Cheap Flights to Koh Samui Islands from HK$841

View HK$841 flight on Fri, 2 May 2025Opens in a new window

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Cheap round-trip flights to Koh Samui Islands

Prices were available within the past 7 days and start at HK$841 for one-way flights and HK$1,711 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Thu, 15 May - Mon, 19 May
HKT
Phuket
USM
Koh Samui
HK$1,711 Return, found 1 day ago
HK$1,711
Return
found 1 day ago
Select Bangkok Airways flight, departing Thu, 15 May from Phuket to Koh Samui, returning Mon, 19 May, priced at HK$1,711 found 1 day ago
Scoot
Thu, 15 May - Wed, 21 May
KUL
Kuala Lumpur
USM
Koh Samui
HK$2,253 Return, found 6 hours ago
HK$2,253
Return
found 6 hours ago
Select Scoot flight, departing Thu, 15 May from Kuala Lumpur to Koh Samui, returning Wed, 21 May, priced at HK$2,253 found 6 hours ago
TIBET AIRLINES CORP LTD
Mon, 28 Apr - Thu, 1 May
SZX
Shenzhen
USM
Koh Samui
HK$2,950 Return, found 6 days ago
HK$2,950
Return
found 6 days ago
Select TIBET AIRLINES CORP LTD flight, departing Mon, 28 Apr from Shenzhen to Koh Samui, returning Thu, 1 May, priced at HK$2,950 found 6 days ago
Thai Airways International
Thu, 15 May - Wed, 21 May
KUL
Kuala Lumpur
USM
Koh Samui
HK$3,631 Return, found 6 hours ago
HK$3,631
Return
found 6 hours ago
Select Thai Airways International flight, departing Thu, 15 May from Kuala Lumpur to Koh Samui, returning Wed, 21 May, priced at HK$3,631 found 6 hours ago
Emirates
Sat, 4 Oct - Mon, 27 Oct
HKG
Hong Kong SAR
USM
Koh Samui
HK$3,654 Return, found 15 hours ago
HK$3,654
Return
found 15 hours ago
Select Emirates flight, departing Sat, 4 Oct from Hong Kong SAR to Koh Samui, returning Mon, 27 Oct, priced at HK$3,654 found 15 hours ago

Frequently asked questions

How do I find cheap flights to Koh Samui Islands that have flexible change policies?
By using our clever “No change fee” filter, that’s how. Simply type in your preferred dates and destination, click the “Search” button, then tick the box directly under the “Flexible change policies” subheading (look to the left of your screen). Expedia makes it easy to find flexible and affordable airfares to Koh Samui Islands.
How can I find cheap tickets to Koh Samui Islands?
To pick up an awesome deal to Koh Samui Islands, book well ahead. Also use Expedia’s “flexible dates” link above your search results. This will list prices for the days around your travel dates. In the last seven days, HK$1,711 was the lowest price for a flight to Koh Samui Islands.
How much is a flight to Koh Samui Islands?
There were lots of low-cost fares up for grabs in the last seven days, with the cost of a return flight to Koh Samui Islands varying between HK$1,711 and HK$3,654. Many lucky travellers locked in one-way flights from Phuket (HKT) for as low as HK$841.
When is the cheapest time to fly to Koh Samui Islands?
Flying on a Tuesday, followed by a Monday, is usually the best way to bag the cheapest fare. Stay away from the weekends if possible, because Saturday is typically the most expensive day of the week. Spend the money you saved enjoying yourself in Koh Samui Islands instead!
How much is a plane ticket to Koh Samui Islands?
In the last seven days, fares cost between HK$1,711 and HK$3,654. Browse through our sensational deals to Koh Samui Islands, pick your favorite and then get packing!
What months are the cheapest to book a flight to Koh Samui Islands?
To secure a low-cost flight to Koh Samui Islands, book sometime in February when the price of airfares are at their cheapest. The most expensive time to book? In the USA, it’s the month of December.

Trending flights to Koh Samui Islands

Prices were available within the past 7 days and start at HK$841 for one-way flights and HK$1,711 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Tue, 27 May - Thu, 29 May
HKG
Hong Kong SAR
USM
Koh Samui
HK$3,029 Return, found 2 hours ago
HK$3,029
Return
found 2 hours ago
Select Scoot flight, departing Tue, 27 May from Hong Kong SAR to Koh Samui, returning Thu, 29 May, priced at HK$3,029 found 2 hours ago
*Available to Expedia members.