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$409+ 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 10/13. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — STL
Oct 15 — Oct 221
Wed 10/15
Wed 10/22
1 adult, Economy
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Cheap 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 September 15, 2025.

Round-trip from

$635
(Delta)

One-way from

$409
(Kiwi.com)
From South Korea to Missouri
Search Deals
One-way flight from South Korea to Missouri
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Find 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 September 15, 2025.

This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/257:20 pmICN - MCI
1 stop18h 03mDelta
Sun 10/196:30 amMCI - ICN
1 stop20h 50mDelta
Deal found 9/15$635
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:05 pmICN - STL
2 stops19h 41mDelta
Mon 11/245:34 pmSTL - ICN
2 stops31h 56mDelta
Deal found 9/14$635
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/287:30 pmICN - STL
1 stop27h 21mDelta
Tue 11/412:14 pmSTL - ICN
1 stop36h 16mDelta
Deal found 9/13$636
This WhyPayMore 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:35 pmICN - MCI
1 stop18h 38mHawaiian Airlines
Fri 1/232:55 pmMCI - ICN
1 stop36h 40mHawaiian Airlines
Deal found 9/12$646
This United Airlines deal was found by Cheapflights users on 9/15. 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 10/3011:55 amICN - MCI
2 stops24h 33mUnited Airlines
Thu 11/65:35 pmMCI - ICN
1 stop31h 40mUnited Airlines
Deal found 9/15$661
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/65:45 pmICN - SGF
1 stop29h 53mAmerican Airlines
Sat 10/1810:11 amSGF - ICN
2 stops39h 19mAmerican Airlines
Deal found 9/14$682
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/268:05 pmICN - MCI
1 stop18h 17mDelta
Fri 1/236:10 pmMCI - ICN
2 stops31h 20mDelta
Deal found 9/12$690
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:55 amICN - MCI
1 stop18h 42mUnited Airlines
Tue 11/45:35 pmMCI - ICN
1 stop21h 05mUnited Airlines
Deal found 9/12$711
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/146:00 pmICN - SGF
2 stops40h 54mUnited Airlines
Mon 11/171:35 pmSGF - ICN
2 stops25h 05mUnited Airlines
Deal found 9/12$711
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:35 pmICN - MCI
2 stops57h 19mAlaska Airlines
Thu 11/62:57 pmMCI - ICN
2 stops61h 28mAlaska Airlines
Deal found 9/15$719
This Delta deal was found by Cheapflights users on 9/15. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/204:10 pmICN - MCI
1 stop22h 12mDelta
Sat 1/36:09 pmMCI - ICN
2 stops31h 21mDelta
Deal found 9/15$761
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/137:00 amPUS - STL
2 stops31h 24mDelta
Mon 10/207:30 pmSTL - PUS
2 stops35h 15mDelta
Deal found 9/14$819

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 September 15, 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

Thu 2/5

7:30 pm-9:40 am

2 stops29h 10m

Kansas City

Mon 2/9

6:30 am-3:30 pm

1 stop18h 00m

$635

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/5

7:30 pm-10:32 am

1 stop30h 02m

Kansas City

Sun 3/1

5:40 pm-3:30 pm

1 stop30h 50m

$635

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 9/25

7:40 pm-12:04 am

1 stop18h 24m

Kansas City

Sun 10/19

6:40 am-3:20 pm

1 stop18h 40m

$635

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 11/20

7:30 pm-11:23 pm

1 stop18h 53m

Lambert-St Louis

Mon 11/24

6:09 pm-3:30 pm

2 stops30h 21m

$635

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 10/28

8:05 pm-8:51 am

2 stops26h 46m

Lambert-St Louis

Tue 11/4

6:14 pm-3:30 pm

2 stops30h 16m

$636

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Mon 10/6

5:45 pm-9:38 am

1 stop29h 53m

Springfield-Branson

Sat 10/18

10:11 am-3:30 pm

2 stops39h 19m

$682

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Fri 2/13

7:40 pm-5:59 pm

1 stop37h 19m

Lambert-St Louis

Mon 2/16

7:30 am-4:20 pm

1 stop17h 50m

$744

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 2/12

6:00 pm-9:04 am

1 stop30h 04m

Lambert-St Louis

Mon 2/16

7:30 am-4:20 pm

1 stop17h 50m

$756

BusanSt. Louis

PUS - STL

PUSSTL

Busan Gimhae

Wed 10/15

4:30 pm-11:07 pm

2 stops20h 37m

Lambert-St Louis

Wed 10/22

8:53 am-8:45 pm

2 stops21h 52m

$819

BusanSt. Louis

PUS - STL

PUSSTL

Busan Gimhae

Mon 10/13

7:00 am-12:24 am

2 stops31h 24m

Lambert-St Louis

Mon 10/20

7:30 pm-8:45 pm

2 stops35h 15m

$819

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Showing 1-10 of 43 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, August is the cheapest month in which you can book a flight from South Korea to Missouri (average of $311). Flying from South Korea to Missouri in March is currently the most expensive (average of $356). 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 September 15, 2025.

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

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 September 15, 2025.
Read through reviews of airlines operating flights from South Korea to Missouri, such as Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
Delta
8.0
Very good
7,954 reviews
Delta
8.0
Very good
7,954 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

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 Delta, American Airlines, and Korean Air fly from South Korea to Missouri in about 20h 37m. The time it takes to get you to your destination can typically vary by up to 9h 16m. There are 6740 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 Hawaiian Airlines. According to our data, you can fly for as low as $538. Users have also found prices from $817 and $870 on Japan Airlines and EVA Air, 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, August is the cheapest month in which you can book a flight from South Korea to Missouri (average of $311). Flying from South Korea to Missouri in March is currently the most expensive (average of $356). 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

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Top airline flying from South Korea to Missouri

Discover the top airline 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 September 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$687Average$941FlexibilityNo cancel feeOn-timeN/A

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