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Cheap flights from Seoul (SEL) to St. Louis (STL) from $802

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 6/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SEL — STL
Jun 11 — Jun 181
From?
To?
Tue 6/11
Tue 6/18
1 adult, Economy
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Cheap flight deals from Seoul to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) 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 June 6, 2024.

Popular in

May

Cheapest in

August

Average price

$1,679

Round-trip from

$318
High demand for flights, 22% potential price rise
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Best time to find cheap flights, 24% potential price drop
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Average for round-trip flights in June 2024
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From Seoul (SEL) to Lambert-St Louis
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What is the cheapest day to fly round-trip from Seoul to St. Louis?

It’s generally more expensive to depart on a Tuesday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

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

Due to multiple factors, expect to potentially pay more when booking in May. For low rates, August can be a great choice for travel to St. Louis. Flights to St. Louis from Seoul in August are about $1,574 on average during August, but can be found for as low as $1,192.

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

It’s typically best to fly out from Seoul to St. Louis in the morning. Doing so could potentially save you 40% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap Seoul to St. Louis flights in June & July 2024

Find cheap flight options from Seoul to St. Louis specifically for the months of June and July 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Prices were last updated on June 6, 2024.
Listed are some of the best fares we've found on flights departing from Seoul to St. Louis in 2024. More deals are always being added, so be sure to check back regularly.
Tue 7/237:50 amGMP - STL
2 stops29h 17mJapan Airlines
Tue 7/306:04 amSTL - GMP
2 stops25h 56mJapan Airlines
Deal found 6/5$1,420
Mon 7/16:00 pmICN - STL
2 stops41h 05mAir Canada
Wed 8/2112:00 pmSTL - ICN
2 stops38h 05mAir Canada
Deal found 6/5$1,453
Tue 7/236:00 pmICN - STL
2 stops35h 21mAir Canada
Tue 7/304:05 pmSTL - ICN
2 stops34h 00mAir Canada
Deal found 6/5$1,464
Mon 7/16:00 pmICN - STL
2 stops41h 05mAir Canada
Sat 10/1212:00 pmSTL - ICN
2 stops38h 05mAir Canada
Deal found 6/5$1,483
Sun 6/167:55 amGMP - STL
2 stops29h 03mJapan Airlines
Sun 7/79:47 amSTL - GMP
2 stops22h 13mJapan Airlines
Deal found 6/5$1,501
Mon 7/16:00 pmICN - STL
2 stops41h 05mAir Canada
Sat 10/124:05 pmSTL - ICN
1 stop35h 25mAir Canada
Deal found 6/5$1,507
Wed 7/247:50 amGMP - STL
2 stops29h 17mJapan Airlines
Tue 7/306:04 amSTL - GMP
2 stops25h 56mJapan Airlines
Deal found 6/5$1,627
Fri 7/2612:05 pmGMP - STL
2 stops25h 02mJapan Airlines
Tue 7/309:47 amSTL - GMP
2 stops22h 13mJapan Airlines
Deal found 6/5$1,642
Mon 7/16:15 pmICN - STL
1 stop33h 05mMultiple Airlines
Wed 8/217:00 amSTL - ICN
1 stop20h 45mMultiple Airlines
Deal found 6/5$1,744

Seoul to St. Louis 2024 flight deals

Discover exclusive flight deals for travel between Seoul and St. Louis in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Listed are some of the best fares we've found on flights departing from Seoul to St. Louis in 2024. More deals are always being added, so be sure to check back regularly.
Thu 10/176:00 pmICN - STL
2 stops41h 05mAir Canada
Sat 10/2612:00 pmSTL - ICN
2 stops38h 00mAir Canada
Deal found 6/6$1,080
Wed 10/26:00 pmICN - STL
2 stops35h 20mAir Canada
Sat 10/1212:00 pmSTL - ICN
2 stops38h 05mAir Canada
Deal found 6/6$1,086
Thu 10/177:05 pmICN - STL
1 stop34h 15mAir Canada
Sat 10/264:05 pmSTL - ICN
2 stops33h 55mAir Canada
Deal found 6/6$1,100
Thu 9/510:35 amICN - STL
2 stops24h 30mMultiple Airlines
Wed 9/114:05 pmSTL - ICN
2 stops34h 00mMultiple Airlines
Deal found 6/5$1,102
Wed 10/27:05 pmICN - STL
1 stop34h 15mAir Canada
Sat 10/1212:00 pmSTL - ICN
2 stops38h 05mAir Canada
Deal found 6/6$1,104
Wed 10/27:05 pmICN - STL
1 stop34h 15mAir Canada
Sat 10/124:05 pmSTL - ICN
1 stop35h 25mAir Canada
Deal found 6/6$1,115
Thu 9/510:35 amICN - STL
2 stops24h 30mMultiple Airlines
Wed 9/1112:00 pmSTL - ICN
1 stop38h 25mMultiple Airlines
Deal found 6/5$1,118
Wed 12/258:50 pmICN - STL
1 stop18h 37mAsiana Airlines
Mon 1/66:00 pmSTL - ICN
1 stop20h 30mAsiana Airlines
Deal found 6/4$1,257
Wed 12/256:45 pmICN - STL
2 stops30h 08mAir Canada
Thu 1/94:10 pmSTL - ICN
2 stops33h 50mAir Canada
Deal found 6/4$1,381

Seoul to St. Louis flights leaving soon

Find last-minute flight options from Seoul to St. Louis for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Users seeking a last-minute flight from Seoul to St. Louis should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Sun 6/167:55 amGMP - STL
2 stops29h 03mJapan Airlines
Sun 7/79:47 amSTL - GMP
2 stops22h 13mJapan Airlines
Deal found 6/5$1,501
Sun 6/167:55 amGMP - STL
2 stops29h 03mJapan Airlines
Mon 7/88:01 amSTL - GMP
2 stops19h 59mJapan Airlines
Deal found 6/5$1,758
Sun 6/1611:30 amICN - STL
2 stops24h 45mUnited Airlines
Sun 7/74:36 pmSTL - ICN
2 stops21h 44mUnited Airlines
Deal found 6/5$1,778
Sun 6/167:40 pmICN - STL
1 stop16h 15mMultiple Airlines
Sun 7/76:06 amSTL - ICN
1 stop19h 14mMultiple Airlines
Deal found 6/5$1,815
Sun 6/166:00 pmICN - STL
3 stops33h 51mMultiple Airlines
Sun 7/76:30 pmSTL - ICN
2 stops35h 20mMultiple Airlines
Deal found 6/5$1,825
Sun 6/167:55 amGMP - STL
2 stops29h 03mJapan Airlines
Sun 7/78:01 amSTL - GMP
2 stops19h 59mJapan Airlines
Deal found 6/5$1,851
Sun 6/166:00 pmICN - STL
2 stops32h 46mAir Canada
Mon 7/811:30 amSTL - ICN
1 stop38h 55mAir Canada
Deal found 6/5$1,914
Sun 6/167:40 pmICN - STL
1 stop16h 15mKorean Air
Mon 7/86:06 amSTL - ICN
1 stop19h 14mKorean Air
Deal found 6/5$1,951
Sun 6/166:00 pmICN - STL
2 stops35h 21mAir Canada
Mon 7/84:05 pmSTL - ICN
2 stops34h 20mAir Canada
Deal found 6/5$1,997

One-way flights to St. Louis from Seoul

Search for one-way flight options from Seoul to St. Louis. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,050,429 searches. Data last updated June 6, 2024.
Take a look at some of the best available options we've come across on one-way flights from Seoul to St. Louis. Those needing a return flight from Seoul to St. Louis can use the search form above.
Tue 6/2510:35 pmICN - STL
3 stops57h 57mMultiple Airlines
Deal found 6/4$802
Mon 7/224:05 pmICN - STL
3 stops45h 54mMultiple Airlines
Deal found 6/6$905
Wed 8/1412:45 amICN - STL
3 stops47h 33mMultiple Airlines
Deal found 6/5$934
Fri 6/1412:50 pmICN - STL
3 stops34h 21mMultiple Airlines
Deal found 6/5$988
Tue 6/257:55 amGMP - STL
2 stops20h 31mJapan Airlines
Deal found 6/4$1,013
Fri 6/149:30 pmICN - STL
2 stops27h 04mMultiple Airlines
Deal found 6/5$1,021
Fri 6/147:40 pmICN - STL
1 stop32h 53mDelta
Deal found 6/5$1,059
Tue 6/258:40 pmICN - STL
2 stops28h 02mMultiple Airlines
Deal found 6/4$1,063
Sun 7/149:25 pmICN - STL
3 stops31h 41mMultiple Airlines
Deal found 6/6$1,068

Find flights from Seoul to St. Louis within your budget

Customize your flight search to find flights from Seoul 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 3,050,429 searches. Data last updated June 6, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,080 - $1,951

Route

Depart

Return

Price

Incheon IntlLambert-St Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 10/17

2 stops41h 05m

Lambert-St Louis

Sat 10/26

2 stops38h 00m

$1,080

Incheon IntlLambert-St Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 9/5

2 stops24h 30m

Lambert-St Louis

Wed 9/11

2 stops34h 00m

$1,102

Incheon IntlLambert-St Louis

ICN - STL

ICNSTL

Incheon Intl

Thu 9/5

1 stop17h 47m

Lambert-St Louis

Wed 9/11

1 stop20h 00m

$1,402

Seoul Gimpo IntlLambert-St Louis

GMP - STL

GMPSTL

Seoul Gimpo Intl

Tue 7/23

2 stops29h 17m

Lambert-St Louis

Tue 7/30

2 stops25h 56m

$1,420

Incheon IntlLambert-St Louis

ICN - STL

ICNSTL

Incheon Intl

Wed 10/16

2 stops34h 15m

Lambert-St Louis

Sat 10/26

2 stops34h 37m

$1,641

Incheon IntlLambert-St Louis

ICN - STL

ICNSTL

Incheon Intl

Sat 8/17

2 stops41h 15m

Lambert-St Louis

Sat 8/24

2 stops26h 35m

$1,695

Incheon IntlLambert-St Louis

ICN - STL

ICNSTL

Incheon Intl

Sun 6/16

2 stops24h 45m

Lambert-St Louis

Sun 7/7

2 stops21h 44m

$1,778

Incheon IntlLambert-St Louis

ICN - STL

ICNSTL

Incheon Intl

Wed 7/24

1 stop30h 04m

Lambert-St Louis

Tue 7/30

2 stops34h 19m

$1,896

Incheon IntlLambert-St Louis

ICN - STL

ICNSTL

Incheon Intl

Sun 6/16

1 stop16h 15m

Lambert-St Louis

Mon 7/8

1 stop19h 14m

$1,951

Flights are sorted by cheapest first

Deals found on 6/6

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

Use this chart to determine the cheapest time to fly round-trip from Seoul to St. Louis. Price data was last updated on June 2, 2024.
Morning
Noon
Afternoon
Evening
All times are departure.
Travelers seeking maximum savings on their Seoul to St. Louis flight should consider departing on Wednesday mornings when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

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

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

Temperature and rainfall in St. Louis by month

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

STL

Temperature

32 - 80.6 °F

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 June 6, 2024.
Peruse reviews from past customers who have flown with Air Canada, Japan Airlines and Qatar Airways from Seoul to St. Louis to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,137 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Crew

8.8

Food

8.1

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Korean Air
8.5
Very good
1,137 reviews
Korean Air
8.5
Very good
1,137 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Crew

8.8

Food

8.1

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Asiana Airlines
8.4
Very good
564 reviews
Korean Air
8.5
Very good
1,137 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Crew

8.8

Food

8.1

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Japan Airlines
8.3
Very good
1,462 reviews
Korean Air
8.5
Very good
1,137 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Crew

8.8

Food

8.1

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Delta
8.0
Very good
10,368 reviews
Korean Air
8.5
Very good
1,137 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Crew

8.8

Food

8.1

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Qatar Airways
7.7
Good
4,312 reviews
Korean Air
8.5
Very good
1,137 reviews

Overall

8.5

Comfort

8.3

Entertainment

8.2

Boarding

8.6

Crew

8.8

Food

8.1

Reviews

1 / 10

I like the crews’ services, especially for sr citizens who were on wheelchairs, the efficient pilots with their smooth landing of the plane back and forth, cleanliness of the restrooms and other amenities provided to the passengers! Flights were on time it’s fine with a little bit delay but we arrived on time!

Related info for your journey

Find useful and relevant information for your journey from Seoul 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 Seoul?

    If you book a flight to St. Louis from Seoul, you will be flying to Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis. There are 0 flights from Seoul to Lambert-St Louis per day from 3 different airlines.

  • Can I find flights from Seoul to St. Louis for under $1,100 on Cheapflights?

    Yes, there are multiple flights from Seoul to St. Louis for under $1,100. The cheapest flight booked recently is on Air Canada for just $1,080, but on average you can expect to pay $1,402.

  • Are there last-minute flights available from Seoul to St. Louis for under $1,600?

    There are currently 18+ open flights from Seoul to St. Louis within the next 7 days for less than $1,600.

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

    Currently priced at $1,080, Air Canada will fly you from Seoul to St. Louis and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Asiana Airlines and Japan Airlines - these airlines can fly you to your destination from $1,402 and $1,420, respectively. Air Canada is priced at 31% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airlines for a one-way flight from Seoul to St. Louis are Japan Airlines ($1,013), Delta ($1,059), and Korean Air ($1,192).

  • What does ICN to STL mean?

    Incheon Intl Airport is ICN and Lambert-St Louis Airport is STL. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service.

  • Can I find deals for flights from Seoul to St. Louis that include extra baggage allowance?

    The amount of baggage you can bring on your Seoul to St. Louis flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Seoul to St. Louis with specific airlines?

    Yes, Cheapflights allows you to browse and filter Seoul to St. Louis flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seoul 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.

  • Can I find deals for flights from Seoul to St. Louis that allow pets onboard?

    Many airlines flying from Seoul to St. Louis offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Seoul to St. Louis?

    Yes, you can often find last-minute deals on Seoul to St. Louis flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Seoul to St. Louis flight deals updated?

    The Seoul to St. Louis flight deals you see on this page were last updated on 6/6.

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

    American Airlines, Delta and Korean Air are the most popular airlines when flying from Seoul to St. Louis.

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

    Currently, September is the cheapest month in which you can book a flight from Seoul to St. Louis (average of $318). Flying from Seoul to St. Louis in July is currently the most expensive (average of $365). 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 Seoul to St. Louis
See prices for flight routes from nearby airports that may be better suited for you.

Incheon Intl to St. Louis flights
Gimpo Intl to St. Louis flights
Gimpo Intl to Kansas City flights
Incheon Intl to Kansas City flights
Incheon Intl to Springfield flights
Busan to St. Louis flights

Top 3 airlines flying from Seoul to St. Louis

Discover the top 3 airlines that operate flights from Seoul 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 3,050,429 searches. Data last updated June 6, 2024.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$893Average$897FlexibilityNo cancel feeOn-time71%
DeltaCheapest$1,221Average$1,408FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$1,291Average$1,482FlexibilityNo cancel feeOn-time81%
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Search flights from Seoul to St. Louis by cabin class

Find flights from Seoul to St. Louis, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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