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$422+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — STL
Feb 27 — Mar 61
Fri 2/27
Fri 3/6
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 28, 2026.

This Alaska Airlines deal was found by Cheapflights users on 1/26. 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 1/26$661
This Gotogate deal was found by Cheapflights users on 1/27. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/145:45 pm
ICN
-
STL
2 stops40h 20m
Air Canada
Sat 6/201:15 pm
STL
-
ICN
2 stops60h 50m
Air Canada
Deal found 1/27$675
This Asiana Airlines deal was found by Cheapflights users on 1/25. 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 stop31h 51m
Multiple Airlines
Mon 4/204:20 pm
STL
-
ICN
1 stop22h 55m
Multiple Airlines
Deal found 1/25$703
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Mon 4/135:45 pm
ICN
-
STL
2 stops35h 39m
Air Canada
Sun 4/194:05 pm
STL
-
ICN
2 stops34h 00m
Air Canada
Deal found 1/26$705
This OneTravel deal was found by Cheapflights users on 1/26. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/125:45 pm
ICN
-
MCI
2 stops20h 14m
Air Canada
Tue 5/196:00 am
MCI
-
ICN
2 stops20h 05m
Air Canada
Deal found 1/26$707
This Asiana Airlines deal was found by Cheapflights users on 1/27. 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
Sun 4/197:00 am
STL
-
ICN
1 stop32h 15m
Multiple Airlines
Deal found 1/27$712
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Sat 4/115:45 pm
ICN
-
STL
2 stops35h 39m
Air Canada
Mon 4/204:05 pm
STL
-
ICN
2 stops34h 00m
Air Canada
Deal found 1/26$739
This Air Canada deal was found by Cheapflights users on 1/25. 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.
Thu 3/125:55 pm
ICN
-
STL
2 stops35h 34m
Air Canada
Thu 3/194:05 pm
STL
-
ICN
2 stops34h 10m
Air Canada
Deal found 1/25$746
This FlightHub deal was found by Cheapflights users on 1/26. 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.
Sat 4/115:45 pm
ICN
-
STL
2 stops35h 39m
Air Canada
Tue 4/214:05 pm
STL
-
ICN
1 stop35h 25m
Air Canada
Deal found 1/26$753
This Asiana Airlines deal was found by Cheapflights users on 1/26. 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 4/244:46 pm
STL
-
ICN
1 stop22h 29m
Multiple Airlines
Deal found 1/26$755
This American Airlines deal was found by Cheapflights users on 1/27. 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 3/16:13 pm
MCI
-
ICN
1 stop31h 32m
American Airlines
Deal found 1/27$802
This Air Canada deal was found by Cheapflights users on 1/26. 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.
Wed 3/46:55 pm
ICN
-
MCI
2 stops36h 24m
Air Canada
Wed 4/296:00 am
MCI
-
ICN
2 stops20h 05m
Air Canada
Deal found 1/26$867

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 28, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$661
(Alaska Airlines)

One-way from

$422
(Trip.com)
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 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 28, 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

$661

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 5/14

5:45 pm-8:05 pm

2 stops40h 20m

Lambert-St Louis

Sat 6/20

1:15 pm-4:05 pm

2 stops60h 50m

$675

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

$703

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

9:00 pm-2:51 pm

1 stop31h 51m

Lambert-St Louis

Mon 4/20

4:20 pm-5:15 am

1 stop22h 55m

$703

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 4/14

5:45 pm-3:24 pm

2 stops35h 39m

Lambert-St Louis

Tue 4/21

4:05 pm-4:05 pm

2 stops34h 00m

$705

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

7:00 am-5:15 am

1 stop32h 15m

$712

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

5:45 pm-3:24 pm

2 stops35h 39m

Lambert-St Louis

Sun 4/19

4:05 pm-5:30 pm

1 stop35h 25m

$719

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 3/12

5:55 pm-3:29 pm

2 stops35h 34m

Lambert-St Louis

Thu 3/19

4:05 pm-5:25 pm

1 stop35h 20m

$719

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

7:05 pm-3:24 pm

1 stop34h 19m

Lambert-St Louis

Sat 4/25

4:05 pm-4:05 pm

2 stops34h 00m

$753

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Wed 3/4

6:55 pm-4:19 pm

2 stops36h 24m

Kansas City

Wed 4/29

6:00 am-4:05 pm

2 stops20h 05m

$867

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 28 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 28, 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
8,123 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

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
8,123 reviews
Delta
7.9
Good
8,123 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

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
11,201 reviews
Delta
7.9
Good
8,123 reviews

Comfort

7.9

Boarding

8.1

Crew

8.5

Food

7.2

Entertainment

7.8

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 24m. Fly via Alaska Airlines or Air Canada 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 28, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$1,621FlexibilityNo cancel feeOn-time71%
DeltaCheapest$630Average$775FlexibilityNo cancel feeOn-timeN/A

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