$356 Cheap Flights from Tokyo (HND) to Samui Intl. Airport (USM)

View $356 flight on Wed, Sep 3, 2025Opens in a new window

Popular airlines from Haneda Airport (HND) to Samui Intl. Airport (USM)

Cheap Flights from Tokyo to Samui Intl. Airport (HND-USM)

Prices were available within the past 7 days and start at $356 for one-way flights and $498 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Thu, Sep 25 - Wed, Oct 1
HND
Tokyo
USM
Koh Samui
$498 Roundtrip, found 2 days ago
$498
Roundtrip
found 2 days ago
Select Singapore Airlines flight, departing Thu, Sep 25 from Tokyo to Koh Samui, returning Wed, Oct 1, priced at $498 found 2 days ago
Singapore Airlines
Thu, Aug 28 - Tue, Sep 2
HND
Tokyo
USM
Koh Samui
$524 Roundtrip, found 9 hours ago
$524
Roundtrip
found 9 hours ago
Select Singapore Airlines flight, departing Thu, Aug 28 from Tokyo to Koh Samui, returning Tue, Sep 2, priced at $524 found 9 hours ago
Singapore Airlines
Mon, Feb 23 - Mon, Mar 9
HND
Tokyo
USM
Koh Samui
$529 Roundtrip, found 21 hours ago
$529
Roundtrip
found 21 hours ago
Select Singapore Airlines flight, departing Mon, Feb 23 from Tokyo to Koh Samui, returning Mon, Mar 9, priced at $529 found 21 hours ago
Singapore Airlines
Mon, Aug 25 - Mon, Sep 1
HND
Tokyo
USM
Koh Samui
$535 Roundtrip, found 5 days ago
$535
Roundtrip
found 5 days ago
Select Singapore Airlines flight, departing Mon, Aug 25 from Tokyo to Koh Samui, returning Mon, Sep 1, priced at $535 found 5 days ago
Singapore Airlines
Wed, Sep 3 - Wed, Sep 10
HND
Tokyo
USM
Koh Samui
$559 Roundtrip, just found
$559
Roundtrip
just found
Select Singapore Airlines flight, departing Wed, Sep 3 from Tokyo to Koh Samui, returning Wed, Sep 10, priced at $559 just found
Singapore Airlines
Mon, Aug 25 - Mon, Sep 1
HND
Tokyo
USM
Koh Samui
$571 Roundtrip, found 5 days ago
$571
Roundtrip
found 5 days ago
Select Singapore Airlines flight, departing Mon, Aug 25 from Tokyo to Koh Samui, returning Mon, Sep 1, priced at $571 found 5 days ago
Cathay Pacific
Wed, Sep 3 - Wed, Sep 10
HND
Tokyo
USM
Koh Samui
$895 Roundtrip, just found
$895
Roundtrip
just found
Select Cathay Pacific flight, departing Wed, Sep 3 from Tokyo to Koh Samui, returning Wed, Sep 10, priced at $895 just found
Thai Airways International
Wed, Sep 3 - Wed, Sep 10
HND
Tokyo
USM
Koh Samui
$922 Roundtrip, just found
$922
Roundtrip
just found
Select Thai Airways International flight, departing Wed, Sep 3 from Tokyo to Koh Samui, returning Wed, Sep 10, priced at $922 just found
Bangkok Airways
Wed, Sep 3 - Wed, Sep 10
HND
Tokyo
USM
Koh Samui
$999 Roundtrip, just found
$999
Roundtrip
just found
Select Bangkok Airways flight, departing Wed, Sep 3 from Tokyo to Koh Samui, returning Wed, Sep 10, priced at $999 just found
Japan Airlines
Fri, Sep 19 - Mon, Sep 22
HND
Tokyo
USM
Koh Samui
$1,117 Roundtrip, found 2 days ago
$1,117
Roundtrip
found 2 days ago
Select Japan Airlines flight, departing Fri, Sep 19 from Tokyo to Koh Samui, returning Mon, Sep 22, priced at $1,117 found 2 days ago

Find the cheapest month to fly from Tokyo (HND) to Koh Samui (USM)

November is typically the cheapest month to fly

From $498 - $995 per traveler.

Graph displaying average flight prices per month

Alternative airports near Koh Samui

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Samui Intl. Airport USM. Cheapest and Closest option available. Average driving time to city center is 31 minutes. Flights from $919
USM
Samui Intl. Airport
CheapestClosest
Average driving time to city center31 min
Flights from $919
Flights from Tokyo (HND) to Samui Intl. Airport (USM)
Origin airport
Haneda
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways, Cathay Pacific, Singapore Airlines, Thai Airways International
Roundtrip price
$498
Distance
3072 mi

Tokyo to Samui Intl. Airport Flights

The cheapest times to fly from Tokyo to Samui Intl. Airport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Tokyo to Samui Intl. Airport are during the month of September. You can find some of the cheapest flights from Tokyo to Samui Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Tokyo to Samui Intl. Airport

Sunday is one of the best days to book for cheap flights from Tokyo to Samui Intl. Airport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Tokyo to Samui Intl. Airport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Tokyo to Samui Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $356 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Tokyo to Samui Intl. Airport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Tokyo to Samui Intl. Airport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Haneda Airport (HND) to Ko Samui Airport (USM) cost?
Discover the latest flight deals from HND to USM by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HND to USM?
The cheapest flights from HND to USM are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from HND to USM?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HND to USM. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Haneda Airport (HND) to Ko Samui Airport (USM)?
You'll have to book a flight with a layover if you're traveling from Haneda Airport (HND) to Ko Samui Airport (USM). Direct flights don't operate daily on this route. However, just filter your search to include one or more stops to find an option that works for you.
What day of the week has the most flights from HND to USM?
Usually you'll find the widest variety of flight choices on a Friday. Tuesdays tend to be the quietest.* But this can change depending on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Haneda Airport (HND) to Ko Samui Airport (USM)?
To avoid potential delays on the Haneda Airport (HND) to Ko Samui Airport (USM) route, aim to travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Haneda Airport (HND) to Ko Samui Airport (USM) last-minute?
Last-minute fares from HND to USM are generally more expensive. To lock in the cheapest rates, start looking for flights as early as possible. That being said, if you're flexible with your travel dates, it's possible to find a cheap ticket right before you leave.
Is it cheaper to book a HND to USM flight and hotel package?
You can save money by booking a HND to USM flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred accommodations and flights, consider adding extras like car rentals, tours and activities.
Can I cancel or change the date of my flight from Haneda Airport (HND) to Ko Samui Airport (USM)?
If you reserved your HND to USM flight in the last 24 hours, you may be able to cancel or modify it without fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

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*Available to One Key members.