HK$1,865+ Direct flights from Ko Samui

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 23-9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
USM — HKG
13 Aug — 20 Aug1
1 adult
1 adult, Economy, 0 bags

Find direct flights from Ko Samui within your budget

 
Use the slider to find direct flights from Ko Samui within your budget. Price data is based on user searches made on Cheapflights. Over the past seven days, Cheapflights users made 70,647 searches. This data was last updated on 14 July 2026.

Fly to

Route

Departure

Return

Price

Cheapest return flight
Fastest return journey

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 28-8

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Fri 4-9

17:20-19:40

Nonstop3h 20m

HK$3,880

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 14-8

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Sat 22-8

17:20-19:40

Nonstop3h 20m

HK$3,989

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 11-9

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Sun 13-9

17:20-19:40

Nonstop3h 20m

HK$4,029

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Tue 25-8

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Sat 29-8

17:20-19:40

Nonstop3h 20m

HK$4,224

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 27-8

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Thu 3-9

17:20-19:40

Nonstop3h 20m

HK$4,491

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sun 30-8

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Sun 6-9

17:20-19:40

Nonstop3h 20m

HK$4,491
Cheapest one-way

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Wed 23-9

11:55-16:20

Nonstop3h 25m

HK$1,865

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 19-9

11:55-16:20

Nonstop3h 25m

HK$1,865

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 24-9

11:55-16:20

Nonstop3h 25m

HK$1,865
Fastest single journey

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 12-12

11:40-15:55

Nonstop3h 15m

HK$2,061

Flights are sorted by cheapest return flights first.

Deals found on 10-7

Showing 1-10 of 17 resultsSorted by cheapest first
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Best time to book a flight from Ko Samui

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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.

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