What are the cheapest airlines flying from St. Louis to Seoul round-trip?

United Airlines, at $993, was found to be the cheapest airline from St. Louis to Seoul.Alternate airlines to your destination round-trip include Air Canada and Cathay Pacific. These flights start at 18% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from St. Louis to Seoul one-way?

To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $568. WestJet flights start at $674 while deals on Air Canada start at $926 one-way.

What is the cheapest day to fly from St. Louis to Seoul?

Travelers seeking maximum savings on their St. Louis to Seoul flight should consider departing on Saturday afternoons when fares are most often at their lowest. Saturday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular airlines that fly from St. Louis to Seoul?

Before booking your flight from St. Louis to Seoul check out the most popular airlines for this route: American Airlines, Air Canada or Delta.

What is the cheapest day to fly round-trip from St. Louis to Seoul?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 25% when planning your travel around this day of the week.

What is the cheapest month to fly from St. Louis to Seoul?

Our data shows that December tends to be the cheapest month to fly to Seoul from St. Louis. Users have commonly found prices around $1,223 for the month, but tickets can be as low as $902. Due to multiple factors, prepare for potentially higher prices in August.

Most accurate provider : When it comes to deals on St. Louis-Seoul flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Seoul flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from St. Louis-Seoul flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on St. Louis-Seoul flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly from for flights from St. Louis to Seoul?

For a flight from St. Louis to Seoul, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Seoul per day. 6 airlines have flights to Seoul from Lambert-St Louis on a regular basis.

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

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

How can I find direct flights from St. Louis to Seoul?

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

Can I find deals for business class flights from St. Louis to Seoul?

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

$563+ Flights from St. Louis to Seoul

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1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

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Cheap flight deals from St. Louis to Seoul

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$993 (United Airlines)
One-way from	$563 (Kiwi.com)
Popular in	August
Cheapest in	December
Average price	$1,165

Provider with most accurate pricing for Lambert-St Louis-Seoul (SEL) flight deals.

Search Deals

Provider most trusted by Cheapflights users for Lambert-St Louis-Seoul (SEL) flights.

Search Deals

From Lambert-St Louis to Seoul (SEL)

Search Deals

One-way flight from Lambert-St Louis to Seoul (SEL)

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($160 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from St. Louis to Seoul

Cheapest flights from St. Louis to Seoul
Explore the most affordable flight options available from St. Louis to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Mon 11/101:27 pmSTL - ICN

2 stops25h 13mUnited Airlines

Thu 11/2712:45 pmICN - STL

1 stop19h 18mUnited Airlines

Deal found 4/21

$992

Thu 5/11:30 pmSTL - ICN

2 stops36h 35mMultiple Airlines

Thu 5/221:30 pmICN - STL

3 stops35h 55mMultiple Airlines

Deal found 4/22

$1,164

Mon 4/2812:00 pmSTL - ICN

2 stops34h 40mCathay Pacific

Wed 5/213:10 pmICN - STL

2 stops45h 35mCathay Pacific

Deal found 4/22

$1,233

Wed 10/11:30 pmSTL - ICN

2 stops60h 35mAir Canada

Mon 10/67:05 pmICN - STL

2 stops38h 52mAir Canada

Deal found 4/22

$1,261

Thu 4/245:34 pmSTL - ICN

1 stop33h 46mDelta

Sat 5/316:40 pmICN - STL

1 stop18h 46mDelta

Deal found 4/22

$1,281

Tue 6/35:45 pmSTL - ICN

2 stops59h 00mWestJet

Mon 6/98:45 pmICN - STL

2 stops37h 55mWestJet

Deal found 4/22

$1,396

Fri 12/127:00 amSTL - ICN

1 stop20h 35mHawaiian Airlines

Sat 1/108:35 pmICN - STL

1 stop32h 17mHawaiian Airlines

Deal found 4/21

$1,407

Sat 9/67:00 amSTL - GMP

2 stops24h 50mJapan Airlines

Fri 9/127:55 amGMP - STL

2 stops18h 53mJapan Airlines

Deal found 4/21

$1,462

Thu 9/257:59 pmSTL - ICN

2 stops31h 06mQatar Airways

Wed 10/2912:20 amICN - STL

2 stops36h 14mQatar Airways

Deal found 4/21

$1,546

Thu 6/512:15 pmSTL - GMP

3 stops34h 35mMultiple Airlines

Thu 6/127:20 pmGMP - STL

3 stops35h 25mMultiple Airlines

Deal found 4/21

$2,774

Best flights from St. Louis to Seoul
Discover carefully curated flight deals from St. Louis to Seoul that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 22, 2025.

Mon 9/15:49 pmSTL - ICN

1 stop20h 31mUnited Airlines

Sat 9/2011:30 amICN - STL

1 stop19h 23mUnited Airlines

Deal found 4/21

$993

Wed 10/16:30 amSTL - ICN

1 stop22h 05mMultiple Airlines

Mon 10/67:05 pmICN - STL

1 stop34h 13mMultiple Airlines

Deal found 4/22

$1,215

Wed 10/11:30 pmSTL - ICN

2 stops60h 35mAir Canada

Mon 10/67:05 pmICN - STL

2 stops38h 52mAir Canada

Deal found 4/22

$1,261

Thu 5/86:52 amSTL - ICN

2 stops48h 18mCathay Pacific

Thu 5/2210:10 amICN - STL

2 stops26h 35mCathay Pacific

Deal found 4/22

$1,344

Tue 6/35:45 pmSTL - ICN

2 stops59h 00mWestJet

Mon 6/98:45 pmICN - STL

2 stops37h 55mWestJet

Deal found 4/22

$1,396

Sat 9/67:00 amSTL - GMP

2 stops24h 50mJapan Airlines

Fri 9/127:55 amGMP - STL

2 stops18h 53mJapan Airlines

Deal found 4/21

$1,462

Thu 5/86:00 amSTL - ICN

1 stop21h 20mDelta

Thu 5/2210:15 amICN - STL

1 stop20h 32mDelta

Deal found 4/22

$1,510

Thu 9/257:59 pmSTL - ICN

2 stops31h 06mQatar Airways

Wed 10/2912:20 amICN - STL

2 stops36h 14mQatar Airways

Deal found 4/21

$1,546

Fri 6/1311:17 amSTL - ICN

1 stop16h 03mKorean Air

Tue 7/297:40 pmICN - STL

1 stop18h 58mKorean Air

Deal found 4/22

$2,172

Thu 6/512:15 pmSTL - GMP

3 stops34h 35mMultiple Airlines

Thu 6/127:20 pmGMP - STL

3 stops35h 25mMultiple Airlines

Deal found 4/21

$2,774

Mon 5/263:35 pmSTL - GMP

2 stops29h 30mANA

Mon 8/257:55 pmGMP - STL

2 stops30h 30mANA

Deal found 4/21

$7,878

Last-minute flights from St. Louis to Seoul
Discover last-minute flight deals from St. Louis to Seoul. Data last updated April 22, 2025 and is based on user searches.

Thu 4/245:34 pmSTL - ICN

1 stop33h 46mDelta

Sat 5/316:40 pmICN - STL

1 stop18h 46mDelta

Deal found 4/22

$1,281

Sat 4/265:58 pmSTL - ICN

1 stop20h 22mUnited Airlines

Sat 5/311:30 amICN - STL

2 stops19h 03mUnited Airlines

Deal found 4/21

$1,280

Sat 4/266:15 amSTL - GMP

2 stops25h 35mJapan Airlines

Sat 5/312:05 pmGMP - STL

2 stops25h 11mJapan Airlines

Deal found 4/21

$1,712

Sat 4/269:52 amSTL - GMP

2 stops21h 58mMultiple Airlines

Sat 5/312:05 pmGMP - STL

3 stops25h 53mMultiple Airlines

Deal found 4/21

$3,178

Sun 4/275:50 pmSTL - ICN

1 stop20h 30mUnited Airlines

Thu 5/1511:30 amICN - STL

1 stop25h 15mUnited Airlines

Deal found 4/21

$1,320

Sun 4/276:00 amSTL - ICN

1 stop18h 10mDelta

Thu 5/1510:15 amICN - STL

1 stop20h 32mDelta

Deal found 4/22

$1,343

Sun 4/2711:21 amSTL - ICN

2 stops39h 44mQatar Airways

Wed 5/141:20 amICN - STL

2 stops36h 44mQatar Airways

Deal found 4/22

$1,594

Mon 4/2812:00 pmSTL - ICN

2 stops34h 40mCathay Pacific

Wed 5/213:10 pmICN - STL

2 stops45h 35mCathay Pacific

Deal found 4/22

$1,233

Mon 4/287:04 amSTL - GMP

2 stops24h 46mJapan Airlines

Wed 5/2112:05 pmGMP - STL

2 stops24h 59mJapan Airlines

Deal found 4/22

$1,741

Thu 5/11:30 pmSTL - ICN

2 stops36h 35mMultiple Airlines

Thu 5/221:30 pmICN - STL

3 stops35h 55mMultiple Airlines

Deal found 4/22

$1,164

Thu 5/11:30 pmSTL - ICN

2 stops36h 35mAir Canada

Thu 5/227:05 pmICN - STL

1 stop38h 38mAir Canada

Deal found 4/22

$1,323

Tue 5/274:15 pmSTL - ICN

2 stops29h 05mFinnair

Tue 8/269:50 pmICN - STL

2 stops39h 59mFinnair

Deal found 4/21

$6,048

One-way flights from St. Louis to Seoul
Search for one-way flight options from St. Louis to Seoul. Find affordable one-way fares based on user searches. Data last updated April 22, 2025.

Tue 5/272:40 pmSTL - ICN

3 stops36h 25mMultiple Airlines

Deal found 4/22

$563

Mon 7/285:30 pmSTL - ICN

2 stops20h 50mUnited Airlines

Deal found 4/22

$568

Sun 6/16:00 amSTL - ICN

2 stops46h 45mWestJet

Deal found 4/21

$674

Tue 5/272:40 pmSTL - GMP

3 stops41h 45mMultiple Airlines

Deal found 4/22

$755

Tue 5/271:30 pmSTL - ICN

2 stops36h 35mAir Canada

Deal found 4/22

$926

Tue 5/276:52 amSTL - GMP

2 stops45h 08mJapan Airlines

Deal found 4/22

$973

Tue 5/276:00 amSTL - ICN

1 stop21h 20mDelta

Deal found 4/22

$993

Sun 6/16:18 pmSTL - GMP

2 stops33h 52mEVA Air

Deal found 4/22

$1,100

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Seoul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Mon 9/1

5:49 pm-4:20 am

1 stop20h 31m

Incheon Intl

Sat 9/20

11:30 am-4:53 pm

1 stop19h 23m

$993

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Wed 10/1

6:30 am-6:35 pm

1 stop22h 05m

Incheon Intl

Mon 10/6

7:05 pm-3:18 pm

1 stop34h 13m

$1,215

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Wed 10/1

1:30 pm-4:05 pm

2 stops60h 35m

Incheon Intl

Mon 10/6

7:05 pm-7:57 pm

2 stops38h 52m

$1,261

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Thu 5/8

6:52 am-9:10 pm

2 stops48h 18m

Incheon Intl

Thu 5/22

10:10 am-10:45 pm

2 stops26h 35m

$1,344

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Tue 6/3

5:45 pm-6:45 pm

2 stops59h 00m

Incheon Intl

Mon 6/9

8:45 pm-8:40 pm

2 stops37h 55m

$1,396

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Sat 9/6

7:00 am-9:50 pm

2 stops24h 50m

Seoul Gimpo Intl

Fri 9/12

7:55 am-12:48 pm

2 stops18h 53m

$1,462

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Thu 5/8

6:00 am-5:20 pm

1 stop21h 20m

Incheon Intl

Thu 5/22

10:15 am-4:47 pm

1 stop20h 32m

$1,510

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Thu 9/25

7:59 pm-5:05 pm

2 stops31h 06m

Incheon Intl

Wed 10/29

12:20 am-10:34 pm

2 stops36h 14m

$1,546

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Fri 6/13

11:17 am-5:20 pm

1 stop16h 03m

Incheon Intl

Tue 7/29

7:40 pm-12:38 am

1 stop18h 58m

$2,172

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Thu 6/5

12:15 pm-12:50 pm

3 stops34h 35m

Seoul Gimpo Intl

Thu 6/12

7:20 pm-4:45 pm

3 stops35h 25m

$2,774

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/22

Showing 1-10 of 19 results

Compare providers for flights from St. Louis to Seoul

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Seoul in April.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on St. Louis-Seoul flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on St. Louis-Seoul flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from St. Louis-Seoul flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on St. Louis-Seoul flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for St. Louis-Seoul flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from St. Louis to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from St. Louis 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.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Seoul

What is the cheapest month to book a flight from St. Louis to Seoul?

Currently, February is the cheapest month in which you can book a flight from St. Louis to Seoul (average of $1,001). Flying from St. Louis to Seoul in June is currently the most expensive (average of $1,650). 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.

What is the cheapest time of day to fly from STL to SEL?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 23% on flights from St. Louis to Seoul by exploring options for tickets at noon.

Rainfall in Seoul by month

In terms of precipitation, rainfall in Seoul ranges from 1.1 - 10.0 inches per month. July is typically the wettest month, when rainfall can reach 10.0 in. December is typically the driest time to visit Seoul when rainfall is around 1.1 in.

Temperature in Seoul by month

If weather is an important factor for your trip to Seoul, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Seoul

Read through reviews of airlines operating flights from St. Louis to Seoul, such as EVA Air, Korean Air and Japan Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

EVA Air

8.4

Very good

1,180 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Korean Air

8.4

Very good

1,062 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Japan Airlines

8.3

Very good

1,450 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

ANA

8.3

Very good

848 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Delta

8.0

Very good

7,920 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Related info for your journey

What airport do you fly from for flights from St. Louis to Seoul?
For a flight from St. Louis to Seoul, you will be flying from Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city. Lambert-St Louis is the only St. Louis airport and it handles 0 outbound flights to Seoul per day. 6 airlines have flights to Seoul from Lambert-St Louis on a regular basis.
What are the cheapest airlines flying from St. Louis to Seoul round-trip?
United Airlines, at $993, was found to be the cheapest airline from St. Louis to Seoul.Alternate airlines to your destination round-trip include Air Canada and Cathay Pacific. These flights start at 18% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from St. Louis to Seoul one-way?
To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $568. WestJet flights start at $674 while deals on Air Canada start at $926 one-way.
Can I find deals for flights from St. Louis to Seoul that include hotel bookings?
Yes. In addition to deals on St. Louis to Seoul flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from St. Louis to Seoul?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from St. Louis to Seoul.
Can I find deals for business class flights from St. Louis to Seoul?
Yes. Cheapflights offers flight deals from St. Louis to Seoul 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 St. Louis to Seoul?
Currently, February is the cheapest month in which you can book a flight from St. Louis to Seoul (average of $1,001). Flying from St. Louis to Seoul in June is currently the most expensive (average of $1,650). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 6 airlines flying from St. Louis to Seoul

Airline	Cheapest	Average	Flexibility	On-time
Air Canada	Cheapest$799	Average$1,076	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$902	Average$1,685	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$902	Average$1,532	FlexibilityNo cancel fee	On-time69%
American Airlines	Cheapest$996	Average$1,624	FlexibilityNo cancel fee	On-time71%
Korean Air	Cheapest$1,080	Average$1,889	FlexibilityNo cancel fee	On-time81%
Japan Airlines	Cheapest$1,479	Average$1,488	FlexibilityNo cancel fee	On-time79%

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$563+ Cheap flights from St. Louis (STL) to Seoul (SEL)

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 5/27. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from St. Louis to Seoul with Cheapflights

1. Tell us where you want to go

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3. Compare prices and book

Cheap flight deals from St. Louis to Seoul

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from St. Louis to Seoul

Cheapest flights from St. Louis to SeoulExplore the most affordable flight options available from St. Louis to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Explore the most affordable flight options available from St. Louis to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from St. Louis to Seoul that are best for you.

Compare providers for flights from St. Louis to Seoul

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from St. Louis to Seoul in April.

Best time to book a flight from St. Louis to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from St. Louis with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from St. Louis to Seoul

What is the cheapest month to book a flight from St. Louis to Seoul?

What is the cheapest time of day to fly from STL to SEL?

Find hourly flight availability from St. Louis to Seoul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 22, 2025.

Rainfall in Seoul by month

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

Temperature in Seoul by month

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

Reviews of airlines servicing Seoul

Get insights into the airlines that provide service to Seoul. 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 Seoul. Reviews last updated April 22, 2025.

Read through reviews of airlines operating flights from St. Louis to Seoul, such as EVA Air, Korean Air and Japan Airlines. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Seoul. 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 from for flights from St. Louis to Seoul?

What are the cheapest airlines flying from St. Louis to Seoul round-trip?

What are the cheapest airlines to fly from St. Louis to Seoul one-way?

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

How can I find direct flights from St. Louis to Seoul?

Can I find deals for business class flights from St. Louis to Seoul?

What is the cheapest month to book a flight from St. Louis to Seoul?

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Alternative routes for St. Louis to Seoul

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Top 6 airlines flying from St. Louis to Seoul

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Cheapest flights from St. Louis to Seoul
Explore the most affordable flight options available from St. Louis to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 22, 2025.