Cheap Flights from Kaohsiung to Seoul from US$72

Frequently Asked Questions

• What are the cheapest flights from Kaohsiung to Seoul (KHH-SEL)?

  Based on Trip.com data, T'Way Air offers one-way fares as low as US$72 on Cheapest nonstop routes (e.g. KHH to ICN on Thu, Aug 27), while T'Way Air offers Cheapest nonstop round-trips from US$162 departing on Tue, Aug 4 and returning on Fri, Aug 7.

• Which airlines offer direct flights from Kaohsiung to Seoul?

  At the moment, you can catch a nonstop flight from Kaohsiung to Seoul with the following airlines, including: T'Way Air Jeju Air China Airlines Tigerair Taiwan EVA Air Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Kaohsiung to Seoul?

  It takes about 2 hours 52 minutes to fly from Kaohsiung to Seoul.

• When is the best time to book flights from Kaohsiung to Seoul?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Kaohsiung to Seoul is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Kaohsiung to Seoul?

  Based on Trip.com data in the past 4 weeks, there is 21 flight per week flying from Kaohsiung to Seoul. You can check the weekly schedule for popular airlines on this route below: T'Way Air: S/M/T/W/T/F/S -- TW672 (16:36)

• How can I find the best deals on flights from Kaohsiung to Seoul?

  To find best deals on flights from Kaohsiung to Seoul, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Thu, Aug 27, with one-way flights priced at just US$72.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is T'Way Air.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Seoul travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Kaohsiung (KHH) to Seoul (SEL) the cheapest?

  The cheapest months to fly from Kaohsiung to Seoul is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Kaohsiung to Seoul on?

  After crunching the numbers on our July flight calendar, it's currently cheapest to fly from Kaohsiung to Seoul on July 22, 2026 with T'Way Air, with prices starting at US$74.

• Which airports can I fly to for Seoul from Kaohsiung?

  You can land at any one of the following hubs in Seoul, with Kaohsiung International Airport to Gimpo International Airport (KHH-GMP) is by far the most common option on this route: Gimpo International Airport (GMP) Incheon International Airport (ICN).

• Is there any time difference between Kaohsiung and Seoul?

  The time difference between Seoul and Kaohsiung is 1h.

• How do I change or cancel my ticket from Kaohsiung to Seoul?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.