incheon Intl

30h 40m1 stop Beijing Capital

1:10 pm - 9:30 amICN Incheon Intl-SFO San Francisco

37h 20m1 stop Beijing Capital

$662Air China

Wed, Nov 11 - Tue, Nov 24

3:20 pm - 9:20 pmSFO San Francisco-ICN Incheon Intl

13h 00mnonstop

7:45 pm - 1:20 pmICN Incheon Intl-SFO San Francisco

10h 35mnonstop

$689AIR PREMIA

Wed, Nov 11 - Wed, Nov 18

3:20 pm - 9:20 pmSFO San Francisco-ICN Incheon Intl

13h 00mnonstop

7:45 pm - 1:20 pmICN Incheon Intl-SFO San Francisco

10h 35mnonstop

$707AIR PREMIA

Fri, Nov 13 - Wed, Nov 18

10:55 pm - 12:20 pmLAX Los Angeles-ICN Incheon Intl

20h 25m1 stop Xiamen Gaoqi Intl

1:20 pm - 7:00 pmICN Incheon Intl-LAX Los Angeles

22h 40m1 stop Xiamen Gaoqi Intl

$742XiamenAir

Sun, Nov 15 - Tue, Nov 24

9:20 pm - 6:35 pmLAX Los Angeles-ICN Incheon Intl

28h 15m1 stop Hong Kong Intl

1:50 pm - 9:05 pmICN Incheon Intl-LAX Los Angeles

24h 15m1 stop Hong Kong Intl

$753Cathay Pacific

Wed, Nov 11 - Wed, Nov 25

9:20 pm - 12:45 pmLAX Los Angeles-ICN Incheon Intl

22h 25m1 stop Hong Kong Intl

10:00 am - 9:05 pmICN Incheon Intl-LAX Los Angeles

28h 05m1 stop Hong Kong Intl

$787Cathay Pacific

Wed, Nov 11 - Wed, Nov 25

11:05 am - 12:40 amLAX Los Angeles-ICN Incheon Intl

20h 35m1 stop Hong Kong Intl

1:10 pm - 7:00 pmICN Incheon Intl-LAX Los Angeles

22h 50m1 stop Beijing Capital

$805Multiple Airlines

Tue, Nov 10 - Thu, Dec 10

11:05 am - 12:40 amLAX Los Angeles-ICN Incheon Intl

20h 35m1 stop Hong Kong Intl

1:10 pm - 7:00 pmICN Incheon Intl-LAX Los Angeles

22h 50m1 stop Beijing Capital

$831Multiple Airlines

Tue, Nov 10 - Mon, Nov 23

10:55 pm - 12:20 pmLAX Los Angeles-ICN Incheon Intl

20h 25m1 stop Xiamen Gaoqi Intl

1:20 pm - 7:00 pmICN Incheon Intl-LAX Los Angeles

22h 40m1 stop Xiamen Gaoqi Intl

$858XiamenAir

Sun, Nov 15 - Tue, Nov 24

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Cathay Pacific flights from California to Seoul

Our best Cathay Pacific deals on California to Seoul flight tickets

Cathay Pacific

Mar 18

LAX10:20 pmLos Angeles

23h 30m

1 stop

ICN1:50 pmIncheon Intl

Apr 5

ICN8:00 amIncheon Intl

24h 30m

1 stop

LAX4:30 pmLos Angeles

$753

Cathay Pacific

Nov 11

LAX9:20 pmLos Angeles

22h 25m

1 stop

ICN12:45 pmIncheon Intl

Nov 25

ICN10:00 amIncheon Intl

28h 05m

1 stop

LAX9:05 pmLos Angeles

$787

Cathay Pacific

Nov 16

LAX11:05 amLos Angeles

41h 20m

1 stop

ICN9:25 pmIncheon Intl

Dec 1

ICN3:00 pmIncheon Intl

35h 20m

1 stop

LAX9:20 amLos Angeles

$818

China Eastern flights from California to Seoul

Our best China Eastern deals on California to Seoul flight tickets

China Eastern

Mar 1

LAX11:30 amLos Angeles

30h 30m

1 stop

GMP11:00 amSeoul Gimpo Intl

Mar 6

GMP8:50 pmSeoul Gimpo Intl

29h 15m

1 stop

LAX9:05 amLos Angeles

$704

China Eastern

Mar 11

LAX11:30 amLos Angeles

30h 30m

1 stop

GMP11:00 amSeoul Gimpo Intl

Mar 17

GMP8:50 pmSeoul Gimpo Intl

29h 15m

1 stop

LAX10:05 amLos Angeles

$713

China Eastern

Jan 20

LAX11:30 amLos Angeles

34h 50m

1 stop

ICN3:20 pmIncheon Intl

Mar 17

ICN8:50 pmIncheon Intl

29h 15m

2 stops

LAX10:05 amLos Angeles

$716

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

San FranciscoIncheon

SFO San Francisco - ICN Incheon Intl

SFOICN

San Francisco

Fri 1/22

3:20 pm-9:20 pm

Nonstop13h 00m

Incheon Intl

Fri 1/29

7:45 pm-1:20 pm

Nonstop10h 35m

$652

San FranciscoIncheon

SFO San Francisco - ICN Incheon Intl

SFOICN

San Francisco

Wed 12/2

12:00 pm-8:55 pm

1 stop39h 55m

Incheon Intl

Tue 12/15

1:10 pm-9:30 am

1 stop37h 20m

$652

San FranciscoIncheon

SFO San Francisco - ICN Incheon Intl

SFOICN

San Francisco

Sat 11/28

12:00 pm-4:35 pm

1 stop35h 35m

Incheon Intl

Tue 12/8

1:10 pm-9:30 am

1 stop37h 20m

$653

San FranciscoIncheon

SFO San Francisco - ICN Incheon Intl

SFOICN

San Francisco

Fri 12/4

10:20 am-4:15 pm

Nonstop12h 55m

Incheon Intl

Thu 12/10

6:00 pm-11:45 am

Nonstop10h 45m

$654

San FranciscoIncheon

SFO San Francisco - ICN Incheon Intl

SFOICN

San Francisco

Thu 12/3

10:20 am-4:15 pm

Nonstop12h 55m

Incheon Intl

Sat 12/12

6:00 pm-11:45 am

Nonstop10h 45m

$654

San FranciscoIncheon

SFO San Francisco - ICN Incheon Intl

SFOICN

San Francisco

Sun 11/29

3:20 pm-9:20 pm

Nonstop13h 00m

Incheon Intl

Sat 12/12

7:45 pm-1:20 pm

Nonstop10h 35m

$654

San FranciscoIncheon

SFO San Francisco - ICN Incheon Intl

SFOICN

San Francisco

Wed 12/2

11:45 pm-5:40 am

Nonstop12h 55m

Incheon Intl

Fri 12/11

6:00 pm-11:45 am

Nonstop10h 45m

$703

Los AngelesSeoul

LAX Los Angeles - GMP Seoul Gimpo Intl

LAXGMP

Los Angeles

Mon 3/1

11:30 am-11:00 am

1 stop30h 30m

Seoul Gimpo Intl

Sat 3/6

8:50 pm-9:05 am

1 stop29h 15m

$704

Los AngelesSeoul

LAX Los Angeles - GMP Seoul Gimpo Intl

LAXGMP

Los Angeles

Mon 3/1

11:30 am-7:50 pm

1 stop39h 20m

Seoul Gimpo Intl

Thu 3/11

8:50 pm-9:05 am

1 stop29h 15m

$704

San FranciscoIncheon

SFO San Francisco - ICN Incheon Intl

SFOICN

San Francisco

Mon 12/7

11:45 pm-5:40 am

Nonstop12h 55m

Incheon Intl

Thu 12/17

6:00 pm-11:45 am

Nonstop10h 45m

$753

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from California to Seoul

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Seoul?

The month of February is another great option to travel to Seoul, with average flight prices from California averaging around $807.

What is the cheapest day to depart on your flight to Seoul?

According to our data, Tuesday is the cheapest day to fly to Seoul from California. The lowest ticket price found for a Tuesday departure recently was $810. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Seoul is Saturday, with ticket prices averaging around $937.

What is the cheapest time of day to depart on your flight to Seoul?

Flying to Seoul from California in the evening is the least expensive time of day to depart. momondo users have found prices as low as $825 when looking at flights departing in the evening. In the afternoon is when there is more demand to fly to Seoul, so prices are often more expensive at around $1,793 per ticket.

What is the cheapest California to Seoul flight route?

Fly from Los Angeles to Incheon Intl for the best California - Seoul flight prices

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

You are more likely to see cheaper flights to Seoul from California when booking weeks ahead of your departure date. In general, you can expect to find flights to Seoul for around $992 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seoul from California for as low as $862 on momondo.

What cabin class options are available on California to Seoul flights?

There are 4 cabin classes available to choose from on California to Seoul flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap California to Seoul flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from California to Seoul

Best Price Found	$330
Fastest flight time	12h 40m
Direct flights	Every day
Airports in Seoul	2 airports

The best one-way flight to Seoul from California in the past 72 hours is $330. The best round-trip flight deal from California to Seoul found on momondo in the last 72 hours is $652.

The fastest flight from California to Seoul takes 12h 40m

Direct flights go from California to Seoul every day.

There are 2 airports in Seoul. From California there are direct flights to Incheon Intl (ICN).

Search flight deals

Frequently asked questions about flying from California to Seoul

When did momondo last update prices for flights from California to Seoul?
Prices for flights from California to Seoul were last updated today.
How many operators does momondo search for flights from California to Seoul?
As of November 2026, there are 17 operators available to choose from for flights from California to Seoul.
How old do you have to be to fly from California to Seoul?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from California to Seoul.
What documentation or ID do you need to fly to Seoul?
The required travel and health documents for your Seoul trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from California to Seoul?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from California to Seoul is Boeing 787-9 Dreamliner (26.80% of total bookings). The next most popular plane models are Airbus A350-900 (16.37%), Boeing 747-8 (15.12%), and Boeing 787-10 Dreamliner (12.67%).

Best airlines flying from California to Seoul

Compare and see reviews for airlines that fly from California to Seoul with momondo

Airline	Rating	Free Cancellation	Price
Philippine Airlines	PriceFrom $144	Free Cancellation	Rating 7.3 1,040 reviews	Search Philippine Airlines flights
XiamenAir	PriceFrom $374	Free Cancellation	Rating 6.8 53 reviews	Search XiamenAir flights
AIR PREMIA	PriceFrom $382	Free Cancellation	Rating 8.0 115 reviews	Search AIR PREMIA flights
Air Canada	PriceFrom $460	Free Cancellation	Rating 7.1 11,876 reviews	Search Air Canada flights
China Southern	PriceFrom $578	Free Cancellation	Rating 7.5 188 reviews	Search China Southern flights
Japan Airlines	PriceFrom $598	Free Cancellation	Rating 8.3 1,969 reviews	Search Japan Airlines flights
Cathay Pacific	PriceFrom $640	Free Cancellation	Rating 7.6 1,541 reviews	Search Cathay Pacific flights
China Airlines	PriceFrom $640	Free Cancellation	Rating 8.3 856 reviews	Search China Airlines flights
United Airlines	PriceFrom $643	Free Cancellation	Rating 7.3 10,472 reviews	Search United Airlines flights
China Eastern	PriceFrom $655	Free Cancellation	Rating 7.3 249 reviews	Search China Eastern flights

Why use momondo?

Why should I use momondo to find a flight deal from California to Seoul?

Finding the right flight to Seoul from California is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Seoul quick and easy, saving you time and money.

Can I find flights from California to Seoul with flexible booking policies on momondo?

Yes. All flights to Seoul from California on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from California to Seoul?

Once you have performed a search for California to Seoul flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from California to Seoul right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Seoul from California. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Fly into one of these airports located in Seoul

Seoul Gimpo Intl Airport

Incheon Intl Airport

Cheap flights from California to Seoul from $330

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Seoul departing on 11/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from California to Seoul

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Cathay Pacific flights from California to Seoul

Our best Cathay Pacific deals on California to Seoul flight tickets

China Eastern flights from California to Seoul

Our best China Eastern deals on California to Seoul flight tickets

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See travel insights to Seoul from

How to get the cheapest flight ticket from California to Seoul

What is the cheapest month to fly to Seoul?

What is the cheapest day to depart on your flight to Seoul?

What is the cheapest time of day to depart on your flight to Seoul?

What is the cheapest California to Seoul flight route?

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

What cabin class options are available on California to Seoul flights?

What is the cheapest airline that flies from California to Seoul?

What airlines fly to Seoul?

How many flights depart from California to Seoul on average per day?

How many flights depart from California to Seoul on average per week?

How long does it take to fly to Seoul?

Cheap California to Seoul flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Airports in Seoul

Frequently asked questions about flying from California to Seoul

Best airlines flying from California to Seoul

Compare and see reviews for airlines that fly from California to Seoul with momondo

Why use momondo?

An easier way to manage your Seoul trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Korea

Fly into one of these airports located in Seoul

Airports listed have a maximum distance of 30.3 mi from Seoul

Fly your favorite airline to Seoul

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Seoul

List of cabin classes available on flights landing in Seoul. Availability may vary depending on flight origin and airline.

Popular cities in South Korea

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from California

According to popular flight searches on momondo this year

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