Cheap flights from St. Louis to Seoul from $776

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2 stops
Tue, Jun 3
St. Louis STLSeoul ICN

$776
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2 stops
Tue, Jun 3
St. Louis STLSeoul ICN

$782
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2 stops
Tue, Jun 3
St. Louis STLSeoul ICN

$784
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2 stops
Tue, Jun 3
St. Louis STLSeoul ICN

$812
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2 stops
Tue, Jun 3
St. Louis STLSeoul GMP

$814
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2 stops
Tue, Jun 3
St. Louis STLSeoul GMP

$831
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Prices updated:

2 stops
Thu, Jun 5 – Thu, Jun 12
St. Louis STLSeoul ICN

$1,307
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2 stops
Thu, Jun 5 – Thu, Jun 12
St. Louis STLSeoul ICN

$1,307
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2 stops
Thu, Jun 5 – Thu, Jun 12
St. Louis STLSeoul ICN

$1,316
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2 stops
Thu, Jun 5 – Wed, Jun 11
St. Louis STLSeoul ICN

$1,317
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2 stops
Wed, Jun 4 – Wed, Jun 11
St. Louis STLSeoul ICN

$1,396
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2 stops
Mon, Jun 9 – Sat, Jun 14
St. Louis STLSeoul ICN

$1,399
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Prices updated:

How much do flights to Seoul cost?

Key info about flying to Seoul

Depart from
St. Louis Lambert International
Arrive to
Incheon International
Average flights per week
400
Flight distance
Worth visiting
N Seoul Tower - Songdo - Changdeokgung Palace Complex, South Korea

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

NameCarrier codeIATA CodePassport needed during booking
Air CanadaACAACYes
Hawaiian AirlinesHALHANo
Alaska AirlinesASAASNo
ZIPAIRTZPZGYes
Asiana AirlinesAAROZYes

Weather in Seoul

Average Weather

MonthAverage monthly max temperatureAverage monthly min temperature
January1°C-5°C
February4°C-2°C
March10°C2°C
April17°C7°C
May22°C12°C
June27°C18°C
July28°C22°C
August29°C22°C
September25°C17°C
October19°C11°C
November11°C4°C
December2°C-3°C
Hottest Month
29°C
August
Coldest month
-5°C
January
Sunny days
292
days per year
Snow days
8
days per year

14 day forecast

Saturday
17 May
24°C15°C
24 May
88%
17°C15°C
Sunday
18 May
22°C12°C
25 May
27°C13°C
Monday
19 May
88%
23°C12°C
26 May
25°C16°C
Tuesday
20 May
76%
27°C16°C
27 May
26°C16°C
Wednesday
21 May
86%
25°C18°C
28 May
27°C16°C
Thursday
22 May
25°C14°C
29 May
28°C17°C
Friday
23 May
25°C15°C
30 May
31°C19°C
Book your trip to arrive at Incheon International, or Gimpo International. The most popular airlines for this route are Air Canada, Hawaiian Airlines, Alaska Airlines, ZIPAIR, and Asiana Airlines. St. Louis and Seoul have 400 direct flights per week. When you arrive at Seoul, consider visiting N Seoul Tower, Songdo, and Changdeokgung Palace Complex, South Korea.

Frequently asked questions

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How many airports are there near St. Louis?
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What time do nonstop (direct) flights between St. Louis and Seoul depart?
What time do nonstop (direct) flights between St. Louis and Seoul arrive?
What time do flights between St. Louis and Seoul depart?
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