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Cheap flights from St. Louis to Seoul from $666

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Seoul departing on 9/2. 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
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Mon 4/29
Mon 5/6

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Easily compare round-trip flights from St. Louis to Seoul

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to Seoul by changing tabs
Japan Airlines
May 7
STL7:01 amLambert-St Louis
24h 59m
2 stops
GMP10:00 pmSeoul Gimpo Intl
May 17
GMP12:05 pmSeoul Gimpo Intl
25h 12m
2 stops
STL11:17 pmLambert-St Louis
American Airlines
May 7
STL5:21 amLambert-St Louis
19h 54m
1 stop
ICN3:15 pmIncheon Intl
May 17
ICN5:25 pmIncheon Intl
19h 34m
1 stop
STL10:59 pmLambert-St Louis
Finnair
Oct 12
STL2:05 pmLambert-St Louis
31h 15m
2 stops
ICN11:20 amIncheon Intl
Oct 20
ICN9:40 pmIncheon Intl
34h 41m
2 stops
STL6:21 pmLambert-St Louis
Multiple Airlines
Sep 3
STL2:34 pmLambert-St Louis
30h 26m
2 stops
ICN11:00 amIncheon Intl
Nov 3
ICN11:40 amIncheon Intl
40h 47m
2 stops
STL2:27 pmLambert-St Louis
Air Canada
Aug 14
STL12:00 pmLambert-St Louis
38h 25m
1 stop
ICN4:25 pmIncheon Intl
Sep 5
ICN6:00 pmIncheon Intl
35h 20m
2 stops
STL3:20 pmLambert-St Louis
Delta
May 5
STL6:30 amLambert-St Louis
20h 50m
1 stop
ICN5:20 pmIncheon Intl
May 19
ICN10:35 amIncheon Intl
16h 33m
1 stop
STL1:08 pmLambert-St Louis

Find the cheapest one-way flights from St. Louis to Seoul

If you're looking for one-way flights from St. Louis to Seoul, view some of our deals below provided by Air Canada, American Airlines and Korean Air
Multiple Airlines
Sep 2
STL5:55 pmLambert-St Louis
35h 05m
3 stops
ICN7:00 pmIncheon Intl
American Airlines
Jul 16
STL5:46 pmLambert-St Louis
31h 29m
2 stops
ICN3:15 pmIncheon Intl
Air Canada
Sep 2
STL12:00 pmLambert-St Louis
39h 30m
2 stops
ICN5:30 pmIncheon Intl

Search last-minute flights to Seoul from St. Louis

Find and compare round-trip flight prices for your last-minute flight from St. Louis to Seoul
Japan Airlines
May 2
STL6:59 pmLambert-St Louis
25h 46m
2 stops
GMP10:45 amSeoul Gimpo Intl
May 16
GMP12:05 pmSeoul Gimpo Intl
25h 12m
2 stops
STL11:17 pmLambert-St Louis
American Airlines
Apr 26
STL7:01 amLambert-St Louis
18h 14m
1 stop
ICN3:15 pmIncheon Intl
May 24
ICN5:25 pmIncheon Intl
16h 03m
1 stop
STL7:28 pmLambert-St Louis
Delta
Apr 29
STL6:13 amLambert-St Louis
19h 07m
1 stop
ICN3:20 pmIncheon Intl
May 17
ICN10:35 amIncheon Intl
16h 33m
1 stop
STL1:08 pmLambert-St Louis
Multiple Airlines
May 1
STL6:59 pmLambert-St Louis
27h 36m
2 stops
ICN12:35 pmIncheon Intl
May 14
ICN3:10 pmIncheon Intl
46h 07m
2 stops
STL11:17 pmLambert-St Louis
United Airlines
Apr 27
STL4:49 pmLambert-St Louis
21h 31m
2 stops
ICN4:20 amIncheon Intl
Apr 29
ICN4:50 pmIncheon Intl
31h 09m
2 stops
STL9:59 amLambert-St Louis
Qatar Airways
May 7
STL11:09 amLambert-St Louis
40h 26m
2 stops
ICN5:35 pmIncheon Intl
May 16
ICN1:20 amIncheon Intl
36h 39m
2 stops
STL11:59 pmLambert-St Louis

Best airlines flying from St. Louis to Seoul

Compare and see reviews for airlines that fly from St. Louis to Seoul with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,191Free CancellationRating
7.4
11,255 reviews
Search United Airlines flights
Air CanadaPriceFrom $1,217Free CancellationRating
7.0
6,857 reviews
Search Air Canada flights
American AirlinesPriceFrom $1,346Free CancellationRating
7.3
14,898 reviews
Search American Airlines flights
DeltaPriceFrom $1,390Free CancellationRating
8.0
11,004 reviews
Search Delta flights
Korean AirPriceFrom $1,743Free CancellationRating
8.5
1,192 reviews
Search Korean Air flights

American Airlines flights from St. Louis to Seoul

Our best American Airlines deals on St. Louis to Seoul flight tickets
American Airlines
May 7
STL5:21 amLambert-St Louis
19h 54m
1 stop
ICN3:15 pmIncheon Intl
May 17
ICN5:25 pmIncheon Intl
19h 34m
1 stop
STL10:59 pmLambert-St Louis
American Airlines
May 7
STL4:20 pmLambert-St Louis
32h 55m
2 stops
ICN3:15 pmIncheon Intl
May 17
ICN5:25 pmIncheon Intl
30h 28m
2 stops
STL9:53 amLambert-St Louis
American Airlines
May 7
STL4:20 pmLambert-St Louis
32h 55m
2 stops
ICN3:15 pmIncheon Intl
May 17
ICN5:25 pmIncheon Intl
19h 34m
1 stop
STL10:59 pmLambert-St Louis

Air Canada flights from St. Louis to Seoul

Our best Air Canada deals on St. Louis to Seoul flight tickets
Air Canada
Aug 14
STL12:00 pmLambert-St Louis
38h 25m
1 stop
ICN4:25 pmIncheon Intl
Sep 5
ICN6:00 pmIncheon Intl
35h 20m
2 stops
STL3:20 pmLambert-St Louis
Air Canada
Oct 13
STL12:00 pmLambert-St Louis
38h 25m
1 stop
ICN4:25 pmIncheon Intl
Oct 19
ICN6:00 pmIncheon Intl
41h 05m
2 stops
STL9:05 pmLambert-St Louis
Air Canada
Aug 15
STL12:00 pmLambert-St Louis
38h 05m
2 stops
ICN4:05 pmIncheon Intl
Sep 5
ICN6:00 pmIncheon Intl
35h 20m
2 stops
STL3:20 pmLambert-St Louis

How to get the cheapest flight ticket from St. Louis to Seoul

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 from St. Louis to Seoul?

February. The cheapest time of year to fly to Seoul from St. Louis is February. Most expensive is December

What is the cheapest day to depart St. Louis for Seoul?

Sunday. The cheapest day of the week is typically Sunday. The most expensive is typically Saturday

When is the cheapest time to fly from St. Louis to Seoul?

In the afternoon. St. Louis to Seoul flights are approximately 8% more expensive in the morning than in the afternoon

What is the cheapest airline that flies to Seoul from St. Louis?

Air Canada. Air Canada, American Airlines, and Delta are the most popular carriers operating from St. Louis to Seoul

What is the cheapest St. Louis to Seoul flight route?

Lambert-St Louis - Seoul Gimpo Intl. Fly from Lambert-St Louis to Seoul Gimpo Intl for the best St. Louis - Seoul flight prices

Cheap St. Louis to Seoul (STL to SEL) flight deals and tips

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

Best Price Found

$666

Fastest flight time

17h 10m

Direct flights

None

Airports in Seoul

2 airports
The best one-way flight to Seoul from St. Louis in the past 72 hours is $666. The best round-trip flight deal from St. Louis to Seoul found on momondo in the last 72 hours is $1,289.
The fastest flight from St. Louis to Seoul takes 17h 10m
There are no direct flights from St. Louis to Seoul. Popular non-direct routes for this connection are Lambert-St Louis Airport - Seoul Gimpo Intl Airport and Lambert-St Louis Airport - Incheon Intl Airport.
There are 2 airports near Seoul: Incheon Intl (ICN), Seoul Gimpo Intl (GMP)

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

    The distance between Lambert-St Louis and Seoul is about 6661.9 mi. 17h 10m is a normal flight duration for this route.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Seoul.

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

    The required travel and health documents for your Seoul 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. 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 St. Louis to Seoul?

Finding the right flight to Seoul from St. Louis 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 St. Louis to Seoul with flexible booking policies on momondo?

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

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

momondo provides multiple filters to help you find the best flight to Seoul from St. Louis. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Seoul 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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Mon 4/29
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Find better results for your stay in South Korea

Fly into one of these airports located in Seoul
Airports listed have a maximum distance of 30.3 mi from Seoul