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Cheap flights from Incheon Intl Airport to St. Louis from $932

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Incheon Intl Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:50 pm - 11:43 pmICN  Incheon Intl-STL Lambert-St Louis
19h 53m1 stop Dallas/Fort Worth
American Airlines Logo
5:40 am - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
20h 05m1 stop Dallas/Fort Worth
$932American Airlines
Tue, Sep 29 - Tue, Oct 6
American Airlines Logo
5:50 pm - 12:27 amICN  Incheon Intl-STL Lambert-St Louis
20h 37m2 stops Dallas/Fort Worth Chicago O'Hare Intl
American Airlines Logo
6:32 am - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
19h 13m1 stop Dallas/Fort Worth
$936American Airlines
Tue, Sep 29 - Tue, Oct 6
American Airlines Logo
5:50 pm - 11:42 pmICN  Incheon Intl-STL Lambert-St Louis
19h 52m1 stop Dallas/Fort Worth
American Airlines Logo
6:45 pm - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
31h 00m1 stop Dallas/Fort Worth
$943American Airlines
Thu, Sep 3 - Sun, Sep 6
American Airlines Logo
5:50 pm - 12:15 pmICN  Incheon Intl-STL Lambert-St Louis
32h 25m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
43h 45m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth
$983American Airlines
Thu, Sep 17 - Sun, Sep 20
American Airlines Logo
5:50 pm - 12:15 pmICN  Incheon Intl-STL Lambert-St Louis
32h 25m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
43h 45m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth
$984American Airlines
Thu, Sep 17 - Sun, Sep 20
American Airlines Logo
5:50 pm - 10:41 pmICN  Incheon Intl-STL Lambert-St Louis
18h 51m1 stop Dallas/Fort Worth
American Airlines Logo
5:43 am - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
20h 02m1 stop Dallas/Fort Worth
$985American Airlines
Thu, Sep 3 - Sat, Sep 19
American Airlines Logo
5:50 pm - 12:15 pmICN  Incheon Intl-STL Lambert-St Louis
32h 25m1 stop Dallas/Fort Worth
American Airlines Logo
10:45 am - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
39h 00m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth
$986American Airlines
Thu, Sep 17 - Sun, Sep 20
American Airlines Logo
5:50 pm - 12:14 amICN  Incheon Intl-STL Lambert-St Louis
20h 24m2 stops Dallas/Fort Worth Chicago O'Hare Intl
American Airlines Logo
5:00 am - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
20h 45m2 stops Chicago O'Hare Intl Dallas/Fort Worth
$989American Airlines
Thu, Sep 3 - Sat, Sep 19
American Airlines Logo
5:50 pm - 9:57 pmICN  Incheon Intl-STL Lambert-St Louis
18h 07m1 stop Dallas/Fort Worth
American Airlines Logo
7:10 pm - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
30h 35m1 stop Dallas/Fort Worth
$996American Airlines
Sun, Oct 4 - Sun, Oct 11
American Airlines Logo
5:50 pm - 12:15 pmICN  Incheon Intl-STL Lambert-St Louis
32h 25m1 stop Dallas/Fort Worth
American Airlines Logo
6:00 am - 3:45 pmSTL  Lambert-St Louis-ICN Incheon Intl
43h 45m2 stops Washington, D.C. Reagan-National Dallas/Fort Worth
$998American Airlines
Thu, Sep 17 - Sun, Sep 20

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United Airlines flights from Incheon Intl Airport to St. Louis

Our best United Airlines deals on Incheon Intl Airport to St. Louis flight tickets
United Airlines
Sep 17
ICN4:50 pmIncheon Intl
20h 09m
2 stops
STL10:59 pmLambert-St Louis
Sep 20
STL6:55 pmLambert-St Louis
19h 25m
2 stops
ICN4:20 amIncheon Intl
$1,125
United Airlines
Sep 17
ICN4:50 pmIncheon Intl
20h 09m
2 stops
STL10:59 pmLambert-St Louis
Sep 20
STL6:55 pmLambert-St Louis
19h 25m
2 stops
ICN4:20 amIncheon Intl
$1,127
United Airlines
Sep 17
ICN11:30 amIncheon Intl
23h 08m
2 stops
STL8:38 pmLambert-St Louis
Sep 20
STL12:59 pmLambert-St Louis
25h 21m
2 stops
ICN4:20 amIncheon Intl
$1,128

American Airlines flights from Incheon Intl Airport to St. Louis

Our best American Airlines deals on Incheon Intl Airport to St. Louis flight tickets
American Airlines
Sep 29
ICN5:50 pmIncheon Intl
19h 53m
1 stop
STL11:43 pmLambert-St Louis
Oct 6
STL5:40 amLambert-St Louis
20h 05m
1 stop
ICN3:45 pmIncheon Intl
$932
American Airlines
Sep 29
ICN5:50 pmIncheon Intl
20h 37m
2 stops
STL12:27 amLambert-St Louis
Oct 6
STL6:32 amLambert-St Louis
19h 13m
1 stop
ICN3:45 pmIncheon Intl
$936
American Airlines
Sep 3
ICN5:50 pmIncheon Intl
19h 52m
1 stop
STL11:42 pmLambert-St Louis
Sep 6
STL6:45 pmLambert-St Louis
31h 00m
1 stop
ICN3:45 pmIncheon Intl
$943

momondo Fare Finder

 
Use the filters below to find and compare flights from Incheon Intl Airport to St. Louis that are best for you.

Fly from

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Route

Depart

Return

Price

Cheapest round-trip

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Tue 9/29

5:50 pm-11:43 pm

1 stop19h 53m

Lambert-St Louis

Tue 10/6

5:40 am-3:45 pm

1 stop20h 05m

$932

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Tue 9/29

5:50 pm-12:27 am

2 stops20h 37m

Lambert-St Louis

Tue 10/6

6:32 am-3:45 pm

1 stop19h 13m

$936

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Thu 9/3

5:50 pm-11:42 pm

1 stop19h 52m

Lambert-St Louis

Sun 9/6

6:45 pm-3:45 pm

1 stop31h 00m

$943

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Thu 9/17

5:50 pm-12:15 pm

1 stop32h 25m

Lambert-St Louis

Sun 9/20

6:00 am-3:45 pm

2 stops43h 45m

$983

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Thu 9/17

5:50 pm-12:15 pm

1 stop32h 25m

Lambert-St Louis

Sun 9/20

6:00 am-3:45 pm

2 stops43h 45m

$984
Quickest round-trip

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Thu 9/3

5:50 pm-10:41 pm

1 stop18h 51m

Lambert-St Louis

Sat 9/19

5:43 am-3:45 pm

1 stop20h 02m

$985

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Thu 9/17

5:50 pm-12:15 pm

1 stop32h 25m

Lambert-St Louis

Sun 9/20

10:45 am-3:45 pm

2 stops39h 00m

$986

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Thu 9/3

5:50 pm-12:14 am

2 stops20h 24m

Lambert-St Louis

Sat 9/19

5:00 am-3:45 pm

2 stops20h 45m

$989

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Sun 10/4

5:50 pm-9:57 pm

1 stop18h 07m

Lambert-St Louis

Sun 10/11

7:10 pm-3:45 pm

1 stop30h 35m

$996

IncheonSt. Louis

ICN Incheon Intl - STL Lambert-St Louis

ICNSTL

Incheon Intl

Thu 9/17

5:50 pm-12:15 pm

1 stop32h 25m

Lambert-St Louis

Sun 9/20

6:00 am-3:45 pm

2 stops43h 45m

$998

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 St. Louis from

How to get the cheapest flight ticket from Incheon Intl Airport to St. Louis

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 St. Louis?

In general, August is the cheapest month to fly from Incheon Intl Airport to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of April is another great option to travel to St. Louis, with average flight prices from Incheon Intl Airport averaging around $0.

Can stopping save me money on Incheon Intl Airport to St. Louis flights?

You could potentially save up to 4% on your flight if you consider stops on a Incheon Intl Airport to St. Louis flight.

When to book flights from Incheon Intl Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Incheon Intl Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Incheon Intl Airport to St. Louis (ICN to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Incheon Intl Airport to St. Louis

Best Price Found

$2,076

Fastest flight time

20h 09m

Direct flights

None
The best one-way flight to St. Louis from Incheon Intl Airport in the past 72 hours is $2,076. The best round-trip flight deal from Incheon Intl Airport to St. Louis found on momondo in the last 72 hours is $932.
The fastest flight from Incheon Intl Airport to St. Louis takes 20h 09m
There are no direct flights from Incheon Intl Airport to St. Louis. There are no popular flight routes from Incheon Intl Airport to St. Louis.
Search flight deals

Frequently asked questions about flying from Incheon Intl Airport to St. Louis

  • How far is Incheon Intl to Lambert-St Louis by plane?

    Lambert-St Louis is 6682.0 mi away from Incheon Intl. By plane, this route typically takes 20h 09m.

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

    Prices for flights from Incheon Intl Airport to Lambert-St Louis Airport are updated daily.

  • How old do you have to be to fly from Incheon Intl Airport to Lambert-St Louis 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 Incheon Intl Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The travel and health documents required for your trip to Lambert-St Louis Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Lambert-St Louis Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Fairview Heights
Maryland Heights
St. Peters
Hermann
Collinsville
Florissant
Alton
O'Fallon
Farmington
Clayton
Fenton
Festus
Wentzville
Eureka
Edwardsville
Litchfield
Grafton
Shrewsbury

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to St. Louis from Seoul.

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

Flights from Seoul to St. Louis 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 Seoul to St. Louis?

Once you have performed a search for Seoul to St. Louis flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

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

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