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Cheap flights from Ko Samui to Hong Kong from ฿4,615

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 9/5. Fares are subject to change and may not be available on all flights or dates of travel.
USM — HKG
8 Mar — 15 Mar1
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 6 February 2026.

Tue 24/308:15
USM
-
HKG
1 stop6h 15m
Multiple Airlines
Wed 25/314:20
HKG
-
USM
1 stop7h 10m
Multiple Airlines
Deal found 3/2฿12,960
Thu 2/406:55
USM
-
HKG
1 stop12h 20m
Multiple Airlines
Wed 8/414:20
HKG
-
USM
1 stop6h 25m
Multiple Airlines
Deal found 5/2฿13,435
Tue 10/319:45
USM
-
HKG
1 stop18h 40m
Scoot
Sat 14/316:25
HKG
-
USM
1 stop27h 25m
Scoot
Deal found 5/2฿14,415
Tue 24/311:40
USM
-
HKG
Nonstop3h 15m
Bangkok Airways
Wed 25/317:05
HKG
-
USM
Nonstop3h 30m
Bangkok Airways
Deal found 3/2฿14,699
Sat 7/308:15
USM
-
HKG
1 stop6h 25m
Multiple Airlines
Tue 10/312:15
HKG
-
USM
2 stops29h 55m
Multiple Airlines
Deal found 3/2฿15,268

Find flight deals from Ko Samui to Hong Kong

Keep the following information in mind while searching for Ko Samui to Hong Kong flight deals. Data was last updated 6 February 2026.

Round-trip from

฿12,960

One-way from

฿4,615

Popular in

August

Cheapest in

May

Average price

฿18,556
24/3-25/3
  • 24/3-25/3
  • 2 total stops
  • 13h 25m total
  • Ko Samui to Hong Kong
Search Deals
9/5
  • 9/5
  • 1 total stop
  • 10h 25m total
  • Ko Samui to Hong Kong
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (฿50,841 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿20,569 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

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 6 February 2026.
Use the filters below to find and compare flights from Ko Samui to Hong Kong that are best for you.

Fly from

Ko Samui

Fly to

Hong Kong

Route

Depart

Return

Price

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 2/4

06:55-20:15

1 stop12h 20m

Hong Kong Intl

Wed 8/4

14:20-19:45

1 stop6h 25m

฿13,435

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Tue 24/3

08:15-19:30

2 stops10h 15m

Hong Kong Intl

Wed 25/3

14:20-20:30

1 stop7h 10m

฿14,225

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Tue 10/3

19:45-15:25

1 stop18h 40m

Hong Kong Intl

Sat 14/3

16:25-18:50

1 stop27h 25m

฿14,415

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Tue 24/3

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Wed 25/3

17:05-19:35

Nonstop3h 30m

฿14,699

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 7/3

08:15-15:40

1 stop6h 25m

Hong Kong Intl

Tue 10/3

12:15-17:10

2 stops29h 55m

฿15,268

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 14/5

07:50-18:05

1 stop9h 15m

Hong Kong Intl

Mon 18/5

21:10-09:20

1 stop13h 10m

฿15,711

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sun 10/5

07:50-19:15

1 stop10h 25m

฿4,615

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 27/6

19:45-19:45

1 stop23h 00m

฿4,742

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Wed 29/4

07:50-19:15

1 stop10h 25m

฿4,742

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Fri 8/5

11:05-19:45

1 stop7h 40m

฿4,900

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 17 results
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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 month to book a flight from Ko Samui to Hong Kong?

Currently, September is the cheapest month in which you can book a flight from Ko Samui to Hong Kong (average of ฿12,233). Flying from Ko Samui to Hong Kong in August is currently the most expensive (average of ฿23,835). 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 USM to HK?

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 6 February 2026.

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

Weekly flight availability from Ko Samui to Hong Kong

Explore weekly flight availability from Ko Samui to Hong Kong. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 6 February 2026.

The most flights from USM to HK0 are scheduled on a Monday (9 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

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

About 5% of weekly flights between Ko Samui and Hong Kong have experienced delays in the past year, with the average delay time being 134 minutes.

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

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the morning 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 Friday has historically faced a higher average of delays compared to other days of the week.

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

Over the past year, Bangkok Airways have had the lowest number of delays on this route, with just 5% of flights being delayed.

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 airport do you fly from for flights from Ko Samui to Hong Kong?

    If you book a flight to Hong Kong from Ko Samui, you will be flying from Ko Samui, which is the city’s only airport. Ko Samui (USM) is located 3.3 km from the centre of Ko Samui.

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

    The Ko Samui to Hong Kong 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.

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

    Consider Thai Airways (93%), Bangkok Airways (93%) or Hong Kong Airlines (93%) 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.

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

    Currently, September is the cheapest month in which you can book a flight from Ko Samui to Hong Kong (average of ฿12,233). Flying from Ko Samui to Hong Kong in August is currently the most expensive (average of ฿23,835). 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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Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Hong Kong?

Millions of users choose and trust Cheapflights to book the best flight deals from Ko Samui to Hong Kong for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Hong Kong from Ko Samui shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Ko Samui to Hong Kong flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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