HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
South Korea

$365+ Cheap flights from Irvine, CA 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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ICN
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Irvine 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 Irvine to South Korea

Cheapest flights from Irvine to South Korea
Explore the most affordable flight options available from Irvine to South Korea. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Trip.com deal was found by Cheapflights users on 12/17. 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.
Sun 12/289:50 amLAX - ICN
Nonstop13h 30mMultiple Airlines
Wed 3/48:10 amICN - LAX
1 stop16h 25mMultiple Airlines
Deal found 12/17$823
This CrystalTravel deal was found by Cheapflights users on 12/17. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/269:50 amLAX - ICN
Nonstop13h 30mAIR PREMIA
Sun 1/1810:20 pmICN - LAX
Nonstop11h 00mAIR PREMIA
Deal found 12/17$864
This Trip.com deal was found by Cheapflights users on 12/17. 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.
Fri 12/269:50 amLAX - ICN
Nonstop13h 30mMultiple Airlines
Sat 1/316:55 pmICN - LAX
2 stops31h 57mMultiple Airlines
Deal found 12/17$868
This Vliegwinkel deal was found by Cheapflights users on 12/17. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/289:50 amLAX - ICN
Nonstop13h 30mAIR PREMIA
Mon 1/1210:20 pmICN - LAX
Nonstop11h 00mAIR PREMIA
Deal found 12/17$879
This Mytrip deal was found by Cheapflights users on 12/16. 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.
Wed 12/3111:30 amLAX - ICN
2 stops30h 25mChina Eastern
Tue 1/138:55 amICN - LAX
1 stop17h 10mChina Eastern
Deal found 12/16$886
This CrystalTravel deal was found by Cheapflights users on 12/17. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2811:30 amLAX - ICN
2 stops31h 45mChina Eastern
Wed 3/48:55 amICN - LAX
1 stop17h 10mChina Eastern
Deal found 12/17$888
This Vliegwinkel deal was found by Cheapflights users on 12/16. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/2910:30 pmLAX - ICN
Nonstop13h 40mAIR PREMIA
Wed 1/141:20 pmICN - LAX
Nonstop11h 00mAIR PREMIA
Deal found 12/16$891
This Orbitz deal was found by Cheapflights users on 12/15. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/279:50 amLAX - ICN
Nonstop13h 30mMultiple Airlines
Sat 1/178:35 pmICN - LAX
1 stop18h 01mMultiple Airlines
Deal found 12/15$897
This Kiwi.com deal was found by Cheapflights users on 12/16. 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.
Fri 12/2610:30 pmLAX - ICN
Nonstop13h 40mMultiple Airlines
Mon 1/196:55 pmICN - LAX
1 stop19h 02mMultiple Airlines
Deal found 12/16$900
This Trip.com deal was found by Cheapflights users on 12/15. 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.
Sun 12/289:50 amLAX - ICN
Nonstop13h 30mMultiple Airlines
Sun 4/261:30 pmICN - LAX
1 stop22h 30mMultiple Airlines
Deal found 12/15$901
This Booking.com deal was found by Cheapflights users on 12/16. 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.
Fri 12/2611:30 amLAX - GMP
1 stop30h 30mChina Eastern
Thu 1/158:50 pmGMP - LAX
1 stop29h 15mChina Eastern
Deal found 12/16$1,090
This FlightHub deal was found by Cheapflights users on 12/17. 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.
Wed 12/2411:30 amLAX - GMP
1 stop30h 30mChina Eastern
Sun 1/188:50 pmGMP - LAX
1 stop29h 15mChina Eastern
Deal found 12/17$1,141

Find flight deals from Irvine to South Korea

Keep the following information in mind while searching for Irvine to South Korea flight deals. Data was last updated December 18, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$570
(CrystalTravel)

One-way from

$365
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$1,233
Provider with most accurate pricing for Los Angeles-Seoul (SEL) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Los Angeles-Seoul (SEL) flights.
Search Deals
From Irvine to South Korea
Search Deals
One-way flight from Irvine to South Korea
Search Deals
Highest demand for flights based on searches. 2% potential increase in price ($26 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Irvine 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 December 18, 2025.
Use the filters below to find and compare flights from Irvine to South Korea that are best for you.

Fly from

Irvine

Fly to

South Korea

Route

Depart

Return

Price

Los AngelesJeju City

LAX - CJU

LAXCJU

Los Angeles

Thu 1/15

11:30 am-12:50 pm

1 stop32h 20m

Jeju City

Thu 1/22

6:55 pm-9:05 am

1 stop31h 10m

$666

Los AngelesJeju City

LAX - CJU

LAXCJU

Los Angeles

Tue 1/13

11:30 am-12:50 pm

1 stop32h 20m

Jeju City

Tue 1/20

6:55 pm-9:05 am

1 stop31h 10m

$725

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Wed 1/7

11:30 am-4:50 pm

1 stop36h 20m

Busan Gimhae

Wed 1/28

12:35 pm-9:05 am

1 stop37h 30m

$744

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Mon 4/13

11:55 pm-7:50 pm

1 stop27h 55m

Busan Gimhae

Mon 4/20

8:45 pm-8:40 pm

1 stop39h 55m

$789

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Sun 4/19

11:55 pm-7:50 pm

1 stop27h 55m

Busan Gimhae

Sun 4/26

9:00 pm-8:40 pm

1 stop39h 40m

$789

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Sun 3/22

12:30 pm-11:35 am

1 stop31h 05m

Busan Gimhae

Tue 4/7

12:35 pm-10:05 am

1 stop37h 30m

$798

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Thu 3/19

12:30 pm-11:35 am

1 stop31h 05m

Busan Gimhae

Sun 4/5

12:35 pm-10:05 am

1 stop37h 30m

$799

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Wed 4/8

12:30 pm-11:35 am

1 stop31h 05m

Busan Gimhae

Wed 4/22

12:35 pm-10:05 am

1 stop37h 30m

$805

Los AngelesCheongju

LAX - CJJ

LAXCJJ

Los Angeles

Mon 1/19

9:35 am-9:30 pm

1 stop18h 55m

Cheongju

Thu 2/26

7:25 am-7:35 am

1 stop17h 10m

$837

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Wed 3/18

12:30 am-2:35 pm

1 stop22h 05m

Busan Gimhae

Wed 4/8

7:10 pm-8:55 pm

1 stop17h 45m

$857

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

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

Best time to book a flight from Irvine to South Korea

Have a flexible travel schedule? Discover the best time to fly to South Korea from Irvine 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 Irvine to South Korea

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

Currently, February is the cheapest month in which you can book a flight from Irvine to South Korea (average of $354). Flying from Irvine to South Korea in June is currently the most expensive (average of $531). 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 IR9 to KR?

Find hourly flight availability from Irvine 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 December 18, 2025.

One of the essential ways to save on airfare from Irvine to South Korea is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 32% on airfare.

What is the cheapest day to fly from Irvine to South Korea?

Use this chart to determine the cheapest time to fly round-trip from Irvine to South Korea. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Irvine to South Korea flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Irvine to South Korea

Explore weekly flight availability from Irvine 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 December 18, 2025.

The most flights from IR9 to KR0 are scheduled on a Monday (21 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (14 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 December 18, 2025.
Read through reviews of airlines operating flights from Irvine to South Korea, such as Korean Air, AIR PREMIA, and Asiana Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Korean Air
8.4
Very good
1,186 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
AIR PREMIA
8.3
Very good
72 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Asiana Airlines
8.2
Very good
493 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Cathay Pacific
7.6
Good
1,095 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.
Air Canada
7.1
Good
10,534 reviews
Korean Air
8.4
Very good
1,186 reviews

Entertainment

8.2

Overall

8.4

Food

8.1

Crew

8.7

Comfort

8.3

Boarding

8.5

Reviews

1 / 20
10.0
Excellent

Chris,Mar 2025

SEA - ICN

Was told the flight was overbooked so they selected only a few people to weight their bags and we were forced to check our luggage. We Once we got seated on the flight there were many seats vacant and our overhead bin was completely open. Both our luggage and our carryon were small. We had booked our tickets months in advance and we watched people carry two small suitcases on without one word to them. Am I upset?? Yes it was disappointing.

Related info for your journey

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

    This flight path from Irvine to South Korea was viewed by 1,017 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Irvine to South Korea?

    China Eastern, Philippine Airlines, and EVA Air can get you from Irvine to South Korea in just under 27h 55m. Your travel time can differ by up to 5h 15m. Airlines will cover a distance of 5974 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    One-way options have recently been found by users for as low as $58 on Spirit Airlines. Other airlines that offer cheap prices include Allegiant Air from $60 and Frontier from $72 one-way.

  • What are the most popular routes from Irvine to South Korea?

    The most popular route from Irvine to South Korea is Los Angeles - Incheon Intl. You may also consider Los Angeles - Seoul Gimpo Intl or Los Angeles - Busan Gimhae.

  • What are the most reliable airlines from Irvine to South Korea?

    Consider Atlas Air (100%), LATAM Airlines (83%) or Delta (83%) when booking your flight. These represent the most reliable airlines when flying from Irvine to South Korea.

  • What are the cheapest flights from Irvine to South Korea?

    While on average a flight from Irvine to South Korea is generally $1,291, our data shows the cheapest flight currently is $262. When looking at the most popular route, (Los Angeles - Incheon Intl), you can expect to pay $586 for that flight.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Irvine to South Korea (average of $354). Flying from Irvine to South Korea in June is currently the most expensive (average of $531). 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 Irvine 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
San Francisco to Haneda flights
Los Angeles to Manila flights
San Francisco to Narita flights
San Francisco to New Delhi flights
Los Angeles to Suvarnabhumi flights
San Francisco to Manila flights
Ontario to Narita flights
San Francisco to Taiwan Taoyuan Intl flights
Los Angeles to Incheon Intl flights
San Francisco to Suvarnabhumi flights
Los Angeles to Ho Chi Minh City flights
San Francisco to Hong Kong flights
Santa Ana to Narita flights
San Francisco to Ho Chi Minh City flights
San Francisco to Mumbai flights
San Diego to Narita flights
Ontario to Haneda flights
Los Angeles to Taiwan Taoyuan Intl flights
Los Angeles to Hongqiao Intl flights
Santa Ana to Haneda flights
San Francisco to Incheon Intl flights
Burbank to Narita flights
San Francisco to Bangalore flights
Los Angeles to Hong Kong flights
Los Angeles to Kansai Intl flights
Ontario to Manila flights
Los Angeles to Pu Dong flights
San Diego to Haneda flights
Ontario to Suvarnabhumi flights
San Francisco to Hyderabad flights
Oakland to Narita flights
San Jose to Narita flights
San Jose to New Delhi flights
Ontario to Taiwan Taoyuan Intl flights
Los Angeles to Singapore flights
San Francisco to Hongqiao Intl flights
San Francisco to Sung Shan flights
Los Angeles to Gimpo Intl flights
San Francisco to Guangzhou flights
Los Angeles to New Delhi flights
San Francisco to Singapore flights
Oakland to New Delhi flights
San Francisco to Pu Dong flights
Santa Ana to Manila flights
Los Angeles to Don Mueang Intl flights
Ontario to Ho Chi Minh City flights
San Francisco to Kansai Intl flights
Los Angeles to Sung Shan flights

Top 10 airlines flying from Irvine to South Korea

Discover the top 10 airlines that operate flights from Irvine 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
XiamenAirCheapest$347Average$615FlexibilityNo cancel feeOn-time49%
Philippine AirlinesCheapest$372Average$757FlexibilityNo cancel feeOn-time60%
AIR PREMIACheapest$396Average$968FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$413Average$1,476FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$478Average$703FlexibilityNo cancel feeOn-time85%
WestJetCheapest$549Average$996FlexibilityNo cancel feeOn-time60%
China SouthernCheapest$578Average$611FlexibilityNo cancel feeOn-time69%
Air ChinaCheapest$599Average$722FlexibilityNo cancel feeOn-time67%
China EasternCheapest$640Average$739FlexibilityNo cancel feeOn-time62%
Air CanadaCheapest$660Average$909FlexibilityNo 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.
Site
Cookie settings©2025 Cheapflights