Trip.com
>
Flights
>
Flights to Japan
>
Flights to Kumamoto Prefecture
>
Flights to Kumamoto City
>
Seoul to Kumamoto City flight
>
Incheon International Airport to Kumamoto Airport flight

Explore the cheapest one-way and round-trip flights from Incheon International Airport to Kumamoto Airport over the next 90 days, with one-way fares from SGD 90 and round-trip from SGD 185. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Wed, Sep 23 | Trinity Airways
        KMJ 10:25 AM
        1h 35m
        Nonstop
        ICN 12:00 PM
        Kumamoto City - Seoul | Sun, Sep 27 | Trinity Airways
        SGD 185 SGD 323
        43% off
        43% off
        SGD 323 SGD 185
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Fri, Oct 2 | Trinity Airways
        KMJ 10:25 AM
        1h 35m
        Nonstop
        ICN 12:00 PM
        Kumamoto City - Seoul | Sun, Oct 4 | Trinity Airways
        SGD 200 SGD 323
        38% off
        38% off
        SGD 323 SGD 200
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Thu, Sep 24 | Trinity Airways
        KMJ 10:25 AM
        1h 35m
        Nonstop
        ICN 12:00 PM
        Kumamoto City - Seoul | Sat, Sep 26 | Trinity Airways
        SGD 202 SGD 323
        37% off
        37% off
        SGD 323 SGD 202
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Wed, Sep 30 | Trinity Airways
        KMJ 10:25 AM
        1h 35m
        Nonstop
        ICN 12:00 PM
        Kumamoto City - Seoul | Sat, Oct 3 | Trinity Airways
        SGD 207
        36% off
        SGD 323 SGD 207
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Thu, Oct 1 | Trinity Airways
        KMJ 10:25 AM
        1h 35m
        Nonstop
        ICN 12:00 PM
        Kumamoto City - Seoul | Sun, Oct 4 | Trinity Airways
        SGD 209
        35% off
        SGD 323 SGD 209
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Sat, Oct 3 | Trinity Airways
        KMJ 10:25 AM
        1h 35m
        Nonstop
        ICN 12:00 PM
        Kumamoto City - Seoul | Sat, Oct 10 | Trinity Airways
        SGD 230
        28% off
        SGD 323 SGD 230
      • ICN 5:05 PM
        1h 30m
        Nonstop
        KMJ 6:35 PM
        Seoul - Kumamoto City | Thu, Oct 1 | Korean Air
        KMJ 7:35 PM
        1h 45m
        Nonstop
        ICN 9:20 PM
        Kumamoto City - Seoul | Sat, Oct 3 | Korean Air
        SGD 231
        28% off
        SGD 323 SGD 231
      • ICN 5:05 PM
        1h 30m
        Nonstop
        KMJ 6:35 PM
        Seoul - Kumamoto City | Fri, Oct 2 | Korean Air
        KMJ 7:35 PM
        1h 45m
        Nonstop
        ICN 9:20 PM
        Kumamoto City - Seoul | Sun, Oct 4 | Korean Air
        SGD 235
        27% off
        SGD 323 SGD 235
      • ICN 5:05 PM
        1h 30m
        Nonstop
        KMJ 6:35 PM
        Seoul - Kumamoto City | Wed, Sep 23 | Korean Air
        KMJ 7:35 PM
        1h 45m
        Nonstop
        ICN 9:20 PM
        Kumamoto City - Seoul | Mon, Sep 28 | Korean Air
        SGD 235
        27% off
        SGD 323 SGD 235
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Tue, Sep 29 | Trinity Airways
        KMJ 10:25 AM
        1h 35m
        Nonstop
        ICN 12:00 PM
        Kumamoto City - Seoul | Sat, Oct 3 | Trinity Airways
        SGD 236
        27% off
        SGD 323 SGD 236
      • ICN 5:05 PM
        1h 30m
        Nonstop
        KMJ 6:35 PM
        Seoul - Kumamoto City | Sat, Oct 3 | Korean Air
        KMJ 7:35 PM
        1h 45m
        Nonstop
        ICN 9:20 PM
        Kumamoto City - Seoul | Sat, Oct 10 | Korean Air
        SGD 236
        27% off
        SGD 323 SGD 236
      • ICN 5:05 PM
        1h 30m
        Nonstop
        KMJ 6:35 PM
        Seoul - Kumamoto City | Sat, Oct 10 | Korean Air
        KMJ 7:35 PM
        1h 45m
        Nonstop
        ICN 9:20 PM
        Kumamoto City - Seoul | Sat, Oct 17 | Korean Air
        SGD 258
        20% off
        SGD 323 SGD 258
      • SEL 1:00 PM
        17h 25m
        1 stop
        KMJ 2:00 PM
        Seoul - Kumamoto City | Thu, Sep 24 | Normal Airline
        KMJ 3:00 PM
        6h
        Nonstop
        SEL 4:00 PM
        Kumamoto City - Seoul | Sat, Sep 26 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Mon, Sep 28 | Trinity Airways
        SGD 90 SGD 165
        45% off
        45% off
        SGD 165 SGD 90
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Tue, Sep 29 | Trinity Airways
        SGD 90 SGD 165
        45% off
        45% off
        SGD 165 SGD 90
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Wed, Sep 30 | Trinity Airways
        SGD 109 SGD 165
        34% off
        34% off
        SGD 165 SGD 109
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Sun, Sep 27 | Trinity Airways
        SGD 109
        34% off
        SGD 165 SGD 109
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Wed, Oct 7 | Trinity Airways
        SGD 118
        28% off
        SGD 165 SGD 118
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Tue, Oct 6 | Trinity Airways
        SGD 118
        28% off
        SGD 165 SGD 118
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Wed, Oct 14 | Trinity Airways
        SGD 119
        28% off
        SGD 165 SGD 119
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Tue, Oct 20 | Trinity Airways
        SGD 120
        27% off
        SGD 165 SGD 120
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Mon, Oct 5 | Trinity Airways
        SGD 130
        21% off
        SGD 165 SGD 130
      • ICN 7:55 AM
        1h 30m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Sat, Oct 10 | Trinity Airways
        SGD 130
        21% off
        SGD 165 SGD 130
      • ICN 7:50 AM
        1h 35m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Tue, Nov 3 | Trinity Airways
        SGD 131
        21% off
        SGD 165 SGD 131
      • ICN 7:50 AM
        1h 35m
        Nonstop
        KMJ 9:25 AM
        Seoul - Kumamoto City | Sun, Nov 1 | Trinity Airways
        SGD 132
        20% off
        SGD 165 SGD 132
      • SEL 1:00 PM
        17h 25m
        1 stop
        KMJ 2:00 PM
        Seoul - Kumamoto City | Thu, Sep 24 | Normal Airline
        Find more flights
        Find more flights

Flight fares from Incheon International Airport to Kumamoto Airport are based on average airline prices for the next 3 months, according to Trip.com’s latest data.

Trip.com Price Insights: Flights from Incheon International Airport to Kumamoto Airport

Which month has the lowest one-way flight price from Incheon International Airport to Kumamoto Airport?

The data is based on the average one-way flight prices on Trip.com for flights from Incheon International Airport to Kumamoto Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, if you’re looking for low one-way flight fares from Incheon International Airport to Kumamoto Airport, the best time to book is in October, with an average price of SGD 74. Try to avoid April, when prices are highest, averaging around SGD 160.

SGD 160
SGD 117
SGD 74
SGD 31
    Cheapest
  • SGD 98
    Sep
  • SGD 74
    Oct
  • SGD 102
    Nov
  • SGD 106
    Dec
  • SGD 123
    Jan
  • SGD 127
    Feb
  • SGD 126
    Mar
  • SGD 160
    Apr
  • SGD 124
    May
  • SGD 103
    Jun
  • SGD 118
    Jul
  • SGD 122
    Aug

Which month is the cheapest for round-trip flights from Incheon International Airport to Kumamoto Airport?

The data is based on the average round-trip flight prices on Trip.com for flights from Incheon International Airport to Kumamoto Airport across different months over the past 12 months.

Based on Trip.com data from the past 12 months, September is usually the cheapest month to find flights from Incheon International Airport to Kumamoto Airport, with an average price of SGD 163. In contrast, April is typically the most expensive month, with average prices reaching SGD 312.

SGD 312
SGD 238
SGD 163
SGD 89
  • SGD 163
    Sep
  • SGD 183
    Oct
  • SGD 248
    Nov
  • SGD 292
    Dec
  • SGD 272
    Jan
  • SGD 302
    Feb
  • SGD 293
    Mar
  • SGD 312
    Apr
  • SGD 302
    May
  • SGD 233
    Jun
  • SGD 271
    Jul
  • SGD 287
    Aug

What is the cheapest day of the week to fly from Incheon International Airport to Kumamoto Airport?

The data is based on the average flight prices on Trip.com from Incheon International Airport to Kumamoto Airport across different days of the week over the past 12 months.

Based on Trip.com data from the past 12 months, the cheapest day to depart from Incheon International Airport to Kumamoto Airport is usually Tuesday, with average fares typically lower than other days. Try to avoid departing on Friday, as prices are usually the highest on that day.

SGD 157
SGD 144
SGD 130
SGD 117
  • SGD 148
    Mon
  • SGD 130
    Tue
  • SGD 151
    Wed
  • SGD 151
    Thu
  • SGD 157
    Fri
  • SGD 152
    Sat
  • SGD 153
    Sun

Which airline offers the cheapest flights from Incheon International Airport to Kumamoto Airport?

The cheapest airline flying from Incheon International Airport to Kumamoto Airport is Trinity Airways (from SGD 86) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Trinity Airways
From SGD 86
Korean Air
From SGD 136
Air Seoul
From SGD 172
Jeju Air
From SGD 175
Parata Air
From SGD 178
Peach Airlines
From SGD 179
Air Busan
From SGD 180
Jin Air
From SGD 196
Eastar Jet
From SGD 203
Air Premia
From SGD 213

Find more flights and airlines

What is the flight schedule from Incheon International Airport to Kumamoto Airport?

Check the schedule for flights from Seoul to Kumamoto City and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. TW287

    Incheon International Airport

    7:55 AM

    ICN

    1h 30m

    9:25 AM

    KMJ

    S M T W T F S
    Search

  2. KE2155

    Incheon International Airport

    5:05 PM

    ICN

    1h 30m

    6:35 PM

    KMJ

    S M T W T F S
    Search

  3. MM808

    Incheon International Airport

    10:50 PM

    ICN

    2h 5m

    Nonstop

    12:55 AM

    HND

    S M T W T F S
    Search

  4. GK615

    Narita International Airport

    4:25 PM

    NRT

    2h 10m

    Nonstop

    6:35 PM

    KMJ

    S M T W T F S
Find more flights and airlines

About Incheon International Airport and Kumamoto Airport

Learn about Incheon International Airport (ICN) and Kumamoto Airport (KMJ) — including location, terminals, transportation, and travel tips.

Flight distance651.56 km
Cheapest one-way ticket priceSGD 90
Cheapest return ticket priceSGD 185

FAQs for Incheon International Airport to Kumamoto Airport Flights

  • How long is the flight from Incheon International Airport to Kumamoto Airport?

    Incheon International Airport to Kumamoto Airport takes about 1 hour 9 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 4 daily flights from Incheon International Airport (ICN) to Kumamoto Airport (KMJ).
  • The earliest flight from Incheon International Airport to Kumamoto Airport departs at 07:55, and the last departs at 17:05, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Incheon International Airport (ICN) to Kumamoto Airport (KMJ) is quite popular. Without considering departure times or holidays, tickets cost around SGD 243 in November, the most expensive month to book this route.
    • The distance from Kumamoto Airport to downtown is about 14 km. It takes about 30 minutes by taxi.
  • Trinity Airways is a very popular airline operating an average of 569 flights per month.
  • One-way flights from Incheon International Airport to Kumamoto Airport currently start from SGD 90, and round-trip fares start from SGD 185. The current lowest fare is a Trinity Airways flight departing on Mon, Sep 28; prices may vary depending on availability.
  • Yes. Trinity Airways and Korean Air operate direct flights from Incheon International Airport to Kumamoto Airport, with an average flight time of 1 hour 5 minutes, and around 13 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Incheon International Airport to Kumamoto Airport is SGD 315. Prices may vary depending on the departure date, airline, and availability.
  • Trinity Airways are the most popular budget airlines flying from Incheon International Airport to Kumamoto Airport, with one-way fares starting from SGD 90. Compare final prices carefully, as baggage, seat selection and payment fees may apply.
  • Incheon International Airport to Kumamoto Airport operates around 9 weekly flights, mainly by Trinity Airways and Korean Air. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Incheon International Airport and Kumamoto Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are the lowest estimated prices found in the last 24 hours and include all taxes and fees.

Book with no extra fees

Prices displayed on this page are all-inclusive (incl. taxes, fuel surcharges, Civil Aviation Development Fund, etc.), and all fees are clearly shown before payment. Charges for checked baggage, onboard meals, Wi-Fi, and other optional services may also appear in the flight cards where applicable.

Real-time pricing updates

Prices, availability, and travel information on this page have been updated within the last 24 hours, and for many routes the data may refresh in real time. The more popular the route, the more accurate and up-to-date the data.

Change & Cancellation Policy

Trip.com shows the change and cancellation rules for each ticket during the booking process, including all related fees and conditions. Please refer to the following scenarios:
Voluntary cancellation/change:
To request a change or cancellation, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and flight segment, and submit your request. Please note that additional charges may apply based on the airline’s fare rules.
Cancellation/change due to a flight schedule change:
If your flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For full details of change and cancellation policies, please refer to the customer support pages.