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1.062 € Cheap Flights from Seoul to St Louis

Compare Seoul to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

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Flight deals from Seoul to St Louis

Looking for a cheap last-minute deal or the best return flight from Seoul to St Louis Airport? If you want to travel next month, return fares start from 1.173 €. Find the lowest prices on one-way and return tickets right here.
St Louis.1.062 € per passenger.Departing Thu, 23 Jul, returning Wed, 5 Aug.Return flight with Hong Kong Airlines and Frontier Airlines.Outbound indirect flight with Hong Kong Airlines, departs from Incheon International on Thu, 23 Jul, arriving in St Louis.Inbound indirect flight with Frontier Airlines, departs from St Louis on Wed, 5 Aug, arriving in Incheon International.Price includes taxes and charges.From 1.062 €, select.
St Louis.1.167 € per passenger.Departing Fri, 2 Oct, returning Sat, 17 Oct.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Fri, 2 Oct, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Sat, 17 Oct, arriving in Incheon International.Price includes taxes and charges.From 1.167 €, select.
St Louis.1.173 € per passenger.Departing Sat, 11 Jul, returning Sat, 25 Jul.Return flight with T'way Air and WestJet.Outbound indirect flight with T'way Air, departs from Incheon International on Sat, 11 Jul, arriving in St Louis.Inbound indirect flight with WestJet, departs from St Louis on Sat, 25 Jul, arriving in Incheon International.Price includes taxes and charges.From 1.173 €, select.
St Louis.1.192 € per passenger.Departing Mon, 30 Nov, returning Mon, 7 Dec.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Mon, 30 Nov, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Mon, 7 Dec, arriving in Incheon International.Price includes taxes and charges.From 1.192 €, select.
St Louis.1.197 € per passenger.Departing Tue, 30 Jun, returning Mon, 6 Jul.Return flight with Eastar Jet and WestJet.Outbound indirect flight with Eastar Jet, departs from Incheon International on Tue, 30 Jun, arriving in St Louis.Inbound indirect flight with WestJet, departs from St Louis on Mon, 6 Jul, arriving in Incheon International.Price includes taxes and charges.From 1.197 €, select.
St Louis.1.205 € per passenger.Departing Tue, 9 Jun, returning Wed, 17 Jun.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Tue, 9 Jun, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Wed, 17 Jun, arriving in Incheon International.Price includes taxes and charges.From 1.205 €, select.
St Louis.1.206 € per passenger.Departing Mon, 1 Feb, returning Mon, 22 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Mon, 1 Feb, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Mon, 22 Feb, arriving in Incheon International.Price includes taxes and charges.From 1.206 €, select.
St Louis.1.210 € per passenger.Departing Mon, 21 Dec, returning Sun, 27 Dec.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Mon, 21 Dec, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Sun, 27 Dec, arriving in Incheon International.Price includes taxes and charges.From 1.210 €, select.
St Louis.1.211 € per passenger.Departing Mon, 21 Sep, returning Sat, 26 Sep.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Mon, 21 Sep, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Sat, 26 Sep, arriving in Incheon International.Price includes taxes and charges.From 1.211 €, select.
St Louis.1.213 € per passenger.Departing Tue, 22 Sep, returning Fri, 16 Oct.Return flight with Peach and WestJet.Outbound indirect flight with Peach, departs from Incheon International on Tue, 22 Sep, arriving in St Louis.Inbound indirect flight with WestJet, departs from St Louis on Fri, 16 Oct, arriving in Incheon International.Price includes taxes and charges.From 1.213 €, select.
St Louis.1.216 € per passenger.Departing Sun, 25 Oct, returning Sun, 15 Nov.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Sun, 25 Oct, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Sun, 15 Nov, arriving in Incheon International.Price includes taxes and charges.From 1.216 €, select.
St Louis.1.221 € per passenger.Departing Sun, 16 Aug, returning Sun, 23 Aug.Return flight with Air Premia and Frontier Airlines.Outbound indirect flight with Air Premia, departs from Incheon International on Sun, 16 Aug, arriving in St Louis.Inbound indirect flight with Frontier Airlines, departs from St Louis on Sun, 23 Aug, arriving in Incheon International.Price includes taxes and charges.From 1.221 €, select.
St Louis.1.230 € per passenger.Departing Sun, 1 Nov, returning Sat, 14 Nov.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Sun, 1 Nov, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Sat, 14 Nov, arriving in Incheon International.Price includes taxes and charges.From 1.230 €, select.
St Louis.1.240 € per passenger.Departing Wed, 13 Jan, returning Wed, 27 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Wed, 13 Jan, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Wed, 27 Jan, arriving in Incheon International.Price includes taxes and charges.From 1.240 €, select.
St Louis.1.264 € per passenger.Departing Thu, 24 Dec, returning Sat, 2 Jan.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Thu, 24 Dec, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Sat, 2 Jan, arriving in Incheon International.Price includes taxes and charges.From 1.264 €, select.
St Louis.1.272 € per passenger.Departing Sat, 19 Dec, returning Fri, 26 Feb.Return flight with Air Canada.Outbound indirect flight with Air Canada, departs from Incheon International on Sat, 19 Dec, arriving in St Louis.Inbound indirect flight with Air Canada, departs from St Louis on Fri, 26 Feb, arriving in Incheon International.Price includes taxes and charges.From 1.272 €, select.

Find the cheapest month to fly from Seoul to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seoul to St Louis flights are currently cheapest in October.
Jun
from 1.205 €
Jul
from 1.173 €
Aug
from 1.221 €
Sep
from 1.211 €
Oct
from 1.167 €
Nov
from 1.230 €
Dec
from 1.210 €
Jan
from 1.240 €
Feb
from 1.206 €
Mar
Find prices
Apr
Find prices
May
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Seoul to St Louis: Alternative routes

Compare routes from Seoul to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

St Louis

20km from central St Louis
ClosestCheapest
from 1.062 €
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Belleville

32km from central St Louis
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Sparta Community

69km from central St Louis
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Seoul to St Louis: Flight information

The things to know before you go.
Cheapest flight found1.062 €
Cheapest month to flyJuly

Finding cheap flights from Seoul to St Louis: Frequently asked questions

The best price we found for a return flight from Seoul to St Louis is 1.062 €. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Seoul to St Louis. But we found flights with one stop from 1.062 €.
As of June 2026, there are no flights flying from Seoul to St Louis.
The cheapest month to fly from Seoul to St Louis is usually July.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seoul to St Louis Airport on Thursday, 23 July 2026.
No airlines currently offer direct flights between Seoul and St Louis Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to St Louis is Hong Kong Airlines .

Travelling from Seoul to St Louis Lambert International Airport (STL): What you need to know

  • The timezone in St Louis is UTC-6, which is 15 hours behind Seoul. St Louis Lambert International Airport is located in St Louis.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Be at the airport with enough time to catch your flight from Seoul to STL.

  • You'll likely experience longer queues in popular months such as January and other peak seasons. Arriving up to four hours in advance for an international flight and two hours for domestic departures will help ensure a smooth travel experience.

Airports in Seoul

Seoul Incheon International Airport (ICN)

  • Think about adding a stopover to find cheap flights from Seoul to STL. Just uncheck 'Direct flights only' when searching for departures from Seoul Incheon International Airport (ICN). Break up your trip (and maybe get a better deal) by stopping at one of these popular options:

    • Chicago O'Hare International Airport (ORD)

    • Seattle-Tacoma International Airport (SEA)

    • San Francisco International Airport (SFO)

  • ICN is around 48 kilometres from central Seoul. If you're driving, catching a taxi or ride-sharing from the centre, it'll take 1 hour 5 minutes or so to get there, depending on traffic conditions. If you're planning to take public transport, expect the journey time to be around 50 minutes.

  • Booked an early flight from Seoul to St Louis Lambert International Airport? Avoid the hassle of rushing to the terminal (and get some extra shut-eye) by staying at one of these stays near Seoul Incheon International Airport:

  • When it comes to the on-time performance of Seoul Incheon International Airport, 74% of flights arrive within the scheduled time frame.

Seoul Gimpo International Airport (GMP)

  • GMP is around 16 kilometres from central Seoul. It'll take you 30 minutes or so to get to the airport by car from the city centre. Public transport takes approximately 35 minutes.

  • Kick off your holiday early with an additional night away from home. Before catching your Seoul to STL flight, unwind in one of these hotels close to Seoul Gimpo International Airport:

  • Seoul Gimpo International Airport has a reputation for reliability and timeliness. 80% of flights out of here make it to their final destination as planned.

About St Louis Lambert International Airport (STL)

Getting from St Louis Lambert International Airport (STL) to central St Louis

  • From St Louis Lambert International Airport, central St Louis is around 24 kilometres away. It takes about 25 minutes to get to the city centre by car.

  • It takes around 30 minutes if you're travelling on public transport.

How to find the cheapest flights from Seoul to St Louis Lambert International Airport (STL)

  • The cheapest price we've found for a one-way ticket from Seoul to St Louis Lambert International Airport is 448 €. For a return flight on this route, the best price is 1.062 €. Depending on when you want to go and the availability, these fares can change.

  • Booking early is often the key to finding a cheap flight from Seoul to STL. Fares tend to rise as seats fill up, so the closer your departure date, the more you'll likely pay.

  • If you're flexible with your travel plans, try using the 'Whole month' search tool. It'll give you the lowest price across every month when searching for your Seoul to St Louis Lambert International Airport ticket.

  • Save time searching for cheap plane tickets from Seoul to STL by creating a Price Alert. We'll send you an email or notification through the app when a lower fare pops up.

  • Lock in a cheap flight from Seoul to St Louis Lambert International Airport by using filters. Choose your preferred duration, departure time and airlines, then sort the results by 'Cheapest' for the best deals.

The best time to fly from Seoul to St Louis Lambert International Airport (STL)

  • It's time to work out your travel dates for your flight from Seoul to St Louis Lambert International Airport (STL). July is the peak month for travel to St Louis. If you prefer a quieter vibe, think about going in December.

  • Lock in a Seoul to STL plane ticket departing in July if you want to explore the city during its warmest month. You can expect temperatures in St Louis to range from 17ºC (63ºF) to 33ºC (91ºF).

  • If you want cooler conditions, search for a cheap ticket from Seoul to St Louis Lambert International Airport in January when temperatures are between -7ºC (19ºF) and 8ºC (46ºF).

More about St Louis

Explore more of the United States

  • Evansville is just one of the many places in the United States waiting to be discovered once you've taken in the sights of St Louis. Around 257 kilometres away to the east, top sights here include Mesker Park Zoo, Riverfront Park and Evansville Museum of Arts, History & Science.

  • If you're eager to discover another well-known destination in the United States, head for Columbia, roughly 177 kilometres west of St Louis. Museum of Art and Archaeology, Mizzou Botanic Garden and Francis Quadrangle are key reasons to visit.

Plan the rest of your trip from Seoul to St Louis

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.