What is the most punctual flight time for Hong Kong to Ko Samui flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

How often are flights from Hong Kong to Ko Samui delayed?

About 12% of weekly flights between Hong Kong and Ko Samui have experienced delays in the past year, with the average delay time being 151 minutes.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to Ko Samui flights?

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 12% of flights being delayed.

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

This flight path from Hong Kong Intl to Ko Samui was viewed by 25 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 Hong Kong to Ko Samui?

Departing from Hong Kong to Ko Samui will take you 17h 40m. The distance between Hong Kong and Ko Samui is about 2047 km. Both multi-stop and direct flights can be found to your destination and back.

What are the cheapest airlines flying from Hong Kong to Ko Samui round-trip?

Currently priced at HK$3,611, Bangkok Airways will fly you from Hong Kong to Ko Samui and back. In addition to Bangkok Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from 泰國航空 and Cathay Pacific - these airlines can fly you to your destination from HK$3,813 and HK$4,642, respectively. Bangkok Airways is priced at 25% lower than the current average price of a flight leaving 3 months from now.

Weekly flight availability from Hong Kong to Ko Samui

The most flights from HKG to USM are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

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

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Hong Kong to Ko Samui on time: Qatar Airways (81%), Hong Kong Airlines (80%), KLM (80%).

What are the most popular airlines that fly from Hong Kong to Ko Samui?

Consider Bangkok Airways, Cathay Pacific or 泰國航空 when booking your flight. These represent the most popular airlines when flying from Hong Kong to Ko Samui.

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

Booking a flight from Hong Kong Intl (HKG) to Ko Samui (USM) is your only option if you wish to fly from Hong Kong to Ko Samui. On a typical day, there are 8 flights from Hong Kong Intl to Ko Samui, all of which are around 3h 20m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Hong Kong Intl to Ko Samui.

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

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

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

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

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

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

HK$1,389+ Cheap Flights from Hong Kong to Ko Samui

Cheap flight deals from Hong Kong to Ko Samui

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights from Hong Kong to Ko Samui
Explore the most affordable flight options available from Hong Kong to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Mon 26-1016:55 -

1 stop15h 50m

Mon 2-1107:00 -

1 stop6h 35m

Deal found 29-9HK$2,817

Wed 28-1007:50 -

1 stop9h 25m

Wed 4-1118:05 -

1 stop20h 35m

Deal found 30-9HK$2,832

Mon 2-1114:00 -

1 stop7h 30m

Thu 12-1118:05 -

1 stop20h 35m

Deal found 30-9HK$2,840

Sat 31-1016:55 -

1 stop15h 15m

Tue 3-1107:00 -

1 stop6h 35m

Deal found 29-9HK$2,864

Tue 6-1021:30 -

1 stop10h 40m

Thu 15-1018:15 -

1 stop24h 30m

Deal found 27-9HK$2,880

Sat 14-1116:55 -

1 stop15h 40m

Sat 21-1107:00 -

1 stop6h 35m

Deal found 30-9HK$2,895

Wed 28-1021:40 -

1 stop11h 30m

Tue 3-1120:30 -

1 stop7h 00m

Deal found 30-9HK$2,903

Thu 12-1116:55 -

1 stop15h 15m

Mon 16-1107:00 -

1 stop6h 35m

Deal found 1-10HK$2,927

Sun 15-1116:55 -

1 stop15h 50m

Sun 22-1107:00 -

1 stop6h 35m

Deal found 1-10HK$2,942

Sat 28-1116:55 -

1 stop15h 15m

Fri 4-1207:00 -

1 stop7h 55m

Deal found 29-9HK$2,950

Mon 16-1116:55 -

1 stop15h 15m

Mon 23-1107:00 -

1 stop6h 35m

Deal found 2-10HK$2,966

Thu 12-1121:40 -

1 stop10h 30m

Thu 19-1107:00 -

1 stop7h 55m

Deal found 28-9HK$2,974

Find flight deals from Hong Kong to Ko Samui

Round-trip from	HK$2,817
One-way from	HK$1,389
Popular in	December
Cheapest in	November
Average price	HK$4,394

26-10-2-11
2 total stops
22h 25m total
Hong Kong to Ko Samui

Search Deals

7-10-31-12
1 total stop
11h 50m total
Hong Kong to Ko Samui

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (HK$35 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (HK$750 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Departure

Return

Price

Cheapest return flight

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sun 8-11

21:40-07:10

1 stop10h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,530

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sat 5-12

13:35-20:25

1 stop7h 50m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,032

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sat 26-12

20:25-10:25

1 stop15h 00m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,393

Fastest return journey

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Fri 9-10

17:20-19:40

Nonstop3h 20m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,456

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sun 8-11

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,479

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Wed 18-11

16:10-15:35

2 stops24h 25m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,644

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Thu 3-12

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,699

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Tue 15-12

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,848

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Tue 1-12

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,848

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Wed 16-12

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,848

Flights are sorted by cheapest return flights first.

Deals found on 2-10

Showing 1-10 of 18 resultsSorted by cheapest first

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

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

HKG-USM

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 Hong Kong to Ko Samui

Prices

Airlines

Delays

How far ahead should I book a flight from Hong Kong to Ko Samui?

The price you pay for your flight from Hong Kong to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Hong Kong to Ko Samui?

Currently, November is the cheapest month in which you can book a flight from Hong Kong to Ko Samui (average of HK$3,837). Flying from Hong Kong to Ko Samui in December is currently the most expensive (average of HK$5,893). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

When flying from Hong Kong to Ko Samui, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Hong Kong to Ko Samui flights typically cost between HK$4,017 and HK$4,700 in October.
The cheapest return price found within the last 5 days was HK$2,817 on Multiple Airlines (26 Oct–2 Nov).

Reviews of airlines servicing Ko Samui

See what other customers who have flown with Bangkok Airways,泰國航空, andCathay Pacific from Hong Kong to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Bangkok Airways

8.1

Very Good

133 reviews

Check prices

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

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

泰國航空

7.9

Good

425 reviews

Bangkok Airways

8.1

Very Good

133 reviews

Check prices

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

Cathay Pacific

7.6

Good

1,507 reviews

Bangkok Airways

8.1

Very Good

133 reviews

Check prices

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 Hong Kong to Ko Samui?
Booking a flight from Hong Kong Intl (HKG) to Ko Samui (USM) is your only option if you wish to fly from Hong Kong to Ko Samui. On a typical day, there are 8 flights from Hong Kong Intl to Ko Samui, all of which are around 3h 20m for a nonstop flight. You can also purchase a plane ticket from 3 airlines when you book a flight from Hong Kong Intl to Ko Samui.
How popular is this Hong Kong to Ko Samui flight route?
This flight path from Hong Kong Intl to Ko Samui was viewed by 25 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 Hong Kong to Ko Samui?
Departing from Hong Kong to Ko Samui will take you 17h 40m. The distance between Hong Kong and Ko Samui is about 2047 km. Both multi-stop and direct flights can be found to your destination and back.
What are the cheapest airlines flying from Hong Kong to Ko Samui round-trip?
Currently priced at HK$3,611, Bangkok Airways will fly you from Hong Kong to Ko Samui and back. In addition to Bangkok Airways, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from 泰國航空 and Cathay Pacific - these airlines can fly you to your destination from HK$3,813 and HK$4,642, respectively. Bangkok Airways is priced at 25% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Hong Kong to Ko Samui?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Hong Kong to Ko Samui on time: Qatar Airways (81%), Hong Kong Airlines (80%), KLM (80%).
Can I find deals for flights from Hong Kong to Ko Samui that include hotel bookings?
Yes. In addition to deals on Hong Kong to Ko Samui flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Hong Kong to Ko Samui?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hong Kong to Ko Samui.
Can I find deals for business class flights from Hong Kong to Ko Samui?
Yes. Cheapflights offers flight deals from Hong Kong to Ko Samui by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Hong Kong to Ko Samui?
Currently, November is the cheapest month in which you can book a flight from Hong Kong to Ko Samui (average of HK$3,837). Flying from Hong Kong to Ko Samui in December is currently the most expensive (average of HK$5,893). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Fly from Hong Kong to Ko Samui on these airlines

Bangkok Airways flights from Hong Kong Intl to Ko Samui

Cathay Pacific flights from Hong Kong Intl to Ko Samui

泰國航空 flights from Hong Kong Intl to Ko Samui

Top 3 airlines flying from Hong Kong to Ko Samui

Airline	Cheapest	Average	Flexibility	On-time
Bangkok Airways	CheapestHK$3,611	AverageHK$4,933	FlexibilityNo cancel fee	On-time74%	Search Bangkok Airways flights
泰國航空	CheapestHK$3,813	AverageHK$4,280	FlexibilityNo cancel fee	On-time77%	Search 泰國航空 flights
Cathay Pacific	CheapestHK$4,642	AverageHK$6,233	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Hong Kong to Ko Samui. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Ko Samui from Hong Kong by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Hong Kong to Ko Samui flexibly with Cheapflights today.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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Cheap flights from Hong Kong to Ko Samui from HK$1,389

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7-10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Hong Kong to Ko Samui

Cheapest flights from Hong Kong to Ko SamuiExplore the most affordable flight options available from Hong Kong to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Explore the most affordable flight options available from Hong Kong to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Best flights from Hong Kong to Ko SamuiDiscover carefully curated flight deals from Hong Kong to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Discover carefully curated flight deals from Hong Kong to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Direct flights from Hong Kong to Ko SamuiExplore direct flight options from Hong Kong to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Explore direct flight options from Hong Kong to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Last-minute flights from Hong Kong to Ko SamuiDiscover last-minute flight deals from Hong Kong to Ko Samui. Data last updated 2 October 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to Ko Samui. Data last updated 2 October 2026 and is based on user searches.

One-way flights from Hong Kong to Ko SamuiSearch for one-way flight options from Hong Kong to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Search for one-way flight options from Hong Kong to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Find flight deals from Hong Kong to Ko Samui

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

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

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

Cheapflights Insights

How far ahead should I book a flight from Hong Kong to Ko Samui?

The price you pay for your flight from Hong Kong to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Hong Kong to Ko Samui?

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

When flying from Hong Kong to Ko Samui, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

Airfare is below average for this route at the moment.

Hong Kong to Ko Samui flights typically cost between HK$4,017 and HK$4,700 in October.The cheapest return price found within the last 5 days was HK$2,817 on Multiple Airlines (26 Oct–2 Nov).

Weekly flight availability from Hong Kong to Ko Samui

The most flights from HKG to USM are scheduled on a Monday (8 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (8 on average).

How often are flights from Hong Kong to Ko Samui delayed?

About 12% of weekly flights between Hong Kong and Ko Samui have experienced delays in the past year, with the average delay time being 151 minutes.

What is the most punctual flight time for Hong Kong to Ko Samui flights?

Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Hong Kong to Ko Samui flights?

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 12% of flights being delayed.

Reviews of airlines servicing Ko Samui

See what other customers who have flown with Bangkok Airways,泰國航空, andCathay Pacific from Hong Kong to Ko Samui have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

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

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

What are the cheapest airlines flying from Hong Kong to Ko Samui round-trip?

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

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

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

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

What is the cheapest month to book a flight from Hong Kong to Ko Samui?

Travelling to a place near Ko Samui?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Hong Kong to Ko Samui on these airlines

Choose from the following airlines for your flight from Hong Kong to Ko Samui. Flights are based on user searches made on Cheapflights and were last updated on 2 October 2026.

Alternative routes for Hong Kong to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Ko Samui by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Thailand

Book a non-stop flight to one of these other cities located in Thailand.

Search flights from Hong Kong to Ko Samui by cabin class

Find flights from Hong Kong to Ko Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hong Kong and Ko Samui flights

Browse other Hong Kong and Ko Samui flight options. Last updated on 2 October 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top 3 airlines flying from Hong Kong to Ko Samui

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

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

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

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

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Cheapest flights from Hong Kong to Ko Samui
Explore the most affordable flight options available from Hong Kong to Ko Samui. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 October 2026.

Best flights from Hong Kong to Ko Samui
Discover carefully curated flight deals from Hong Kong to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 2 October 2026.

Direct flights from Hong Kong to Ko Samui
Explore direct flight options from Hong Kong to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 2 October 2026.

Last-minute flights from Hong Kong to Ko Samui
Discover last-minute flight deals from Hong Kong to Ko Samui. Data last updated 2 October 2026 and is based on user searches.

One-way flights from Hong Kong to Ko Samui
Search for one-way flight options from Hong Kong to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 2 October 2026.

Hong Kong to Ko Samui flights typically cost between HK$4,017 and HK$4,700 in October.
The cheapest return price found within the last 5 days was HK$2,817 on Multiple Airlines (26 Oct–2 Nov).