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 138 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?

Wednesday 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?

The Hong Kong Intl to Ko Samui 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 Hong Kong to Ko Samui?

Departing from Hong Kong to Ko Samui will take you 3h 30m. The distance from Hong Kong to Ko Samui is about 1272 mi. Both multi-stop and direct flights can be found to your destination and back.

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

Bangkok Airways, at £350, was found to be the cheapest airline from Hong Kong to Ko Samui.. You may be able to fly from Hong Kong to Ko Samui for 24% less than the average price by searching for this airline.

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?

The top 3 most reliable airlines when flying from Hong Kong to Ko Samui are Qatar Airways (75%), Hong Kong Airlines (73%) and KLM (73%).

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.

£142+ 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.

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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 28 September 2026.

Mon 19/1021:30 -

1 stop10h 40m

Fri 23/1008:40 -

1 stop10h 05m

Deal found 24/9£269

Tue 10/1107:50 -

1 stop6h 40m

Wed 11/1118:05 -

1 stop20h 35m

Deal found 28/9£273

Mon 9/1116:55 -

1 stop15h 50m

Mon 16/1107:00 -

1 stop6h 35m

Deal found 25/9£277

Sun 18/1013:30 -

1 stop20h 05m

Fri 23/1008:40 -

1 stop10h 05m

Deal found 24/9£294

Find flight deals from Hong Kong to Ko Samui

Round-trip from	£269
One-way from	£142
Popular in	December
Cheapest in	November
Average price	£460
Good one-way deal	£278 or less

Scoot
19/10-23/10
2 total stops
20h 45m total
Hong Kong to Ko Samui

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8/11-31/12
1 total stop
12h 00m total
Hong Kong to Ko Samui

Search Deals

High demand for flights, 0% potential price rise

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Cheapest flight prices on average. 1% potential price decrease (£7 potential savings vs. average return price).

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Average for round-trip flights in September 2026

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Price to beat on a one-way flight from Hong Kong Intl to Ko Samui.

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Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Tue 10/11

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£234

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Fri 12/3

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£265

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sat 13/3

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£265

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Wed 11/11

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£265

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Tue 23/3

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£265

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

£274

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

£274

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sun 8/11

00:50-10:35

2 stops10h 45m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£299

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sat 27/3

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£370

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Mon 8/3

22:55-15:35

2 stops17h 40m

Ko Samui

Wed 31/12

00:00-01:00

Nonstop0h 00m

£373

Flights are sorted by cheapest return flights first.

Deals found on 26/9

Showing 1-10 of 23 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 £369). Flying from Hong Kong to Ko Samui in December is currently the most expensive (average of £567). 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 £387 and £452 in October.
The cheapest return price found within the last 5 days was £269 on Multiple Airlines (19 Oct–23 Oct).

Reviews of airlines servicing Ko Samui

See what other customers who have flown with Bangkok Airways 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

Related info for your journey

How popular is this Hong Kong to Ko Samui flight route?
The Hong Kong Intl to Ko Samui 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 Hong Kong to Ko Samui?
Departing from Hong Kong to Ko Samui will take you 3h 30m. The distance from Hong Kong to Ko Samui is about 1272 mi. Both multi-stop and direct flights can be found to your destination and back.
What is the cheapest airline to fly from Hong Kong to Ko Samui round-trip?
Bangkok Airways, at £350, was found to be the cheapest airline from Hong Kong to Ko Samui.. You may be able to fly from Hong Kong to Ko Samui for 24% less than the average price by searching for this airline.
What are the most reliable airlines from Hong Kong to Ko Samui?
The top 3 most reliable airlines when flying from Hong Kong to Ko Samui are Qatar Airways (75%), Hong Kong Airlines (73%) and KLM (73%).
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 £369). Flying from Hong Kong to Ko Samui in December is currently the most expensive (average of £567). 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.

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Top airline flying from Hong Kong to Ko Samui

Airline	Cheapest	Average	Flexibility	On-time
Bangkok Airways	Cheapest£350	Average£414	FlexibilityNo cancel fee	On-time74%	Search Bangkok Airways flights

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

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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?

Need flexible booking options for your flight to Ko Samui from Hong Kong? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

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Cheap flights from Hong Kong to Ko Samui from £142

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/11. 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 28 September 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 28 September 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 28 September 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 28 September 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 28 September 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 28 September 2026.

Last-minute flights from Hong Kong to Ko SamuiDiscover last-minute flight deals from Hong Kong to Ko Samui. Data last updated 28 September 2026 and is based on user searches.

Discover last-minute flight deals from Hong Kong to Ko Samui. Data last updated 28 September 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 28 September 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 28 September 2026.

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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 £387 and £452 in October.The cheapest return price found within the last 5 days was £269 on Multiple Airlines (19 Oct–23 Oct).

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 138 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?

Wednesday 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 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

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

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

What is the cheapest airline to fly 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?

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Alternative routes for Hong Kong to Ko Samui

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

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Search flights from Hong Kong to Ko Samui by cabin class

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Other flights to Ko Samui

Explore flights to Ko Samui departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 28 September 2026.

Hong Kong and Ko Samui flights

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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 28 September 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 28 September 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 28 September 2026.

Last-minute flights from Hong Kong to Ko Samui
Discover last-minute flight deals from Hong Kong to Ko Samui. Data last updated 28 September 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 28 September 2026.

Hong Kong to Ko Samui flights typically cost between £387 and £452 in October.
The cheapest return price found within the last 5 days was £269 on Multiple Airlines (19 Oct–23 Oct).