St. Louis to Seoul Flight tickets from ₹ 42,371

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Book flight tickets from St. Louis to Seoul starting at ₹ 42,371

Whether you’re going for a one-way or round-trip to Seoul, we’ve got you covered! Check out these different flight options from St. Louis below.

One way
Round-trip

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

Find the best time to fly from St. Louis to Seoul

Explore the best time to buy affordable tickets to Seoul with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

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

Airlines Flying from St. Louis to Seoul

Which airline provides the cheapest flights from St. Louis to Seoul? Discover the option that best suits your travel needs before embarking on your journey.

Frontier Airlines

From ₹ 36,380

Delta Air Lines

From ₹ 41,485

United Airlines

From ₹ 41,555

American Airlines

From ₹ 42,499

Air Canada

From ₹ 43,665

All Nippon Airways

From ₹ 44,959

Japan Airlines

From ₹ 45,740

Alaska Airlines

From ₹ 48,968

Korean Air

From ₹ 49,120

Southwest Airlines

From ₹ 67,047

Find more flights and airlines

Alternative Routes from St. Louis to Seoul

Searching for potential routes that might be cheaper and faster? There are a few alternative ways to get to Seoul from St. Louis which could help you save money and time.

Cheapest
STL
18:46
43h 44m
2 transfer
ICN
05:30
St.Louis Lambert International Airport - Incheon International Airport
Sat, Jan 11Frontier Airlines
₹ 36,380
STL
07:00
24h 25m
2 transfer
GMP
22:25
St.Louis Lambert International Airport - Gimpo International Airport
Tue, Jan 7United Airlines
₹ 50,367
STL
07:00
24h 25m
2 transfer
GMP
22:25
St.Louis Lambert International Airport - Gimpo International Airport
Tue, Jan 7United Airlines
₹ 50,367
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FAQ

When are flight tickets from St. Louis (STL) to Seoul (SEL) the cheapest?
Airlines adjust prices for flights from St. Louis to Seoul based on the departure date and time of your selection. By analyzing data from all airlines, we've discovered that on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.
How much do flights from St. Louis (STL) to Seoul (SEL) cost?
According to Trip.com's data, the lowest price is around ₹ 118,498.
What is the transportation method from the main airport to downtown in Seoul?
- The distance from Incheon International Airport to downtown is about 48 km. It takes about 1 hour by taxi.
- The distance from Gimpo International Airport to downtown is about 15 km. It takes about 30 minutes by taxi.

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

If you don’t know some of the key things to look out for when buying flight tickets, prices can often end up sky high or, worse, sold out! We’ve carefully compiled our six most important steps to help ensure you’re getting the best deals when planning your next journey.

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

Flight Information from St. Louis to Seoul

Cheapest nonstop flight price	₹ 42,370
Off-season for travel	September
Peak season for travel	March
Flight distance	10,736.12 km
Popular airline	American Airlines