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$530+ Cheap flights from South Korea to Missouri

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 12/25. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — MCI
Jan 16 — Jan 231
Fri 1/16
Fri 1/23
1 adult, Economy
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Cheap flight deals from South Korea to Missouri

Cheapest flights from South Korea to Missouri
Explore the most affordable flight options available from South Korea to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 17, 2025.

This Asiana Airlines 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/259:00 pmICN - STL
1 stop17h 59mMultiple Airlines
Mon 1/55:26 pmSTL - ICN
1 stop20h 54mMultiple Airlines
Deal found 12/15$697
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2512:45 pmICN - STL
2 stops24h 37mUnited Airlines
Mon 1/55:45 pmSTL - ICN
2 stops31h 30mUnited Airlines
Deal found 12/15$729
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/206:00 pmICN - MCI
2 stops30h 18mUnited Airlines
Sat 1/35:46 pmMCI - ICN
2 stops31h 29mUnited Airlines
Deal found 12/16$776
This United Airlines deal was found by Cheapflights users on 12/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 pmICN - STL
2 stops19h 22mUnited Airlines
Tue 1/66:00 amSTL - ICN
2 stops32h 40mUnited Airlines
Deal found 12/14$830
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:00 pmICN - MCI
1 stop36h 09mUnited Airlines
Tue 12/308:09 amMCI - ICN
2 stops30h 31mUnited Airlines
Deal found 12/15$847
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/257:15 pmICN - STL
1 stop18h 41mAmerican Airlines
Fri 1/25:16 amSTL - ICN
1 stop20h 29mAmerican Airlines
Deal found 12/15$918
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/247:15 pmICN - STL
2 stops32h 59mAmerican Airlines
Fri 1/25:16 amSTL - ICN
1 stop20h 29mAmerican Airlines
Deal found 12/15$922
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:00 pmICN - STL
2 stops30h 49mUnited Airlines
Fri 1/28:05 amSTL - ICN
2 stops30h 35mUnited Airlines
Deal found 12/15$1,026
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:30 pmICN - MCI
1 stop29h 14mDelta
Sun 12/285:59 pmMCI - ICN
1 stop30h 31mDelta
Deal found 12/16$1,051
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:45 pmICN - STL
2 stops39h 35mUnited Airlines
Fri 1/29:55 amSTL - ICN
2 stops28h 45mUnited Airlines
Deal found 12/15$1,085
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/208:05 pmICN - MCI
1 stop18h 17mDelta
Sat 1/36:00 amMCI - ICN
1 stop18h 30mDelta
Deal found 12/17$1,099
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 pmICN - MCI
2 stops35h 38mUnited Airlines
Sun 12/287:40 amMCI - ICN
2 stops41h 35mUnited Airlines
Deal found 12/17$1,228

Find flight deals from South Korea to Missouri

Keep the following information in mind while searching for South Korea to Missouri flight deals. Data was last updated December 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$592
(American Airlines)

One-way from

$530
(American Airlines)
Provider with most accurate pricing for Seoul (SEL)-Lambert-St Louis flight deals.
Search Deals
Provider most trusted by Cheapflights users for Seoul (SEL)-Lambert-St Louis flights.
Search Deals
From South Korea to Missouri
Search Deals
One-way flight from South Korea to Missouri
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from South Korea to Missouri 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 17, 2025.
Use the filters below to find and compare flights from South Korea to Missouri that are best for you.

Fly from

South Korea

Fly to

Missouri

Route

Depart

Return

Price

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Tue 2/24

7:15 pm-11:58 am

2 stops31h 43m

Kansas City

Sat 2/28

7:49 pm-4:45 pm

2 stops53h 56m

$619

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/5

8:05 pm-11:23 pm

1 stop18h 18m

Kansas City

Sun 3/1

7:00 am-4:30 pm

1 stop18h 30m

$632

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Tue 4/28

7:00 pm-12:20 am

2 stops19h 20m

Kansas City

Mon 5/4

2:15 pm-3:20 pm

1 stop35h 05m

$632

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Tue 2/3

7:15 pm-9:17 pm

1 stop17h 02m

Springfield-Branson

Sat 2/7

1:13 pm-4:45 pm

2 stops60h 32m

$632

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Wed 2/25

7:15 pm-8:32 am

2 stops28h 17m

Lambert-St Louis

Mon 3/9

5:12 am-3:55 pm

1 stop20h 43m

$633

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 3/12

8:05 pm-8:49 am

2 stops26h 44m

Kansas City

Mon 4/13

7:55 am-4:50 pm

1 stop18h 55m

$634

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 1/29

12:45 pm-10:00 pm

2 stops24h 15m

Lambert-St Louis

Thu 2/5

11:20 am-5:40 am

2 stops27h 20m

$661

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Wed 2/25

12:45 pm-9:05 pm

2 stops23h 20m

Lambert-St Louis

Mon 3/9

2:50 pm-4:40 am

2 stops23h 50m

$675

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Fri 1/30

9:00 pm-10:46 pm

1 stop16h 46m

Lambert-St Louis

Fri 2/6

2:50 pm-5:20 am

1 stop23h 30m

$683

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 12/25

9:00 pm-11:59 pm

1 stop17h 59m

Lambert-St Louis

Mon 1/5

5:26 pm-5:20 am

1 stop20h 54m

$697

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/15

Showing 1-10 of 47 results
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Best time to book a flight from South Korea to Missouri

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

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

Currently, November is the cheapest month in which you can book a flight from South Korea to Missouri (average of $568). Flying from South Korea to Missouri in January is currently the most expensive (average of $1,248). 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 KR to MO?

Find hourly flight availability from South Korea to Missouri. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 17, 2025.

It’s typically best to fly out from South Korea to Missouri at noon. Doing so could potentially save you 59% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

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

Travelers seeking maximum savings on their South Korea to Missouri flight should consider departing on Friday at noon when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Missouri

Get insights into the airlines that provide service to Missouri. 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 Missouri. Reviews last updated December 17, 2025.
Read through reviews of airlines operating flights from South Korea to Missouri, such as Delta and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,008 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,049 reviews
Delta
7.9
Good
8,008 reviews

Entertainment

7.9

Boarding

8.1

Overall

7.9

Food

7.3

Crew

8.5

Comfort

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from South Korea to Missouri. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    Airlines like American Airlines, Delta, and United Airlines fly from South Korea to Missouri in about 18h 18m. The time it takes to get you to your destination can typically vary by up to 13h 25m. There are 6521 mi between South Korea and Missouri. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $94. Users have also found prices from $98 and $100 on American Airlines and Delta, respectively.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from South Korea to Missouri (average of $568). Flying from South Korea to Missouri in January is currently the most expensive (average of $1,248). 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

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Alternative routes for South Korea to Missouri

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from South Korea to Missouri

Discover the top 2 airlines that operate flights from South Korea to Missouri. 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 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$1,621FlexibilityNo cancel feeOn-time71%
DeltaCheapest$630Average$846FlexibilityNo cancel feeOn-timeN/A

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