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Cheap flights from Ko Samui to Japan from ฿8,582

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/3. Fares are subject to change and may not be available on all flights or dates of travel.
USM — FUK
2 Feb — 9 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ko Samui to Japan

Enter your travel dates to find the best prices.

Cheapest flights from Ko Samui to Japan
Explore the most affordable flight options available from Ko Samui to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 January 2026.

Mon 6/711:05USM - NRT
1 stop17h 35mScoot
Sun 12/708:15NRT - USM
1 stop25h 30mScoot
Deal found 1/1฿17,541
Sun 1/312:00USM - NRT
1 stop17h 10mScoot
Sun 8/308:50NRT - USM
1 stop12h 00mScoot
Deal found 1/1฿18,327
Sun 1/319:00USM - NRT
2 stops13h 45mMultiple Airlines
Sun 8/308:50NRT - USM
1 stop12h 00mMultiple Airlines
Deal found 1/1฿18,610
Wed 28/118:05USM - NRT
1 stop11h 05mScoot
Fri 30/108:50NRT - USM
1 stop12h 00mScoot
Deal found 1/1฿19,113
Mon 6/709:15USM - HND
1 stop11h 00mMultiple Airlines
Sun 12/708:50HND - USM
1 stop12h 50mMultiple Airlines
Deal found 1/1฿19,553
Wed 28/106:45USM - NRT
1 stop11h 15mMultiple Airlines
Fri 30/119:00NRT - USM
2 stops24h 10mMultiple Airlines
Deal found 1/1฿19,647
Mon 6/720:35USM - NRT
2 stops14h 55mMultiple Airlines
Sun 12/708:15NRT - USM
1 stop25h 30mMultiple Airlines
Deal found 1/1฿19,710
Tue 17/206:45USM - NRT
1 stop11h 15mMultiple Airlines
Tue 24/209:15NRT - USM
1 stop13h 15mMultiple Airlines
Deal found 3/1฿19,961
Tue 17/219:00USM - NRT
2 stops13h 45mMultiple Airlines
Sun 22/208:55NRT - USM
1 stop14h 25mMultiple Airlines
Deal found 2/1฿20,873
Fri 20/219:00USM - NRT
2 stops13h 45mMultiple Airlines
Sun 22/208:55NRT - USM
1 stop10h 45mMultiple Airlines
Deal found 2/1฿21,187
Sun 1/312:00USM - HND
1 stop11h 00mMultiple Airlines
Sun 8/323:55HND - USM
2 stops17h 15mMultiple Airlines
Deal found 1/1฿22,508
Sun 1/312:00USM - HND
1 stop11h 00mScoot
Sat 7/303:15HND - USM
1 stop15h 55mScoot
Deal found 1/1฿22,822

Find flight deals from Ko Samui to Japan

Keep the following information in mind while searching for Ko Samui to Japan flight deals. Data was last updated 3 January 2026.

Round-trip from

฿18,327

One-way from

฿8,582
Scoot
  • Scoot
  • 1/3-8/3
  • 2 total stops
  • 29h 10m total
  • Ko Samui to Japan
Search Deals
28/3
  • 28/3
  • 1 total stop
  • 11h 15m total
  • Ko Samui to Japan
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ko Samui to Japan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 3 January 2026.
Use the filters below to find and compare flights from Ko Samui to Japan that are best for you.

Fly from

Ko Samui

Fly to

Japan

Route

Depart

Return

Price

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Sun 1/3

12:00-07:10

1 stop17h 10m

Tokyo Narita

Sun 8/3

08:50-18:50

1 stop12h 00m

฿18,327

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Sun 1/3

19:00-10:45

2 stops13h 45m

Tokyo Narita

Sun 8/3

08:50-18:50

1 stop12h 00m

฿18,610

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Tue 17/2

19:00-10:45

2 stops13h 45m

Tokyo Narita

Sun 22/2

08:55-21:20

1 stop14h 25m

฿20,873

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Fri 20/2

16:35-10:45

1 stop16h 10m

Tokyo Narita

Sun 22/2

08:55-21:20

1 stop14h 25m

฿21,470

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Sun 1/3

12:00-01:00

1 stop11h 00m

Tokyo Haneda

Sun 8/3

23:55-15:10

2 stops17h 15m

฿22,508

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Fri 12/6

20:35-19:40

2 stops21h 05m

Tokyo Narita

Tue 16/6

13:25-09:20

2 stops21h 55m

฿22,602

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Sun 1/3

12:00-01:00

1 stop11h 00m

Tokyo Haneda

Sat 7/3

03:15-17:10

1 stop15h 55m

฿22,822

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Tue 17/2

09:00-22:10

1 stop11h 10m

Tokyo Haneda

Sun 22/2

01:25-09:20

1 stop9h 55m

฿23,922

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Fri 20/2

09:00-22:10

1 stop11h 10m

Tokyo Haneda

Sat 21/2

01:25-10:35

1 stop11h 10m

฿25,840

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Wed 24/6

18:15-01:00

1 stop28h 45m

Tokyo Haneda

Fri 26/6

02:15-07:45

1 stop31h 30m

฿28,355

Flights are sorted by cheapest return flights first.

Deals found on 2/1

Showing 1-10 of 27 results
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Best time to book a flight from Ko Samui to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan from Ko Samui with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ko Samui to Japan
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Ko Samui to Japan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Ko Samui to Japan?

    Located just 3.3 km from the city centre, Ko Samui (USM) is the airport most travellers will use when flying to Japan from Ko Samui.

  • How long is the flight from Ko Samui to Japan?

    Scoot can get you from Ko Samui to Japan in just under 17h 10m. Your travel time can differ by up to . The distance from Ko Samui to Japan is about 5002 km.

  • Can I find deals for flights from Ko Samui to Japan that include hotel bookings?

    Yes. In addition to deals on Ko Samui to Japan flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ko Samui to Japan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to Japan.

  • Can I find deals for business class flights from Ko Samui to Japan?

    Yes. Cheapflights offers flight deals from Ko Samui to Japan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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How does Cheapflights help users find flights from Ko Samui to Japan?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ko Samui to Japan. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Japan?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Japan from Ko Samui.

Can Cheapflights find flights from Ko Samui to Japan with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Ko Samui to Japan, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Ko Samui to Japan become cheaper?

Of course! You can now track prices for flights from Ko Samui to Japan and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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