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Cheap flights from St Louis (STL) to Incheon (ICN)

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The best prices from St Louis to Incheon are usually found in October or January, booked 48 days in advance, depart on a Sunday or Thursday and return on a Wednesday

How to find the cheapest flight from
St Louis (STL) to Incheon (ICN)

STL - ICN
Price
$904 - $1,550
ICN
Temperature
35.6 - 84.2 °F
ICN
Rainfall
0.8 - 16.2 inches

Popular in

June

High demand for flights, 29% potential price rise

Cheapest in

October

Best time to find cheap flights, 18% potential price drop

Round-trip from

$904

From St Louis to Incheon

One-way from

$902

One-way flight from St Louis to Incheon

Flight route prices based on searches on Cheapflights within the last 3 days, monthly prices based on aggregated historical data.
What is the cheapest day to fly round-trip from St Louis to Incheon?

Flights from St Louis to Incheon are found to be more expensive on Thursday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Incheon.

How far in advance should I book a flight from St Louis to Incheon?

Users have found that booking a flight from St Louis to Incheon at least 61 days early can save you up to 39% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from St Louis to Incheon for as little as $1,193 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $1,211 for flights departing within the next 3 days.

What is the cheapest month to fly from St Louis to Incheon?

The best pricing can be found in the month of April. Prices to Incheon from St Louis average $1,098. You can even find prices in April for less than $1,098, as users have found deals to Incheon from as low as $549. The month of June appears to be one of the more expensive times to travel to Incheon from St Louis. Flying in the targeted month can save you up to 46%.

When is the cheapest time to fly from St Louis to Incheon (STL - ICN)?

It’s typically best to fly out from St Louis to Incheon in the morning. Doing so could potentially save you 22% on the flight price compared to flying at noon, which is usually more expensive.

Cheap flights from St Louis to Incheon in January, February 2021

The best prices found for STL to ICN flights for January, February
15 Jan - 17 Jan
$1,441pp
STL
Lambert-St Louis
Korean Air
 
1 STOP
ICN
Incheon Intl
ICN
Incheon Intl
Korean Air
 
1 STOP
STL
Lambert-St Louis
5 Feb - 12 Feb
$1,460pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
ICN
Incheon Intl
ICN
Incheon Intl
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis
29 Jan - 5 Feb
$1,466pp
STL
Lambert-St Louis
Multiple Airlines
   
2 STOPS
ICN
Incheon Intl
ICN
Incheon Intl
Multiple Airlines
   
2 STOPS
STL
Lambert-St Louis

St Louis to Incheon 2021 flight deals

Cheap flights to Incheon from St Louis found for this year
22 Apr - 26 Apr
$944pp
STL
Lambert-St Louis
Air Canada
 
1 STOP
ICN
Incheon Intl
ICN
Incheon Intl
Air Canada
   
2 STOPS
STL
Lambert-St Louis
22 Apr - 26 Apr
$994pp
STL
Lambert-St Louis
Air Canada
   
2 STOPS
ICN
Incheon Intl
ICN
Incheon Intl
Air Canada
   
2 STOPS
STL
Lambert-St Louis
30 Sep - 4 Oct
$1,015pp
STL
Lambert-St Louis
Air Canada
   
2 STOPS
ICN
Incheon Intl
ICN
Incheon Intl
Air Canada
   
2 STOPS
STL
Lambert-St Louis

One-way flights to Incheon from St Louis

The cheapest one-way flights from St Louis to Incheon
1:21 am - 9:50 am
Air Canada
2 Stops
18h 29m
STL - ICN
Air Canada
$902
CheapFlights
1:10 am - 12:25 pm
Korean Air
1 Stop
20h 15m
STL - ICN
Korean Air
$919
Ovago
2:40 am - 12:10 am
Delta
2 Stops
30h 30m
STL - ICN
Delta
$958
Delta

Related info for your journey

Useful info, stats and facts about St Louis to Incheon flights.

Flight FAQs

From St Louis to Incheon

Are flight prices decreasing from St Louis to Incheon due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both St Louis and Incheon for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

What safety measures are being taken by airlines flying from Lambert-St Louis to Incheon Intl to control the spread of COVID-19?

New policies can now be found on Delta to help keep travelers safe while flying. Some of the new policies that have been implemented to accommodate travelers flying from Lambert-St Louis to Incheon Intl are improved sanitation, HEPA filters, mask requirements, social distance seating (for a limited time), and pre-flight testing for antibodies and symptoms. Policies will vary by airline.

Which airlines flying from Lambert-St Louis to Incheon Intl have flexible cancellations due to COVID-19?

Due to the rapidly changing circumstances due to COVID-19, airlines like Delta, Air Canada, and Korean Air flying from Lambert-St Louis to Incheon Intl have implemented new flexible cancellation policies.

Can I find flights from St Louis to Incheon for under $900 on Cheapflights?

Yes, there are multiple flights from St Louis to Incheon for under $900. The cheapest flight booked recently is on Air Canada for just $836, but on average you can expect to pay $1,122.

Are there nonstop flights from St Louis to Incheon for under $800 on Cheapflights?

There are no nonstop flights from St Louis to Incheon, but Cheapflights can provide you with all the information you need to find the fastest route with the fewest stops.

Does it rain more in St Louis or Incheon?

When traveling, it's generally smart to pack in preparation for rain or any other conditions that may arise. The rainfall in St Louis is roughly greater than that of Incheon. You can assume this to be the case over the next 15 days.

Is St Louis weather warmer or cooler than Incheon?

Expect the weather to be around 90 °F on average in July. As the temperature peaks, try to get your plans done early, as flight price and availability will have an impact on your travels. The climate in Incheon is generally colder than in St Louis.

How long is the flight from St Louis to Incheon?

A quick flight from St Louis to Incheon can take about 17h 30m. Korean Air provides one of the quickest options available for as low as $1,454. This flight may include one or multiple stops.

What are the cheapest airlines flying from St Louis to Incheon round-trip?

Air Canada, at $836, was found to be the cheapest airline from St Louis to Incheon.Alternate airlines to your destination round-trip include Cathay Pacific and Delta. Users have found that Air Canada is 24% cheaper than the other options available to this destination.

What are the cheapest airlines to fly from St Louis to Incheon one-way?

The cheapest airlines for a one-way flight from St Louis to Incheon are Cathay Pacific ($719), Korean Air ($881), and Air Canada ($902).

Related searches

Flights to Incheon from St Louis
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Alternative routes for St Louis to Incheon

Destination information for Incheon

Things to know before you go. Useful info for your trip from St Louis to Incheon
Today's exchange rate
$1 = 1,103원
Average temperature for January in Incheon
35.6 °F
Avg rainfall for January in Incheon
0.9 ″

Airports servicing St. Louis

Airports servicing Incheon

Top 5 airlines flying from St Louis to Incheon

The chart below displays the airlines Cheapflights users traveling from St Louis to Incheon choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.

Airline Cheapest Average Flexibility On-time COVID-19 safety
United Airlines
$825 $1,007 No cancel fee 69%
Delta
$902 $1,014 No cancel fee N/A
American Airlines
$821 $1,046 No cancel fee 71%
Air Canada
$810 $1,120 No cancel fee 67%
Korean Air
$887 $1,175 No cancel fee 81%
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