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Cheap flights from Ko Samui to Hong Kong from ฿4,689

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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
USM — HKG
17 Sep — 24 Sep1
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
Explore the most affordable flight options available from Ko Samui to Hong Kong. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 August 2026.

Sat 31/1006:45 -
1 stop11h 40m
Mon 30/1114:00 -
1 stop7h 30m
Deal found 17/8฿11,988
Fri 13/1106:45 -
1 stop11h 40m
Fri 27/1114:00 -
1 stop7h 30m
Deal found 16/8฿12,318
Thu 8/1019:45 -
1 stop23h 00m
Wed 14/1007:25 -
1 stop14h 25m
Deal found 18/8฿12,946
Mon 12/1007:50 -
1 stop10h 00m
Wed 14/1014:20 -
1 stop6h 25m
Deal found 14/8฿13,243
Mon 28/908:40 -
1 stop10h 05m
Mon 5/1020:45 -
1 stop23h 05m
Deal found 14/8฿13,309
Fri 18/908:00 -
1 stop7h 00m
Mon 21/913:30 -
1 stop18h 40m
Deal found 17/8฿13,441
Mon 28/917:00 -
2 stops19h 05m
Mon 5/1014:20 -
1 stop6h 25m
Deal found 14/8฿14,134
Thu 3/917:00 -
2 stops19h 05m
Wed 9/907:55 -
1 stop13h 30m
Deal found 17/8฿14,432

Find flight deals from Ko Samui to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Ko Samui (USM) to Hong Kong (HKG). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 August 2026.

Round-trip from

฿11,988

One-way from

฿4,689

Popular in

July

Cheapest in

February

Average price

฿19,617
31/10-30/11
  • 31/10-30/11
  • 2 total stops
  • 19h 10m total
  • Ko Samui to Hong Kong
Search Deals
Scoot
  • Scoot
  • 1/10
  • 1 total stop
  • 24h 30m total
  • Ko Samui to Hong Kong
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (฿141,710 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿20,605 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Ko Samui to Hong Kong that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 18 August 2026.
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

Fri 18/9

09:15-19:15

2 stops9h 00m

Hong Kong Intl

Mon 21/9

07:55-20:25

1 stop13h 30m

฿15,158

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Mon 12/10

08:40-04:55

2 stops19h 15m

Hong Kong Intl

Wed 14/10

18:40-18:50

2 stops25h 10m

฿15,951

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Thu 3/9

09:15-16:00

1 stop5h 45m

Hong Kong Intl

Wed 9/9

07:55-20:25

1 stop13h 30m

฿16,182
Fastest return journey

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Fri 18/9

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Mon 21/9

17:20-19:40

Nonstop3h 20m

฿16,909

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Mon 28/9

08:40-20:20

2 stops34h 40m

Hong Kong Intl

Mon 5/10

18:40-18:50

2 stops25h 10m

฿17,239

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Thu 3/9

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Wed 9/9

17:20-19:40

Nonstop3h 20m

฿19,815

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Sun 13/12

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Sun 20/12

21:40-07:55

1 stop11h 15m

฿20,475

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Sun 13/12

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Sun 20/12

17:05-19:35

Nonstop3h 30m

฿22,523

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Thu 1/10

11:55-16:20

Nonstop3h 25m

Hong Kong Intl

Sun 4/10

17:20-19:40

Nonstop3h 20m

฿22,919
Cheapest one-way

Ko SamuiHong Kong

USM Ko Samui - HKG Hong Kong Intl

USMHKG

Ko Samui

Thu 1/10

18:15-19:45

1 stop24h 30m

฿4,689

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 17 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
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.

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?

Find hourly flight availability from Ko Samui to Hong Kong. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 August 2026.

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 ฿18,725 and ฿20,343 in October.
The cheapest return price found within the last 5 days was ฿11,988 on Multiple Airlines (31 Oct–30 Nov).

Reviews of airlines servicing Hong Kong

Get insights into the airlines that provide service to Hong Kong. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Hong Kong. Reviews last updated 18 August 2026.
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

Overall

8.1

Entertainment

6.3

Boarding

8.1

Comfort

7.9

Food

7.3

Crew

8.6

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

Overall

8.1

Entertainment

6.3

Boarding

8.1

Comfort

7.9

Food

7.3

Crew

8.6

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

Find useful and relevant information for your journey from Ko Samui to Hong Kong. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • 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 popular is this Ko Samui to Hong Kong flight route?

    The Ko Samui to Hong Kong Intl flight path was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    For as low as ฿16,909, Bangkok Airways can have you in Hong Kong from Ko Samui in 3h 25m. There are 2047 km between Ko Samui and Hong Kong. Most flights are nonstop.

  • 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 ฿13,327. You may be able to fly from Ko Samui to Hong Kong for 22% less than the average price by searching for this airline.

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

    Consider Hong Kong Airlines (54%), Qatar Airways (54%) or เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ (54%) 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

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Alternative routes for Ko Samui to Hong Kong

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ko Samui to Hong Kong

Discover the top airline that operate flights from Ko Samui to Hong Kong. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 18 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest฿13,327Average฿14,664FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ko Samui to Hong Kong?

Deals for Ko Samui to Hong Kong flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Hong Kong?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ko Samui to Hong Kong for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Ko Samui to Hong Kong with no change fees?

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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