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HK$1,516+ 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 31-1. 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
11 Dec — 18 Dec1
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 11 November 2025.

Mon 2-311:40USM - HKG
Nonstop3h 15mBangkok Airways
Tue 3-317:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 9-11HK$2,853
Tue 25-1111:40USM - HKG
Nonstop3h 15mBangkok Airways
Wed 26-1117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 9-11HK$2,861
Wed 26-1111:40USM - HKG
Nonstop3h 15mBangkok Airways
Thu 27-1117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 9-11HK$2,892
Sat 6-1211:40USM - HKG
Nonstop3h 15mBangkok Airways
Sat 13-1217:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 10-11HK$3,079
Sun 23-1111:40USM - HKG
Nonstop3h 15mBangkok Airways
Tue 25-1117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 9-11HK$3,094
Wed 26-1111:40USM - HKG
Nonstop3h 15mBangkok Airways
Fri 28-1117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 9-11HK$3,141
Thu 27-1111:40USM - HKG
Nonstop3h 15mBangkok Airways
Fri 28-1117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 9-11HK$3,288
Tue 25-1111:40USM - HKG
Nonstop3h 15mBangkok Airways
Thu 27-1117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 9-11HK$3,397
Thu 27-1111:40USM - HKG
Nonstop3h 15mBangkok Airways
Sun 30-1117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 9-11HK$3,421
Sat 28-311:40USM - HKG
Nonstop3h 15mBangkok Airways
Tue 14-416:15HKG - USM
Nonstop3h 20mBangkok Airways
Deal found 9-11HK$3,646
Mon 22-1211:40USM - HKG
Nonstop3h 15mBangkok Airways
Mon 5-117:05HKG - USM
Nonstop3h 30mBangkok Airways
Deal found 11-11HK$4,804
Wed 4-211:40USM - HKG
Nonstop3h 15mHong Kong Airlines
Sat 7-217:05HKG - USM
Nonstop3h 30mHong Kong Airlines
Deal found 9-11HK$5,341

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 11 November 2025.

Fly to

Hong Kong

Route

Departure

Return

Price

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Tue 25-11

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Wed 26-11

17:05-19:35

Nonstop3h 30m

HK$2,861

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 28-11

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Sat 29-11

17:05-19:35

Nonstop3h 30m

HK$2,861

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Wed 26-11

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Thu 27-11

17:05-19:35

Nonstop3h 30m

HK$2,892

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 6-12

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Sat 13-12

17:05-19:35

Nonstop3h 30m

HK$3,079

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sun 23-11

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Tue 25-11

17:05-19:35

Nonstop3h 30m

HK$3,094

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Wed 4-2

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Sat 7-2

17:05-19:35

Nonstop3h 30m

HK$3,094

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 27-11

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Fri 28-11

17:05-19:35

Nonstop3h 30m

HK$3,288

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Tue 25-11

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Thu 27-11

17:05-19:35

Nonstop3h 30m

HK$3,397

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 27-11

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Sun 30-11

17:05-19:35

Nonstop3h 30m

HK$3,421

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Tue 9-12

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Tue 16-12

17:05-19:35

Nonstop3h 30m

HK$3,421

Flights are sorted by cheapest return flights first.

Deals found on 8-11

Showing 1-10 of 23 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 11 November 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, December 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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