Cheap flights from Hong Kong to Ko Samui from HK$1,210
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 16-3. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — USM
2 Mrz — 9 Mrz1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Hong Kong to Ko Samui are usually found in September or November, booked 29 days in advance, depart on a Friday or Wednesday and return on a Monday
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 31 Januar 2026.
Mo 20-416:55
HKG
-
USM
1 stop15h 15m
Multiple Airlines
Mo 25-507:50
USM
-
HKG
1 stop28h 15m
Multiple Airlines
Deal found 29-1HK$2,577
Sa 30-516:55
HKG
-
USM
1 stop15h 15m
Multiple Airlines
Mo 8-606:00
USM
-
HKG
1 stop7h 20m
Multiple Airlines
Deal found 29-1HK$2,788
Mo 20-413:30
HKG
-
USM
1 stop9h 05m
Multiple Airlines
Do 23-406:00
USM
-
HKG
1 stop7h 20m
Multiple Airlines
Deal found 29-1HK$2,811
Di 17-316:20
HKG
-
USM
1 stop16h 40m
Multiple Airlines
Sa 21-308:15
USM
-
HKG
1 stop6h 25m
Multiple Airlines
Deal found 29-1HK$3,022
Fr 20-320:30
HKG
-
USM
1 stop12h 20m
Multiple Airlines
Fr 27-308:15
USM
-
HKG
1 stop6h 15m
Multiple Airlines
Deal found 30-1HK$3,186
Di 17-316:20
HKG
-
USM
1 stop16h 40m
Multiple Airlines
So 22-308:50
USM
-
HKG
1 stop13h 35m
Multiple Airlines
Deal found 29-1HK$3,209
Sa 3-1012:35
HKG
-
USM
1 stop7h 15m
Singapore Airlines
Sa 10-1008:40
USM
-
HKG
1 stop7h 25m
Singapore Airlines
Deal found 31-1HK$3,248
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 31 Januar 2026.
Mo 20-413:30
HKG
-
USM
1 stop9h 05m
Multiple Airlines
Do 23-406:00
USM
-
HKG
1 stop7h 20m
Multiple Airlines
Deal found 29-1HK$2,811
Fr 20-317:05
HKG
-
USM
Nonstop3h 30m
Bangkok Airways
Fr 27-311:40
USM
-
HKG
Nonstop3h 15m
Bangkok Airways
Deal found 29-1HK$3,475
Di 17-316:20
HKG
-
USM
1 stop16h 40m
Multiple Airlines
Sa 21-308:15
USM
-
HKG
1 stop6h 25m
Multiple Airlines
Deal found 29-1HK$3,022
Fr 20-320:30
HKG
-
USM
1 stop12h 20m
Multiple Airlines
Fr 27-308:15
USM
-
HKG
1 stop6h 15m
Multiple Airlines
Deal found 30-1HK$3,186
Mi 18-316:25
HKG
-
USM
1 stop16h 35m
Multiple Airlines
So 22-308:15
USM
-
HKG
1 stop6h 25m
Multiple Airlines
Deal found 29-1HK$3,295
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 31 Januar 2026.
Fr 20-317:05
HKG
-
USM
Nonstop3h 30m
Bangkok Airways
Di 24-311:40
USM
-
HKG
Nonstop3h 15m
Bangkok Airways
Deal found 29-1HK$3,467
Fr 20-317:05
HKG
-
USM
Nonstop3h 30m
Bangkok Airways
Fr 27-311:40
USM
-
HKG
Nonstop3h 15m
Bangkok Airways
Deal found 31-1HK$3,475
Mo 20-417:20
HKG
-
USM
Nonstop3h 20m
Bangkok Airways
Do 23-411:55
USM
-
HKG
Nonstop3h 25m
Bangkok Airways
Deal found 29-1HK$3,561
So 19-717:20
HKG
-
USM
Nonstop3h 20m
Bangkok Airways
Fr 24-711:55
USM
-
HKG
Nonstop3h 25m
Bangkok Airways
Deal found 30-1HK$3,779
Mo 6-417:20
HKG
-
USM
Nonstop3h 20m
Bangkok Airways
So 12-411:55
USM
-
HKG
Nonstop3h 25m
Bangkok Airways
Deal found 29-1HK$3,803
Di 12-517:20
HKG
-
USM
Nonstop3h 20m
Bangkok Airways
Fr 15-511:55
USM
-
HKG
Nonstop3h 25m
Bangkok Airways
Deal found 30-1HK$3,943
Last-minute flights from Hong Kong to Ko Samui
Discover last-minute flight deals from Hong Kong to Ko Samui. Data last updated 31 Januar 2026 and is based on user searches.
So 1-214:20
HKG
-
USM
1 stop18h 05m
Multiple Airlines
Sa 7-219:00
USM
-
HKG
2 stops17h 05m
Multiple Airlines
Deal found 29-1HK$4,474
So 1-220:20
HKG
-
USM
3 stops45h 50m
Multiple Airlines
Di 3-221:40
USM
-
HKG
1 stop16h 00m
Multiple Airlines
Deal found 31-1HK$4,818
So 1-217:05
HKG
-
USM
Nonstop3h 30m
Bangkok Airways
Sa 7-211:40
USM
-
HKG
Nonstop3h 15m
Bangkok Airways
Deal found 29-1HK$4,904
So 1-217:05
HKG
-
USM
Nonstop3h 30m
Bangkok Airways
Di 3-211:40
USM
-
HKG
Nonstop3h 15m
Bangkok Airways
Deal found 31-1HK$5,200
Do 12-214:20
HKG
-
USM
1 stop7h 10m
Multiple Airlines
Mo 16-219:00
USM
-
HKG
2 stops16h 25m
Multiple Airlines
Deal found 29-1HK$4,763
Do 12-222:10
HKG
-
USM
1 stop10h 25m
Bangkok Airways
Mo 16-211:40
USM
-
HKG
Nonstop3h 15m
Bangkok Airways
Deal found 29-1HK$5,802
Di 17-220:30
HKG
-
USM
1 stop14h 55m
Multiple Airlines
Mo 23-219:00
USM
-
HKG
2 stops16h 25m
Multiple Airlines
Deal found 30-1HK$5,669
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 31 Januar 2026.
Mo 16-316:25
HKG
-
USM
1 stop25h 45m
Scoot
Deal found 30-1HK$1,210
So 26-420:45
HKG
-
USM
1 stop14h 25m
Scoot
Deal found 30-1HK$1,234
Mo 20-413:30
HKG
-
USM
1 stop18h 40m
Multiple Airlines
Deal found 31-1HK$1,398
Di 9-616:55
HKG
-
USM
1 stop15h 15m
Multiple Airlines
Deal found 29-1HK$1,429
Di 17-307:25
HKG
-
USM
1 stop14h 25m
Multiple Airlines
Deal found 31-1HK$1,616
Fr 20-314:20
HKG
-
USM
1 stop18h 30m
Multiple Airlines
Deal found 29-1HK$1,632
So 19-721:30
HKG
-
USM
1 stop10h 40m
Multiple Airlines
Deal found 29-1HK$1,780
Mo 16-314:20
HKG
-
USM
2 stops19h 05m
Multiple Airlines
Deal found 30-1HK$1,788
Mi 29-412:35
HKG
-
USM
2 stops20h 10m
Multiple Airlines
Deal found 30-1HK$1,866
Find flight deals from Hong Kong to Ko Samui
Keep the following information in mind while searching for Hong Kong to Ko Samui flight deals. Data was last updated 31 Januar 2026.
Customise your flight search to find flights from Hong Kong to Ko Samui 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 70,647 searches. Data last updated 31 Januar 2026.
Use the filters below to find and compare flights from Hong Kong to Ko Samui that are best for you.
Fly from
Hong Kong
Fly to
Ko Samui
Route
Departure
Return
Price
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Mo 20-4
13:30-21:35
1 stop9h 05m
Ko Samui
Do 23-4
06:00-14:20
1 stop7h 20m
HK$2,811
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Di 17-3
16:20-08:00
1 stop16h 40m
Ko Samui
Sa 21-3
08:15-15:40
1 stop6h 25m
HK$3,022
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Fr 20-3
20:30-07:50
1 stop12h 20m
Ko Samui
Fr 27-3
08:15-15:30
1 stop6h 15m
HK$3,186
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Mi 18-3
16:25-08:00
1 stop16h 35m
Ko Samui
So 22-3
08:15-15:40
1 stop6h 25m
HK$3,295
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Fr 20-3
17:05-19:35
Nonstop3h 30m
Ko Samui
Fr 27-3
11:40-15:55
Nonstop3h 15m
HK$3,475
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Di 21-4
13:30-07:10
1 stop18h 40m
HK$1,398
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Mo 20-4
14:20-19:45
1 stop6h 25m
HK$1,413
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Di 17-3
07:25-20:50
1 stop14h 25m
HK$1,616
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Di 24-3
14:20-07:45
1 stop18h 25m
HK$1,616
Hong KongKo Samui
HKG - USM
HKGUSM
Hong Kong Intl
Fr 20-3
20:30-20:50
2 stops25h 20m
HK$1,788
Flights are sorted by cheapest return flights first.
Deals found on 31-1
Showing 1-10 of 14 results
1
2
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
HK0-USM
HKG-USM
How far ahead should I book a flight from Hong Kong to Ko Samui?
Use this chart to determine the optimal time to book a return flight from Hong Kong to Ko Samui. Price data was last updated on 23 January 2026.
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 29 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, June is the cheapest month in which you can book a flight from Hong Kong to Ko Samui (average of HK$2,100). Flying from Hong Kong to Ko Samui in February is currently the most expensive (average of HK$3,928). 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 HK to USM?
Find hourly flight availability from Hong Kong to Ko Samui. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 31 Januar 2026.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hong Kong to Ko Samui as you normally would.
Weekly flight availability from Hong Kong to Ko Samui
Explore weekly flight availability from Hong Kong to Ko Samui. 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 31 Januar 2026.
The most flights from HK0 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 13% of weekly flights between Hong Kong and Ko Samui have experienced delays in the past year, with the average delay time being 116 minutes.
What is the most punctual flight time for Hong Kong to Ko Samui flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the early afternoon 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 Sunday 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, Cathay Pacific have had the lowest number of delays on this route, with just 13% of flights being delayed.
Reviews of airlines servicing Ko Samui
Get insights into the airlines that provide service to Ko Samui. 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 Ko Samui. Reviews last updated 31 Januar 2026.
Read reviews from past customers who have flown with Bangkok Airways, 泰國航空, andCathay Pacific
from Hong Kong to Ko Samui. 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.
Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Flight was as expected: up and down at the right time and location without drama. Kayak needs to modify this survey to allow for “N/A.” For example, we didn’t use the entertainment system but are forced to rate it. In this case, the results are skewed and may lead to incorrect assumptions.
Related info for your journey
Find useful and relevant information for your journey from Hong Kong to Ko Samui. 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 into for flights to Ko Samui from Hong Kong?
Most people fly into Ko Samui (USM) if they book a flight to Ko Samui from Hong Kong. Ko Samui is conveniently located just 3.3 km from Ko Samui’s city centre.
How popular is this Hong Kong to Ko Samui flight route?
This flight path from Hong Kong to Ko Samui was viewed by 52 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the cheapest airlines flying from Hong Kong to Ko Samui round-trip?
Currently priced at HK$2,618, 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$4,169 and HK$4,602, respectively. Bangkok Airways is priced at 40% 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?
Before booking your flight to Ko Samui from Hong Kong, have a look at the most reliable airlines to get you to your destination on time: Hong Kong Airlines (85%), Qatar Airways (85%), KLM( 85%).
What are the cheapest flights from Hong Kong to Ko Samui?
The cheapest flight price from Hong Kong to Ko Samui is HK$3,604. On average you can expect to pay HK$5,398. The most popular route, (Hong Kong Intl - Ko Samui), can usually be booked for HK$2,811.
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, June is the cheapest month in which you can book a flight from Hong Kong to Ko Samui (average of HK$2,100). Flying from Hong Kong to Ko Samui in February is currently the most expensive (average of HK$3,928). 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.
Discover the top 3 airlines that operate flights from Hong Kong to Ko Samui. 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 70,647 searches. Data last updated 31 Januar 2026.
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 Hong Kong to Ko Samui?
Cheapflights makes it easy to find Hong Kong to Ko Samui flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Hong Kong to Ko Samui?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Hong Kong to Ko Samui for you. Better yet — we are completely free to use.
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?
Yes, Cheapflights offers price alerts on Hong Kong to Ko Samui flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book With Flexibility
Our users can plan ahead with confidence and find flights with no change fees.
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.