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$347+ 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 10/14. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — ICN
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$589
(Kiwi.com)

One-way from

$347
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$915
From Irvine to South Korea
Search Deals
One-way flight from Irvine to South Korea
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($164 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find 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 September 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Tue 10/710:50 amLAX - ICN
Nonstop12h 55mMultiple Airlines
Mon 10/208:45 pmICN - LAX
2 stops30h 58mMultiple Airlines
Deal found 9/13$589
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:50 amLAX - ICN
Nonstop12h 55mMultiple Airlines
Mon 10/136:20 pmICN - LAX
1 stop19h 06mMultiple Airlines
Deal found 9/12$597
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Tue 10/710:50 amLAX - ICN
Nonstop12h 55mMultiple Airlines
Wed 10/226:20 pmICN - LAX
1 stop35h 12mMultiple Airlines
Deal found 9/14$603
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Tue 10/710:50 amLAX - ICN
Nonstop12h 55mMultiple Airlines
Sun 10/269:15 pmICN - LAX
2 stops28h 50mMultiple Airlines
Deal found 9/14$608
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
Tue 10/710:50 amLAX - ICN
Nonstop12h 55mMultiple Airlines
Sat 10/258:45 pmICN - LAX
2 stops29h 20mMultiple Airlines
Deal found 9/13$611
This Kiwi.com deal was found by Cheapflights users on 9/14. 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.
Tue 10/710:50 amLAX - ICN
Nonstop12h 55mMultiple Airlines
Thu 10/309:20 pmICN - LAX
1 stop28h 45mMultiple Airlines
Deal found 9/14$617
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/2710:50 amLAX - ICN
Nonstop13h 20mMultiple Airlines
Wed 11/126:55 pmICN - LAX
1 stop17h 04mMultiple Airlines
Deal found 9/12$620
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/710:50 amLAX - ICN
Nonstop12h 55mMultiple Airlines
Wed 10/156:20 pmICN - LAX
1 stop14h 28mMultiple Airlines
Deal found 9/12$622
This FlightHub deal was found by Cheapflights users on 9/14. 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 11/511:30 amLAX - PUS
1 stop31h 05mChina Eastern
Wed 11/1912:35 pmPUS - LAX
1 stop37h 30mChina Eastern
Deal found 9/14$650
This FlightHub deal was found by Cheapflights users on 9/13. 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.
Thu 11/1311:30 amLAX - CJU
1 stop32h 20mChina Eastern
Thu 11/206:55 pmCJU - LAX
1 stop31h 10mChina Eastern
Deal found 9/13$650
This Trip.com deal was found by Cheapflights users on 9/13. 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.
Tue 10/2812:30 pmLAX - PUS
1 stop31h 05mChina Eastern
Tue 11/45:50 pmPUS - LAX
1 stop32h 15mChina Eastern
Deal found 9/13$654
This FlightHub deal was found by Cheapflights users on 9/13. 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 10/112:30 pmLAX - GMP
1 stop39h 20mChina Eastern
Sat 10/118:50 pmGMP - LAX
1 stop29h 15mChina Eastern
Deal found 9/13$654

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 September 15, 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 11/13

11:30 am-12:50 pm

1 stop32h 20m

Jeju City

Thu 11/20

6:55 pm-9:05 am

1 stop31h 10m

$650

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Wed 11/5

11:30 am-11:35 am

1 stop31h 05m

Busan Gimhae

Wed 11/19

12:35 pm-9:05 am

1 stop37h 30m

$650

Los AngelesSeoul

LAX - GMP

LAXGMP

Los Angeles

Thu 10/23

11:25 pm-1:05 pm

1 stop21h 40m

Seoul Gimpo Intl

Mon 11/3

2:25 pm-7:00 pm

1 stop21h 35m

$663

Los AngelesJeju City

LAX - CJU

LAXCJU

Los Angeles

Thu 10/30

12:30 pm-12:50 pm

1 stop32h 20m

Jeju City

Thu 11/6

6:55 pm-9:05 am

1 stop31h 10m

$690

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Tue 10/14

10:50 am-8:30 am

1 stop29h 40m

Busan Gimhae

Mon 10/27

6:50 am-9:39 pm

2 stops30h 49m

$733

Los AngelesJeju City

LAX - CJU

LAXCJU

Los Angeles

Tue 12/2

11:30 am-5:55 pm

1 stop37h 25m

Jeju City

Sat 12/13

1:50 pm-9:05 am

1 stop36h 15m

$745

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Wed 10/15

10:50 am-4:50 pm

1 stop38h 00m

Busan Gimhae

Mon 10/27

2:40 pm-9:39 pm

2 stops22h 59m

$755

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Tue 10/14

10:50 am-8:30 am

1 stop29h 40m

Busan Gimhae

Sun 10/26

6:50 am-8:19 pm

2 stops29h 29m

$756

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Thu 9/25

10:50 am-7:15 pm

1 stop16h 25m

Busan Gimhae

Tue 9/30

12:05 pm-8:25 am

2 stops36h 20m

$784

Los AngelesBusan

LAX - PUS

LAXPUS

Los Angeles

Wed 9/24

12:30 pm-11:35 am

1 stop31h 05m

Busan Gimhae

Sun 10/5

5:50 pm-10:05 am

1 stop32h 15m

$800

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

Showing 1-10 of 60 results
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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 $990). Flying from Irvine to South Korea in December is currently the most expensive (average of $1,633). 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 September 15, 2025.

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

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 September 15, 2025.

The most flights from IR9 to KR0 are scheduled on a Monday (20 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 September 15, 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
1,139 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Food

8.1

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
1,139 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Food

8.1

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
8.2
Very good
62 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Food

8.1

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
479 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Food

8.1

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
993 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Food

8.1

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
10,000 reviews
Korean Air
8.4
Very good
1,139 reviews

Crew

8.7

Comfort

8.3

Overall

8.4

Entertainment

8.2

Boarding

8.5

Food

8.1

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, Air China, and Cathay Pacific can get you from Irvine to South Korea in just under 21h 40m. Your travel time can differ by up to 10h 40m. Airlines will cover a distance of 5958 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 $436 on China Eastern. Other airlines that offer cheap prices include AIR PREMIA from $524 and Cathay Pacific from $524 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 AIR PREMIA (97%), Thai Airways (93%) or Copa Airlines (93%) 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 $4,493, our data shows the cheapest flight currently is $334. When looking at the most popular route, (Los Angeles - Incheon Intl), you can expect to pay $597 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 $990). Flying from Irvine to South Korea in December is currently the most expensive (average of $1,633). 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.

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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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
XiamenAirCheapest$362Average$655FlexibilityNo cancel feeOn-time49%
AIR PREMIACheapest$398Average$953FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$415Average$1,343FlexibilityNo cancel feeOn-time69%
Hawaiian AirlinesCheapest$501Average$712FlexibilityNo cancel feeOn-time85%
China AirlinesCheapest$528Average$1,065FlexibilityNo cancel feeOn-time70%
WestJetCheapest$549Average$996FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$580Average$859FlexibilityNo cancel feeOn-time67%
Air ChinaCheapest$592Average$728FlexibilityNo cancel feeOn-time67%
China EasternCheapest$640Average$758FlexibilityNo cancel feeOn-time62%
Cathay PacificCheapest$680Average$936FlexibilityNo cancel feeOn-time72%

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