The cheapest times to fly from LSE to ICN are

  • January 15th to May 6th (except the week of April 16th)
  • October 22nd to December 9th (except the week of November 19th)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from LSE to ICN is mid November. Prices can be as high as $2140 for Friday flights during late June, or as low as $977 for Tuesday flights around mid November.


When to Fly to Seoul

Flying from La Crosse, WI (LSE) to Seoul (ICN) will usually cost between $988 to $1927 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid November with an average ticket price of $1004. Due to high demand the most expensive time to fly is late June, with an average price of $1909. Planning your trip to low-cost times can easily save you $905 on economy flights and even more on first-class flights. Generally, any price below $1103 can be considered a good price for a round-trip LSE to ICN flight.

See below for a graph of average weekly prices for the LSE to ICN route. All prices are for round-trip tickets in USD.

LSE to ICN Flight Prices

Compared to other flights, the LSE to ICN flight is slightly more expensive than the average and costs more than the average flight leaving from La Crosse. The average price per mile (for a direct flight) is $0.11, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to ICN, and Wednesday the cheapest day to fly back into LSE. Fridays are the most expensive days to fly to Seoul, and Saturdays are the most expensive days to return to La Crosse. Selecting flights on the least expensive days could save you up to $168 (12%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $1216. Return trip prices are from the ICN to LSE flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from LSE to ICN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 12 hour 24 minutes may not be realistic.


Flight Questions Answered

Still have questions about flying from LSE to ICN? We’ve got answers.

Which airlines fly this route?

You can find 6 major airlines flying this route most often: Air Canada, American, Asiana, British Airways, Delta, United, and potentially more during busy seasons.

How far away is it from Incheon International Airport to La Crosse Regional Airport?

The distance between the two airports is roughly 6340 miles or 10203 kilometers.

How long does it take to fly from LSE to ICN?

The real-world flight time for a nonstop LSE to ICN flight is about 12 hour 24 minutes.

How many flights go between La Crosse, WI and Seoul?

It depends on the day of the week and the date, but a typical day might have around 21 available flights from LSE to ICN.


Airport Location Info


Departing Airport

Origination codeLSE
Origination airport nameLa Crosse Regional Airport
CityLa Crosse, WI
Countrythe United States

Return Airport

Destination codeICN
Destination airport nameIncheon International Airport
CountrySouth Korea


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.