Cheap Flights from Kaohsiung to Seoul

Compare Kaohsiung to Seoul flight deals

Find the cheapest month or even day of the year to fly to Seoul

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Flight deals from Kaohsiung to Seoul

Looking for a cheap last-minute deal or the best return flight from Kaohsiung to Seoul? Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Kaohsiung to Seoul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kaohsiung to Seoul flights are currently cheapest in September.

Direct flights from Kaohsiung to Seoul

Alternative Kaohsiung to Seoul routes

Looking for the cheapest, fastest or easiest route from Kaohsiung to Seoul? You could fly into the following airports instead.

Kaohsiung to Seoul: Flight information

The things to know before you go.
Cheapest flight foundج.م.‏ 3,213
Cheapest month to flySeptember
Average flight time2 hrs, 52 mins
Most popular airlineHahn Air Systems
Average flights per week51

Finding cheap flights from Kaohsiung to Seoul: Frequently asked questions

There are 2 airports in Seoul: Gimpo International and Incheon International.
The best price we found for a return flight from Kaohsiung to Seoul is ج.م.‏ 6,752. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
2 hours and 51 minutes is the average flight time from Kaohsiung to Seoul.
Hahn Air Systems, T'way Air and China Airlines fly direct from Kaohsiung to Seoul.
As of July 2025, there are 51 flights per week flying from Kaohsiung to Seoul.
The cheapest month to fly from Kaohsiung to Seoul is usually August.
If you're flying from Kaohsiung Airport, the cheapest airport near Seoul is Gimpo International – which is 17.1 km away from the centre of Seoul. We've found flights into this airport from ج.م.‏ 6,752.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kaohsiung Airport to Seoul on Friday, 29 August 2025.
Yes – the average flight time is 2 hours and 51 minutes.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Seoul but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Seoul is around 40 days in advance, so don’t leave your flight to the last minute.
In July, the average temperature is usually around 24°C. August is typically the warmest month in Seoul, when it usually averages around 28°C. You can expect the least rain in January. The coldest month is January, with temperatures averaging -8°C. The rainiest month is July.
Currently, Tigerair Taiwan offers the cheapest flight tickets to Seoul.

Travelling from Kaohsiung International Airport (KHH) to Seoul: what you need to know

  • Expect to be in the air for 3 hours 5 minutes. On average, that's the duration of a direct flight from Kaohsiung International Airport to Seoul.

  • The timezone in Seoul is UTC+9. The city is one hour ahead of Kaohsiung, where Kaohsiung International Airport is located.

  • With 20 weekly flights between the two airports, Kaohsiung International Airport (KHH) to Incheon International Airport (ICN) is the most popular route. EVA Air operates the earliest flight at 06:55. If you're eager to get more out of your day before leaving, the last departure from KHH to ICN is with T'Way Air at 17:00.

  • Leave plenty of time to make your KHH to Seoul flight. A good rule of thumb is to arrive at least two hours before international departures and an hour ahead for domestic flights.

  • Taking off during a peak period like a bank holiday? Expect longer queues at security and check-in. To be on the safe side, arrive up to four hours before international flights and two hours before domestic departures.

  • You can book a direct Kaohsiung International Airport to Seoul ticket. Start your trip at KHH and arrive at Incheon International Airport (ICN).

  • Popular carriers that operate direct flights from Kaohsiung International Airport to Seoul include:

  • Stopovers are the perfect opportunity to break up your journey and perhaps even explore another city. When searching for flight tickets from KHH to Seoul, uncheck the 'Direct flights only' box to see where you can visit along the way. Consider one of these popular options:

    • Kansai International Airport (KIX)

    • Fukuoka Airport (FUK)

    • Naha Airport (OKA)

  • Located around 8 kilometres from central Kaohsiung, KHH can be reached in about 20 minutes by car, depending on traffic. Travelling on public transport takes roughly 35 minutes.

  • Have an early flight from Kaohsiung International Airport to Seoul? Avoid the hassle of rushing to the airport (and enjoy a little extra shut-eye) by choosing one of these hotels close to KHH:

  • Kaohsiung International Airport maintains a strong on-time performance, reducing your chances of a delayed flight. Departures from KHH touch down on schedule 93.35% of the time.

How to find the cheapest flights from Kaohsiung International Airport (KHH) to Seoul

  • ج.م.‏ 3,213 is the cheapest price we've seen for a one-way Kaohsiung International Airport to Seoul flight. A return flight ticket right now is ج.م.‏ 6,752. Depending on the availability and when you book, these fares can change.

  • Book one month before your departure date. Pricing trends show that this is the ideal window for finding cheap flights from KHH to Seoul.

  • Schedule your trip for May. That's the best month for landing a bargain on Kaohsiung International Airport to Seoul tickets. If you're flexible with your travel dates, use the 'Whole month' tool to find the cheapest price across every month.

  • Never miss a deal on cheap flights from KHH to Seoul by creating a Price Alert. You'll receive an email or notification on the app when fares go down.

  • Save on your flight from Kaohsiung International Airport to Seoul with the help of our filters. Select your ideal departure time, duration and airlines, then sort the results by 'Cheapest' to see the best deals.

Airports in Seoul

Incheon International Airport (ICN)

  • From Incheon International Airport (ICN), central Seoul is around 48 kilometres away.

  • Travelling on public transport will take you around 1 hour 45 minutes.

  • If you have a late flight from Kaohsiung International Airport to Seoul, few things beat the convenience of staying near the terminal. Collect your bags from the carousel and then be showered and sleeping soon after at one of these accommodation options near ICN:

  • Grab an Incheon International Airport rental car and discover Seoul and beyond with your own wheels. WECAR, Hi Rent A Car and Alamo are well-known companies to choose from here.

  • To get the best deal, reserve your ride from Incheon International Airport about four weeks in advance of your flight from KHH to Seoul.

Gimpo International Airport (GMP)

  • Central Seoul is roughly 16 kilometres from Gimpo International Airport (GMP). Step off your flight from Kaohsiung International Airport to Seoul and then keep your eyes peeled for any airport signs that'll help you reach the city centre.

  • You can expect the trip to take about 1 hour 5 minutes on public transport.

  • Hang the 'Do not disturb' sign on your door and relax at a hotel near GMP. Here are a few options where you can kick back after your KHH to Seoul flight:

  • Forget about inconvenient public transport schedules or waiting in a long cab line. Grab a Gimpo International Airport rental car and let your trip unfold on your terms. Compare availability and rates from GOGO Rent a Car, Gogo Rental Car Seoul and Hi Rent A Car.

  • Secure your first choice, not your last resort. Reserving your ride from GMP one week in advance often means more savings and a wider choice of vehicles.

Best time to go to Seoul

  • Carefully consider your dates before booking your flight from Kaohsiung International Airport to Seoul. The city comes alive in peak season, but rates are typically higher and major attractions can be busy. Go to Seoul in the off-season if you want a quieter vibe.

  • Lock in a Kaohsiung International Airport to Seoul flight ticket with a departure in August if you're eager to visit the city during its warmest month. You can expect temperatures to range from 19ºC to 32ºC.

  • January sees average temperatures of between -12ºC and 4ºC. Look for a cheap ticket from KHH to Seoul around that time if you like cooler conditions.

More about Seoul

  • When it comes to looking for somewhere to lay your head, you'll find the best places to stay in Seoul right here. Browse these hotels once you've booked your flight from Kaohsiung International Airport to Seoul:

  • Bukchon Hanok Village and Gyeongbokgung Palace are just the start of the big attractions to put on your Seoul to-do list. Keep the adventure rolling by checking out N Seoul Tower.

Explore more of South Korea

  • Busan is just one of the many cities in South Korea waiting to be explored after you've experienced Seoul. Around 322 kilometres away to the south-east, its best attractions include Haeundae Beach, Gamcheon Culture Village and Beomeosa Temple.

  • Around 241 kilometres south-east of Seoul, Daegu is another essential stop in South Korea. Experience this destination's highlights firsthand at Duryu Park People's Garden, E-World and Apsan Park.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.