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$379+ Cheap flights from Incheon Intl (ICN) 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 2/1. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — STL
Dec 20 — Dec 271
Sat 12/20
Sat 12/27
1 adult, Economy
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Cheap flight deals from Incheon Intl to Missouri

Keep the following information in mind while searching for Incheon Intl to Missouri flight deals. Data was last updated November 20, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$614
(Delta)

One-way from

$379
(Kiwi.com)
Provider with most accurate pricing for Seoul (SEL)-Lambert-St Louis flight deals.
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Provider most trusted by Cheapflights users for Seoul (SEL)-Lambert-St Louis flights.
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From Incheon Intl to Missouri
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One-way flight from Incheon Intl to Missouri
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Find flight deals from Incheon Intl to Missouri

Cheapest flights from Incheon Intl to Missouri
Explore the most affordable flight options available from Incheon Intl to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 20, 2025.

This Delta deal was found by Cheapflights users on 11/18. 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 12/267:30 pmICN - MCI
1 stop34h 34mDelta
Tue 12/307:33 amMCI - ICN
1 stop17h 57mDelta
Deal found 11/18$616
This American Airlines deal was found by Cheapflights users on 11/19. 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.
Fri 12/267:15 pmICN - MCI
1 stop17h 29mAmerican Airlines
Tue 12/308:02 pmMCI - ICN
1 stop29h 43mAmerican Airlines
Deal found 11/19$747
This American Airlines deal was found by Cheapflights users on 11/19. 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 - MCI
1 stop30h 09mAmerican Airlines
Sat 12/278:02 pmMCI - ICN
1 stop29h 43mAmerican Airlines
Deal found 11/19$798
This Delta deal was found by Cheapflights users on 11/18. 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 1/35:59 pmMCI - ICN
2 stops31h 31mDelta
Deal found 11/18$805
This Delta deal was found by Cheapflights users on 11/17. 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
Mon 12/295:59 pmMCI - ICN
1 stop30h 31mDelta
Deal found 11/17$812
This United Airlines deal was found by Cheapflights users on 11/17. 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.
Mon 12/226:00 pmICN - STL
2 stops42h 55mUnited Airlines
Tue 12/309:55 amSTL - ICN
2 stops28h 45mUnited Airlines
Deal found 11/17$883
This United Airlines deal was found by Cheapflights users on 11/20. 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 stops37h 07mUnited Airlines
Sat 1/36:35 pmMCI - ICN
2 stops30h 40mUnited Airlines
Deal found 11/20$903
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/266:00 pmICN - MCI
2 stops30h 18mUnited Airlines
Tue 12/303:53 pmMCI - ICN
1 stop22h 47mUnited Airlines
Deal found 11/19$914
This United Airlines deal was found by Cheapflights users on 11/17. 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.
Fri 12/196:00 pmICN - STL
2 stops42h 55mUnited Airlines
Thu 1/16:00 amSTL - ICN
2 stops32h 40mUnited Airlines
Deal found 11/17$917
This United Airlines deal was found by Cheapflights users on 11/18. 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 stops30h 49mUnited Airlines
Mon 12/296:35 pmSTL - ICN
2 stops30h 40mUnited Airlines
Deal found 11/18$934
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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.
Sat 12/208:35 pmICN - MCI
1 stop18h 38mAlaska Airlines
Sat 1/34:56 pmMCI - ICN
2 stops34h 39mAlaska Airlines
Deal found 11/20$937
This Expedia deal was found by Cheapflights users on 11/18. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/218:10 pmICN - STL
1 stop34h 19mAir Canada
Mon 12/296:35 pmSTL - ICN
2 stops56h 50mAir Canada
Deal found 11/18$1,023

Cheapflights Fare Finder

 
Customize your flight search to find flights from Incheon Intl 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 November 20, 2025.
Use the filters below to find and compare flights from Incheon Intl Airport to Missouri that are best for you.

Fly from

Incheon Intl

Fly to

Missouri

Route

Depart

Return

Price

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/5

8:05 pm-11:23 pm

1 stop18h 18m

Kansas City

Sun 3/1

2:24 pm-4:20 pm

1 stop34h 56m

$614

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Fri 12/26

7:30 pm-3:04 pm

1 stop34h 34m

Kansas City

Tue 12/30

7:33 am-4:30 pm

1 stop17h 57m

$616

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/5

7:30 pm-9:39 am

2 stops29h 09m

Kansas City

Mon 2/9

7:00 am-4:30 pm

1 stop18h 30m

$617

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Wed 2/4

7:15 pm-10:47 pm

1 stop18h 32m

Springfield-Branson

Sat 2/7

5:00 pm-4:45 pm

2 stops56h 45m

$618

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 4/9

4:50 pm-5:52 am

1 stop27h 02m

Lambert-St Louis

Tue 4/21

4:44 pm-4:20 am

2 stops21h 36m

$643

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 4/14

11:30 am-6:22 pm

1 stop20h 52m

Lambert-St Louis

Tue 4/21

7:06 pm-4:20 am

1 stop19h 14m

$651

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 4/9

4:50 pm-5:52 am

1 stop27h 02m

Lambert-St Louis

Mon 4/20

6:02 pm-4:20 am

2 stops20h 18m

$652

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Fri 3/13

5:55 pm-11:24 am

1 stop31h 29m

Springfield-Branson

Tue 3/17

12:43 pm-3:55 pm

2 stops37h 12m

$1,074

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Sun 3/29

4:50 pm-2:17 pm

2 stops35h 27m

Springfield-Branson

Sat 4/4

8:50 am-4:20 am

2 stops29h 30m

$1,114

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Fri 12/19

12:45 pm-4:22 pm

2 stops18h 37m

Springfield-Branson

Sat 1/3

6:20 pm-4:15 pm

2 stops30h 55m

$1,131

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

Showing 1-10 of 22 results
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Best time to book a flight from Incheon Intl to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Incheon Intl 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 Incheon Intl Airport to Missouri

What is the cheapest month to book a flight from Incheon Intl Airport to Missouri?

Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Missouri (average of $568). Flying from Incheon Intl Airport 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.

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 November 20, 2025.
Peruse reviews from past customers who have flown with Delta and American Airlines from Incheon Intl Airport to Missouri to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

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
8,002 reviews
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

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
11,047 reviews
Delta
7.9
Good
8,002 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.3

Entertainment

7.9

Overall

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 Incheon Intl 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 Incheon Intl Airport to Missouri?

    There are many flights that can get you from Incheon Intl Airport to Missouri in 18h 18m. Fly via Delta, American Airlines, or United Airlines to get the fastest option. There are 6521 mi between Incheon Intl Airport and Missouri. This flight may include one or multiple stops.

  • What are the most popular routes from Incheon Intl Airport to Missouri?

    The most popular flight routes from Incheon Intl Airport to Missouri are Incheon Intl - Lambert-St Louis, Incheon Intl - Kansas City and Incheon Intl - Springfield-Branson.

  • Can I find deals for flights from Incheon Intl to Missouri that include hotel bookings?

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

  • How can I find direct flights from Incheon Intl to Missouri?

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

  • Can I find deals for business class flights from Incheon Intl to Missouri?

    Yes. Cheapflights offers flight deals from Incheon Intl 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 Incheon Intl Airport to Missouri?

    Currently, November is the cheapest month in which you can book a flight from Incheon Intl Airport to Missouri (average of $568). Flying from Incheon Intl Airport 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.

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Alternative routes for Incheon Intl 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 Incheon Intl to Missouri

Discover the top 2 airlines that operate flights from Incheon Intl 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 November 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$1,552FlexibilityNo cancel feeOn-time71%
DeltaCheapest$630Average$846FlexibilityNo cancel feeOn-timeN/A

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