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$405+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — STL
Feb 7 — Feb 141
Sat 2/7
Sat 2/14
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 January 8, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$677
(YBTour)

One-way from

$405
(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 January 8, 2026.

This YBTour deal was found by Cheapflights users on 1/6. 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.
Mon 2/29:00 pmICN - STL
1 stop31h 54mMultiple Airlines
Wed 2/257:00 amSTL - ICN
1 stop31h 20mMultiple Airlines
Deal found 1/6$677
This FlightHub deal was found by Cheapflights users on 1/8. 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 4/138:40 pmICN - STL
1 stop23h 10mAsiana Airlines
Tue 4/218:30 amSTL - ICN
1 stop30h 00mAsiana Airlines
Deal found 1/8$689
This SmartFares deal was found by Cheapflights users on 1/5. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/138:40 pmICN - STL
1 stop23h 10mMultiple Airlines
Tue 4/213:50 pmSTL - ICN
1 stop23h 25mMultiple Airlines
Deal found 1/5$701
This SmartFares deal was found by Cheapflights users on 1/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/259:00 pmICN - STL
1 stop31h 51mMultiple Airlines
Mon 3/92:47 pmSTL - ICN
1 stop23h 33mMultiple Airlines
Deal found 1/6$710
This Asiana Airlines deal was found by Cheapflights users on 1/8. 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 pmICN - STL
1 stop16h 59mMultiple Airlines
Sun 4/194:20 pmSTL - ICN
1 stop22h 55mMultiple Airlines
Deal found 1/8$712
This Travelocity deal was found by Cheapflights users on 1/7. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:00 pmICN - STL
1 stop16h 59mMultiple Airlines
Mon 4/204:20 pmSTL - ICN
1 stop22h 00mMultiple Airlines
Deal found 1/7$721
This YBTour deal was found by Cheapflights users on 1/7. 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.
Sun 2/229:00 pmICN - STL
1 stop31h 51mMultiple Airlines
Sun 3/13:19 pmSTL - ICN
1 stop23h 01mMultiple Airlines
Deal found 1/7$724
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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.
Sun 5/38:35 pmICN - MCI
1 stop17h 24mAlaska Airlines
Tue 9/297:56 pmMCI - ICN
1 stop32h 39mAlaska Airlines
Deal found 1/6$728
This Ovago deal was found by Cheapflights users on 1/6. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/279:00 pmICN - STL
1 stop17h 59mMultiple Airlines
Mon 3/92:47 pmSTL - ICN
1 stop23h 33mMultiple Airlines
Deal found 1/6$760
This SmartFares deal was found by Cheapflights users on 1/6. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/289:00 pmICN - STL
1 stop32h 23mMultiple Airlines
Mon 3/92:47 pmSTL - ICN
1 stop23h 33mMultiple Airlines
Deal found 1/6$763
This Alaska Airlines deal was found by Cheapflights users on 1/6. 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.
Sun 5/38:35 pmICN - MCI
1 stop17h 24mAlaska Airlines
Sat 9/263:34 pmMCI - ICN
1 stop37h 01mAlaska Airlines
Deal found 1/6$797
This Alaska Airlines deal was found by Cheapflights users on 1/8. 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 4/278:35 pmICN - MCI
2 stops33h 42mAlaska Airlines
Mon 5/47:00 amMCI - ICN
1 stop21h 35mAlaska Airlines
Deal found 1/8$807

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 8, 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

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

8:40 pm-5:50 am

1 stop23h 10m

Lambert-St Louis

Sun 4/19

7:00 am-5:15 am

1 stop32h 15m

$712

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 4/14

9:00 pm-11:59 pm

1 stop16h 59m

Lambert-St Louis

Tue 4/21

8:30 am-4:30 am

1 stop30h 00m

$712

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Sun 2/22

9:00 pm-1:51 pm

1 stop31h 51m

Lambert-St Louis

Sun 3/1

3:19 pm-5:20 am

1 stop23h 01m

$724

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Mon 5/4

8:35 pm-2:04 pm

1 stop31h 29m

Kansas City

Mon 9/28

6:45 am-6:35 pm

1 stop21h 50m

$728

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Mon 4/27

8:35 pm-11:59 pm

1 stop17h 24m

Kansas City

Mon 5/4

7:00 am-6:35 pm

1 stop21h 35m

$728

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Sat 5/9

8:35 pm-2:04 pm

1 stop31h 29m

Kansas City

Wed 9/30

6:45 am-6:35 pm

1 stop21h 50m

$728

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Sun 5/3

8:35 pm-11:59 pm

1 stop17h 24m

Kansas City

Sun 9/27

7:56 pm-6:35 pm

1 stop32h 39m

$728

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Wed 5/6

8:35 pm-11:59 pm

1 stop17h 24m

Kansas City

Wed 9/30

6:45 am-6:35 pm

1 stop21h 50m

$728

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

8:40 pm-5:50 am

1 stop23h 10m

Lambert-St Louis

Fri 4/24

4:46 pm-5:15 am

1 stop22h 29m

$764

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Sun 5/3

8:35 pm-11:59 pm

1 stop17h 24m

Kansas City

Sat 9/26

3:34 pm-6:35 pm

1 stop37h 01m

$797

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/8

Showing 1-10 of 39 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 8, 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
8,025 reviews

Crew

8.5

Overall

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

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
8,025 reviews
Delta
7.9
Good
8,025 reviews

Crew

8.5

Overall

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

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
11,095 reviews
Delta
7.9
Good
8,025 reviews

Crew

8.5

Overall

7.9

Food

7.2

Boarding

8.1

Entertainment

7.8

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 37m. Fly via Alaska Airlines, United Airlines, or American Airlines to get the fastest option. There are 6679 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 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$1,621FlexibilityNo cancel feeOn-time71%
DeltaCheapest$630Average$801FlexibilityNo cancel feeOn-timeN/A

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