How long is the flight from United States to South Korea?

The flight from United States 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 United States) to Incheon Intl Airport (the most popular airport in South Korea), then the flight time is 12h 40m on average. If you fly from Los Angeles (another popular airport in United States) to Incheon Intl Airport, then the average flight time is 12h 55m.

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

AIR PREMIA, China Southern, and Hainan Airlines are the most popular carriers operating from United States to South Korea

What airlines fly to South Korea?

AIR PREMIA, Korean Air and Air Canada are the top three most popular airlines that fly to South Korea from United States according to our data. AIR PREMIA is the first choice among our users, with 40% of people opting to fly with this airline when traveling to South Korea. Keep in mind that there are 26 different airlines that fly to South Korea on a routine basis, so you have a few additional options to choose from.

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

As of November 2025, there are 404 flights per week flying from United States to South Korea. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

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

As of November 2025, there are 57 flights per day flying from United States to South Korea. The most common time of day flights depart is 11:00PM, with 51% of flights taking off in the evening.

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

Prices for flights from United States to South Korea are updated daily.

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

As of November 2025, there are 25 operators available to choose from for flights from United States to South Korea.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to South Korea.

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

The travel and health documents you'll need for your trip to South Korea may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Korea. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$307 Cheap Flights from the United States to South Korea in 2025/26

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Find the cheapest flights from the United States to South Korea

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One-way

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Direct

Recent round-trip flight deals from the United States to South Korea

Enter your travel dates to find the best prices.

10:45 pm - 12:20 pmLAX-ICN

20h 35m1 stop

1:20 pm - 7:00 pmICN-LAX

22h 40m1 stop

$563XiamenAir

Find Deal

Tue, Nov 25 - Thu, Dec 4

11:00 pm - 9:50 pmLAX-ICN

30h 50m1 stop

4:15 pm - 7:30 pmICN-LAX

19h 15m1 stop

$571China Southern

Find Deal

Sat, Mar 14 - Sat, Mar 21

2:30 pm - 8:30 pmSFO-ICN

13h 00mnonstop

6:55 pm - 12:30 pmICN-SFO

10h 35mnonstop

$649AIR PREMIA

Find Deal

Fri, Jan 30 - Mon, Feb 9

2:30 pm - 8:30 pmSFO-ICN

13h 00mnonstop

6:55 pm - 12:30 pmICN-SFO

10h 35mnonstop

$654AIR PREMIA

Find Deal

Mon, Dec 1 - Mon, Dec 8

10:30 am - 4:15 pmSFO-ICN

12h 45mnonstop

12:45 pm - 6:30 amICN-SFO

10h 45mnonstop

$661United Airlines

Find Deal

Wed, Nov 19 - Thu, Dec 4

10:05 am - 5:10 pmSEA-ICN

14h 05m1 stop

6:55 pm - 7:16 pmICN-SEA

17h 21m1 stop

$665Air Canada

Find Deal

Thu, Nov 20 - Wed, Nov 26

10:05 am - 5:10 pmSEA-ICN

14h 05m1 stop

5:55 pm - 7:16 pmICN-SEA

18h 21m1 stop

$668Air Canada

Find Deal

Mon, Nov 24 - Sun, Dec 7

10:00 am - 4:45 pmDFW-ICN

15h 45mnonstop

7:15 pm - 5:05 pmICN-DFW

12h 50mnonstop

$901American Airlines

Find Deal

Tue, Nov 25 - Tue, Dec 2

2:30 pm - 4:45 pmJFK-ICN

36h 15m2 stops

7:15 pm - 3:06 pmICN-JFK

33h 51m2 stops

$902American Airlines

Find Deal

Mon, Nov 24 - Thu, Nov 27

5:20 pm - 4:15 pmDFW-ICN

31h 55m2 stops

6:00 pm - 10:30 pmICN-DFW

19h 30m1 stop

$916United Airlines

Find Deal

Thu, Feb 12 - Wed, Feb 25

China Eastern flights from United States to South Korea

Our best China Eastern deals on United States to South Korea flight tickets

China Eastern

Nov 30

LAX11:30 amLos Angeles

40h 15m

1 stop

ICN8:45 pmIncheon Intl

Dec 15

ICN8:55 amIncheon Intl

17h 10m

1 stop

LAX9:05 amLos Angeles

$654

Find similar

China Eastern

Nov 30

LAX11:30 amLos Angeles

34h 35m

1 stop

ICN3:05 pmIncheon Intl

Dec 3

ICN8:50 pmIncheon Intl

29h 15m

2 stops

LAX9:05 amLos Angeles

$655

Find similar

China Eastern

Dec 2

LAX11:30 amLos Angeles

30h 45m

2 stops

ICN11:15 amIncheon Intl

Dec 11

ICN8:50 pmIncheon Intl

29h 15m

2 stops

LAX9:05 amLos Angeles

$656

Find similar

Air China flights from United States to South Korea

Our best Air China deals on United States to South Korea flight tickets

Air China

Nov 17

LAX10:25 pmLos Angeles

25h 10m

1 stop

ICN4:35 pmIncheon Intl

Nov 24

ICN1:10 pmIncheon Intl

22h 50m

1 stop

LAX7:00 pmLos Angeles

$661

Find similar

Air China

Mar 7

SFO12:00 pmSan Francisco

30h 40m

1 stop

ICN11:40 amIncheon Intl

Mar 10

ICN5:50 pmIncheon Intl

32h 40m

1 stop

SFO10:30 amSan Francisco

$680

Find similar

Air China

Nov 11

LAX8:55 pmLos Angeles

26h 40m

2 stops

ICN4:35 pmIncheon Intl

Nov 18

ICN11:10 amIncheon Intl

23h 50m

2 stops

LAX6:00 pmLos Angeles

$696

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Tue 11/25

10:45 pm-12:20 pm

1 stop20h 35m

Incheon Intl

Thu 12/4

1:20 pm-7:00 pm

1 stop22h 40m

$563

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Sat 3/14

11:00 pm-9:50 pm

1 stop30h 50m

Incheon Intl

Sat 3/21

4:15 pm-7:30 pm

1 stop19h 15m

$571

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Fri 1/30

2:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

Mon 2/9

6:55 pm-12:30 pm

Nonstop10h 35m

$649

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 12/1

2:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

Mon 12/8

6:55 pm-12:30 pm

Nonstop10h 35m

$654

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 11/19

10:30 am-4:15 pm

Nonstop12h 45m

Incheon Intl

Thu 12/4

12:45 pm-6:30 am

Nonstop10h 45m

$661

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Thu 11/20

10:05 am-5:10 pm

1 stop14h 05m

Incheon Intl

Wed 11/26

6:55 pm-7:16 pm

1 stop17h 21m

$665

SeattleIncheon

SEA - ICN

SEAICN

Seattle/Tacoma Intl

Mon 11/24

10:05 am-5:10 pm

1 stop14h 05m

Incheon Intl

Sun 12/7

5:55 pm-7:16 pm

1 stop18h 21m

$668

DallasIncheon

DFW - ICN

DFWICN

Dallas/Fort Worth

Tue 11/25

10:00 am-4:45 pm

Nonstop15h 45m

Incheon Intl

Tue 12/2

7:15 pm-5:05 pm

Nonstop12h 50m

$901

New YorkIncheon

JFK - ICN

JFKICN

New York John F Kennedy Intl

Mon 11/24

2:30 pm-4:45 pm

2 stops36h 15m

Incheon Intl

Thu 11/27

7:15 pm-3:06 pm

2 stops33h 51m

$902

DallasIncheon

DFW - ICN

DFWICN

Dallas/Fort Worth

Thu 2/12

5:20 pm-4:15 pm

2 stops31h 55m

Incheon Intl

Wed 2/25

6:00 pm-10:30 pm

1 stop19h 30m

$916

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 United States 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 October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,072.

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 United States is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $787. 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 United States to South Korea for around $932.

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

Flying to South Korea from United States in the morning is the least expensive time of day to depart. momondo users have found prices as low as $810 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $876 on average. Flights to South Korea from United States at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

What is the cheapest United States to South Korea flight route?

Fly from Los Angeles to Incheon Intl for the best United States - 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 United States when booking weeks ahead of your departure date. In general, you can expect to find flights to South Korea for around $1,562 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South Korea from United States for as low as $1,254 on momondo.

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

There are 4 cabin classes available to choose from on United States 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 United States to South Korea flights?

You could potentially save up to 2% on your flight if you consider stops on a United States to South Korea flight.

Cheap United States to South Korea flight deals and tips

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

Best Price Found	$358
Fastest flight time	11h 50m
Direct flights	Every day
Airports in South Korea	1 airport

The best one-way flight to South Korea from United States in the past 72 hours is $358. The best round-trip flight deal from United States to South Korea found on momondo in the last 72 hours is $661.

The fastest flight from United States to South Korea takes 11h 50m

Direct flights go from United States to South Korea every day.

There is 1 airport near South Korea: Incheon Intl (ICN)

Search flight deals

When did momondo last update prices for flights from United States to South Korea?
Prices for flights from United States to South Korea are updated daily.
How many operators does momondo search for flights from United States to South Korea?
As of November 2025, there are 25 operators available to choose from for flights from United States to South Korea.
How old do you have to be to fly from United States to South Korea?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to South Korea.
What documentation or ID do you need to fly to South Korea?
The travel and health documents you'll need for your trip to South Korea may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South Korea. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from United States to South Korea?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from United States to South Korea is Boeing 787-9 Dreamliner (27.39% of total bookings). The next most popular plane models are Boeing 777-300ER (17.34%), Airbus A350-900 (11.84%), and Boeing 787-10 Dreamliner (8.90%).

Best airlines flying from United States to South Korea

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

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $54	Free Cancellation	Rating 5.8 3,115 reviews	Search Frontier flights
XiamenAir	PriceFrom $353	Free Cancellation	Rating 6.6 41 reviews	Search XiamenAir flights
Hawaiian Airlines	PriceFrom $478	Free Cancellation	Rating 7.8 2,803 reviews	Search Hawaiian Airlines flights
China Airlines	PriceFrom $540	Free Cancellation	Rating 8.3 777 reviews	Search China Airlines flights
WestJet	PriceFrom $549	Free Cancellation	Rating 7.2 3,153 reviews	Search WestJet flights
Air China	PriceFrom $592	Free Cancellation	Rating 7.1 122 reviews	Search Air China flights
China Eastern	PriceFrom $622	Free Cancellation	Rating 7.2 174 reviews	Search China Eastern flights
Singapore Airlines	PriceFrom $651	Free Cancellation	Rating 8.1 1,391 reviews	Search Singapore Airlines flights
Alaska Airlines	PriceFrom $672	Free Cancellation	Rating 8.0 11,241 reviews	Search Alaska Airlines flights
Cathay Pacific	PriceFrom $677	Free Cancellation	Rating 7.6 1,053 reviews	Search Cathay Pacific flights

Why use momondo?

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

Finding the right flight to South Korea from United States 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 United States to South Korea with flexible booking policies on momondo?

All flight searches from United States to South Korea on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between United States and South Korea by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Price alerts on flights to South Korea from United States are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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.

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Find better results for your trip to South Korea

Popular cities in South Korea

Flights to Seoulfrom $566

Flights to Jeju Cityfrom $699

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Flights to Daegufrom $978

Flights to Gwangjufrom $3,408

Flights to Yeosu

Flights to Ulsanfrom $2,240

Flights to Jinjufrom $1,501

Flights to Muan

Cheap flights from the United States to South Korea from $307

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to South Korea departing on 12/8. 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

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Find the cheapest flights from the United States to South Korea

Recent round-trip flight deals from the United States to South Korea

Recent one-way flight deals from the United States to South Korea

Recent last minute flight deals from the United States to South Korea

Recent direct flight deals from the United States to South Korea

China Eastern flights from United States to South Korea

Our best China Eastern deals on United States to South Korea flight tickets

Air China flights from United States to South Korea

Our best Air China deals on United States to South Korea flight tickets

momondo Fare Finder

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

See travel insights to South Korea from

How to get the cheapest flight ticket from United States 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 October, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,072.

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 United States to South Korea flight route?

Fly from Los Angeles to Incheon Intl for the best United States - South Korea flight prices

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

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

There are 4 cabin classes available to choose from on United States 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 United States to South Korea flights?

You could potentially save up to 2% on your flight if you consider stops on a United States to South Korea flight.

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

AIR PREMIA, China Southern, and Hainan Airlines are the most popular carriers operating from United States to South Korea

What airlines fly to South Korea?

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

As of November 2025, there are 57 flights per day flying from United States to South Korea. The most common time of day flights depart is 11:00PM, with 51% of flights taking off in the evening.

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

As of November 2025, there are 404 flights per week flying from United States to South Korea. The most common day of the week flights depart is Wed, with 16% of flights taking off on this day.

How long is the flight from United States to South Korea?

Cheap United States to South Korea flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in South Korea

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

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

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

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

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

Best airlines flying from United States to South Korea

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

Why use momondo?

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

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

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

I’m not ready to book a flight from United States 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