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Cheap flights from Ko Samui to Japan from ฿8,571

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 16/9. Fares are subject to change and may not be available on all flights or dates of travel.
USM — FUK
17 Aug — 24 Aug1
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 18 July 2026.

Tue 1/911:55
USM
-
HND
1 stop15h 00m
Multiple Airlines
Tue 8/908:35
HND
-
USM
1 stop13h 05m
Multiple Airlines
Deal found 18/7฿18,218
Mon 7/1211:40
USM
-
HND
1 stop15h 15m
Multiple Airlines
Sun 13/1208:50
HND
-
USM
1 stop12h 45m
Multiple Airlines
Deal found 16/7฿18,318
Tue 1/906:55
USM
-
NRT
1 stop10h 50m
Multiple Airlines
Tue 8/921:15
NRT
-
USM
2 stops22h 45m
Multiple Airlines
Deal found 18/7฿18,386
Sun 30/806:55
USM
-
NRT
1 stop10h 50m
Multiple Airlines
Sun 6/908:20
NRT
-
USM
1 stop25h 25m
Multiple Airlines
Deal found 15/7฿20,436
Sun 30/819:45
USM
-
HND
1 stop27h 20m
Scoot
Sat 5/902:20
HND
-
USM
1 stop18h 30m
Scoot
Deal found 15/7฿23,495
Fri 4/918:15
USM
-
NRT
1 stop10h 50m
Multiple Airlines
Sat 5/921:15
NRT
-
USM
1 stop15h 20m
Multiple Airlines
Deal found 15/7฿23,898
Fri 4/908:40
USM
-
HND
1 stop14h 25m
Multiple Airlines
Sat 5/910:35
HND
-
USM
1 stop9h 10m
Multiple Airlines
Deal found 15/7฿24,503
Mon 7/1207:00
USM
-
NRT
2 stops22h 35m
Multiple Airlines
Sun 13/1208:00
NRT
-
USM
2 stops14h 30m
Multiple Airlines
Deal found 16/7฿24,806
Thu 17/908:45
USM
-
HND
1 stop11h 30m
Multiple Airlines
Mon 28/901:25
HND
-
USM
1 stop9h 55m
Multiple Airlines
Deal found 14/7฿25,545
Thu 17/918:15
USM
-
NRT
1 stop10h 50m
Scoot
Tue 29/908:20
NRT
-
USM
1 stop11h 00m
Scoot
Deal found 14/7฿27,125
Sun 30/818:25
USM
-
HND
1 stop10h 30m
Multiple Airlines
Sat 5/902:20
HND
-
USM
2 stops13h 35m
Multiple Airlines
Deal found 15/7฿27,461
Thu 16/719:45
USM
-
HND
1 stop27h 20m
Multiple Airlines
Wed 22/700:20
HND
-
USM
1 stop9h 10m
Multiple Airlines
Deal found 16/7฿29,209

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 18 July 2026.

Round-trip from

฿18,218

One-way from

฿8,571
1/9-8/9
  • 1/9-8/9
  • 2 total stops
  • 28h 05m total
  • Ko Samui to Japan
Search Deals
16/9
  • 16/9
  • 1 total stop
  • 10h 50m 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 18 July 2026.
Use the filters below to find and compare flights from Ko Samui to Japan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Tue 1/9

11:55-04:55

1 stop15h 00m

Tokyo Haneda

Tue 8/9

08:35-19:40

1 stop13h 05m

฿18,218

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Mon 7/12

11:40-04:55

1 stop15h 15m

Tokyo Haneda

Sun 13/12

08:50-19:35

1 stop12h 45m

฿18,318

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Fri 4/9

19:45-07:55

1 stop10h 10m

Tokyo Narita

Sat 5/9

21:15-17:20

2 stops22h 05m

฿24,167
Fastest return journey

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Fri 4/9

08:00-01:00

2 stops15h 00m

Tokyo Haneda

Sat 5/9

10:35-17:45

1 stop9h 10m

฿24,940

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Mon 7/12

07:00-07:00

2 stops22h 00m

Tokyo Narita

Sun 13/12

18:30-07:10

1 stop14h 40m

฿24,974

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Fri 4/9

20:50-12:25

2 stops13h 35m

Tokyo Narita

Sat 5/9

14:25-07:10

2 stops18h 45m

฿27,831

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Thu 17/9

19:45-20:00

2 stops22h 15m

Tokyo Narita

Tue 29/9

21:15-17:20

2 stops22h 05m

฿31,797

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Tue 24/11

18:30-12:55

2 stops16h 25m

Tokyo Narita

Wed 25/11

20:20-14:55

2 stops20h 35m

฿33,545

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Tue 24/11

08:55-07:10

1 stop20h 15m

Tokyo Narita

Wed 25/11

11:55-08:00

2 stops22h 05m

฿35,192

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Mon 21/12

09:20-22:05

1 stop10h 45m

Tokyo Haneda

Sat 26/12

06:35-19:45

2 stops15h 10m

฿37,948

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 34 resultsSorted by cheapest first
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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?

    EVA Air and Scoot can get you from Ko Samui to Japan in just under 13h 35m. Your travel time can differ by up to 8h 40m. The distance from Ko Samui to Japan is about 5002 km. Both multi-stop and direct flights can be found to your destination and back.

  • 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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Alternative routes for Ko Samui to Japan

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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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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