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Missouri

$439+ 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 2/16. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — STL
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 January 21, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/21. 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.
Mon 4/277:35 pm
ICN
-
MCI
1 stop18h 24m
Alaska Airlines
Mon 5/47:00 am
MCI
-
ICN
1 stop20h 30m
Alaska Airlines
Deal found 1/21$647
This Asiana Airlines deal was found by Cheapflights users on 1/20. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:00 pm
ICN
-
STL
1 stop16h 59m
Multiple Airlines
Mon 4/207:00 am
STL
-
ICN
1 stop32h 15m
Multiple Airlines
Deal found 1/20$700
This Gurufare deal was found by Cheapflights users on 1/20. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:00 pm
ICN
-
STL
1 stop16h 59m
Multiple Airlines
Sun 4/197:00 am
STL
-
ICN
1 stop32h 15m
Multiple Airlines
Deal found 1/20$734
This Asiana Airlines deal was found by Cheapflights users on 1/21. 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.
Mon 4/139:00 pm
ICN
-
STL
1 stop16h 59m
Multiple Airlines
Fri 4/247:00 am
STL
-
ICN
1 stop32h 15m
Multiple Airlines
Deal found 1/21$751
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/57:15 pm
ICN
-
STL
2 stops29h 25m
American Airlines
Mon 2/99:54 am
STL
-
ICN
2 stops39h 51m
American Airlines
Deal found 1/20$778
This United Airlines deal was found by Cheapflights users on 1/20. 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.
Thu 2/512:45 pm
ICN
-
STL
1 stop17h 52m
United Airlines
Mon 2/95:00 pm
STL
-
ICN
1 stop21h 40m
United Airlines
Deal found 1/20$789
This American Airlines deal was found by Cheapflights users on 1/21. 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 2/57:15 pm
ICN
-
MCI
1 stop18h 57m
American Airlines
Sun 3/17:46 pm
MCI
-
ICN
1 stop29h 59m
American Airlines
Deal found 1/21$798
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:45 pm
ICN
-
MCI
2 stops16h 56m
Air Canada
Tue 9/156:00 am
MCI
-
ICN
2 stops20h 05m
Air Canada
Deal found 1/21$862
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 2/57:15 pm
ICN
-
MCI
2 stops34h 15m
American Airlines
Mon 2/97:00 am
MCI
-
ICN
1 stop18h 45m
American Airlines
Deal found 1/20$916
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/47:15 pm
ICN
-
SGF
1 stop18h 32m
American Airlines
Sun 2/84:59 pm
SGF
-
ICN
2 stops32h 46m
American Airlines
Deal found 1/20$916
This American Airlines deal was found by Cheapflights users on 1/21. 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 3/47:15 pm
ICN
-
MCI
2 stops28h 27m
American Airlines
Tue 3/316:40 am
MCI
-
ICN
1 stop19h 05m
American Airlines
Deal found 1/21$964
This YBTour deal was found by Cheapflights users on 1/19. 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 YBTour is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/49:00 pm
ICN
-
MCI
1 stop31h 55m
Multiple Airlines
Wed 4/297:00 am
MCI
-
ICN
1 stop31h 30m
Multiple Airlines
Deal found 1/19$1,028

Find 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$647
(Alaska Airlines)

One-way from

$439
(American Airlines)
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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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 January 21, 2026.
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

Mon 4/27

7:35 pm-11:59 pm

1 stop18h 24m

Kansas City

Mon 5/4

7:00 am-5:30 pm

1 stop20h 30m

$647

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

9:00 pm-11:59 pm

1 stop16h 59m

Lambert-St Louis

Sun 4/19

7:00 am-5:15 am

1 stop32h 15m

$700

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 4/14

9:00 pm-2:51 pm

1 stop31h 51m

Lambert-St Louis

Tue 4/21

8:30 am-4:30 am

1 stop30h 00m

$700

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

9:00 pm-11:59 pm

1 stop16h 59m

Lambert-St Louis

Mon 4/20

7:00 am-5:15 am

1 stop32h 15m

$700

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

9:00 pm-11:59 pm

1 stop16h 59m

Lambert-St Louis

Fri 4/24

7:00 am-5:15 am

1 stop32h 15m

$751

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 2/5

7:15 pm-9:40 am

2 stops29h 25m

Lambert-St Louis

Mon 2/9

9:54 am-4:45 pm

2 stops39h 51m

$778

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 2/5

12:45 pm-3:37 pm

1 stop17h 52m

Lambert-St Louis

Mon 2/9

5:00 pm-5:40 am

1 stop21h 40m

$789

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/5

7:15 pm-11:12 pm

1 stop18h 57m

Kansas City

Sun 3/1

7:46 pm-4:45 pm

1 stop29h 59m

$798

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/12

7:15 pm-12:15 am

1 stop20h 00m

Kansas City

Sun 3/8

7:47 pm-3:55 pm

1 stop30h 08m

$801

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Tue 5/5

5:45 pm-8:41 pm

2 stops16h 56m

Kansas City

Tue 9/15

6:00 am-4:05 pm

2 stops20h 05m

$862

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

Showing 1-10 of 27 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
No data available for this route at this time. Please check back soon.

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 January 21, 2026.
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
8,088 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Food

7.2

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
8,088 reviews
Delta
7.9
Good
8,088 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Food

7.2

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
11,174 reviews
Delta
7.9
Good
8,088 reviews

Crew

8.5

Comfort

7.9

Boarding

8.1

Overall

7.9

Entertainment

7.8

Food

7.2

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 24m. Fly via Alaska 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.

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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 January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$1,621FlexibilityNo cancel feeOn-time71%
DeltaCheapest$630Average$801FlexibilityNo cancel feeOn-timeN/A

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