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Cheap flights from Missouri to Seoul from $722

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Seoul departing on 8/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Missouri to Seoul

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:40 pm - 12:50 pm
STL
-
GMP
30h 10m
2 stops
Multiple Airlines Logo
1:50 pm - 2:15 pm
GMP
-
STL
39h 25m
2 stops
$1,346Multiple Airlines
Thu, Oct 29 - Fri, Nov 6
Multiple Airlines Logo
7:36 pm - 12:50 pm
STL
-
GMP
27h 14m
2 stops
Multiple Airlines Logo
1:50 pm - 3:44 pm
GMP
-
STL
39h 54m
2 stops
$1,384Multiple Airlines
Thu, Oct 1 - Fri, Oct 9
Japan Airlines Logo
8:30 am - 10:40 am
STL
-
GMP
36h 10m
2 stops
Japan Airlines Logo
12:05 pm - 4:48 pm
GMP
-
STL
42h 43m
2 stops
$1,410Japan Airlines
Thu, Sep 10 - Mon, Sep 14
Multiple Airlines Logo
3:19 pm - 12:50 pm
STL
-
GMP
31h 31m
2 stops
Multiple Airlines Logo
1:50 pm - 3:44 pm
GMP
-
STL
39h 54m
2 stops
$1,485Multiple Airlines
Thu, Oct 1 - Sat, Oct 10
Japan Airlines Logo
6:00 am - 9:15 pm
STL
-
GMP
25h 15m
2 stops
Japan Airlines Logo
8:00 am - 4:20 pm
GMP
-
STL
22h 20m
2 stops
$1,555Japan Airlines
Mon, Aug 31 - Fri, Sep 4
Japan Airlines Logo
8:36 am - 9:15 pm
STL
-
GMP
22h 39m
2 stops
Japan Airlines Logo
12:05 pm - 4:20 pm
GMP
-
STL
42h 15m
2 stops
$1,564Japan Airlines
Fri, Aug 14 - Sun, Aug 30
Japan Airlines Logo
6:55 am - 9:15 pm
STL
-
GMP
24h 20m
2 stops
Japan Airlines Logo
8:00 am - 4:23 pm
GMP
-
STL
22h 23m
2 stops
$1,636Japan Airlines
Tue, Jul 28 - Thu, Aug 20
Japan Airlines Logo
5:00 am - 9:15 pm
MCI
-
GMP
26h 15m
2 stops
Japan Airlines Logo
8:00 am - 3:16 pm
GMP
-
MCI
21h 16m
2 stops
$1,643Japan Airlines
Wed, Aug 19 - Thu, Aug 27
Japan Airlines Logo
8:38 am - 9:15 pm
STL
-
GMP
22h 37m
2 stops
Japan Airlines Logo
8:00 am - 4:23 pm
GMP
-
STL
22h 23m
2 stops
$1,656Japan Airlines
Wed, Jul 29 - Thu, Aug 20
China Eastern Logo
7:26 am - 11:00 am
MCI
-
GMP
37h 34m
2 stops
China Eastern Logo
8:50 pm - 11:41 pm
GMP
-
MCI
40h 51m
2 stops
$2,120China Eastern
Fri, Jul 3 - Wed, Jul 15

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Japan Airlines flights from Missouri to Seoul Gimpo Intl Airport

Our best Japan Airlines deals on Missouri to Seoul Gimpo Intl Airport flight tickets
Japan Airlines
Aug 31
STL6:00 amLambert-St Louis
25h 15m
2 stops
GMP9:15 pmSeoul Gimpo Intl
Sep 4
GMP8:00 amSeoul Gimpo Intl
22h 20m
2 stops
STL4:20 pmLambert-St Louis
$1,555
Japan Airlines
Aug 14
STL8:36 amLambert-St Louis
22h 39m
2 stops
GMP9:15 pmSeoul Gimpo Intl
Aug 30
GMP12:05 pmSeoul Gimpo Intl
42h 15m
2 stops
STL4:20 pmLambert-St Louis
$1,564
Japan Airlines
Jul 28
STL6:55 amLambert-St Louis
24h 20m
2 stops
GMP9:15 pmSeoul Gimpo Intl
Aug 20
GMP8:00 amSeoul Gimpo Intl
22h 23m
2 stops
STL4:23 pmLambert-St Louis
$1,636

ANA flights from Missouri to Seoul Gimpo Intl Airport

Our best ANA deals on Missouri to Seoul Gimpo Intl Airport flight tickets
ANA
Jul 26
STL6:14 amLambert-St Louis
26h 06m
2 stops
GMP10:20 pmSeoul Gimpo Intl
Aug 18
GMP7:55 pmSeoul Gimpo Intl
30h 07m
2 stops
STL12:02 pmLambert-St Louis
$2,646
ANA
Jul 26
STL1:13 pmLambert-St Louis
31h 52m
2 stops
GMP11:05 amSeoul Gimpo Intl
Aug 18
GMP7:55 pmSeoul Gimpo Intl
30h 07m
2 stops
STL12:02 pmLambert-St Louis
$2,921

momondo Fare Finder

 
Customize your flight search to find flights from Missouri to Seoul Gimpo Intl Airport 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, momondo users made 832,500 searches. Data last updated June 16, 2026.
Use the filters below to find and compare flights from Missouri to Seoul Gimpo Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Thu 10/29

4:40 pm-12:50 pm

2 stops30h 10m

Seoul Gimpo Intl

Fri 11/6

1:50 pm-2:15 pm

2 stops39h 25m

$1,346

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Thu 10/1

7:36 pm-12:50 pm

2 stops27h 14m

Seoul Gimpo Intl

Fri 10/9

1:50 pm-3:44 pm

2 stops39h 54m

$1,384

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Thu 9/10

8:30 am-10:40 am

2 stops36h 10m

Seoul Gimpo Intl

Mon 9/14

12:05 pm-4:48 pm

2 stops42h 43m

$1,410

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Thu 10/1

3:19 pm-12:50 pm

2 stops31h 31m

Seoul Gimpo Intl

Sat 10/10

1:50 pm-3:44 pm

2 stops39h 54m

$1,485

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Mon 8/31

6:00 am-9:15 pm

2 stops25h 15m

Seoul Gimpo Intl

Fri 9/4

8:00 am-4:20 pm

2 stops22h 20m

$1,555

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Fri 8/14

8:36 am-9:15 pm

2 stops22h 39m

Seoul Gimpo Intl

Sun 8/30

12:05 pm-4:20 pm

2 stops42h 15m

$1,564

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Tue 7/28

6:55 am-9:15 pm

2 stops24h 20m

Seoul Gimpo Intl

Thu 8/20

8:00 am-4:23 pm

2 stops22h 23m

$1,636

Kansas CitySeoul

MCI - GMP

MCIGMP

Kansas City

Wed 8/19

5:00 am-9:15 pm

2 stops26h 15m

Seoul Gimpo Intl

Thu 8/27

8:00 am-3:16 pm

2 stops21h 16m

$1,643
Quickest round-trip

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Wed 7/29

8:38 am-9:15 pm

2 stops22h 37m

Seoul Gimpo Intl

Thu 8/20

8:00 am-4:23 pm

2 stops22h 23m

$1,656

Kansas CitySeoul

MCI - GMP

MCIGMP

Kansas City

Fri 7/3

7:26 am-11:00 am

2 stops37h 34m

Seoul Gimpo Intl

Wed 7/15

8:50 pm-11:41 pm

2 stops40h 51m

$2,120

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Seoul from

How to get the cheapest flight ticket from Missouri to Seoul Gimpo Intl Airport

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

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

Japan Airlines and ANA are the most popular carriers operating from Missouri to Seoul Gimpo Intl

Cheap Missouri to Seoul Gimpo Intl Airport flight deals and tips

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

Fastest flight time

21h 11m

Direct flights

None
The fastest flight from Missouri to Seoul Gimpo Intl Airport takes 21h 11m
There are no direct flights from Missouri to Seoul Gimpo Intl Airport. There are no popular flight routes from Missouri to Seoul Gimpo Intl Airport.
Search flight deals

Frequently asked questions about flying from Missouri to Seoul Gimpo Intl Airport

  • When did momondo last update prices for flights from Missouri to Seoul Gimpo Intl Airport?

    Prices for flights from Missouri to Seoul Gimpo Intl Airport are refreshed on a daily basis.

  • How old do you have to be to fly from Missouri to Seoul Gimpo Intl Airport?

    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 Missouri to Seoul Gimpo Intl Airport.

  • What documentation or ID do you need to fly to Seoul Gimpo Intl Airport?

    The required travel and health documents for your Seoul Gimpo Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seoul Gimpo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

Finding the right flight to Seoul from Missouri 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 Seoul quick and easy, saving you time and money.

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

Flights from Missouri to Seoul with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Seoul from Missouri.

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

Price alerts on flights to Seoul from Missouri are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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