The cheapest times to fly from ICN to KHH are

  • March 5th to March 18th
  • May 14th to July 15th
  • August 20th to December 16th (except the weeks of September 3rd and October 1st)

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 ICN to KHH is late November to early December. Prices can be as high as $401 for Sunday flights during late January, or as low as $146 for Tuesday flights around late November to early December.


When to Fly to Kaohsiung City

Flying from Seoul (ICN) to Kaohsiung (KHH) will usually cost between $159 to $317 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late November to early December with an average ticket price of $158. Due to high demand the most expensive time to fly is late January, with an average price of $330. Planning your trip to low-cost times can easily save you $172 on economy flights and even more on first-class flights. Generally, any price below $227 can be considered a good price for a round-trip ICN to KHH flight.

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

ICN to KHH Flight Prices

Compared to other flights, the ICN to KHH flight is much cheaper than the average and costs much less than the average flight leaving from Seoul. The average price per mile (for a direct flight) is $0.13, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to fly to KHH, and Wednesday the cheapest day to fly back into ICN. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $34 (11%) 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 $220. Return trip prices are from the KHH to ICN 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 ICN to KHH can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 57 minutes may be realistic.


Flight Questions Answered

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

Which airlines fly this route?

You can find 27 major airlines flying this route most often: Air India, Air Macau, ANA, Asiana, Bangkok Airways, Cathay Dragon, Cathay Pacific, China Airlines, China Eastern, China Southern, EVA Air, Hawaiian, JAL, Jeju Air, Korean Air, Mandarin, Peach Aviation, Philippines AirAsia, Shandong, Shanghai Airlines, Spring, T’Way Air, THAI, Tigerair Taiwan, VietJet Air, Vietnam Airlines, Xiamen, and potentially more during busy seasons.

How far away is it from Kaohsiung International Airport to Incheon International Airport?

The distance between the two airports is roughly 1090 miles or 1754 kilometers.

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

The real-world flight time for a nonstop ICN to KHH flight is about 2 hour 57 minutes.

How many flights go between Seoul and Kaohsiung?

It depends on the day of the week and the date, but a typical day might have around 50 available flights from ICN to KHH.


Airport Location Info


Departing Airport

Origination code ICN
Origination airport name Incheon International Airport
City Seoul
Country South Korea
Latitude 37.5
Longitude 126.4

Return Airport

Destination code KHH
Destination airport name Kaohsiung International Airport
City Kaohsiung
Country Taiwan
Latitude 22.6
Longitude 120.4


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.