Cheap flights from Seoul to St. Louis from £410

Trusted by millions

Kiwi.com Guarantee for stress-free travel

One search, all the best deals

Explore flight deals to St. Louis

2 stops
Sat, Jun 14
Seoul ICNSt. Louis STL

£410
Search
2 stops
Sat, Jun 14
Seoul ICNSt. Louis STL

£437
Search
3 stops
Tue, Jun 17
Seoul ICNSt. Louis STL

£451
Search
3 stops
Tue, Jun 17
Seoul ICNSt. Louis STL

£459
Search
3 stops
Tue, Jun 17
Seoul ICNSt. Louis STL

£466
Search
2 stops
Tue, Jun 17
Seoul ICNSt. Louis STL

£486
Search

Prices updated:

1 stop
Thu, Jun 12 – Sun, Jun 15
Seoul ICNSt. Louis STL

£904
Search
2 stops
Tue, Jun 17 – Sun, Jun 22
Seoul ICNSt. Louis STL

£1,010
Search
2 stops
Mon, Jun 16 – Sun, Jun 22
Seoul ICNSt. Louis STL

£1,059
Search
1 stop
Sun, Jun 15 – Fri, Jun 20
Seoul ICNSt. Louis STL

£1,066
Search
1 stop
Wed, Jun 11 – Mon, Jun 16
Seoul ICNSt. Louis STL

£1,082
Search
1 stop
Mon, Jun 16 – Thu, Jun 19
Seoul ICNSt. Louis STL

£1,109
Search

Prices updated:

How much do flights to St. Louis cost?

Key info about flying to St. Louis

Depart from
Incheon International
Arrive to
St. Louis Lambert International
Average flights per week
357
Flight distance

Check-in for a flight from Seoul to St. Louis

NameCarrier codeIATA CodePassport needed during booking
Korean AirKALKEYes
Hawaiian AirlinesHALHANo
Air CanadaACAACYes
Alaska AirlinesASAASNo
WestJetWJAWSNo

Weather in St. Louis

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January3°C-3°C
February6°C-2°C
March13°C3°C
April18°C8°C
May24°C14°C
June29°C19°C
July31°C21°C
August30°C20°C
September27°C16°C
October20°C10°C
November12°C3°C
December7°C0°C
Hottest Month
31°C
July
Coldest month
-3°C
January
Sunny days
264
days per year
Snow days
9
days per year

14 day forecast

Saturday
24 May
80%
16°C14°C
31 May
87%
17°C13°C
Sunday
25 May
85%
14°C11°C
1 Jun
81%
26°C15°C
Monday
26 May
89%
13°C11°C
2 Jun
25°C17°C
Tuesday
27 May
88%
17°C12°C
3 Jun
77%
28°C18°C
Wednesday
28 May
72%
21°C13°C
4 Jun
28°C18°C
Thursday
29 May
87%
24°C16°C
5 Jun
29°C18°C
Friday
30 May
76%
18°C13°C
6 Jun
78%
32°C22°C
Travelers usually depart from Incheon International, or Gimpo International when they travel from Seoul to St. Louis. The most popular airlines for this route are Korean Air, Hawaiian Airlines, Air Canada, Alaska Airlines, and WestJet. Seoul and St. Louis have 357 direct flights per week.

Frequently asked questions

What are the most popular routes to and from Seoul?
What are the most popular routes to and from St. Louis?
Which airports are there in Seoul?
What airports are near Seoul?
What airports are near St. Louis?
Which airlines fly between Seoul and St. Louis?
When’s the best time to travel between Seoul and St. Louis?
What flights operate between Seoul and St. Louis?
How many airports are there near Seoul?
How many airports are there near St. Louis?
What time do nonstop (direct) flights between Seoul and St. Louis depart?
What time do nonstop (direct) flights between Seoul and St. Louis arrive?
What time do flights between Seoul and St. Louis depart?
What time do flights between Seoul and St. Louis arrive?

Explore alternative trips

Flights from Seoul

Flights to St. Louis

Popular routes

The nearest countries with flights to St. Louis

Here is a list of countries people are flying from
Find the best connection from Seoul to St. Louis
Search flights

Get more out of Kiwi.com with our mobile application

Download boarding passes

One-click booking

Get exclusive offers and prices

Mobile trip notifications


We hack the system,
you fly for less