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$478+ 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 12/17. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — STL
Dec 16 — Dec 231
Tue 12/16
Tue 12/23
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 16, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$605
(American Airlines)

One-way from

$478
(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 16, 2025.

This Delta deal was found by Cheapflights users on 11/14. 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.
Sat 12/207:40 pmICN - MCI
2 stops19h 32mDelta
Sat 1/38:05 pmMCI - ICN
1 stop28h 45mDelta
Deal found 11/14$884
This American Airlines deal was found by Cheapflights users on 11/14. 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.
Sat 12/207:15 pmICN - MCI
1 stop18h 39mAmerican Airlines
Mon 12/298:02 pmMCI - ICN
1 stop29h 43mAmerican Airlines
Deal found 11/14$944
This Delta deal was found by Cheapflights users on 11/14. 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.
Sun 12/218:05 pmICN - MCI
1 stop18h 17mDelta
Sun 12/284:05 pmMCI - ICN
1 stop34h 30mDelta
Deal found 11/14$1,101
This United Airlines deal was found by Cheapflights users on 11/14. 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.
Tue 12/3012:45 pmICN - MCI
2 stops35h 33mUnited Airlines
Tue 1/611:29 amMCI - ICN
2 stops27h 11mUnited Airlines
Deal found 11/14$1,153
This American Airlines deal was found by Cheapflights users on 11/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/207:15 pmICN - MCI
1 stop18h 39mAmerican Airlines
Sat 1/36:00 amMCI - ICN
1 stop19h 45mAmerican Airlines
Deal found 11/16$1,181
This WhyPayMore deal was found by Cheapflights users on 11/14. 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 WhyPayMore is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:35 pmICN - MCI
1 stop35h 52mHawaiian Airlines
Thu 12/186:00 amMCI - ICN
1 stop21h 35mHawaiian Airlines
Deal found 11/14$1,228
This Korean Air deal was found by Cheapflights users on 11/14. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/197:25 pmICN - SGF
1 stop17h 50mMultiple Airlines
Thu 1/157:00 amSGF - ICN
1 stop19h 15mMultiple Airlines
Deal found 11/14$3,220
This United Airlines deal was found by Cheapflights users on 11/14. 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.
Fri 12/196:00 pmICN - SGF
2 stops31h 49mUnited Airlines
Thu 1/151:28 pmSGF - ICN
2 stops25h 12mUnited Airlines
Deal found 11/14$3,233
This Delta deal was found by Cheapflights users on 11/14. 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.
Fri 12/197:25 pmICN - SGF
1 stop17h 50mDelta
Thu 1/155:05 pmSGF - ICN
2 stops31h 50mDelta
Deal found 11/14$4,305
This FlightHub deal was found by Cheapflights users on 11/14. 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.
Thu 12/1812:20 amICN - SGF
2 stops56h 10mQatar Airways
Thu 1/1512:45 pmSGF - ICN
2 stops37h 30mQatar Airways
Deal found 11/14$14,987

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 16, 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

7:30 pm-11:27 pm

1 stop18h 57m

Kansas City

Sun 3/1

2:24 pm-4:20 pm

1 stop34h 56m

$615

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 4/14

7:20 pm-12:36 am

2 stops19h 16m

Lambert-St Louis

Tue 4/21

3:50 pm-5:20 pm

1 stop35h 30m

$615

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 2/12

6:50 pm-12:46 pm

2 stops32h 56m

Lambert-St Louis

Mon 2/16

6:50 pm-4:45 pm

1 stop30h 55m

$639

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Fri 3/13

5:00 pm-10:46 am

2 stops31h 46m

Springfield-Branson

Tue 3/17

9:05 am-4:40 am

2 stops29h 35m

$646

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 4/14

8:40 pm-5:52 am

1 stop23h 12m

Lambert-St Louis

Tue 4/21

6:02 pm-4:20 am

2 stops20h 18m

$677

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/5

2:30 pm-8:39 pm

2 stops21h 09m

Kansas City

Mon 2/9

2:53 pm-5:10 am

2 stops23h 17m

$683

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

4:40 pm-12:36 am

2 stops21h 56m

Lambert-St Louis

Sun 4/19

6:30 am-4:30 pm

2 stops20h 00m

$683

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 2/12

7:30 pm-9:08 am

2 stops28h 38m

Lambert-St Louis

Mon 2/16

6:10 am-3:30 pm

1 stop18h 20m

$688

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/12

8:05 pm-11:59 pm

2 stops18h 54m

Kansas City

Sun 3/8

2:15 pm-4:15 pm

1 stop36h 00m

$752

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Fri 3/13

7:25 pm-2:58 pm

1 stop33h 33m

Springfield-Branson

Tue 3/17

6:45 pm-5:00 am

1 stop20h 15m

$761

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 26 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 16, 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
8,010 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

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
8,010 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

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
11,051 reviews
Delta
7.9
Good
8,010 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Overall

7.9

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 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 57m. Fly via Delta, United Airlines, or American 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$1,552FlexibilityNo cancel feeOn-time71%
DeltaCheapest$630Average$846FlexibilityNo cancel feeOn-timeN/A

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