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Cheap flights from Ko Samui to Japan from ฿8,425

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 20/9. Fares are subject to change and may not be available on all flights or dates of travel.
USM — FUK
7 Aug — 14 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 8 July 2026.

Mon 26/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Wed 4/1108:50
NRT
-
USM
1 stop12h 00m
Scoot
Deal found 5/7฿17,550
Thu 29/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Mon 2/1108:50
NRT
-
USM
1 stop12h 00m
Scoot
Deal found 5/7฿17,916
Mon 26/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Mon 2/1119:55
NRT
-
USM
2 stops14h 05m
Scoot
Deal found 5/7฿18,483
Mon 26/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Sun 1/1108:50
NRT
-
USM
1 stop12h 00m
Scoot
Deal found 5/7฿18,582
Wed 28/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Fri 30/1008:50
NRT
-
USM
1 stop12h 00m
Scoot
Deal found 5/7฿18,716
Mon 26/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Fri 30/1008:50
NRT
-
USM
1 stop12h 00m
Scoot
Deal found 5/7฿18,882
Mon 26/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Sat 31/1019:55
NRT
-
USM
2 stops14h 05m
Scoot
Deal found 5/7฿18,915
Wed 28/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Sun 1/1108:50
NRT
-
USM
1 stop12h 00m
Scoot
Deal found 5/7฿18,982
Tue 27/1018:05
USM
-
NRT
1 stop11h 05m
Scoot
Sat 31/1019:55
NRT
-
USM
2 stops14h 05m
Scoot
Deal found 5/7฿19,015
Thu 6/818:15
USM
-
NRT
1 stop10h 50m
Scoot
Sat 22/808:20
NRT
-
USM
1 stop25h 25m
Scoot
Deal found 6/7฿19,049
Fri 23/1018:15
USM
-
NRT
1 stop10h 50m
Scoot
Wed 4/1108:50
NRT
-
USM
1 stop12h 00m
Scoot
Deal found 5/7฿19,082
Thu 6/809:15
USM
-
HND
2 stops13h 45m
Multiple Airlines
Sat 22/806:00
HND
-
USM
2 stops27h 45m
Multiple Airlines
Deal found 6/7฿19,348

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 8 July 2026.

Round-trip from

฿17,550

One-way from

฿8,425
Scoot
  • Scoot
  • 26/10-4/11
  • 2 total stops
  • 23h 05m total
  • Ko Samui to Japan
Search Deals
20/9
  • 20/9
  • 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 8 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 - NRT

USMNRT

Ko Samui

Thu 6/8

18:15-07:05

1 stop10h 50m

Tokyo Narita

Sat 22/8

21:15-07:45

2 stops12h 30m

฿19,648

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Sat 12/9

11:05-01:05

1 stop12h 00m

Tokyo Haneda

Tue 6/10

23:50-20:25

2 stops22h 35m

฿20,248

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Tue 18/8

09:15-19:45

2 stops32h 30m

Tokyo Narita

Tue 25/8

08:20-07:45

1 stop25h 25m

฿20,714

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Fri 7/8

06:55-19:45

1 stop10h 50m

Tokyo Narita

Fri 14/8

21:15-16:55

2 stops21h 40m

฿22,379

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Thu 6/8

08:40-01:05

1 stop14h 25m

Tokyo Haneda

Fri 21/8

02:20-10:10

1 stop9h 50m

฿24,577
Fastest return journey

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Tue 15/9

10:05-22:15

1 stop10h 10m

Tokyo Haneda

Mon 28/9

01:25-11:15

1 stop11h 50m

฿25,243

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Fri 7/8

09:15-01:00

2 stops13h 45m

Tokyo Haneda

Thu 13/8

02:20-17:20

1 stop17h 00m

฿25,509

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Fri 7/8

19:45-01:05

1 stop27h 20m

Tokyo Haneda

Thu 13/8

02:20-17:20

1 stop17h 00m

฿25,676

Ko SamuiTokyo

USM - HND

USMHND

Ko Samui

Tue 21/7

08:40-01:05

1 stop14h 25m

Tokyo Haneda

Fri 24/7

02:20-18:50

1 stop18h 30m

฿26,075

Ko SamuiTokyo

USM - NRT

USMNRT

Ko Samui

Sat 12/9

19:10-12:25

2 stops15h 15m

Tokyo Narita

Tue 15/9

20:40-13:45

2 stops19h 05m

฿28,007

Flights are sorted by cheapest return flights first.

Deals found on 7/7

Showing 1-10 of 29 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?

    Scoot and EVA Air can get you from Ko Samui to Japan in just under 10h 50m. Your travel time can differ by up to 4h 25m. 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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Phuket City to Ko Samui flights

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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