Ko Samui

$191+ Cheap flights from Hong Kong (HKG) to Ko Samui (USM)

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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
HKG — USM
Mar 31 — Apr 71
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Find cheap flights from Hong Kong to Ko Samui with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
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Cheapflights Tip: The best prices from Hong Kong Intl to Ko Samui are usually found in November or September, booked 32 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Hong Kong to Ko Samui

Discover tips and strategies to find the most affordable flight options for your journey from Hong Kong (HKG) to Ko Samui (USM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 26, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$288
(Mytrip)

One-way from

$191
(Mytrip)

Popular in

January

Cheapest in

November

Average price

$573

Good round-trip deal

$501 or less

Good one-way deal

$338 or less
Provider with most accurate pricing for Hong Kong Intl-Ko Samui flight deals.
Provider most trusted by Cheapflights users for Hong Kong Intl-Ko Samui flights.
From Hong Kong Intl to Ko Samui
One-way flight from Hong Kong Intl to Ko Samui
Highest demand for flights based on searches. 4% potential increase in price ($27 potential increase over avg. RT price).
Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from Hong Kong Intl to Ko Samui.
Price to beat on a one-way flight from Hong Kong Intl to Ko Samui.

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 March 26, 2025.

This Mytrip deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/27:40 amHKG - USM
1 stop8h 05mMultiple Airlines
Sun 9/77:00 amUSM - HKG
1 stop6h 25mMultiple Airlines
Deal found 3/24$288
This Emirates deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/79:30 pmHKG - USM
1 stop12h 50mEmirates
Wed 5/218:45 amUSM - HKG
1 stop8h 20mEmirates
Deal found 3/25$423
This Trip.com deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/24:15 pmHKG - USM
Nonstop3h 20mBangkok Airways
Sun 9/710:55 amUSM - HKG
Nonstop3h 20mBangkok Airways
Deal found 3/24$458
This oojo deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/251:30 pmHKG - USM
2 stops18h 50mEVA Air
Sat 5/317:00 amUSM - HKG
2 stops11h 55mEVA Air
Deal found 3/24$497
This Gotogate deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/24:15 pmHKG - USM
Nonstop3h 20mCathay Pacific
Sun 9/710:55 amUSM - HKG
Nonstop3h 20mCathay Pacific
Deal found 3/24$592
This Vietnam Airlines deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/56:45 pmHKG - USM
2 stops22h 50mVietnam Airlines
Sun 6/810:05 amUSM - HKG
2 stops26h 25mVietnam Airlines
Deal found 3/25$648
This oojo deal was found by Cheapflights users on 3/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/711:20 amHKG - USM
2 stops11h 15mPhilippine Airlines
Wed 5/217:10 pmUSM - HKG
2 stops16h 15mPhilippine Airlines
Deal found 3/25$719
This FlightHub deal was found by Cheapflights users on 3/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/271:20 amHKG - USM
1 stop7h 40mScoot
Mon 3/318:45 amUSM - HKG
1 stop8h 35mScoot
Deal found 3/24$1,042

Cheapflights Fare Finder

Customize 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 2,558,603 searches. Data last updated March 26, 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

Depart

Return

Price

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Tue 9/2

7:40 am-2:45 pm

1 stop8h 05m

Ko Samui

Sun 9/7

7:00 am-2:25 pm

1 stop6h 25m

$288

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Wed 5/7

9:30 pm-9:20 am

1 stop12h 50m

Ko Samui

Wed 5/21

8:45 am-6:05 pm

1 stop8h 20m

$423

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Tue 9/2

4:15 pm-6:35 pm

Nonstop3h 20m

Ko Samui

Sun 9/7

10:55 am-3:15 pm

Nonstop3h 20m

$458

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Sun 5/25

1:30 pm-7:20 am

2 stops18h 50m

Ko Samui

Sat 5/31

7:00 am-7:55 pm

2 stops11h 55m

$497

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Tue 9/2

4:15 pm-6:35 pm

Nonstop3h 20m

Ko Samui

Sun 9/7

10:55 am-3:15 pm

Nonstop3h 20m

$592

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Thu 6/5

6:45 pm-4:35 pm

2 stops22h 50m

Ko Samui

Sun 6/8

10:05 am-1:30 pm

2 stops26h 25m

$648

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Wed 5/7

11:20 am-9:35 pm

2 stops11h 15m

Ko Samui

Wed 5/21

7:10 pm-12:25 pm

2 stops16h 15m

$719

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Sun 4/20

8:10 pm-8:25 pm

1 stop25h 15m

$191

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Sat 5/10

4:15 pm-6:35 pm

Nonstop3h 20m

$288

Hong KongKo Samui

HKG - USM

HKGUSM

Hong Kong Intl

Sat 5/10

6:45 pm-9:35 pm

2 stops51h 50m

$406

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/25

Showing 1-10 of 13 results
1
2

Compare providers for flights from Hong Kong to Ko Samui

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Hong Kong to Ko Samui in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Hong Kong-Ko Samui flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hong Kong-Ko Samui flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hong Kong-Ko Samui flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hong Kong-Ko Samui flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hong Kong-Ko Samui flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Hong Kong to Ko Samui. Price data was last updated on March 21, 2025.

The best time to book flights from Hong Kong to Ko Samui is 32 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest time of day to fly from HKG 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 March 26, 2025.

It’s typically best to fly out from Hong Kong to Ko Samui at noon. Doing so could potentially save you 68% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 2.3 - 19.3 inches per month. November is typically the wettest month, when rainfall can reach 19.3 in. February is typically the driest time to visit Ko Samui when rainfall is around 2.3 in.

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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 80.6 F).

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 March 26, 2025.
Read reviews from past customers who have flown EVA Air, Emirates and Bangkok Airways from Hong Kong to Ko Samui. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

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.

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

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.

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

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.

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

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.

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

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.

Overall

8.4

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Food

8.1

Crew

8.6

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

    To fly from Hong Kong to Ko Samui, you need to book a flight from Hong Kong Intl (HKG) to Ko Samui (USM). Nonstop flights to Ko Samui from Hong Kong Intl take 3h 20m on average. When it comes time to book airfare, you have a few options: there are 6 outbound flights from Hong Kong Intl to Ko Samui offered by 2 different airlines.

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

    Flying on Emirates is currently your cheapest option to Ko Samui, with prices starting at $423. Additional round-trip tickets that might be worth considering are offered by Bangkok Airways and EVA Air, with the lowest prices starting at $458 and $497, respectively. Emirates is priced at 23% 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?

    The cheapest airlines for a one-way flight from Hong Kong to Ko Samui are Bangkok Airways ($288), Vietnam Airlines ($406), and Philippine Airlines ($429).

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

    Consider KLM (86%), Hong Kong Airlines (85%) or Qatar Airways (85%) when booking your flight. These represent the most reliable airlines when flying from Hong Kong to Ko Samui.

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

    While on average a flight from Hong Kong to Ko Samui is generally $514, our data shows the cheapest flight currently is $259. When looking at the most popular route, (Hong Kong Intl - Ko Samui), you can expect to pay $293 for that flight.

  • 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 vacation 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

Traveling 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

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Alternative routes for Hong Kong to Ko Samui

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

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 2,558,603 searches. Data last updated March 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
Bangkok AirwaysCheapest$450Average$564FlexibilityNo cancel feeOn-time74%
Cathay PacificCheapest$543Average$766FlexibilityNo cancel feeOn-time72%
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