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Cheap flights from Ko Samui to Hong Kong from ฿4,756

USM — HKG
22 Oct — 29 Oct1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ko Samui to Hong Kong

Enter your travel dates to find the best prices.

Cheapest flights from Ko Samui to Hong Kong

Sun 1/1112:00 -
1 stop26h 40m
Mon 30/1116:40 -
1 stop27h 15m
Deal found 20/9฿10,410
Sun 1/1118:05 -
1 stop20h 35m
Sun 8/1116:40 -
1 stop19h 15m
Deal found 17/9฿10,443
Thu 15/1018:15 -
1 stop24h 30m
Sun 18/1020:45 -
1 stop14h 25m
Deal found 20/9฿11,042
Mon 2/1118:05 -
1 stop20h 35m
Mon 9/1107:25 -
1 stop11h 05m
Deal found 18/9฿11,341
Wed 28/1019:50 -
1 stop18h 50m
Wed 4/1107:50 -
1 stop5h 45m
Deal found 17/9฿11,607
Thu 15/1019:45 -
1 stop23h 00m
Wed 21/1021:30 -
1 stop10h 40m
Deal found 17/9฿12,040
Thu 5/1121:10 -
1 stop6h 20m
Thu 12/1121:40 -
1 stop10h 30m
Deal found 21/9฿12,672
Mon 23/1107:00 -
1 stop6h 35m
Tue 1/1221:40 -
1 stop10h 30m
Deal found 21/9฿12,938

Find flight deals from Ko Samui to Hong Kong

Round-trip from

฿10,410

One-way from

฿4,756

Popular in

July

Cheapest in

May

Average price

฿17,062
Scoot
  • Scoot
  • 1/11-30/11
  • 2 total stops
  • 53h 55m total
  • Ko Samui to Hong Kong
Search Deals
Scoot
  • Scoot
  • 27/10-31/12
  • 1 total stop
  • 20h 35m total
  • Ko Samui to Hong Kong
Search Deals
Highest demand for flights based on searches. 15% potential increase in price (฿110,657 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿17,556 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2026
Search Deals

Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Ko Samui to Hong Kong that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Sat 6/3

08:55-15:40

1 stop29h 45m

Hong Kong Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

฿8,148

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Sun 25/10

08:55-18:50

2 stops32h 55m

Hong Kong Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

฿8,514
Fastest return journey

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Sat 6/3

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

฿9,046

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Sat 19/12

08:30-21:55

1 stop12h 25m

Hong Kong Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

฿9,911

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Mon 19/10

11:45-09:05

2 stops20h 20m

Hong Kong Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

฿10,244

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Sat 6/2

14:30-17:40

1 stop26h 10m

Hong Kong Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

฿10,277

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Sun 1/11

18:05-15:40

1 stop20h 35m

Hong Kong Intl

Sun 8/11

16:40-10:55

1 stop19h 15m

฿10,443

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Tue 20/10

14:45-09:05

2 stops17h 20m

Hong Kong Intl

Wed 31/12

00:00-23:00

Nonstop0h 00m

฿10,576

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Thu 15/10

19:45-19:45

1 stop23h 00m

Hong Kong Intl

Wed 21/10

21:30-07:10

1 stop10h 40m

฿12,838

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Wed 28/10

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Wed 4/11

07:50-12:35

1 stop5h 45m

฿14,734

Flights are sorted by cheapest return flights first.

Deals found on 22/9

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

Best time to book a flight from Ko Samui to Hong Kong

Have a flexible travel schedule? Discover the best time to fly to Hong Kong from Ko Samui with our price prediction graph.
Estimated return price

Cheapflights Insights

Everything you need to know about your flight from Ko Samui to Hong Kong

What is the cheapest time of day to fly from USM to HKG?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ko Samui to Hong Kong as you normally would.

How much does it cost for a return flight from Ko Samui to Hong Kong?

Airfare is below average for this route at the moment.

Ko Samui to Hong Kong flights typically cost between ฿15,598 and ฿16,945 in November.
The cheapest return price found within the last 5 days was ฿10,410 on Scoot (1 Nov–30 Nov).

Reviews of airlines servicing Hong Kong

Read reviews from past customers who have flown with Bangkok Airways from Ko Samui to Hong Kong. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Bangkok Airways
8.1
Very Good
133 reviews
Check prices

Entertainment

6.3

Boarding

8.1

Crew

8.6

Overall

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect
Bangkok Airways
8.1
Very Good
133 reviews
Bangkok Airways
8.1
Very Good
133 reviews
Check prices

Entertainment

6.3

Boarding

8.1

Crew

8.6

Overall

8.1

Comfort

7.9

Food

7.3

Reviews

1 / 8
10.0
Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Related info for your journey

  • What airports do I use to fly from Ko Samui to Hong Kong?

    Hong Kong Intl is the airport most travellers will use when flying to Hong Kong from Ko Samui. Booking flights from Ko Samui (USM) to Hong Kong Intl (HKG) should be relatively easy as there are 9 daily flights to Hong Kong from 1 airline. 3h 15m is how long a flight from Ko Samui to Hong Kong Intl will take if you book a nonstop flight.

  • How long is the flight from Ko Samui to Hong Kong?

    For as low as ฿10,443, Scoot can have you in Hong Kong from Ko Samui in 20h 35m. There are 2047 km between Ko Samui and Hong Kong.

  • What is the cheapest airline to fly from Ko Samui to Hong Kong round-trip?

    Cheapflights users have booked flights from Ko Samui to Hong Kong return from ฿13,422. You may be able to fly from Ko Samui to Hong Kong for 26% less than the average price by searching for this airline.

  • What are the most reliable airlines from Ko Samui to Hong Kong?

    Consider Qatar Airways (58%), Hong Kong Airlines (57%) or เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ (57%) when booking your flight. These represent the most reliable airlines when flying from Ko Samui to Hong Kong.

  • Can I find deals for flights from Ko Samui to Hong Kong that include hotel bookings?

    Yes. In addition to deals on Ko Samui to Hong Kong flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ko Samui to Hong Kong?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to Hong Kong.

  • Can I find deals for business class flights from Ko Samui to Hong Kong?

    Yes. Cheapflights offers flight deals from Ko Samui to Hong Kong by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ko Samui to Hong Kong

Phuket City to Hong Kong flights
Chiang Mai to Hong Kong flights
Krabi to Hong Kong flights

Top airline flying from Ko Samui to Hong Kong

AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest฿13,422Average฿14,768FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights

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Yes, we can. To see specific flights from Ko Samui to Hong Kong with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ko Samui to Hong Kong become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Hong Kong from Ko Samui today and book when prices fit your budget.

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