Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Hong Kong to Ko Samui from HK$1,144

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 23-4. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — USM
8 Apr — 15 Apr1
1 adult

Cheapflights Tip: The best prices from Hong Kong to Ko Samui are usually found in November or September, booked 32 days in advance, depart on a Friday or Wednesday and return on a Monday

Cheap 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 3 April 2025.

Round-trip from

HK$2,218

One-way from

HK$1,144

Popular in

January

Cheapest in

November

Average price

HK$4,350

Good round-trip deal

HK$3,331 or less

Good one-way deal

HK$1,979 or less
22-5-25-5
  • 22-5-25-5
  • 2 total stops
  • 25h 15m total
  • Hong Kong to Ko Samui
Search Deals
23-4
  • 23-4
  • 1 total stop
  • 15h 25m total
  • Hong Kong to Ko Samui
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (HK$1,833 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease (HK$299 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals
Price to beat on a round-trip flight from Hong Kong to Ko Samui.
Search Deals
Price to beat on a one-way flight from Hong Kong to Ko Samui.
Search Deals

Find flight deals from Hong Kong to Ko Samui

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 3 April 2025.

Thu 22-513:30HKG - USM
1 stop18h 50mMultiple Airlines
Sun 25-507:00USM - HKG
1 stop6h 25mMultiple Airlines
Deal found 1-4HK$2,218
Sat 4-1012:25HKG - USM
1 stop20h 25mSingapore Airlines
Sat 11-1008:45USM - HKG
1 stop13h 15mSingapore Airlines
Deal found 1-4HK$3,377
Sat 4-1021:30HKG - USM
1 stop12h 50mEmirates
Sat 11-1017:50USM - HKG
1 stop23h 15mEmirates
Deal found 1-4HK$3,463
Sat 30-816:15HKG - USM
Nonstop3h 20mBangkok Airways
Sat 6-910:55USM - HKG
Nonstop3h 20mBangkok Airways
Deal found 2-4HK$3,510
Sat 26-719:20HKG - USM
1 stop13h 30mScoot
Sat 9-819:25USM - HKG
1 stop21h 55mScoot
Deal found 1-4HK$3,603
Fri 16-513:30HKG - USM
2 stops19h 05mEVA Air
Fri 23-507:00USM - HKG
2 stops12h 45mEVA Air
Deal found 1-4HK$3,852
Thu 25-1212:45HKG - USM
1 stop9h 00m泰國航空
Thu 1-107:00USM - HKG
1 stop6h 20m泰國航空
Deal found 1-4HK$4,249

Cheapflights Fare Finder

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 3 April 2025.
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

Thu 22-5

13:30-07:20

1 stop18h 50m

Ko Samui

Sun 25-5

07:00-14:25

1 stop6h 25m

HK$2,218

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Sat 30-8

16:15-18:35

Nonstop3h 20m

Ko Samui

Sat 6-9

10:55-15:15

Nonstop3h 20m

HK$3,510

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Sat 26-7

19:20-07:50

1 stop13h 30m

Ko Samui

Sat 9-8

19:25-18:20

1 stop21h 55m

HK$3,603

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Fri 16-5

13:30-07:35

2 stops19h 05m

Ko Samui

Fri 23-5

07:00-20:45

2 stops12h 45m

HK$3,852

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Wed 4-6

21:30-10:10

1 stop13h 40m

Ko Samui

Thu 12-6

08:45-18:05

1 stop8h 20m

HK$4,264

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Wed 23-4

16:55-07:20

1 stop15h 25m

HK$1,144

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Tue 29-7

19:20-07:50

1 stop13h 30m

HK$1,673

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Sat 5-7

16:15-18:35

Nonstop3h 20m

HK$2,000

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Tue 8-4

16:15-18:35

Nonstop3h 20m

HK$2,459

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Sat 10-5

18:45-20:30

2 stops50h 45m

HK$3,144

Flights are sorted by cheapest return flights first.

Deals found on 1-4

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.
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

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 28 March 2025.

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 32 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 3 April 2025.

A simple way to save on the total cost of your ticket is to fly from Hong Kong to Ko Samui at midday. If you’re flexible enough to do this you can expect to save up to 63% on your trip compared to booking a flight in the afternoon.

What is the cheapest day to fly from Hong Kong to Ko Samui?

Use this chart to determine the cheapest time to fly return from Hong Kong to Ko Samui. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Hong Kong to Ko Samui flight should consider departing on Sunday afternoons when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 3 April 2025.

The most flights from HK0 to USM are scheduled on a Monday (12 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (6 on average).

Rainfall in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average rainfall totals by month.

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.

Temperature in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average temperature totals by month.

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).

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 3 April 2025.
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
EVA Air
8.4
Very Good
1,170 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Singapore Airlines
8.1
Very Good
1,288 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Emirates
8.0
Very Good
3,193 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Bangkok Airways
7.9
Good
107 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.
Vietnam Airlines
7.6
Good
192 reviews
EVA Air
8.4
Very Good
1,170 reviews
Check prices

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

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 123 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$3,510, 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 Scoot and EVA Air - these airlines can fly you to your destination from HK$3,603 and HK$3,852, respectively. Bangkok Airways is priced at 18% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Hong Kong to Ko Samui one-way?

    HK$1,673 is the cheapest one-way deal found within the past few days, from Scoot. You may also be able to find cheap deals on Bangkok Airways and Hong Kong Airlines, with prices starting from HK$2,000 and HK$2,459, respectively.

  • 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: KLM (85%), Finnair (85%), Hong Kong Airlines( 84%).

  • What are the cheapest flights from Hong Kong to Ko Samui?

    The cheapest flight price from Hong Kong to Ko Samui is HK$1,979. On average you can expect to pay HK$2,798. The most popular route, (Hong Kong Intl - Ko Samui), can usually be booked for HK$2,218.

  • 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.

See more FAQs

Travelling to a place near Hong Kong?

Book flights to Hong Kong if you plan to visit one of these locations
Ko Tao
Ko Pha Ngan

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.

Alternative routes for Hong Kong to Ko Samui

See prices for flight routes from nearby airports that may be better suited for you.
Hong Kong to Phuket City flights
Hong Kong to Chiang Mai flights
Hong Kong to Ko Samui flights
Hong Kong to Krabi flights

Top 2 airlines flying from Hong Kong to Ko Samui

Discover the top 2 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 3 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapestHK$3,286AverageHK$4,191FlexibilityNo cancel feeOn-time74%
Search Bangkok Airways flights
Cathay PacificCheapestHK$4,201AverageHK$5,583FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific 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 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.