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Cheap flights from St. Louis to Incheon Intl Airport from $784

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 Incheon Intl Airport departing on 5/13. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Easily compare round-trip flights from St. Louis to Incheon Intl Airport

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 Incheon Intl Airport by changing tabs
Cathay Pacific
May 2
STL6:59 pmLambert-St Louis
51h 36m
2 stops
ICN12:35 pmIncheon Intl
May 16
ICN10:10 amIncheon Intl
27h 07m
2 stops
STL11:17 pmLambert-St Louis
American Airlines
May 2
STL7:01 amLambert-St Louis
18h 14m
1 stop
ICN3:15 pmIncheon Intl
May 16
ICN5:25 pmIncheon Intl
16h 03m
1 stop
STL7:28 pmLambert-St Louis
United Airlines
Jul 16
STL11:05 amLambert-St Louis
27h 15m
2 stops
ICN4:20 amIncheon Intl
Jul 23
ICN11:30 amIncheon Intl
24h 44m
2 stops
STL10:14 pmLambert-St Louis
Delta
Jun 25
STL6:30 amLambert-St Louis
20h 50m
1 stop
ICN5:20 pmIncheon Intl
Sep 9
ICN10:35 amIncheon Intl
23h 56m
1 stop
STL8:31 pmLambert-St Louis
Multiple Airlines
May 2
STL9:35 amLambert-St Louis
33h 10m
3 stops
ICN8:45 amIncheon Intl
May 16
ICN6:15 pmIncheon Intl
32h 05m
2 stops
STL12:20 pmLambert-St Louis
KLM
May 22
STL6:30 pmLambert-St Louis
32h 10m
2 stops
ICN4:40 pmIncheon Intl
Jun 7
ICN11:05 pmIncheon Intl
36h 12m
2 stops
STL9:17 pmLambert-St Louis

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

If you're looking for one-way flights from St. Louis to Incheon Intl Airport, view some of our deals below provided by American Airlines and Turkish Airlines
Multiple Airlines
May 13
STL9:11 pmLambert-St Louis
51h 19m
3 stops
ICN2:30 pmIncheon Intl
American Airlines
Jul 16
STL5:46 pmLambert-St Louis
31h 29m
2 stops
ICN3:15 pmIncheon Intl
Turkish Airlines
Jul 2
STL5:30 pmLambert-St Louis
34h 10m
2 stops
ICN5:40 pmIncheon Intl

Best airlines flying from St. Louis to Incheon Intl Airport

Compare and see reviews for airlines that fly from St. Louis to Incheon Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $1,191Free CancellationRating
7.4
11,202 reviews
Search United Airlines flights
Air CanadaPriceFrom $1,217Free CancellationRating
7.0
6,883 reviews
Search Air Canada flights
American AirlinesPriceFrom $1,335Free CancellationRating
7.3
14,834 reviews
Search American Airlines flights
DeltaPriceFrom $1,386Free CancellationRating
8.0
10,913 reviews
Search Delta flights
Korean AirPriceFrom $1,743Free CancellationRating
8.5
1,187 reviews
Search Korean Air flights

American Airlines flights from St. Louis to Incheon Intl Airport

Our best American Airlines deals on St. Louis to Incheon Intl Airport flight tickets
American Airlines
May 2
STL7:01 amLambert-St Louis
18h 14m
1 stop
ICN3:15 pmIncheon Intl
May 16
ICN5:25 pmIncheon Intl
16h 03m
1 stop
STL7:28 pmLambert-St Louis
American Airlines
May 2
STL4:41 pmLambert-St Louis
32h 34m
2 stops
ICN3:15 pmIncheon Intl
May 16
ICN5:25 pmIncheon Intl
30h 28m
2 stops
STL9:53 amLambert-St Louis
American Airlines
May 2
STL5:00 amLambert-St Louis
20h 15m
1 stop
ICN3:15 pmIncheon Intl
May 16
ICN5:25 pmIncheon Intl
30h 28m
2 stops
STL9:53 amLambert-St Louis

United Airlines flights from St. Louis to Incheon Intl Airport

Our best United Airlines deals on St. Louis to Incheon Intl Airport flight tickets
United Airlines
Jul 16
STL11:05 amLambert-St Louis
27h 15m
2 stops
ICN4:20 amIncheon Intl
Jul 23
ICN11:30 amIncheon Intl
24h 44m
2 stops
STL10:14 pmLambert-St Louis
United Airlines
Jul 18
STL1:45 pmLambert-St Louis
24h 35m
2 stops
ICN4:20 amIncheon Intl
Jul 29
ICN4:50 pmIncheon Intl
37h 38m
2 stops
STL4:28 pmLambert-St Louis
United Airlines
Jun 27
STL6:08 amLambert-St Louis
32h 12m
2 stops
ICN4:20 amIncheon Intl
Sep 9
ICN11:30 amIncheon Intl
19h 33m
1 stop
STL5:03 pmLambert-St Louis

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

January. The cheapest time of year to fly to Incheon Intl Airport from St. Louis is January. Most expensive is December

What is the cheapest day to depart St. Louis for Incheon Intl Airport?

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

When is the cheapest time to fly from St. Louis to Incheon Intl Airport?

In the afternoon. St. Louis to Incheon Intl Airport flights are approximately 23% more expensive in the evening than in the afternoon

What is the cheapest airline that flies to Incheon Intl Airport from St. Louis?

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

How far in advance should you book St. Louis to Incheon Intl Airport flights?

24 days before. The cheapest time to buy a flight from St. Louis to Incheon Intl Airport is approximately 24 days to departure

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

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

Best Price Found

$784

Fastest flight time

17h 14m

Direct flights

None
The best one-way flight to Incheon Intl Airport from St. Louis in the past 72 hours is $784. The best round-trip flight deal from St. Louis to Incheon Intl Airport found on momondo in the last 72 hours is $1,313.
The fastest flight from St. Louis to Incheon Intl Airport takes 17h 14m
There are no direct flights from St. Louis to Incheon Intl Airport. Popular non-direct route for this connection is Lambert-St Louis Airport - Incheon Intl Airport.

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

    The straight-line distance from Lambert-St Louis to Incheon Intl is 6682.0 mi. By plane, this route typically takes 18h 14m.

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

    Prices for flights from Lambert-St Louis Airport to Incheon Intl Airport are refreshed on a daily basis.

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

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Incheon Intl Airport.

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

    The travel and health documents required for your trip to Incheon Intl 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 Incheon Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.


Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for St. Louis to Seoul flights to just show those with flexible booking policies.

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

Once you have performed a search for St. Louis to Seoul 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 St. Louis to Seoul right now. Can momondo alert me if prices change?

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


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