Cheap Flights from Phuket (HKT) to Samui Intl. Airport (USM) from HK$899~

View HK$899 flight on Sat, 20 Sep 2025Opens in a new window

Popular airlines from Phuket Intl. Airport (HKT) to Samui Intl. Airport (USM)

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Find Cheap Flights from Phuket (HKT) to Samui Intl. Airport (USM)

Prices were available within the past 7 days and start at HK$899 for one-way flights and HK$1,765 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Bangkok Airways
Tue, 28 Oct - Thu, 30 Oct
HKT
Phuket
USM
Koh Samui
HK$1,765 Return, found 6 days ago
HK$1,765
Return
found 6 days ago
Select Bangkok Airways flight, departing Tue, 28 Oct from Phuket to Koh Samui, returning Thu, 30 Oct, priced at HK$1,765 found 6 days ago
Bangkok Airways
Tue, 28 Oct - Mon, 10 Nov
HKT
Phuket
USM
Koh Samui
HK$1,775 Return, found 4 days ago
HK$1,775
Return
found 4 days ago
Select Bangkok Airways flight, departing Tue, 28 Oct from Phuket to Koh Samui, returning Mon, 10 Nov, priced at HK$1,775 found 4 days ago
Bangkok Airways
Wed, 13 May - Sat, 16 May
HKT
Phuket
USM
Koh Samui
HK$1,818 Return, found 6 days ago
HK$1,818
Return
found 6 days ago
Select Bangkok Airways flight, departing Wed, 13 May from Phuket to Koh Samui, returning Sat, 16 May, priced at HK$1,818 found 6 days ago
Bangkok Airways
Thu, 11 Sep - Wed, 17 Sep
HKT
Phuket
USM
Koh Samui
HK$1,829 Return, found 3 days ago
HK$1,829
Return
found 3 days ago
Select Bangkok Airways flight, departing Thu, 11 Sep from Phuket to Koh Samui, returning Wed, 17 Sep, priced at HK$1,829 found 3 days ago
Bangkok Airways
Tue, 28 Oct - Mon, 10 Nov
HKT
Phuket
USM
Koh Samui
HK$1,845 Return, found 4 days ago
HK$1,845
Return
found 4 days ago
Select Bangkok Airways flight, departing Tue, 28 Oct from Phuket to Koh Samui, returning Mon, 10 Nov, priced at HK$1,845 found 4 days ago
Bangkok Airways
Wed, 3 Dec - Fri, 5 Dec
HKT
Phuket
USM
Koh Samui
HK$1,895 Return, found 6 days ago
HK$1,895
Return
found 6 days ago
Select Bangkok Airways flight, departing Wed, 3 Dec from Phuket to Koh Samui, returning Fri, 5 Dec, priced at HK$1,895 found 6 days ago
Bangkok Airways
Fri, 12 Sep - Sun, 14 Sep
HKT
Phuket
USM
Koh Samui
HK$1,901 Return, found 3 days ago
HK$1,901
Return
found 3 days ago
Select Bangkok Airways flight, departing Fri, 12 Sep from Phuket to Koh Samui, returning Sun, 14 Sep, priced at HK$1,901 found 3 days ago
Bangkok Airways
Fri, 22 Aug - Mon, 25 Aug
HKT
Phuket
USM
Koh Samui
HK$1,915 Return, found 3 days ago
HK$1,915
Return
found 3 days ago
Select Bangkok Airways flight, departing Fri, 22 Aug from Phuket to Koh Samui, returning Mon, 25 Aug, priced at HK$1,915 found 3 days ago
Bangkok Airways
Wed, 3 Dec - Fri, 5 Dec
HKT
Phuket
USM
Koh Samui
HK$1,952 Return, found 6 days ago
HK$1,952
Return
found 6 days ago
Select Bangkok Airways flight, departing Wed, 3 Dec from Phuket to Koh Samui, returning Fri, 5 Dec, priced at HK$1,952 found 6 days ago
Bangkok Airways
Wed, 30 Jul - Wed, 6 Aug
HKT
Phuket
USM
Koh Samui
HK$1,973 Return, found 1 day ago
HK$1,973
Return
found 1 day ago
Select Bangkok Airways flight, departing Wed, 30 Jul from Phuket to Koh Samui, returning Wed, 6 Aug, priced at HK$1,973 found 1 day ago
Bangkok Airways
Fri, 22 Aug - Mon, 25 Aug
HKT
Phuket
USM
Koh Samui
HK$1,975 Return, found 3 days ago
HK$1,975
Return
found 3 days ago
Select Bangkok Airways flight, departing Fri, 22 Aug from Phuket to Koh Samui, returning Mon, 25 Aug, priced at HK$1,975 found 3 days ago
Bangkok Airways
Sun, 3 Aug - Thu, 7 Aug
HKT
Phuket
USM
Koh Samui
HK$2,045 Return, found 3 days ago
HK$2,045
Return
found 3 days ago
Select Bangkok Airways flight, departing Sun, 3 Aug from Phuket to Koh Samui, returning Thu, 7 Aug, priced at HK$2,045 found 3 days ago
Bangkok Airways
Tue, 5 Aug - Thu, 7 Aug
HKT
Phuket
USM
Koh Samui
HK$2,097 Return, found 6 days ago
HK$2,097
Return
found 6 days ago
Select Bangkok Airways flight, departing Tue, 5 Aug from Phuket to Koh Samui, returning Thu, 7 Aug, priced at HK$2,097 found 6 days ago
Bangkok Airways
Sat, 2 Aug - Sun, 10 Aug
HKT
Phuket
USM
Koh Samui
HK$2,107 Return, found 8 hours ago
HK$2,107
Return
found 8 hours ago
Select Bangkok Airways flight, departing Sat, 2 Aug from Phuket to Koh Samui, returning Sun, 10 Aug, priced at HK$2,107 found 8 hours ago
Bangkok Airways
Sun, 3 Aug - Sat, 16 Aug
HKT
Phuket
USM
Koh Samui
HK$2,145 Return, found 3 days ago
HK$2,145
Return
found 3 days ago
Select Bangkok Airways flight, departing Sun, 3 Aug from Phuket to Koh Samui, returning Sat, 16 Aug, priced at HK$2,145 found 3 days ago

Find the cheapest month to fly from Phuket (HKT) to Koh Samui (USM)

June is typically the cheapest month to fly

From HK$1,075 - HK$1,871 per traveller.

Graph displaying average flight prices per month

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Phuket to Samui Intl. Airport route information
Origin airport
Phuket Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways
Return price
HK$1,765
Distance
249 km

Flights from Sa Khu to Koh Samui

Book cheap flights from Sa Khu (HKT) to Koh Samui (USM) on Expedia.com.hk. Find the best flight deals to destinations around the world for your next leisure or business travel on Expedia.com.hk.

Search for flights from Sa Khu (HKT) to Koh Samui (USM) to find great flight deals suitable to your travel date and time. Expedia.com.hk flight booking search engine is simple to use and looking for cheap flights is as easy as a click of a mouse or on your mobile devices.

Be assured that you’re seeing the best price guaranteed! Our friendly customer service representatives are here to serve you 24 hours day to provide assistance and answer any questions that you may have about booking your Sa Khu (HKT) to Koh Samui (USM) trip. Call us at 3077-4857 (direct number - 24 hours day for English).

Save more when combine your Koh Samui flight with a hotel for a package deal! Discover additional savings by booking in advance. Now you can find activities in Koh Samui and things to do in Koh Samui for your perfect vacation with Expedia Thing to Do.

If you would like to book flights to Koh Samui more flexibly, many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Koh Samui is HK$899 now!

 

Frequently asked questions

How much is a flight from HKT to Ko Samui Airport (USM)?
Start packing your suitcase, because round-trip flights between Phuket Intl. Airport (HKT) and Samui Airport start from HK$1,765. That's based on fares advertised within the last 7 days on Expedia for flights departing within the next year. Prices can change quickly, so book now to score the best deal. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Phuket Airport to Ko Samui Airport (USM)?
The majority of flights can be canceled online, but every air carrier has different terms and conditions. If you do need to cancel your flight, check out our Customer Service Portal and follow the instructions.
How do I find cheap flights from Phuket Intl. Airport (HKT) to Ko Samui Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Phuket Intl. Airport (HKT) to Ko Samui Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Phuket Airport to USM?
It's only 250 kilometers between Sa Khu and Koh Samui. It's quite possible that you'll spend more time traveling to and from the airport than you will actually flying!
Which airlines fly direct from Phuket Airport to Samui Airport?
Flying directly from Phuket Airport to Samui Airport is a breeze with Bangkok Airways (PG). This popular airline operates 121 flights every month.
Are Phuket Airport to Ko Samui Airport flight tickets cheaper when they're purchased at the last minute?
Fares from HKT to USM are available up to a year prior to departure on Expedia. And although you may nab fantastic last-minute deals, it's never something you can count on. Also, booking your flights well in advance means you'll have more choices — and you can avoid getting caught in the dreaded middle seat! We're always updating our fares to bring you the biggest bargains, so check back often for all the latest specials.

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