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HK$1,903+ 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 28-5. 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
9 May — 16 May1
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 9 April 2026.

Fly to

Route

Departure

Return

Price

Cheapest return flight
Fastest return journey

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Mon 11-5

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Fri 15-5

17:20-19:40

Nonstop3h 20m

HK$4,096

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sun 10-5

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Tue 12-5

17:20-19:40

Nonstop3h 20m

HK$4,096

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Wed 13-5

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Sat 16-5

17:20-19:40

Nonstop3h 20m

HK$4,096

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 8-5

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Tue 12-5

17:20-19:40

Nonstop3h 20m

HK$4,096

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 25-4

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Mon 4-5

17:20-19:40

Nonstop3h 20m

HK$4,096

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 7-5

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Wed 13-5

17:20-19:40

Nonstop3h 20m

HK$4,096

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Mon 11-5

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Thu 14-5

17:20-19:40

Nonstop3h 20m

HK$4,096

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 14-5

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Sun 17-5

17:20-19:40

Nonstop3h 20m

HK$4,112

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 23-5

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Sat 30-5

17:20-19:40

Nonstop3h 20m

HK$4,590

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Mon 20-4

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Tue 28-4

17:20-19:40

Nonstop3h 20m

HK$4,762

Flights are sorted by cheapest return flights first.

Deals found on 6-4

Showing 1-10 of 19 resultsSorted by cheapest first
1
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Best time to book a flight from Ko Samui

Have a flexible travel schedule? Discover the best time to fly 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.

Related info for your journey

Access useful and relevant information related to your journey from Ko Samui. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 9 April 2026.

  • Where can you fly direct from Ko Samui?

    Currently, the most popular direct flight destination from Ko Samui is Xi'an.

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