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$434+ 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 1/23. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — STL
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
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 December 12, 2025.

This Delta deal was found by Cheapflights users on 12/11. 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.
Wed 12/247:30 pmICN - MCI
1 stop29h 14mDelta
Wed 1/216:15 amMCI - ICN
2 stops19h 15mDelta
Deal found 12/11$634
This Alaska Airlines deal was found by Cheapflights users on 12/11. 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 12/288:35 pmICN - MCI
1 stop18h 38mMultiple Airlines
Wed 1/212:45 pmMCI - ICN
1 stop36h 50mMultiple Airlines
Deal found 12/11$657
This Delta deal was found by Cheapflights users on 12/11. 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 12/277:30 pmICN - MCI
1 stop29h 14mDelta
Wed 1/214:04 pmMCI - ICN
1 stop32h 26mDelta
Deal found 12/11$685
This Delta deal was found by Cheapflights users on 12/11. 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.
Mon 12/297:30 pmICN - MCI
1 stop29h 14mDelta
Wed 1/215:47 pmMCI - ICN
2 stops30h 43mDelta
Deal found 12/11$770
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Sun 12/286:00 pmICN - MCI
2 stops38h 41mUnited Airlines
Wed 1/218:00 amMCI - ICN
2 stops30h 40mUnited Airlines
Deal found 12/11$850
This United Airlines deal was found by Cheapflights users on 12/11. 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.
Mon 12/2912:45 pmICN - MCI
1 stop17h 24mUnited Airlines
Wed 1/211:42 pmMCI - ICN
2 stops24h 58mUnited Airlines
Deal found 12/11$969
This Delta deal was found by Cheapflights users on 12/11. 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.
Tue 12/307:30 pmICN - MCI
1 stop29h 14mDelta
Wed 1/217:00 amMCI - ICN
1 stop18h 30mDelta
Deal found 12/11$1,000
This Delta deal was found by Cheapflights users on 12/11. 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
2 stops19h 07mDelta
Sun 12/287:33 amMCI - ICN
1 stop17h 22mDelta
Deal found 12/11$1,119
This Delta deal was found by Cheapflights users on 12/10. 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 12/208:05 pmICN - MCI
1 stop18h 17mDelta
Sat 1/38:20 pmMCI - ICN
2 stops29h 30mDelta
Deal found 12/10$1,201
This FlightHub deal was found by Cheapflights users on 12/11. 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 12/298:00 amGMP - MCI
2 stops26h 16mJapan Airlines
Wed 1/217:00 amMCI - GMP
2 stops24h 05mJapan Airlines
Deal found 12/11$1,371
This United Airlines deal was found by Cheapflights users on 12/10. 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 12/1912:45 pmICN - SGF
2 stops22h 37mUnited Airlines
Thu 1/153:00 pmSGF - ICN
2 stops34h 15mUnited Airlines
Deal found 12/10$3,354
This American Airlines deal was found by Cheapflights users on 12/10. 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.
Fri 12/197:15 pmICN - SGF
1 stop18h 10mAmerican Airlines
Thu 1/156:34 pmSGF - ICN
1 stop31h 11mAmerican Airlines
Deal found 12/10$3,626

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 December 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$633
(Delta)

One-way from

$434
(Kiwi.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
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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 December 12, 2025.
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

IncheonSpringfield

ICN - SGF

ICNSGF

Incheon Intl

Tue 2/3

7:15 pm-12:14 pm

1 stop31h 59m

Springfield-Branson

Sat 2/7

1:13 pm-4:45 pm

2 stops60h 32m

$633

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/5

8:05 pm-11:23 pm

1 stop18h 18m

Kansas City

Sun 3/1

7:00 am-4:30 pm

1 stop18h 30m

$634

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Fri 12/26

7:30 pm-11:11 pm

1 stop18h 41m

Kansas City

Wed 1/21

4:04 pm-3:30 pm

1 stop32h 26m

$634

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Wed 12/24

7:30 pm-2:49 pm

1 stop34h 19m

Kansas City

Wed 1/21

4:04 pm-3:30 pm

1 stop32h 26m

$634

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Tue 4/28

7:20 pm-12:20 am

2 stops19h 00m

Kansas City

Mon 5/4

6:42 pm-2:10 pm

1 stop29h 28m

$648

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 4/14

4:50 pm-5:52 am

1 stop27h 02m

Lambert-St Louis

Tue 4/21

7:06 pm-4:20 am

1 stop19h 14m

$671

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Wed 2/25

12:45 pm-4:44 pm

1 stop18h 59m

Lambert-St Louis

Mon 3/9

5:55 pm-3:15 pm

2 stops31h 20m

$676

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Fri 4/24

9:00 pm-11:55 pm

1 stop16h 55m

Lambert-St Louis

Fri 5/29

6:22 pm-4:20 am

1 stop19h 58m

$687

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

9:00 pm-11:55 pm

1 stop16h 55m

Lambert-St Louis

Sun 4/19

2:55 pm-4:20 am

1 stop23h 25m

$699

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 4/13

8:40 pm-4:52 pm

2 stops34h 12m

Lambert-St Louis

Fri 4/24

2:55 pm-4:20 am

1 stop23h 25m

$699

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/10

Showing 1-10 of 49 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

What is the cheapest month to book a flight from Seoul to Missouri?

Currently, November is the cheapest month in which you can book a flight from Seoul to Missouri (average of $568). Flying from Seoul 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 December 12, 2025.
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
8,007 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
8,007 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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
11,050 reviews
Delta
7.9
Good
8,007 reviews

Boarding

8.1

Food

7.3

Entertainment

7.9

Crew

8.5

Comfort

7.9

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 American Airlines, Delta, and United Airlines fly from Seoul to Missouri in about 18h 18m. The time it takes to get you to your destination can typically vary by up to 13h 41m. The distance between Seoul and Missouri is about 6521 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Seoul to Missouri one-way?

    One-way options have recently been found by users for as low as $440 on American Airlines. Other airlines that offer cheap prices include Delta from $460 and United Airlines from $512 one-way.

  • 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.

  • What is the cheapest month to book a flight from Seoul to Missouri?

    Currently, November is the cheapest month in which you can book a flight from Seoul to Missouri (average of $568). Flying from Seoul 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.

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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$568Average$1,621FlexibilityNo cancel feeOn-time71%
DeltaCheapest$630Average$846FlexibilityNo cancel feeOn-timeN/A

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