HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Korea

$357+ Cheap flights from the United States to South Korea

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 8/19. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ICN
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from USA to South Korea with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from USA to South Korea

Keep the following information in mind while searching for USA to South Korea flight deals. Data was last updated junio 12, 2025.

Round-trip from

$617
(Booking.com)

One-way from

$357
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,565

Good round-trip deal

$449 or less

Good one-way deal

$412 or less
From USA to South Korea
Search Deals
One-way flight from USA to South Korea
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($162 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals
Price to beat on a round-trip flight from USA to South Korea.
Search Deals
Price to beat on a one-way flight from USA to South Korea.
Search Deals

Find flight deals from USA to South Korea

Cheapest flights from USA to South Korea
Explore the most affordable flight options available from USA to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Booking.com deal was found by Cheapflights users on 6/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/18:40 pmLAX - ICN
1 stop27h 25mAir Canada
mar. 9/95:45 pmICN - LAX
1 stop14h 23mAir Canada
Deal found 6/11$617
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/16:00 amLAX - ICN
2 stops23h 10mMultiple Airlines
mié. 9/105:45 pmICN - LAX
1 stop14h 23mMultiple Airlines
Deal found 6/12$643
This United Airlines deal was found by Cheapflights users on 6/10. 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.
jue. 7/2410:40 amSFO - ICN
Nonstop12h 20mUnited Airlines
jue. 9/411:30 amICN - SFO
Nonstop10h 40mUnited Airlines
Deal found 6/10$659
This Hawaiian Airlines deal was found by Cheapflights users on 6/11. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/129:33 amSFO - ICN
1 stop17h 27mHawaiian Airlines
sáb. 9/208:35 pmICN - SFO
1 stop15h 44mHawaiian Airlines
Deal found 6/11$671
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/27:25 amSFO - ICN
1 stop19h 00mAlaska Airlines
sáb. 11/158:35 pmICN - SFO
1 stop16h 37mAlaska Airlines
Deal found 6/11$677
This Jetabroad deal was found by Cheapflights users on 6/10. 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/711:55 pmSFO - ICN
Nonstop12h 25mAsiana Airlines
mar. 8/194:50 pmICN - SFO
Nonstop11h 00mAsiana Airlines
Deal found 6/10$683
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/912:30 pmLAX - ICN
2 stops34h 20mChina Eastern
mié. 10/158:15 pmICN - LAX
2 stops29h 50mChina Eastern
Deal found 6/11$685
This Vakatrip deal was found by Cheapflights users on 6/11. 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 Vakatrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 6/153:30 pmSFO - ICN
Nonstop13h 00mAIR PREMIA
mié. 9/176:20 pmICN - SFO
Nonstop10h 40mAIR PREMIA
Deal found 6/11$685
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 8/33:30 pmSFO - ICN
Nonstop13h 00mMultiple Airlines
vie. 8/2212:55 pmICN - SFO
1 stop18h 25mMultiple Airlines
Deal found 6/11$722
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/167:00 amLAX - ICN
1 stop19h 35mHawaiian Airlines
mié. 10/299:25 pmICN - LAX
1 stop23h 35mHawaiian Airlines
Deal found 6/10$728
This WhyPayMore deal was found by Cheapflights users on 6/11. 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.
dom. 8/3112:25 amLAX - ICN
1 stop20h 15mCathay Pacific
mié. 12/177:35 pmICN - LAX
1 stop18h 20mCathay Pacific
Deal found 6/11$762
This Trip.com deal was found by Cheapflights users on 6/11. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/1112:00 pmSFO - ICN
1 stop31h 55mChina Eastern
dom. 9/146:25 pmICN - SFO
1 stop30h 40mChina Eastern
Deal found 6/11$765

Cheapflights Fare Finder

Customize your flight search to find flights from USA to South Korea 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 junio 12, 2025.
Use the filters below to find and compare flights from the United States to South Korea that are best for you.

Fly from

USA

Fly to

South Korea

Route

Depart

Return

Price

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

lun. 9/1

8:40 pm-4:05 pm

1 stop27h 25m

Incheon Intl

mar. 9/9

5:45 pm-4:08 pm

1 stop14h 23m

$617

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

lun. 9/1

6:00 am-9:10 pm

2 stops23h 10m

Incheon Intl

mié. 9/10

5:45 pm-4:08 pm

1 stop14h 23m

$643

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

jue. 7/24

10:40 am-3:00 pm

Nonstop12h 20m

Incheon Intl

jue. 9/4

11:30 am-6:10 am

Nonstop10h 40m

$659

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

lun. 7/21

3:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

sáb. 8/9

6:20 pm-1:00 pm

Nonstop10h 40m

$682

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

jue. 8/7

11:55 pm-4:20 am

Nonstop12h 25m

Incheon Intl

mar. 8/19

4:50 pm-11:50 am

Nonstop11h 00m

$683

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

mié. 9/17

12:30 pm-11:15 am

2 stops30h 45m

Incheon Intl

mié. 10/15

8:15 pm-10:05 am

2 stops29h 50m

$685

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

dom. 8/3

3:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

vie. 8/22

12:55 pm-3:20 pm

1 stop18h 25m

$722

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

jue. 10/16

7:00 am-6:35 pm

1 stop19h 35m

Incheon Intl

mié. 10/29

9:25 pm-5:00 am

1 stop23h 35m

$728

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

dom. 8/31

12:25 am-12:40 pm

1 stop20h 15m

Incheon Intl

mié. 12/17

7:35 pm-8:55 pm

1 stop18h 20m

$762

Los AngelesSeoul

LAX - GMP

LAXGMP

Los Angeles

dom. 8/31

12:30 pm-7:50 pm

1 stop39h 20m

Seoul Gimpo Intl

lun. 9/8

8:50 pm-10:05 am

1 stop29h 15m

$766

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from USA to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from USA 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 the United States to South Korea

What is the cheapest month to book a flight from USA to South Korea?

Currently, February is the cheapest month in which you can book a flight from USA to South Korea (average of $1,000). Flying from USA to South Korea 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 US to KR?

Find hourly flight availability from USA to South Korea. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated junio 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from USA to South Korea as you normally would.

Weekly flight availability from USA to South Korea

Explore weekly flight availability from USA to South Korea. 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 junio 12, 2025.

The most flights from US0 to KR0 are scheduled on a Wednesday (20 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (15 on average).

Rainfall in South Korea by month

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

In terms of precipitation, rainfall in South Korea ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit South Korea when rainfall is around 0.8 in.

Temperature in South Korea by month

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

If weather is an important factor for your trip to South Korea, 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 28.4 F).

Reviews of airlines servicing South Korea

Get insights into the airlines that provide service to South Korea. 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 South Korea. Reviews last updated junio 12, 2025.
To help decide which airline to fly from USA to South Korea, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,489 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,202 reviews

Food

8.1

Boarding

8.4

Comfort

8.3

Overall

8.4

Entertainment

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

Find useful and relevant information for your journey from USA to South Korea. 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 USA to South Korea flight route?

    Flights from United States to South Korea have been viewed 1,017 times in the past calendar month.

  • What are the cheapest airlines to fly from USA to South Korea one-way?

    One-way options have recently been found by users for as low as $358 on AIR PREMIA. Other airlines that offer cheap prices include WestJet from $404 and Air Canada from $425 one-way.

  • Can I find deals for flights from USA to South Korea that include hotel bookings?

    Yes. In addition to deals on USA to South Korea flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from USA to South Korea?

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

  • Can I find deals for business class flights from USA to South Korea?

    Yes. Cheapflights offers flight deals from USA to South Korea 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 USA to South Korea?

    Currently, February is the cheapest month in which you can book a flight from USA to South Korea (average of $1,000). Flying from USA to South Korea 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

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

Alternative routes for USA to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Haneda flights
Los Angeles to Narita flights
John F Kennedy Intl to Haneda flights
Newark to Haneda flights
Newark to Narita flights
Seattle to Narita flights
San Francisco to Haneda flights
San Francisco to Narita flights
John F Kennedy Intl to Narita flights
Los Angeles to Manila flights
Seattle to Haneda flights
John F Kennedy Intl to Suvarnabhumi flights
San Francisco to Manila flights
Dallas/Fort Worth to Narita flights
Dallas/Fort Worth to Haneda flights
Los Angeles to Suvarnabhumi flights
LaGuardia to Haneda flights
LaGuardia to Narita flights
John F Kennedy Intl to Hong Kong flights
Dulles Intl to Haneda flights
Hobby to Haneda flights
Ontario to Narita flights
O'Hare Intl to Narita flights
Los Angeles to Incheon Intl flights
Newark to New Delhi flights
O'Hare Intl to Haneda flights
Boston to Narita flights
Seattle to Suvarnabhumi flights
San Francisco to New Delhi flights
Newark to Suvarnabhumi flights
San Francisco to Hong Kong flights
John F Kennedy Intl to Incheon Intl flights
Hobby to Narita flights
San Francisco to Suvarnabhumi flights
John F Kennedy Intl to Hongqiao Intl flights
San Francisco to Ho Chi Minh City flights
Dallas/Fort Worth to Suvarnabhumi flights
Hobby to Suvarnabhumi flights
Atlanta to Haneda flights
John F Kennedy Intl to Taiwan Taoyuan Intl flights
LaGuardia to Suvarnabhumi flights
George Bush Intcntl to Haneda flights
Los Angeles to Taiwan Taoyuan Intl flights
Ontario to Haneda flights
John F Kennedy Intl to Manila flights
Dulles Intl to Narita flights
San Francisco to Taiwan Taoyuan Intl flights
Newark to Mumbai flights
Dulles Intl to Suvarnabhumi flights
Seattle to Incheon Intl flights

Top 10 airlines flying from USA to South Korea

Discover the top 10 airlines that operate flights from USA to South Korea. 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 junio 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$129FlexibilityNo cancel feeOn-time62%
Alaska AirlinesCheapest$164Average$1,185FlexibilityNo cancel feeOn-time75%
DeltaCheapest$167Average$1,603FlexibilityNo cancel feeOn-timeN/A
XiamenAirCheapest$362Average$662FlexibilityNo cancel feeOn-time49%
Hawaiian AirlinesCheapest$403Average$1,078FlexibilityNo cancel feeOn-time85%
Turkish AirlinesCheapest$439Average$1,060FlexibilityNo cancel feeOn-time77%
American AirlinesCheapest$470Average$1,278FlexibilityNo cancel feeOn-time71%
China AirlinesCheapest$540Average$1,190FlexibilityNo cancel feeOn-time70%
WestJetCheapest$549Average$1,222FlexibilityNo cancel feeOn-time60%
Air ChinaCheapest$633Average$749FlexibilityNo cancel feeOn-time67%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.