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Missouri

$422+ Cheap flights from Seoul (SEL) 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.
SEL — STL
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Seoul to Missouri

Cheapest flights from Seoul to Missouri
Explore the most affordable flight options available from Seoul to Missouri. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Alaska 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 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 1/27$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 1/27. 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 Asiana Airlines deal was found by Cheapflights users on 1/29. 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.
Thu 4/99:00 pm
ICN
-
STL
1 stop16h 59m
Multiple Airlines
Mon 4/204:20 pm
STL
-
ICN
1 stop22h 55m
Multiple Airlines
Deal found 1/29$715
This Tourvis deal was found by Cheapflights users on 1/28. 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 Tourvis is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/159:00 pm
ICN
-
STL
1 stop30h 51m
Multiple Airlines
Sun 3/224:20 pm
STL
-
ICN
1 stop22h 00m
Multiple Airlines
Deal found 1/28$752
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
Fri 4/244:46 pm
STL
-
ICN
1 stop22h 29m
Multiple Airlines
Deal found 1/27$764
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
-
STL
1 stop28h 36m
American Airlines
Mon 2/96:00 am
STL
-
ICN
2 stops43h 45m
American Airlines
Deal found 1/27$792
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 American Airlines deal was found by Cheapflights users on 1/29. 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.
Tue 2/37:15 pm
ICN
-
MCI
2 stops29h 52m
American Airlines
Tue 3/35:57 pm
MCI
-
ICN
1 stop31h 48m
American Airlines
Deal found 1/29$805
This Alaska Airlines deal was found by Cheapflights users on 1/29. 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.
Fri 6/57:35 pm
ICN
-
MCI
1 stop18h 04m
Alaska Airlines
Mon 6/157:00 am
MCI
-
ICN
1 stop20h 30m
Alaska Airlines
Deal found 1/29$806
This United 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 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 1/26$807
This Air Canada deal was found by Cheapflights users on 1/28. 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
Tue 3/316:00 am
MCI
-
ICN
2 stops20h 05m
Air Canada
Deal found 1/28$878

Find flight deals from Seoul to Missouri

Keep the following information in mind while searching for Seoul to Missouri flight deals. Data was last updated January 29, 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 Seoul (SEL) to Missouri
Search Deals
One-way flight from Seoul (SEL) to Missouri
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seoul 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 29, 2026.
Use the filters below to find and compare flights from Seoul to Missouri that are best for you.

Fly from

Seoul

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

$712

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

Thu 4/9

9:00 pm-11:59 pm

1 stop16h 59m

Lambert-St Louis

Mon 4/20

4:20 pm-5:15 am

1 stop22h 55m

$715

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

4:46 pm-5:15 am

1 stop22h 29m

$766

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Fri 6/5

7:35 pm-11:39 pm

1 stop18h 04m

Kansas City

Mon 6/15

7:00 am-5:30 pm

1 stop20h 30m

$806

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Fri 6/5

7:35 pm-11:39 pm

1 stop18h 04m

Kansas City

Sun 6/14

7:59 pm-5:30 pm

1 stop31h 31m

$806

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 4/9

5:45 pm-3:24 pm

2 stops59h 39m

Lambert-St Louis

Mon 4/20

9:10 am-4:05 pm

2 stops40h 55m

$807

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Fri 4/10

5:45 pm-3:24 pm

2 stops35h 39m

Lambert-St Louis

Mon 4/20

6:30 am-4:05 pm

2 stops43h 35m

$807

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 45 results
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Best time to book a flight from Seoul to Missouri

Have a flexible travel schedule? Discover the best time to fly to Missouri from Seoul 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 Seoul 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 29, 2026.
Get a feel of what it's like to fly with Delta and American Airlines from Seoul to Missouri by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

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
8,128 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

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
11,205 reviews
Delta
7.9
Good
8,128 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

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 Seoul 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 Seoul to Missouri?

    Airlines like Alaska Airlines, Air Canada, and Japan Airlines fly from Seoul to Missouri in about 18h 24m. The time it takes to get you to your destination can typically vary by up to 24h 15m. The distance between Seoul and Missouri is about 6521 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Seoul to Missouri?

    When deciding which route to take from Seoul to Missouri consider Incheon Intl - Lambert-St Louis, Incheon Intl - Kansas City or Seoul Gimpo Intl - Kansas City as they are the most popular.

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

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

  • How can I find direct flights from Seoul to Missouri?

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

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

    Yes. Cheapflights offers flight deals from Seoul 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.

See more FAQs

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Alternative routes for Seoul 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 Seoul to Missouri

Discover the top 2 airlines that operate flights from Seoul 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 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$1,621FlexibilityNo cancel feeOn-time71%
DeltaCheapest$630Average$775FlexibilityNo cancel feeOn-timeN/A

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