What is the cheapest airline that flies from Seoul to Missouri?

Air Canada, American Airlines, and United Airlines are the most popular carriers operating from Seoul to Missouri

How long is the flight from Seoul to Missouri?

The flight from Seoul to Missouri depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Incheon (a popular airport in Seoul) to St. Louis (the most popular airport in Missouri), then the flight time is 15h 38m on average. If you fly from Seoul (another popular airport in Seoul) to St. Louis, then the average flight time is 17h 57m.

When did momondo last update prices for flights from Seoul to Missouri?

Prices for flights from Seoul to Missouri were last updated today.

How many operators does momondo search for flights from Seoul to Missouri?

As of August 2025, there is 1 operator available to choose from for flights from Seoul to Missouri.

How old do you have to be to fly from Seoul to Missouri?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul to Missouri.

What documentation or ID do you need to fly to Missouri?

The necessary travel and health documents for your Missouri trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$446 Cheap Flights from Seoul to Missouri in 2025

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Find the cheapest flights from Seoul to Missouri

Round-trip

One-way

Last minute

Cheap round-trip flights

5:25 pm - 10:50 pmICN-STL

19h 25m1 stop

7:01 am - 3:55 pmSTL-ICN

18h 54m1 stop

$639American Airlines

Find Deal

Wed, Sep 10 - Thu, Oct 30

7:40 pm - 9:18 pmICN-STL

15h 38m1 stop

6:00 am - 4:30 pmSTL-ICN

20h 30m2 stops

$640Delta

Find Deal

Tue, Sep 9 - Sun, Oct 5

8:05 pm - 12:25 amICN-MCI

19h 20m2 stops

5:40 pm - 3:30 pmMCI-ICN

30h 50m1 stop

$650Delta

Find Deal

Thu, Feb 5 - Sun, Mar 1

11:30 am - 8:46 pmICN-STL

23h 16m2 stops

5:49 pm - 4:20 amSTL-ICN

20h 31m1 stop

$663United Airlines

Find Deal

Tue, Sep 9 - Tue, Sep 23

4:50 pm - 8:46 pmICN-STL

17h 56m2 stops

5:29 pm - 5:40 amSTL-ICN

21h 11m1 stop

$666United Airlines

Find Deal

Tue, Oct 21 - Tue, Nov 4

12:45 pm - 4:08 pmICN-MCI

18h 23m2 stops

9:05 am - 5:40 amMCI-ICN

29h 35m2 stops

$676United Airlines

Find Deal

Mon, Feb 2 - Fri, Feb 6

8:35 pm - 12:13 amICN-MCI

18h 38m1 stop

2:55 pm - 6:35 pmMCI-ICN

36h 40m1 stop

$693Alaska Airlines

Find Deal

Fri, Dec 26 - Fri, Jan 16

8:35 pm - 12:13 amICN-MCI

18h 38m1 stop

2:55 pm - 6:35 pmMCI-ICN

36h 40m1 stop

$699Alaska Airlines

Find Deal

Fri, Dec 26 - Fri, Jan 16

6:40 pm - 11:09 pmICN-STL

18h 29m1 stop

8:53 am - 5:20 pmSTL-ICN

18h 27m1 stop

$703Korean Air

Find Deal

Mon, Sep 15 - Tue, Oct 14

6:40 pm - 11:14 pmICN-STL

18h 34m1 stop

8:40 am - 5:20 pmSTL-ICN

18h 40m1 stop

$763Korean Air

Find Deal

Sun, Sep 21 - Tue, Sep 30

American Airlines flights from Seoul to Missouri

Our best American Airlines deals on Seoul to Missouri flight tickets

American Airlines

Sep 10

ICN5:25 pmIncheon Intl

19h 25m

1 stop

STL10:50 pmLambert-St Louis

Oct 30

STL7:01 amLambert-St Louis

18h 54m

1 stop

ICN3:55 pmIncheon Intl

$639

Find similar

American Airlines

Oct 6

ICN5:45 pmIncheon Intl

31h 52m

1 stop

SGF11:37 amSpringfield-Branson

Oct 18

SGF6:00 amSpringfield-Branson

43h 30m

2 stops

ICN3:30 pmIncheon Intl

$687

Find similar

American Airlines

Sep 5

ICN5:25 pmIncheon Intl

16h 50m

1 stop

STL8:15 pmLambert-St Louis

Sep 30

STL7:16 amLambert-St Louis

18h 14m

1 stop

ICN3:30 pmIncheon Intl

$710

Find similar

ANA flights from Seoul to Missouri

Our best ANA deals on Seoul to Missouri flight tickets

ANA

Feb 19

GMP7:50 pmSeoul Gimpo Intl

29h 37m

2 stops

STL10:27 amLambert-St Louis

Feb 23

STL1:27 pmLambert-St Louis

30h 53m

2 stops

GMP11:20 amSeoul Gimpo Intl

$1,237

Find similar

ANA

Aug 30

GMP8:40 amSeoul Gimpo Intl

27h 02m

2 stops

MCI9:42 pmKansas City

Sep 13

MCI3:23 pmKansas City

40h 57m

2 stops

GMP10:20 pmSeoul Gimpo Intl

$7,771

Find similar

ANA

Aug 27

GMP7:40 amSeoul Gimpo Intl

28h 02m

2 stops

MCI9:42 pmKansas City

Aug 30

MCI3:23 pmKansas City

40h 57m

2 stops

GMP10:20 pmSeoul Gimpo Intl

$8,319

Find similar

Fly from

Fly to

Route

Depart

Return

Price

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Wed 9/10

5:25 pm-10:50 pm

1 stop19h 25m

Lambert-St Louis

Thu 10/30

7:01 am-3:55 pm

1 stop18h 54m

$639

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 9/9

7:40 pm-9:18 pm

1 stop15h 38m

Lambert-St Louis

Sun 10/5

6:00 am-4:30 pm

2 stops20h 30m

$640

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Thu 2/5

8:05 pm-12:25 am

2 stops19h 20m

Kansas City

Sun 3/1

5:40 pm-3:30 pm

1 stop30h 50m

$650

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 9/9

11:30 am-8:46 pm

2 stops23h 16m

Lambert-St Louis

Tue 9/23

5:49 pm-4:20 am

1 stop20h 31m

$663

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 10/21

4:50 pm-8:46 pm

2 stops17h 56m

Lambert-St Louis

Tue 11/4

5:29 pm-5:40 am

1 stop21h 11m

$666

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Mon 2/2

12:45 pm-4:08 pm

2 stops18h 23m

Kansas City

Fri 2/6

9:05 am-5:40 am

2 stops29h 35m

$676

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Fri 12/26

8:35 pm-12:13 am

1 stop18h 38m

Kansas City

Fri 1/16

2:55 pm-6:35 pm

1 stop36h 40m

$693

IncheonKansas City

ICN - MCI

ICNMCI

Incheon Intl

Fri 12/26

8:35 pm-12:13 am

1 stop18h 38m

Kansas City

Fri 1/16

2:55 pm-6:35 pm

1 stop36h 40m

$699

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Mon 9/15

6:40 pm-11:09 pm

1 stop18h 29m

Lambert-St Louis

Tue 10/14

8:53 am-5:20 pm

1 stop18h 27m

$703

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Sun 9/21

6:40 pm-11:14 pm

1 stop18h 34m

Lambert-St Louis

Tue 9/30

8:40 am-5:20 pm

1 stop18h 40m

$763

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seoul to Missouri

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Missouri?

The cheapest day to depart from Seoul to Missouri is on a Thursday when prices can be found for as low as $941. Flights from Seoul to Missouri on a Saturday will generally be more expensive and average around $1,725. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Missouri?

According to our data, the cheapest time of day to fly to Missouri is in the afternoon. momondo users have found flights departing from Seoul to Missouri in the afternoon for as low as $1,233. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Missouri are more costly in the morning, with an average ticket price of $1,680. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Can stopping save me money on Seoul to Missouri flights?

You could potentially save up to 6% on your flight if you consider stops on a Seoul to Missouri flight.

Cheap Seoul to Missouri flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seoul to Missouri

Direct flights	None

There are no direct flights from Seoul to Missouri. There are no popular flight routes from Seoul to Missouri.

Search flight deals

When did momondo last update prices for flights from Seoul to Missouri?
Prices for flights from Seoul to Missouri were last updated today.
How many operators does momondo search for flights from Seoul to Missouri?
As of August 2025, there is 1 operator available to choose from for flights from Seoul to Missouri.
How old do you have to be to fly from Seoul to Missouri?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Seoul to Missouri.
What documentation or ID do you need to fly to Missouri?
The necessary travel and health documents for your Missouri trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seoul to Missouri

Compare and see reviews for airlines that fly from Seoul to Missouri with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $648	Free Cancellation	Rating 7.9 7,981 reviews		Search Delta flights

Why use momondo?

Why should I use momondo to find a flight deal from Seoul to Missouri?

Finding the right flight to Missouri from Seoul is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Missouri quick and easy, saving you time and money.

Can I find flights from Seoul to Missouri with flexible booking policies on momondo?

momondo does allow users to show only those flights to Missouri from Seoul which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seoul to Missouri?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Seoul to Missouri.

I’m not ready to book a flight from Seoul to Missouri right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Seoul to Missouri now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Missouri and let you know when they change.