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$469+ Cheap flights from South Korea to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
ICN — STL
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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Cheap flight deals from South Korea to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from South Korea (KR0) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated December 18, 2024.

Round-trip from

$811
(American Airlines)

One-way from

$469
(Kiwi.com)
From South Korea to Lambert-St Louis
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One-way flight from South Korea to Lambert-St Louis
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Find flight deals from South Korea to St. Louis

Cheapest flights from South Korea to St. Louis
Explore the most affordable flight options available from South Korea to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This United Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2412:45 pmICN - STL
1 stop26h 43mUnited Airlines
Mon 12/306:25 amSTL - ICN
2 stops32h 15mUnited Airlines
Deal found 12/16$834
This Mytrip deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/247:45 amGMP - STL
2 stops27h 12mANA
Mon 12/3010:35 amSTL - GMP
2 stops20h 55mANA
Deal found 12/16$1,959
This Qatar Airways deal was found by Cheapflights users on 12/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/2612:20 amICN - STL
2 stops34h 10mQatar Airways
Sat 1/253:41 pmSTL - ICN
2 stops34h 34mQatar Airways
Deal found 12/17$2,156
This Japan Airlines deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/247:50 amGMP - STL
2 stops22h 50mJapan Airlines
Mon 12/307:04 amSTL - GMP
2 stops36h 51mJapan Airlines
Deal found 12/16$4,965
This Kiwi.com deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2411:30 amICN - STL
2 stops43h 42mMultiple Airlines
Mon 12/302:23 pmSTL - ICN
1 stop36h 27mMultiple Airlines
Deal found 12/16$5,191
This Air Canada deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/244:55 pmICN - STL
2 stops37h 11mAir Canada
Mon 12/3011:30 amSTL - ICN
2 stops36h 45mAir Canada
Deal found 12/16$5,241
This Mytrip deal was found by Cheapflights users on 12/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/2412:40 pmICN - STL
2 stops22h 17mANA
Mon 12/308:00 amSTL - ICN
2 stops23h 20mANA
Deal found 12/16$10,277

Find flights from South Korea to St. Louis within your budget

Customize your flight search to find flights from South Korea to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Fri 1/31

6:50 pm-10:56 pm

1 stop19h 06m

Lambert-St Louis

Fri 2/7

5:03 am-4:45 pm

1 stop20h 42m

$811

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Tue 2/11

6:00 pm-10:47 am

2 stops31h 47m

Lambert-St Louis

Fri 2/14

1:39 pm-5:40 am

2 stops25h 01m

$833

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Fri 1/31

7:50 am-11:23 am

2 stops18h 33m

Lambert-St Louis

Fri 2/7

6:03 am-10:20 pm

2 stops25h 17m

$943

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Sun 1/26

8:10 pm-3:06 pm

1 stop33h 56m

Lambert-St Louis

Mon 2/10

3:50 pm-6:25 pm

1 stop35h 35m

$1,029

BusanSt. Louis

PUS - STL

PUSSTL

Busan Gimhae

Fri 1/31

11:05 am-3:06 pm

2 stops43h 01m

Lambert-St Louis

Fri 2/7

3:50 pm-8:10 am

2 stops49h 20m

$1,115

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Fri 1/10

1:35 pm-7:34 pm

1 stop20h 59m

Lambert-St Louis

Fri 1/24

7:09 pm-4:10 pm

2 stops30h 01m

$1,207

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 1/23

7:30 pm-11:14 pm

1 stop18h 44m

Lambert-St Louis

Fri 2/7

6:00 am-3:30 pm

1 stop18h 30m

$1,508

SeoulSt. Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Mon 1/6

7:40 pm-11:23 am

2 stops30h 43m

Lambert-St Louis

Thu 1/9

7:20 am-10:20 pm

2 stops24h 00m

$1,870

BusanSt. Louis

PUS - STL

PUSSTL

Busan Gimhae

Sun 1/19

4:10 pm-11:38 pm

2 stops22h 28m

Lambert-St Louis

Fri 1/24

6:00 am-8:45 pm

2 stops23h 45m

$2,005

IncheonSt. Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 1/30

12:20 am-7:30 pm

2 stops34h 10m

Lambert-St Louis

Fri 2/7

11:38 am-5:15 pm

2 stops38h 37m

$2,058

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 16 results
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Best time to book a flight from South Korea to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from South Korea with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from South Korea to St. Louis

Get recent, data-driven insights about flights from South Korea to St. Louis including ideal travel times, pricing trends, and more.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated December 18, 2024.
Read through reviews of airlines operating flights from South Korea to St. Louis, such as Japan Airlines, Korean Air and Qatar Airways. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.4
Very good
1,018 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.4
Very good
1,018 reviews
Korean Air
8.4
Very good
1,018 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,443 reviews
Korean Air
8.4
Very good
1,018 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Qatar Airways
7.5
Good
3,798 reviews
Korean Air
8.4
Very good
1,018 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

United Airlines
7.4
Good
9,059 reviews
Korean Air
8.4
Very good
1,018 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

American Airlines
7.2
Good
10,000 reviews
Korean Air
8.4
Very good
1,018 reviews

Comfort

8.3

Entertainment

8.2

Overall

8.4

Boarding

8.5

Crew

8.7

Food

8.1

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from South Korea to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from South Korea?

    Located just 12.7 mi from the city center, Lambert-St Louis (STL) is the airport most travelers will use when flying to St. Louis from South Korea.

  • What are the cheapest airlines to fly from South Korea to St. Louis one-way?

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $509. However, be on the lookout for offers from Air Canada and Japan Airlines, as they are both options that can get you from South Korea to St. Louis for a low price.

  • What are the most popular routes from South Korea to St. Louis?

    The most popular route from South Korea to St. Louis is Incheon Intl - Lambert-St Louis. You may also consider Seoul Gimpo Intl - Lambert-St Louis or Busan Gimhae - Lambert-St Louis.

  • Can I find deals for flights from South Korea to St. Louis that include hotel bookings?

    Yes. In addition to deals on South Korea to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from South Korea to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from South Korea to St. Louis.

  • Can I find deals for business class flights from South Korea to St. Louis?

    Yes. Cheapflights offers flight deals from South Korea to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from South Korea to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from South Korea to St. Louis (average of $311). Flying from South Korea to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for South Korea to St. Louis

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Top 2 airlines flying from South Korea to St. Louis

Discover the top 2 airlines that operate flights from South Korea to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$941Average$1,396FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,362Average$1,482FlexibilityNo cancel feeOn-time81%
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