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Cheap Flights from Kumamoto to Seoul

Compare Kumamoto 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 Kumamoto to Seoul

Looking for a cheap last-minute deal or the best return flight from Kumamoto to Seoul? Find the lowest prices on one-way and return tickets right here.
Seoul.Rs22,587 per passenger.Departing Tue, 30 Jun.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Kumamoto on Tue, 30 Jun, arriving in Incheon International.Price includes taxes and charges.From Rs22,587, select.
Seoul.Rs23,750 per passenger.Departing Thu, 2 Jul.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Kumamoto on Thu, 2 Jul, arriving in Incheon International.Price includes taxes and charges.From Rs23,750, select.
Seoul.Rs24,744 per passenger.Departing Wed, 11 Mar.One-way flight with Eastar Jet.Outbound indirect flight with Eastar Jet, departs from Kumamoto on Wed, 11 Mar, arriving in Gimpo International.Price includes taxes and charges.From Rs24,744, select.
Seoul.Rs25,455 per passenger.Departing Thu, 21 May.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Kumamoto on Thu, 21 May, arriving in Incheon International.Price includes taxes and charges.From Rs25,455, select.
Seoul.Rs25,679 per passenger.Departing Sat, 18 Apr.One-way flight with Eastar Jet.Outbound indirect flight with Eastar Jet, departs from Kumamoto on Sat, 18 Apr, arriving in Gimpo International.Price includes taxes and charges.From Rs25,679, select.
Seoul.Rs27,157 per passenger.Departing Wed, 22 Apr.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Kumamoto on Wed, 22 Apr, arriving in Incheon International.Price includes taxes and charges.From Rs27,157, select.
Seoul.Rs27,157 per passenger.Departing Tue, 1 Sep.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Kumamoto on Tue, 1 Sep, arriving in Incheon International.Price includes taxes and charges.From Rs27,157, select.
Seoul.Rs27,693 per passenger.Departing Wed, 11 Mar.One-way flight with T'way Air.Outbound direct flight with T'way Air departs from Kumamoto on Wed, 11 Mar, arriving in Incheon International.Price includes taxes and charges.From Rs27,693, select.

Find the cheapest month to fly from Kumamoto to Seoul

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Kumamoto to Seoul flights are currently cheapest in June.
Feb
from Rs44,773
Mar
from Rs24,744
Apr
from Rs25,679
May
from Rs25,455
Jun
from Rs22,587
Jul
from Rs23,750
Aug
from Rs31,045
Sep
from Rs27,157
Oct
from Rs34,890
Nov
from Rs213,453
Dec
Find prices
Jan
Find prices

Direct flights from Kumamoto to Seoul

Alternative Kumamoto to Seoul routes

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

Gimpo International

17km from central Seoul
Closest
from Rs24,744
Search flights

Incheon International

48km from central Seoul
Cheapest
from Rs22,587
Search flights

Kumamoto to Seoul: Flight information

The things to know before you go.
Cheapest flight foundRs22,587
Cheapest month to flyJune
Average flight time1 hr, 43 mins
Most popular airlineDelta
Average flights per week87

Finding cheap flights from Kumamoto 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 Kumamoto to Seoul is Rs48,355. 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 43 minutes is the average flight time from Kumamoto to Seoul.
Delta, Korean Air and T'way Air fly direct from Kumamoto to Seoul.
As of February 2026, there are 29 flights per week flying from Kumamoto to Seoul.
The cheapest month to fly from Kumamoto to Seoul is usually June.
If you're flying from Kumamoto Airport, the cheapest airport near Seoul is Incheon International – which is 47.8 km away from the centre of Seoul. We've found flights into this airport from Rs48,355.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Kumamoto Airport to Seoul on Friday, 5 June 2026.
Yes – the average flight time is 1 hour and 43 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 February, the average temperature is usually around -2°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, T'way Air offers the cheapest flight tickets to Seoul.

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

  • Expect to be in the air for 1 hour 30 minutes. That's the average duration of a direct flight from Kumamoto Airport to Seoul.

  • Seoul's timezone is UTC+9, which is the same as Kumamoto (the location of Kumamoto Airport).

  • The busiest route is from Kumamoto Airport (KMJ) to Incheon International Airport (ICN). There are ten services every week between these two airports. T'Way Air offers a 10:25 departure between KMJ and ICN.

  • For a relaxed start to your KMJ to Seoul flight, leave enough time for things like baggage drop and finding your gate. Turning up two hours before international departures and one hour before domestic flights is the general rule.

  • Planning to travel during a peak time like school or public holidays? Expect longer lines at security and check-in. Give yourself extra leeway and arrive up to four hours before international flights and two hours ahead of domestic departures.

  • You can book a direct Kumamoto Airport to Seoul ticket. Begin your journey at KMJ and touch down at Incheon International Airport (ICN).

  • Leading airlines that offer direct flights from Kumamoto Airport to Seoul include:

  • Consider adding a stopover to potentially unlock a cheaper flight ticket from KMJ to Seoul. Simply uncheck 'Direct flights only' during your search. Take a detour (and maybe pocket some savings) by stopping at one of these connection hubs:

    • Haneda Airport (HND)

    • Hong Kong International Airport (HKG)

    • Taiwan Taoyuan International Airport (TPE)

  • KMJ is about 14 kilometres from central Kumamoto. If you're driving, catching a cab or ride-sharing from the centre, it'll take you 40 minutes or so to get there, depending on the traffic.

  • Want a stress-free start to your holiday? Stay near KMJ. Whether you're boarding an early flight from Kumamoto Airport to Seoul or just don't like being rushed, these hotels are a convenient choice:

  • Of all flights leaving Kumamoto Airport, 74.68% arrive as scheduled at their destination.

  • You'll find KMJ at 1801 Oyatsu, Mashiki.

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

  • Rs22,587 is the lowest price we've seen for a one-way Kumamoto Airport to Seoul flight. A return flight ticket right now is Rs48,355. Depending on the availability and when you book, these fares can change.

  • Booking in advance is often the key to securing a cheap flight from KMJ to Seoul. Fares tend to rise as demand increases, so the nearer your departure date, the more you'll likely pay.

  • If you have flexibility with your travel dates, take advantage of the 'Whole month' search tool. It'll find the lowest price across every month when looking for a Kumamoto Airport to Seoul ticket.

  • You don't need to check back in every day to see if fares have dropped when you set up a Price Alert. We'll update you the moment there's an extra saving on cheap flights from KMJ to Seoul.

  • Select your preferred departure and arrival times, number of stops and airlines with our filters. Then, sort the results for your flight from Kumamoto Airport to Seoul by 'Fastest,' 'Cheapest' or 'Best.'

Airports in Seoul

Incheon International Airport (ICN)

  • Incheon International Airport (ICN) is around 48 kilometres from central Seoul. How long it'll take to reach the centre depends on the time of day. Do a little research before you go.

  • It takes around 1 hour 45 minutes if you're travelling on public transport.

  • The last thing you want is a lengthy journey to your hotel if you're getting in late on a flight from Kumamoto Airport to Seoul. Stay at one of these accommodation options near ICN instead:

  • Pick up an Incheon International Airport rental car and discover Seoul and beyond with your own set of wheels. WECAR, Hi Rent A Car and Alamo are popular outlets to choose from here.

  • Secure the lowest price by reserving your ride from Incheon International Airport about four weeks before your flight from KMJ to Seoul.

Gimpo International Airport (GMP)

  • Gimpo International Airport (GMP) is around 16 kilometres from the centre of Seoul. Explore your options for heading into town after your flight from Kumamoto Airport to Seoul has landed.

  • If you travel by public transport, the journey will take you 1 hour 5 minutes or so.

  • There are some great places to rest your head close to GMP. Unwind and get cosy after your KMJ to Seoul flight at any of these perfectly located options:

  • Forget about inconvenient public transport timetables or waiting in a long cab line. Grab a Gimpo International Airport rental car and blaze your own trail. Check out the availability and rates from GOGO Rent a Car, Gogo Rental Car Seoul and Hi Rent A Car.

  • Snap up a deal by securing your ride from GMP one week ahead of time. You'll also have access to a wider selection of vehicles.

Best time to go to Seoul

  • Travel to Seoul in peak season if you want a bustling atmosphere, but remember that prices are generally higher. Alternatively, book flights from Kumamoto Airport to Seoul in the low season when prices are cheaper and it's quieter.

  • The warmest month in Seoul is August, with temperatures ranging between 19ºC and 32ºC. Book your Kumamoto Airport to Seoul flight ticket then if that's your ideal forecast.

  • January has average temperatures of between -12ºC and 4ºC. Search for a cheap ticket from KMJ to Seoul around that time if you like travelling in cooler conditions.

More about Seoul

  • After booking your flight from Kumamoto Airport to Seoul, choose a hotel that puts you right where the action is. Make one of these options your base for exploring Seoul:

  • There are so many things to discover in this city it can be hard to work out where to begin. Bukchon Hanok Village, Gyeongbokgung Palace and N Seoul Tower are leading attractions which should be on every Seoul itinerary.

Explore more of South Korea

  • Busan is just one of the many places in South Korea waiting to be discovered once you've taken in the sights of Seoul. Around 322 kilometres away to the south-east, its top attractions include Haeundae Beach, Gamcheon Culture Village and Beomeosa Temple.

  • If you're interested in discovering another great destination in South Korea, consider Daegu, about 241 kilometres south-east of Seoul. Duryu Park People's Garden, E-World and Apsan Park are key highlights.

Plan the rest of your trip from Kumamoto to Seoul

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