BRL 4,043 Cheap Flights from St. Louis to Seoul (STL-SEL)

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Cheap Flights from St. Louis to Seoul starting at BRL 4,043

Book one-way or return flights from St. Louis to Seoul from as little as BRL 4,043. Choose from the popular airlines below and book your flight today!

One way
Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Searching for the best last minute flight from St. Louis to Seoul? Find one-way or return flights that are affordable and fit your itinerary.

Trip.com monitors the ticket fares of flights from St. Louis to Seoul. Stay updated on price trends and snag the best deals for your upcoming trip.

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.

Cheapest Airlines flying from St. Louis to Seoul

View airlines operating flights from St. Louis to Seoul. Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

American Airlines

From BRL 3,928

United Airlines

From BRL 3,961

Japan Airlines

From BRL 4,077

Korean Air

From BRL 4,302

Cathay Pacific

From BRL 4,586

Delta Air Lines

From BRL 4,790

Ana

From BRL 5,088

Alaska Airlines

From BRL 5,244

Turkish Airlines

From BRL 5,341

Air Canada

From BRL 5,366

ANA airlines

Find more flights and airlines

Alternative Routes from St. Louis to Seoul

Discover different routes, airlines, and transfers and find the best alternative flights for your journey from St. Louis to Seoul.

Cheapest
STL
07:00
39h 50m
2 transfer
GMP
12:50
St. Louis Lambert International Airport - Gimpo International Airport
Wed, Aug 7American Airlines
BRL 4,203
STL
17:01
36h 49m
2 transfer
ICN
19:50
St. Louis Lambert International Airport - Incheon International Airport
Thu, May 16Frontier Airlines
BRL 20,255
STL
17:01
36h 49m
2 transfer
ICN
19:50
St. Louis Lambert International Airport - Incheon International Airport
Thu, May 16Frontier Airlines
BRL 20,255
Find More Flights

Frequently Asked Questions

When to buy flight tickets from St. Louis (STL) to Seoul (SEL) the cheapest?
Airlines adjust prices for flights from St. Louis to Seoul based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much is a flight from St. Louis (STL) to Seoul (SEL) cost?
According to Trip.com's data, the lowest price is around BRL 11,306.
What is the transportation method from the main airport to downtown in Seoul?
- The distance from Incheon International Airport to downtown is about 48km, by taxi about 1 hour.
- The distance from Gimpo International Airport to downtown is about 15km, by taxi about 30 minutes.
How many airports in Seoul?
There are 3 airports near Seoul: Incheon International Airport, Gimpo International Airport and Seoul Air Base.

How to find a cheap flight from St. Louis to Seoul

Wait until the last minute and flight costs are often sky-high. Plan ahead, book the right way, and your savings can soar. We have loads of saving tips to help you find a cheap flight from St. Louis to Seoul. Book your flights at the right time and save more.

Book Early

Once prices are gone, they're gone. Lock in deals while you can!

Compare Flight Prices

Compare prices on travel agency and airline websites.

Look Out for Deals

Check airline and travel agency websites for latest flight deals

Check One-way Fares

Buying two cheap one-way flights can sometimes be a better deal than a round-trip.

Try Different Dates

Flying during the week, early in the morning, or late at night can help save money.

Use the Trip.com App

Save up to £10 per person when booking your flights on Trip.com