KHH to SEL, Kaohsiung International Airport to Cheap Flights

Based on HopeGoo data, T'Way Air offers one-way fares as low as US$100 on Cheapest nonstop routes (e.g. KHH to ICN on Wed, Mar 4), while T'Way Air offers Cheapest nonstop round-trips from US$180 departing on Thu, Mar 5 and returning on Wed, Mar 11.

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

It takes about 2 hours 50 minutes to fly from Kaohsiung to Seoul.

By analyzing data from all airlines on the HopeGoo 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.

Based on HopeGoo data in the past 4 weeks, there is 23 flight per week flying from Kaohsiung to Seoul. You can check the weekly schedule for popular airlines on this route below: China Airlines: S/M/T/W/T/F/S -- CI164 (07:22) Korean Air: S/M/T/W/T/F/S -- KE5700 (07:22)

To find best deals on flights from Kaohsiung to Seoul, you can use various tools on HopeGoo: · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Wed, Mar 4, with one-way flights priced at just US$100. · 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 HopeGoo 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 HopeGoo app users.

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

After crunching the numbers on our February flight calendar, it's currently cheapest to fly from Kaohsiung to Seoul on February 24, 2026 with Tigerair Taiwan, with prices starting at US$167.

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).

The time difference between Seoul and Kaohsiung is 1h.

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 HopeGoo, 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.