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$330+ 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 9/8. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ICN
Aug 2 — Aug 91
Sat 8/2
Sat 8/9
1 adult, Economy
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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 July 28, 2025.

Round-trip from

$624
(Gotogate)

One-way from

$330
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$1,278

Good round-trip deal

$599 or less

Good one-way deal

$277 or less
From USA to South Korea
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One-way flight from USA to South Korea
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Highest demand for flights based on searches. 8% potential increase in price ($118 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from USA to South Korea.
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Price to beat on a one-way flight from USA to South Korea.
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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 July 28, 2025.

This Gotogate deal was found by Cheapflights users on 7/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:00 amLAX - ICN
1 stop18h 05mAir Canada
Wed 9/175:45 pmICN - LAX
1 stop14h 23mAir Canada
Deal found 7/27$624
This Booking.com deal was found by Cheapflights users on 7/27. 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.
Wed 9/106:00 amLAX - ICN
2 stops23h 10mMultiple Airlines
Wed 9/175:45 pmICN - LAX
1 stop19h 43mMultiple Airlines
Deal found 7/27$631
This Gotogate deal was found by Cheapflights users on 7/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/412:30 pmLAX - ICN
2 stops35h 05mChina Eastern
Tue 11/48:50 pmICN - LAX
2 stops29h 15mChina Eastern
Deal found 7/27$647
This FlightHub deal was found by Cheapflights users on 7/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2412:30 pmLAX - GMP
1 stop39h 20mChina Eastern
Wed 9/38:50 pmGMP - LAX
1 stop29h 15mChina Eastern
Deal found 7/26$654
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Sat 8/911:55 pmSFO - ICN
Nonstop12h 25mUnited Airlines
Mon 8/2511:30 amICN - SFO
Nonstop11h 00mUnited Airlines
Deal found 7/27$661
This Alaska Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 10/227:54 pmSFO - ICN
1 stop30h 41mAlaska Airlines
Mon 4/208:35 pmICN - SFO
1 stop32h 58mAlaska Airlines
Deal found 7/28$664
This Trip.com deal was found by Cheapflights users on 7/27. 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.
Mon 8/1812:00 pmSFO - ICN
1 stop31h 55mChina Eastern
Wed 8/276:25 pmICN - SFO
1 stop30h 40mChina Eastern
Deal found 7/27$667
This Hawaiian Airlines deal was found by Cheapflights users on 7/28. 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.
Wed 10/228:20 amSFO - ICN
1 stop18h 15mHawaiian Airlines
Thu 10/308:35 pmICN - SFO
1 stop18h 06mHawaiian Airlines
Deal found 7/28$671
This FlightHub deal was found by Cheapflights users on 7/28. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/153:30 pmSFO - ICN
Nonstop13h 00mAIR PREMIA
Wed 9/246:20 pmICN - SFO
Nonstop10h 40mAIR PREMIA
Deal found 7/28$673
This Trip.com deal was found by Cheapflights users on 7/27. 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.
Wed 10/221:00 pmSFO - ICN
1 stop30h 35mAir China
Tue 10/281:10 pmICN - SFO
1 stop15h 10mAir China
Deal found 7/27$678
This Kiwi.com deal was found by Cheapflights users on 7/26. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/255:20 pmSFO - ICN
1 stop35h 50mMultiple Airlines
Mon 9/16:20 pmICN - SFO
Nonstop10h 40mMultiple Airlines
Deal found 7/26$696
This Gotogate deal was found by Cheapflights users on 7/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/610:25 pmLAX - GMP
1 stop21h 40mAir China
Sat 12/62:25 pmGMP - LAX
1 stop36h 35mAir China
Deal found 7/28$781

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 July 28, 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

Wed 9/10

6:00 am-4:05 pm

1 stop18h 05m

Incheon Intl

Wed 9/17

5:45 pm-4:08 pm

1 stop14h 23m

$624

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Wed 9/10

6:00 am-9:10 pm

2 stops23h 10m

Incheon Intl

Wed 9/17

5:45 pm-9:28 pm

1 stop19h 43m

$631

Los AngelesIncheon

LAX - ICN

LAXICN

Los Angeles

Mon 9/15

12:30 pm-11:15 am

2 stops30h 45m

Incheon Intl

Mon 11/3

8:50 pm-9:05 am

2 stops29h 15m

$651

Los AngelesSeoul

LAX - GMP

LAXGMP

Los Angeles

Sun 8/24

12:30 pm-7:50 pm

1 stop39h 20m

Seoul Gimpo Intl

Wed 9/3

8:50 pm-10:05 am

1 stop29h 15m

$654

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Sat 8/9

11:55 pm-4:20 am

Nonstop12h 25m

Incheon Intl

Mon 8/25

11:30 am-6:30 am

Nonstop11h 00m

$661

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 10/22

7:54 pm-6:35 pm

1 stop30h 41m

Incheon Intl

Mon 4/20

8:35 pm-1:33 pm

1 stop32h 58m

$664

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 8/18

12:00 pm-11:55 am

1 stop31h 55m

Incheon Intl

Wed 8/27

6:25 pm-9:05 am

1 stop30h 40m

$667

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 10/22

8:20 am-6:35 pm

1 stop18h 15m

Incheon Intl

Thu 10/30

8:35 pm-10:41 pm

1 stop18h 06m

$671

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Mon 9/15

3:30 pm-8:30 pm

Nonstop13h 00m

Incheon Intl

Wed 9/24

6:20 pm-1:00 pm

Nonstop10h 40m

$673

San FranciscoIncheon

SFO - ICN

SFOICN

San Francisco

Wed 10/22

1:00 pm-11:35 am

1 stop30h 35m

Incheon Intl

Tue 10/28

1:10 pm-12:20 pm

1 stop15h 10m

$678

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 60 results
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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 $998). 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 July 28, 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 July 28, 2025.

The most flights from US0 to KR0 are scheduled on a Saturday (23 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (19 on average).

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 July 28, 2025.
See what other customers who have flown with EVA Air, Korean Air, and ANA from the United States to South Korea have to say. 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
1,221 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
EVA Air
8.4
Very good
1,221 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Korean Air
8.4
Very good
1,117 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
ANA
8.4
Very good
922 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
Japan Airlines
8.3
Very good
1,535 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.
China Airlines
8.3
Very good
754 reviews
EVA Air
8.4
Very good
1,221 reviews

Crew

8.6

Comfort

8.3

Boarding

8.4

Food

8.1

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

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 $348 on AIR PREMIA. Other airlines that offer cheap prices include WestJet from $369 and Asiana Airlines from $409 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 $998). 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

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Alternative routes for USA to South Korea

See prices for flight routes from nearby airports that may be better suited for you.
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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 July 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$129FlexibilityNo cancel feeOn-time62%
DeltaCheapest$318Average$1,603FlexibilityNo cancel feeOn-timeN/A
XiamenAirCheapest$361Average$657FlexibilityNo cancel feeOn-time49%
Hawaiian AirlinesCheapest$422Average$990FlexibilityNo cancel feeOn-time85%
China AirlinesCheapest$528Average$1,227FlexibilityNo cancel feeOn-time70%
WestJetCheapest$549Average$1,222FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$592Average$1,131FlexibilityNo cancel feeOn-time67%
China EasternCheapest$640Average$758FlexibilityNo cancel feeOn-time62%
Air ChinaCheapest$643Average$766FlexibilityNo cancel feeOn-time67%
Alaska AirlinesCheapest$675Average$1,075FlexibilityNo cancel feeOn-time75%

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