What is the cheapest airline that flies from California to South Korea?

AIR PREMIA and WestJet are the most popular carriers operating from California to South Korea

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

As of July 2025, there are 220 flights per week flying from California to South Korea. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.

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

As of July 2025, 31 flights take off from California and land in South Korea each day. The most common flight departure time for this route is 11:00PM, with 52% of daily flights taking off in the evening.

What airlines fly to South Korea?

AIR PREMIA, Asiana Airlines and United Airlines are the top three most popular airlines that fly to South Korea from California according to our data. AIR PREMIA is the first choice among our users, with 51% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 19 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

How long is the flight from California to South Korea?

The flight from California to South Korea depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from San Francisco (a popular airport in California) to Incheon Intl Airport (the most popular airport in South Korea), then the flight time is 12h on average. If you fly from Los Angeles (another popular airport in California) to Incheon Intl Airport, then the average flight time is 12h 55m.

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

Prices for flights from California to South Korea refresh daily.

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

The number of operators available for flights from California to South Korea is 19 as of July 2025.

How old do you have to be to fly from California to South Korea?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to South Korea.

What documentation or ID do you need to fly to South Korea?

The required travel and health documents for your South Korea 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 South Korea. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$337 Cheap Flights from California to South Korea in 2025

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from California to South Korea

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

3:30 pm - 8:30 pmSFO-ICN

13h 00mnonstop

6:20 pm - 1:00 pmICN-SFO

10h 40mnonstop

$604AIR PREMIA

Find Deal

Fri, Aug 22 - Mon, Sep 15

3:30 pm - 8:30 pmSFO-ICN

13h 00mnonstop

6:20 pm - 1:00 pmICN-SFO

10h 40mnonstop

$606AIR PREMIA

Find Deal

Fri, Aug 22 - Mon, Sep 15

11:45 pm - 4:20 amSFO-ICN

12h 35mnonstop

4:50 pm - 11:35 amICN-SFO

10h 45mnonstop

$612United Airlines

Find Deal

Thu, Sep 25 - Mon, Sep 29

10:35 am - 3:00 pmSFO-ICN

12h 25mnonstop

11:30 am - 6:10 amICN-SFO

10h 40mnonstop

$622United Airlines

Find Deal

Thu, Sep 25 - Mon, Sep 29

12:30 pm - 2:50 pmLAX-ICN

34h 20m2 stops

4:40 pm - 9:05 amICN-LAX

33h 25m2 stops

$645China Eastern

Find Deal

Mon, Sep 1 - Mon, Dec 1

12:30 pm - 3:20 pmLAX-ICN

34h 50m1 stop

12:55 pm - 9:05 amICN-LAX

37h 10m1 stop

$649China Eastern

Find Deal

Mon, Sep 1 - Mon, Dec 1

12:45 pm - 1:05 pmSFO-GMP

32h 20m1 stop

2:25 pm - 9:15 amGMP-SFO

35h 50m1 stop

$652Air China

Find Deal

Sat, Nov 1 - Fri, Nov 14

1:00 pm - 4:35 pmSFO-ICN

35h 35m1 stop

10:40 am - 10:30 amICN-SFO

15h 50m1 stop

$652Air China

Find Deal

Sat, Oct 18 - Sat, Oct 25

7:25 am - 4:05 pmLAS-ICN

16h 40m1 stop

9:45 am - 11:14 pmICN-LAS

29h 29m2 stops

$659

Find Deal

Thu, Sep 4 - Wed, Oct 15

7:30 am - 6:45 pmSFO-ICN

19h 15m1 stop

6:20 pm - 1:00 pmICN-SFO

10h 40mnonstop

$674

Find Deal

Wed, Oct 1 - Wed, Oct 15

Air China flights from California to South Korea

Our best Air China deals on California to South Korea flight tickets

Air China

Oct 18

SFO1:00 pmSan Francisco

35h 35m

1 stop

ICN4:35 pmIncheon Intl

Oct 25

ICN10:40 amIncheon Intl

15h 50m

1 stop

SFO10:30 amSan Francisco

$652

Find similar

Air China

Oct 25

SFO1:00 pmSan Francisco

32h 05m

1 stop

GMP1:05 pmSeoul Gimpo Intl

Nov 11

GMP2:25 pmSeoul Gimpo Intl

35h 50m

1 stop

SFO9:15 amSan Francisco

$657

Find similar

Air China

Oct 29

SFO12:45 pmSan Francisco

32h 20m

1 stop

GMP1:05 pmSeoul Gimpo Intl

Nov 14

GMP2:25 pmSeoul Gimpo Intl

35h 50m

1 stop

SFO9:15 amSan Francisco

$683

Find similar

Air Canada flights from California to South Korea

Our best Air Canada deals on California to South Korea flight tickets

Air Canada

Nov 3

LAX6:30 amLos Angeles

17h 40m

1 stop

ICN5:10 pmIncheon Intl

Nov 5

ICN6:55 pmIncheon Intl

19h 13m

1 stop

LAX9:08 pmLos Angeles

$666

Find similar

Air Canada

Nov 3

LAX6:10 pmLos Angeles

30h 00m

1 stop

ICN5:10 pmIncheon Intl

Nov 17

ICN6:55 pmIncheon Intl

19h 13m

1 stop

LAX9:08 pmLos Angeles

$667

Find similar

Air Canada

Sep 18

LAX6:00 amLos Angeles

18h 05m

1 stop

ICN4:05 pmIncheon Intl

Sep 23

ICN5:45 pmIncheon Intl

16h 13m

1 stop

LAX5:58 pmLos Angeles

$671

Find similar

Fly from

Fly to

Route

Depart

Return

Price

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 8/22

3:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

Mon 9/15

6:20 pm-1:00 pm

Nonstop10h 40m

$604

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 8/22

3:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

Mon 9/15

6:20 pm-1:00 pm

Nonstop10h 40m

$606

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 9/25

11:45 pm-4:20 am

Nonstop12h 35m

Incheon Intl

Mon 9/29

4:50 pm-11:35 am

Nonstop10h 45m

$612

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Thu 9/25

10:35 am-3:00 pm

Nonstop12h 25m

Incheon Intl

Mon 9/29

11:30 am-6:10 am

Nonstop10h 40m

$622

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Mon 9/1

12:30 pm-2:50 pm

2 stops34h 20m

Incheon Intl

Mon 12/1

4:40 pm-9:05 am

2 stops33h 25m

$645

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Mon 9/1

12:30 pm-3:20 pm

1 stop34h 50m

Incheon Intl

Mon 12/1

12:55 pm-9:05 am

1 stop37h 10m

$649

San FranciscoSeoul

SFO - GMP

SFOGMP

San Francisco

Sat 11/1

12:45 pm-1:05 pm

1 stop32h 20m

Seoul Gimpo Intl

Fri 11/14

2:25 pm-9:15 am

1 stop35h 50m

$652

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 10/18

1:00 pm-4:35 pm

1 stop35h 35m

Incheon Intl

Sat 10/25

10:40 am-10:30 am

1 stop15h 50m

$652

Las VegasIncheon

LAS - ICN

LASICN

Las Vegas Harry Reid Intl

Thu 9/4

7:25 am-4:05 pm

1 stop16h 40m

Incheon Intl

Wed 10/15

9:45 am-11:14 pm

2 stops29h 29m

$659

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 10/1

7:30 am-6:45 pm

1 stop19h 15m

Incheon Intl

Wed 10/15

6:20 pm-1:00 pm

Nonstop10h 40m

$674

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 South Korea

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 South Korea?

If you aren’t able to travel to South Korea during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $863.

What is the cheapest day to depart on your flight to South Korea?

On average, the least expensive day to fly to South Korea from California is on a Monday. momondo users have found tickets for Monday departures for as low as $823. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from California to South Korea for around $997.

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

Flying to South Korea from California in the morning is the least expensive time of day to depart. momondo users have found prices as low as $838 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $930 on average. Flights to South Korea from California in the evening are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest California to South Korea flight route?

Fly from San Francisco to Incheon Intl for the best California - South Korea flight prices

How far in advance should I book a flight to South Korea?

You are more likely to see cheaper flights to South Korea from California when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $1,046 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from California for as low as $888 on momondo.

What cabin class options are available on California to South Korea flights?

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

Can stopping save me money on California to South Korea flights?

You could potentially save up to 1% on your flight if you consider stops on a California to South Korea flight.

Cheap California to South Korea flight deals and tips

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

Best Price Found	$337
Fastest flight time	12h 25m
Direct flights	Every day
Airports in South Korea	2 airports

The best one-way flight to South Korea from California in the past 72 hours is $337. The best round-trip flight deal from California to South Korea found on momondo in the last 72 hours is $604.

The fastest flight from California to South Korea takes 12h 25m

Direct flights go from California to South Korea every day.

There are 2 airports near South Korea: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)

Search flight deals

When did momondo last update prices for flights from California to South Korea?
Prices for flights from California to South Korea refresh daily.
How many operators does momondo search for flights from California to South Korea?
The number of operators available for flights from California to South Korea is 19 as of July 2025.
How old do you have to be to fly from California to South Korea?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from California to South Korea.
What documentation or ID do you need to fly to South Korea?
The required travel and health documents for your South Korea 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 South Korea. 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 South Korea?
momondo data reveals that the most frequently booked plane model on the route from California to South Korea is Boeing 787-9 Dreamliner, representing 25.87% of all bookings. The subsequent popular models are Boeing 777-300ER at 17.95%, Airbus A380-800 at 15.78%, and Boeing 747-8 at 12.85%.

Best airlines flying from California to South Korea

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

Airline	Rating	Free Cancellation	Price
XiamenAir	PriceFrom $363	Free Cancellation	Rating 6.6 41 reviews	Search XiamenAir flights
AIR PREMIA	PriceFrom $399	Free Cancellation	Rating 8.2 59 reviews	Search AIR PREMIA flights
United Airlines	PriceFrom $418	Free Cancellation	Rating 7.4 8,900 reviews	Search United Airlines flights
Hawaiian Airlines	PriceFrom $422	Free Cancellation	Rating 7.8 2,611 reviews	Search Hawaiian Airlines flights
China Airlines	PriceFrom $528	Free Cancellation	Rating 8.3 754 reviews	Search China Airlines flights
WestJet	PriceFrom $549	Free Cancellation	Rating 7.2 2,978 reviews	Search WestJet flights
Air Canada	PriceFrom $592	Free Cancellation	Rating 7.1 9,851 reviews	Search Air Canada flights
China Eastern	PriceFrom $640	Free Cancellation	Rating 7.2 158 reviews	Search China Eastern flights
Air China	PriceFrom $643	Free Cancellation	Rating 7.3 93 reviews	Search Air China flights
Asiana Airlines	PriceFrom $656	Free Cancellation	Rating 8.2 468 reviews	Search Asiana Airlines flights

Why use momondo?

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

Finding the right flight to South Korea 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 South Korea quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to South Korea from California which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from California to South Korea?

Once you have performed a search for California to South Korea 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 South Korea right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to South Korea 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.

An easier way to manage your South Korea 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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Tue 8/5

Tue 8/12

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to South Korea

Popular cities in South Korea

Flights to Seoulfrom $604

Flights to Jeju Cityfrom $744

Flights to Busanfrom $699

Flights to Gwangjufrom $1,479

Flights to Muan

Cheap flights from California to South Korea from $337

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 South Korea departing on 8/31. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from California to South Korea

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

Air China flights from California to South Korea

Our best Air China deals on California to South Korea flight tickets

Air Canada flights from California to South Korea

Our best Air Canada deals on California to South Korea flight tickets

momondo Fare Finder

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

See travel insights to South Korea from

How to get the cheapest flight ticket from California to South Korea

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

What is the cheapest month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $863.

What is the cheapest day to depart on your flight to South Korea?

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

What is the cheapest California to South Korea flight route?

Fly from San Francisco to Incheon Intl for the best California - South Korea flight prices

How far in advance should I book a flight to South Korea?

What cabin class options are available on California to South Korea flights?

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

Can stopping save me money on California to South Korea flights?

You could potentially save up to 1% on your flight if you consider stops on a California to South Korea flight.

What is the cheapest airline that flies from California to South Korea?

AIR PREMIA and WestJet are the most popular carriers operating from California to South Korea

What airlines fly to South Korea?

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

As of July 2025, 31 flights take off from California and land in South Korea each day. The most common flight departure time for this route is 11:00PM, with 52% of daily flights taking off in the evening.

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

As of July 2025, there are 220 flights per week flying from California to South Korea. The most common day of the week flights depart is Wed, with 15% of flights taking off on this day.

How long is the flight from California to South Korea?

Cheap California to South Korea flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in South Korea

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

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

How old do you have to be to fly from California to South Korea?

What documentation or ID do you need to fly to South Korea?

What is the most popular plane model from California to South Korea?

Best airlines flying from California to South Korea

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

Why use momondo?

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

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

How can momondo help me find flights from California to South Korea?

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

An easier way to manage your South Korea 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

Popular cities in South Korea

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