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Cheap Flights from Seoul to Kumamoto

Compare Seoul to Kumamoto flight deals

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

Book the best Kumamoto fare with no extra fees

Flight deals from Seoul to Kumamoto

Looking for a cheap last-minute deal or the best return flight from Seoul to Kumamoto? Find the lowest prices on one-way and return tickets right here.
Kumamoto.R 721 per passenger.Departing Thu, 10 Jul.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Incheon International on Thu, 10 Jul, arriving in Kumamoto.Price includes taxes and charges.From R 721, select.
Kumamoto.R 852 per passenger.Departing Thu, 19 Jun.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Incheon International on Thu, 19 Jun, arriving in Kumamoto.Price includes taxes and charges.From R 852, select.
Kumamoto.R 994 per passenger.Departing Sun, 25 May.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Incheon International on Sun, 25 May, arriving in Kumamoto.Price includes taxes and charges.From R 994, select.
Kumamoto.R 1,237 per passenger.Departing Thu, 18 Sep.One-way flight with Asiana Airlines.Outbound direct flight with Asiana Airlines departs from Incheon International on Thu, 18 Sep, arriving in Kumamoto.Price includes taxes and charges.From R 1,237, select.
Kumamoto.R 1,319 per passenger.Departing Sun, 24 Aug.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Incheon International on Sun, 24 Aug, arriving in Kumamoto.Price includes taxes and charges.From R 1,319, select.
Kumamoto.R 1,840 per passenger.Departing Mon, 13 Oct.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Incheon International on Mon, 13 Oct, arriving in Kumamoto.Price includes taxes and charges.From R 1,840, select.
Kumamoto.R 2,977 per passenger.Departing Mon, 29 Dec.One-way flight with Asiana Airlines.Outbound direct flight with Asiana Airlines departs from Incheon International on Mon, 29 Dec, arriving in Kumamoto.Price includes taxes and charges.From R 2,977, select.
Kumamoto.R 3,050 per passenger.Departing Mon, 17 Nov.One-way flight with Asiana Airlines.Outbound direct flight with Asiana Airlines departs from Incheon International on Mon, 17 Nov, arriving in Kumamoto.Price includes taxes and charges.From R 3,050, select.

Find the cheapest month to fly from Seoul to Kumamoto

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Seoul to Kumamoto flights are currently cheapest in July.
May
from R 994
Jun
from R 852
Jul
from R 721
Aug
from R 1,319
Sep
from R 1,237
Oct
from R 1,840
Nov
from R 3,050
Dec
from R 2,977
Jan
from R 3,103
Feb
Find prices
Mar
Find prices
Apr
Find prices

Direct flights from Seoul to Kumamoto

Seoul to Kumamoto: Alternative routes

Compare routes from Seoul to Kumamoto below. You may find an airport to fly into that's cheaper, faster, or easier than Kumamoto.

Seoul to Kumamoto: Flight information

The things to know before you go.
Cheapest flight foundR 721
Cheapest month to flyJuly
Average flight time1 hr, 32 mins
Most popular airlineT'way Air
Average flights per week13

Finding cheap flights from Seoul to Kumamoto: Frequently asked questions

The best price we found for a return flight from Seoul to Kumamoto is R 1,777. 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.
1 hour and 32 minutes is the average flight time from Seoul to Kumamoto.
T'way Air, Delta and ANA (All Nippon Airways) fly direct from Seoul to Kumamoto.
As of May 2025, there are 13 flights per week flying from Seoul to Kumamoto.
The cheapest month to fly from Seoul to Kumamoto is usually May 2025.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Seoul to Kumamoto Airport on Sunday, 22 June 2025.
Yes – the average flight time is 1 hour and 32 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 Kumamoto 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 Kumamoto is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Kumamoto is T'way Air .

Flying from Seoul to Kumamoto Airport (KMJ): what you need to know

  • There are two main airports to choose from in Seoul. Check out your options leaving from Incheon International Airport (ICN) or Gimpo International Airport (GMP) when reserving your flight from Seoul to Kumamoto Airport (KMJ).

  • 1 hour 30 minutes is the average time for a direct flight from Seoul to Kumamoto Airport.

  • Kumamoto's timezone is UTC+9, which is the same as Seoul. Kumamoto Airport is located in Kumamoto.

  • Incheon International Airport (ICN) to Kumamoto Airport (KMJ) is the most popular route. There are 21 direct departures a week to choose from. If you prefer starting your day later, hop on the last flight with T'way Air at 07:55. Choose the first ICN to KMJ departure with T'way Air at 07:55 if you want to get going earlier.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are tried-and-true travel tips. Get to the airport on time to board your flight from Seoul to KMJ.

  • You'll likely experience longer lines during popular months like July and other peak periods. Arriving up to four hours ahead of international flights and two hours for a domestic departure is a smart move.

Gimpo International Airport (GMP)

  • Planning to leave from Gimpo International Airport (GMP)? You can book a direct flight from Seoul to Kumamoto Airport (KMJ) out of this popular hub.

  • From GMP, direct flights from Seoul to KMJ are offered by T'way Air.

  • Make the most of your holiday with a stopover on your flight from Seoul to Kumamoto Airport. Visit friends or family or cross another city off your list. Whatever you want to do, here's where you can stop between Gimpo International Airport and KMJ:

    • Taiwan Taoyuan International Airport (TPE)

    • Haneda Airport (HND)

    • Hong Kong International Airport (HKG)

  • From central Seoul, GMP is roughly 16 kilometres away. When working out the best way to get there, find out if public transport is available or if driving is more convenient.

  • Start your holiday early with an additional night away from home. Before your flight from Seoul to KMJ, stay in one of these hotels near Gimpo International Airport:

About Kumamoto Airport (KMJ)

Getting from Kumamoto Airport (KMJ) to central Kumamoto

  • Kumamoto Airport to the centre of Kumamoto is about 38 minutes in a car. It's approximately 18 kilometres away. Find out what options are available, such as cabs, car rentals or ride-sharing services.

How to find the cheapest flights from Seoul to Kumamoto Airport (KMJ)

  • R 721 is the cheapest price we've seen for a one-way ticket from Seoul to Kumamoto Airport. Return flights start from R 1,777. Prices may vary depending on availability at the time of booking.

  • You're more likely to find cheap tickets from Seoul to KMJ when you book 7 months ahead of takeoff. We crunched the flight price data and found that's the time fares for this route are usually at their lowest.

  • Organise your trip for April. That's the cheapest month for tickets from Seoul to Kumamoto Airport. If your travel dates are flexible, use the 'Whole month' tool to find the best price across every month.

  • Create a Price Alert for cheap tickets from Seoul to KMJ. There's no need to check every day to find out if prices have dropped. We'll tell you the moment the price changes.

  • Use the filters to tailor your flights from Seoul to Kumamoto Airport. Simply select your preferred departure and arrival times, number of stops and airlines. You can also sort your results by 'Cheapest' to see the best deals.

The best time to fly from Seoul to Kumamoto Airport (KMJ)

  • February is the quietest time to fly to Kumamoto. Alternatively, join the crowds and go in June. This is the busiest month for flights from Seoul to Kumamoto Airport, but the best time to go is up to you.

  • Schedule your flight from Seoul to KMJ for August if you're eager to experience the city during its warmest month. Expect temperatures in Kumamoto to range from 21ºC to 33ºC.

  • Look for cheap flights from Seoul to Kumamoto Airport in January if you'd rather travel during cooler conditions. Temperatures are at their lowest around then, ranging between 0ºC and 12ºC on average.

More about Kumamoto

  • When it comes to looking for somewhere to rest your head, you'll find the top stays in Kumamoto right here. Explore these options after you've booked your flight from Seoul to Kumamoto Airport:

  • Kumamoto Castle and Shimada Museum of Arts are just the start of the top attractions to add to your Kumamoto travel itinerary. Keep the sightseeing going at Kumamoto City Museum.

Complete your Kumamoto trip with a car rental

  • Once you've booked your hotel and cheap flight from Seoul to Kumamoto Airport, the next step is choosing one of our car rentals in Kumamoto. Explore the offers and easily compare your options on price, pick-up convenience, fuel policies, and more.

Plan the rest of your trip from Seoul to Kumamoto

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