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HK$1,674+ 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 9-1. 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
2 Jan — 9 Jan1
1 adult
1 adult, Economy, 0 bags

Direct flights from Ko Samui

Enter your travel dates to find the best prices.

Cheapest flights from Ko Samui
Explore the most affordable flight options available from Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 3 December 2025.

Fri 9-111:40USM - HKG
Nonstop3h 15mBangkok Airways
Fri 16-117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 2-12HK$3,239
Mon 19-111:40USM - HKG
Nonstop3h 15mBangkok Airways
Wed 21-117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 3-12HK$3,278
Fri 16-111:40USM - HKG
Nonstop3h 15mBangkok Airways
Fri 23-117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 2-12HK$3,504
Thu 15-111:40USM - HKG
Nonstop3h 15mBangkok Airways
Thu 22-117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 1-12HK$3,527
Sun 1-311:40USM - HKG
Nonstop3h 15mBangkok Airways
Wed 4-317:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 3-12HK$4,119
Mon 15-1211:40USM - HKG
Nonstop3h 15mBangkok Airways
Thu 18-1217:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 3-12HK$4,477
Sat 28-211:40USM - HKG
Nonstop3h 15mBangkok Airways
Sat 7-317:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 30-11HK$5,606
Mon 23-211:40USM - HKG
Nonstop3h 15mBangkok Airways
Thu 26-217:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 2-12HK$6,353
Sat 28-211:40USM - HKG
Nonstop3h 15mCathay Pacific
Sat 7-317:05HKG - USM
Nonstop3h 30mCathay Pacific
Deal found 30-11HK$7,039

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 3 December 2025.

Fly to

Hong Kong

Route

Departure

Return

Price

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 9-1

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Fri 16-1

17:05-19:35

Nonstop3h 30m

HK$3,239

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Mon 19-1

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Wed 21-1

17:05-19:35

Nonstop3h 30m

HK$3,278

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 16-1

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Fri 23-1

17:05-19:35

Nonstop3h 30m

HK$3,504

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 15-1

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Thu 22-1

17:05-19:35

Nonstop3h 30m

HK$3,527

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sun 1-3

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Wed 4-3

17:05-19:35

Nonstop3h 30m

HK$4,119

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Mon 15-12

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Thu 18-12

17:05-19:35

Nonstop3h 30m

HK$4,477

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 28-2

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Sat 7-3

17:05-19:35

Nonstop3h 30m

HK$5,606

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Mon 23-2

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Thu 26-2

17:05-19:35

Nonstop3h 30m

HK$6,353

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 28-2

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Sat 7-3

17:05-19:35

Nonstop3h 30m

HK$7,039

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 9-1

11:40-15:55

Nonstop3h 15m

HK$1,674

Flights are sorted by cheapest return flights first.

Deals found on 3-12

Showing 1-10 of 20 results
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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 3 December 2025.

  • Where can you fly direct from Ko Samui?

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

  • How long is a direct flight from Ko Samui?

    While the flight duration depends heavily on the destination, on average, travelers can expect non-stop flights from Ko Samui to last approximately 3h 15m on average. The quickest direct flight from Ko Samui at this time departs from Ko Samui (3h 15m), while the longest leaves from Ko Samui (3h 15m).

  • What is the best time of year to fly direct from Ko Samui?

    If you're seeking the lowest price on a direct flight from Ko Samui, May is worth consideration as prices are at their lowest, on average. In terms of the number of daily non-stop flights, October offers travelers the most options.

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