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Cheap flights from St. Louis to South Korea from $503

1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from St. Louis to South Korea

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:04 pm - 4:20 pmSTL  Lambert-St Louis-ICN Incheon Intl
34h 16m2 stops Denver Intl Los Angeles
Multiple Airlines Logo
10:20 pm - 1:07 pmICN  Incheon Intl-STL Lambert-St Louis
29h 47m2 stops Los Angeles Las Vegas Harry Reid Intl
$1,014Multiple Airlines
Wed, Nov 25 - Wed, Dec 2
Korean Air Logo
6:00 am - 6:20 pmSTL  Lambert-St Louis-ICN Incheon Intl
21h 20m1 stop Atlanta Hartsfield-Jackson
Korean Air Logo
10:35 am - 6:01 pmICN  Incheon Intl-STL Lambert-St Louis
22h 26m1 stop Atlanta Hartsfield-Jackson
$1,067Korean Air
Wed, Feb 3 - Thu, Feb 11
Multiple Airlines Logo
10:25 am - 12:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
36h 20m2 stops Chicago O'Hare Intl Hong Kong Intl
Multiple Airlines Logo
8:00 am - 10:23 pmICN  Incheon Intl-STL Lambert-St Louis
28h 23m2 stops Hong Kong Intl Chicago O'Hare Intl
$1,092Multiple Airlines
Wed, Mar 24 - Thu, Apr 1
Delta Logo
6:40 am - 4:50 pmSTL  Lambert-St Louis-ICN Incheon Intl
19h 10m1 stop Detroit Metropolitan Wayne County
Delta Logo
6:40 pm - 9:28 pmICN  Incheon Intl-STL Lambert-St Louis
17h 48m1 stop Salt Lake City
$1,097Delta
Wed, Nov 25 - Wed, Dec 2
Delta Logo
7:05 pm - 2:10 pmSTL  Lambert-St Louis-ICN Incheon Intl
29h 05m1 stop Atlanta Hartsfield-Jackson
Delta Logo
7:20 pm - 12:36 amICN  Incheon Intl-STL Lambert-St Louis
19h 16m1 stop Salt Lake City
$1,097Delta
Mon, Apr 12 - Fri, Apr 23
United Airlines Logo
6:00 am - 4:25 pmSTL  Lambert-St Louis-ICN Incheon Intl
19h 25m1 stop Newark
United Airlines Logo
6:30 pm - 10:59 pmICN  Incheon Intl-STL Lambert-St Louis
19h 29m1 stop Newark
$1,097United Airlines
Tue, Dec 8 - Mon, Dec 21
United Airlines Logo
6:09 am - 4:25 pmSTL  Lambert-St Louis-ICN Incheon Intl
19h 16m1 stop Newark
United Airlines Logo
6:00 pm - 5:06 amICN  Incheon Intl-STL Lambert-St Louis
26h 06m1 stop San Francisco
$1,097United Airlines
Wed, Dec 9 - Mon, Dec 21
American Airlines Logo
5:50 am - 4:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
19h 55m1 stop Dallas/Fort Worth
American Airlines Logo
6:50 pm - 12:16 amICN  Incheon Intl-STL Lambert-St Louis
20h 26m1 stop Dallas/Fort Worth
$1,097American Airlines
Mon, Dec 7 - Mon, Dec 21
American Airlines Logo
5:50 am - 4:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
19h 55m1 stop Dallas/Fort Worth
American Airlines Logo
6:50 pm - 12:16 amICN  Incheon Intl-STL Lambert-St Louis
20h 26m1 stop Dallas/Fort Worth
$1,097American Airlines
Wed, Dec 9 - Wed, Dec 23
Korean Air Logo
6:00 am - 3:55 pmSTL  Lambert-St Louis-ICN Incheon Intl
19h 55m1 stop Atlanta Hartsfield-Jackson
Korean Air Logo
8:45 am - 3:58 pmICN  Incheon Intl-STL Lambert-St Louis
21h 13m1 stop Atlanta Hartsfield-Jackson
$1,100Korean Air
Mon, Apr 12 - Sat, Apr 24

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Korean Air flights from St. Louis to South Korea

Our best Korean Air deals on St. Louis to South Korea flight tickets
Korean Air
Feb 3
STL6:00 amLambert-St Louis
21h 20m
1 stop
ICN6:20 pmIncheon Intl
Feb 11
ICN10:35 amIncheon Intl
22h 26m
1 stop
STL6:01 pmLambert-St Louis
$1,067
Korean Air
Dec 7
STL7:03 amLambert-St Louis
20h 17m
1 stop
ICN6:20 pmIncheon Intl
Dec 23
ICN8:45 amIncheon Intl
18h 07m
1 stop
STL11:52 amLambert-St Louis
$1,100
Korean Air
Apr 11
STL3:40 pmLambert-St Louis
34h 15m
1 stop
ICN3:55 pmIncheon Intl
Apr 24
ICN10:35 amIncheon Intl
17h 53m
1 stop
STL2:28 pmLambert-St Louis
$1,106

Air Canada flights from St. Louis to South Korea

Our best Air Canada deals on St. Louis to South Korea flight tickets
Air Canada
Apr 11
STL4:05 pmLambert-St Louis
34h 00m
2 stops
ICN4:05 pmIncheon Intl
Apr 26
ICN5:45 pmIncheon Intl
35h 41m
2 stops
STL3:26 pmLambert-St Louis
$1,288
Air Canada
Apr 9
STL4:10 pmLambert-St Louis
35h 20m
1 stop
ICN5:30 pmIncheon Intl
Apr 26
ICN5:45 pmIncheon Intl
35h 41m
2 stops
STL3:26 pmLambert-St Louis
$1,330
Air Canada
Nov 12
STL4:05 pmLambert-St Louis
34h 05m
2 stops
ICN5:10 pmIncheon Intl
Nov 16
ICN6:55 pmIncheon Intl
59h 31m
2 stops
STL3:26 pmLambert-St Louis
$1,519

momondo Fare Finder

 
Use the filters below to find and compare flights from St. Louis to South Korea that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Wed 11/25

3:04 pm-4:20 pm

2 stops34h 16m

Incheon Intl

Wed 12/2

10:20 pm-1:07 pm

2 stops29h 47m

$1,014

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Wed 2/3

6:00 am-6:20 pm

1 stop21h 20m

Incheon Intl

Thu 2/11

10:35 am-6:01 pm

1 stop22h 26m

$1,067

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Wed 3/24

10:25 am-12:45 pm

2 stops36h 20m

Incheon Intl

Thu 4/1

8:00 am-10:23 pm

2 stops28h 23m

$1,092
Quickest round-trip

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Wed 11/25

6:40 am-4:50 pm

1 stop19h 10m

Incheon Intl

Wed 12/2

6:40 pm-9:28 pm

1 stop17h 48m

$1,097

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Mon 4/12

7:05 pm-2:10 pm

1 stop29h 05m

Incheon Intl

Fri 4/23

7:20 pm-12:36 am

1 stop19h 16m

$1,097

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Tue 12/8

6:00 am-4:25 pm

1 stop19h 25m

Incheon Intl

Mon 12/21

6:30 pm-10:59 pm

1 stop19h 29m

$1,097

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Wed 12/9

6:09 am-4:25 pm

1 stop19h 16m

Incheon Intl

Mon 12/21

6:00 pm-5:06 am

1 stop26h 06m

$1,097

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Mon 12/7

5:50 am-4:45 pm

1 stop19h 55m

Incheon Intl

Mon 12/21

6:50 pm-12:16 am

1 stop20h 26m

$1,097

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Wed 12/9

5:50 am-4:45 pm

1 stop19h 55m

Incheon Intl

Wed 12/23

6:50 pm-12:16 am

1 stop20h 26m

$1,097

St. LouisIncheon

STL Lambert-St Louis - ICN Incheon Intl

STLICN

Lambert-St Louis

Mon 4/12

6:00 am-3:55 pm

1 stop19h 55m

Incheon Intl

Sat 4/24

8:45 am-3:58 pm

1 stop21h 13m

$1,100

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 South Korea from

How to get the cheapest flight ticket from St. Louis to South Korea

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 month to fly to South Korea?

If you aren’t able to travel to South Korea during the month of February, then flying in April is also cheap. Prices for this month can be found on momondo for an average of $915.

Can stopping save me money on St. Louis to South Korea flights?

You could potentially save up to 25% on your flight if you consider stops on a St. Louis to South Korea flight.

Cheap St. Louis to South Korea flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to South Korea

Best Price Found

$503

Fastest flight time

19h 10m

Direct flights

None
The best one-way flight to South Korea from St. Louis in the past 72 hours is $503. The best round-trip flight deal from St. Louis to South Korea found on momondo in the last 72 hours is $1,014.
The fastest flight from St. Louis to South Korea takes 19h 10m
There are no direct flights from St. Louis to South Korea. There are no popular flight routes from St. Louis to South Korea.
Search flight deals

Frequently asked questions about flying from St. Louis to South Korea

  • When did momondo last update prices for flights from Lambert-St Louis Airport to South Korea?

    Prices for flights from Lambert-St Louis Airport to South Korea were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to South Korea?

  • How old do you have to be to fly from Lambert-St Louis Airport to South Korea?

    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 Lambert-St Louis Airport to South Korea.

  • What documentation or ID do you need to fly to South Korea?

    The necessary travel and health documents for your South Korea 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 St. Louis to South Korea

Compare and see reviews for airlines that fly from St. Louis to South Korea with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $846Free CancellationRating
7.8
8,689 reviews
Search Delta flights
United AirlinesPriceFrom $865Free CancellationRating
7.3
10,447 reviews
Search United Airlines flights
Korean AirPriceFrom $999Free CancellationRating
8.4
1,219 reviews
Search Korean Air flights
Air CanadaPriceFrom $1,083Free CancellationRating
7.1
11,830 reviews
Search Air Canada flights
American AirlinesPriceFrom $1,113Free CancellationRating
7.0
12,208 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to South Korea?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from St. Louis to South Korea. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from St. Louis to South Korea with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to South Korea from St. Louis with this policy.

How can momondo help me find flights from St. Louis to South Korea?

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 St. Louis to South Korea.

I’m not ready to book a flight from St. Louis to South Korea right now. Can momondo alert me if prices change?

Price alerts on flights to South Korea from St. Louis 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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