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$470+ Cheap flights from Missouri 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SEL
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Missouri to Seoul

Discover tips and strategies to find the most affordable flight options for your journey from Missouri (USMO) to Seoul (SEL). 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 January 21, 2025.

Round-trip from

$799
(Air Canada)

One-way from

$470
(American Airlines)
From Missouri to Seoul (SEL)
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One-way flight from Missouri to Seoul (SEL)
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Find flight deals from Missouri to Seoul

Cheapest flights from Missouri to Seoul
Explore the most affordable flight options available from Missouri to Seoul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Air Canada deal was found by Cheapflights users on 1/21. 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.
Mon 9/151:30 pmSTL - ICN
1 stop36h 50mAir Canada
Mon 11/176:50 pmICN - STL
2 stops35h 36mAir Canada
Deal found 1/21$793
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/47:04 amSTL - ICN
1 stop18h 41mAmerican Airlines
Tue 3/115:50 pmICN - STL
1 stop18h 54mAmerican Airlines
Deal found 1/21$877
This American Airlines deal was found by Cheapflights users on 1/21. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/187:00 amMCI - ICN
1 stop18h 45mAmerican Airlines
Mon 2/246:50 pmICN - MCI
1 stop16h 55mAmerican Airlines
Deal found 1/21$877
This Air Canada deal was found by Cheapflights users on 1/20. 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.
Wed 2/193:50 pmSTL - ICN
2 stops32h 25mMultiple Airlines
Wed 2/264:55 pmICN - STL
3 stops37h 45mMultiple Airlines
Deal found 1/20$1,111
This Asiana Airlines deal was found by Cheapflights users on 1/20. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:00 amMCI - ICN
1 stop20h 35mMultiple Airlines
Thu 10/306:15 pmICN - MCI
1 stop19h 42mMultiple Airlines
Deal found 1/20$1,140
This Ovago deal was found by Cheapflights users on 1/20. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/189:00 amSTL - ICN
1 stop29h 30mAsiana Airlines
Tue 2/258:50 pmICN - STL
1 stop37h 06mAsiana Airlines
Deal found 1/20$1,269
This United Airlines deal was found by Cheapflights users on 1/21. 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.
Thu 2/273:25 pmMCI - ICN
1 stop23h 15mUnited Airlines
Tue 3/1111:45 amICN - MCI
1 stop16h 59mUnited Airlines
Deal found 1/21$1,330
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/26:20 pmMCI - ICN
2 stops30h 55mDelta
Thu 3/138:05 pmICN - MCI
2 stops18h 15mDelta
Deal found 1/21$1,335
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/285:30 pmSTL - ICN
2 stops33h 50mTurkish Airlines
Wed 2/512:10 amICN - STL
2 stops29h 04mTurkish Airlines
Deal found 1/20$1,370
This FlightHub deal was found by Cheapflights users on 1/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/185:45 amSTL - GMP
2 stops21h 35mJapan Airlines
Tue 2/257:50 amGMP - STL
2 stops18h 31mJapan Airlines
Deal found 1/20$1,480
This Gurufare deal was found by Cheapflights users on 1/21. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/256:10 pmSTL - ICN
2 stops27h 10mFinnair
Thu 8/79:50 pmICN - STL
2 stops34h 31mFinnair
Deal found 1/21$1,508
This oojo deal was found by Cheapflights users on 1/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/183:43 pmSTL - ICN
2 stops34h 32mQatar Airways
Mon 2/2412:20 amICN - STL
2 stops55h 13mQatar Airways
Deal found 1/20$1,516

Find flights from Missouri to Seoul within your budget

Customize your flight search to find flights from Missouri to Seoul 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Thu 3/6

3:50 pm-3:15 pm

2 stops32h 25m

Incheon Intl

Thu 3/13

7:10 pm-3:06 pm

1 stop33h 56m

$799

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Tue 3/4

7:04 am-4:45 pm

1 stop18h 41m

Incheon Intl

Tue 3/11

5:50 pm-10:44 pm

1 stop18h 54m

$877

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Wed 2/19

3:50 pm-3:15 pm

2 stops32h 25m

Incheon Intl

Wed 2/26

4:55 pm-3:40 pm

3 stops37h 45m

$1,111

Kansas CityIncheon

MCI - ICN

MCIICN

Kansas City

Mon 3/3

2:25 pm-5:20 am

1 stop23h 55m

Incheon Intl

Mon 3/10

6:15 pm-11:59 pm

1 stop19h 44m

$1,140

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Tue 2/18

9:00 am-5:30 am

1 stop29h 30m

Incheon Intl

Tue 2/25

8:50 pm-6:56 pm

1 stop37h 06m

$1,269

Kansas CityIncheon

MCI - ICN

MCIICN

Kansas City

Thu 2/27

6:00 am-4:15 pm

2 stops19h 15m

Incheon Intl

Wed 3/12

11:45 am-2:44 pm

1 stop16h 59m

$1,330

Kansas CityIncheon

MCI - ICN

MCIICN

Kansas City

Sun 3/2

6:20 pm-4:15 pm

2 stops30h 55m

Incheon Intl

Thu 3/13

9:35 am-5:04 pm

1 stop21h 29m

$1,335

Kansas CityIncheon

MCI - ICN

MCIICN

Kansas City

Sat 3/15

6:42 pm-3:55 pm

2 stops31h 13m

Incheon Intl

Sun 3/23

5:50 pm-8:58 am

1 stop29h 08m

$1,342

St. LouisSeoul

STL - GMP

STLGMP

Lambert-St Louis

Tue 2/18

5:45 am-6:20 pm

2 stops21h 35m

Seoul Gimpo Intl

Tue 2/25

7:50 am-11:21 am

2 stops18h 31m

$1,480

St. LouisIncheon

STL - ICN

STLICN

Lambert-St Louis

Wed 6/25

6:10 pm-11:20 am

2 stops27h 10m

Incheon Intl

Thu 8/7

9:50 pm-6:21 pm

2 stops34h 31m

$1,508

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/21

Showing 1-10 of 42 results
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Best time to book a flight from Missouri to Seoul

Have a flexible travel schedule? Discover the best time to fly to Seoul from Missouri 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 Missouri to Seoul

Get recent, data-driven insights about flights from Missouri to Seoul including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Missouri to Seoul?

Currently, October is the cheapest month in which you can book a flight from Missouri to Seoul (average of $1,086). Flying from Missouri to Seoul in June is currently the most expensive (average of $1,722). 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 MO to SEL?

Find hourly flight availability from Missouri 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 January 21, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Seoul as you normally would.

Rainfall in Seoul by month

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

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

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 January 21, 2025.
Get a feel of what it's like to fly with Air Canada, American Airlines and United Airlines from Missouri to Seoul by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.5

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
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.5

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.

ANA
8.4
Very good
852 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.5

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
1,449 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.5

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.

Asiana Airlines
8.3
Very good
466 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.5

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.

Delta
8.0
Very good
8,521 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Entertainment

8.2

Boarding

8.5

Overall

8.5

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 Missouri to Seoul. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Missouri to Seoul one-way?

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $470. Users have also found prices from $716 and $827 on Air Canada and WestJet, respectively.

  • What are the most popular routes from Missouri to Seoul?

    Most travelers choose Lambert-St Louis - Incheon Intl, Kansas City - Incheon Intl or Lambert-St Louis - Seoul Gimpo Intl when deciding on the best route from Missouri to Seoul.

  • Can I find deals for flights from Missouri to Seoul that include hotel bookings?

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

  • How can I find direct flights from Missouri to Seoul?

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

  • Can I find deals for business class flights from Missouri to Seoul?

    Yes. Cheapflights offers flight deals from Missouri 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 Missouri to Seoul?

    Currently, October is the cheapest month in which you can book a flight from Missouri to Seoul (average of $1,086). Flying from Missouri to Seoul in June is currently the most expensive (average of $1,722). 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 Missouri to Seoul

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Missouri to Seoul

Discover the top 6 airlines that operate flights from Missouri to Seoul. 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 January 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$870Average$1,236FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$902Average$1,302FlexibilityNo cancel feeOn-time69%
DeltaCheapest$902Average$1,561FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$1,001Average$1,397FlexibilityNo cancel feeOn-time71%
Korean AirCheapest$1,080Average$1,731FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$1,269Average$1,488FlexibilityNo cancel feeOn-time79%
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