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Cheap flights from Ko Samui to Hong Kong from ฿4,537

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
USM — HKG
18 Oct — 25 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Ko Samui to Hong Kong

Discover tips and strategies to find the most affordable flight options for your journey from Ko Samui (USM) to Hong Kong (HKG). 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 18 September 2025.

Round-trip from

฿10,058

One-way from

฿4,537

Popular in

August

Cheapest in

May

Average price

฿15,197
4/11-19/11
  • 4/11-19/11
  • 2 total stops
  • 21h 55m total
  • Ko Samui to Hong Kong
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Scoot
  • Scoot
  • 2/10
  • 1 total stop
  • 13h 40m total
  • Ko Samui to Hong Kong
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Highest demand for flights based on searches. 4% potential increase in price (฿23,137 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (฿11,350 potential savings vs. average return price).
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Average for round-trip flights in September 2025
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Find flight deals from Ko Samui to Hong Kong

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 18 September 2025.

Tue 4/1107:00USM - HKG
1 stop6h 40mMultiple Airlines
Wed 19/1116:55HKG - USM
1 stop15h 15mMultiple Airlines
Deal found 16/9฿10,058
Sun 2/1107:00USM - HKG
1 stop6h 40mMultiple Airlines
Sat 22/1116:55HKG - USM
1 stop15h 15mMultiple Airlines
Deal found 16/9฿10,121
Tue 4/1107:55USM - HKG
1 stop5h 45mMultiple Airlines
Mon 17/1121:15HKG - USM
1 stop10h 55mMultiple Airlines
Deal found 16/9฿10,311
Tue 4/1107:00USM - HKG
1 stop6h 40mMultiple Airlines
Thu 20/1121:15HKG - USM
1 stop10h 55mMultiple Airlines
Deal found 16/9฿10,343
Sun 2/1107:00USM - HKG
1 stop6h 40mMultiple Airlines
Thu 20/1121:15HKG - USM
1 stop10h 55mMultiple Airlines
Deal found 16/9฿10,407
Tue 23/919:25USM - HKG
1 stop21h 55mMultiple Airlines
Thu 25/907:55HKG - USM
1 stop11h 05mMultiple Airlines
Deal found 16/9฿10,565
Wed 5/1108:15USM - HKG
1 stop6h 15mMultiple Airlines
Sat 22/1121:15HKG - USM
1 stop10h 55mMultiple Airlines
Deal found 16/9฿10,724
Wed 5/1108:15USM - HKG
1 stop6h 15mMultiple Airlines
Wed 19/1121:15HKG - USM
1 stop10h 55mMultiple Airlines
Deal found 16/9฿10,851
Wed 5/1108:15USM - HKG
1 stop6h 15mMultiple Airlines
Sun 16/1121:15HKG - USM
1 stop10h 55mMultiple Airlines
Deal found 16/9฿10,946
Thu 16/1008:00USM - HKG
1 stop6h 55mMultiple Airlines
Thu 23/1016:55HKG - USM
1 stop15h 25mMultiple Airlines
Deal found 18/9฿11,041
Mon 3/1108:15USM - HKG
1 stop6h 15mMultiple Airlines
Wed 19/1121:15HKG - USM
1 stop10h 55mMultiple Airlines
Deal found 16/9฿11,168
Mon 3/1108:15USM - HKG
1 stop6h 15mMultiple Airlines
Tue 18/1113:30HKG - USM
1 stop6h 25mMultiple Airlines
Deal found 16/9฿11,739

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 18 September 2025.
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 16/10

08:00-15:55

1 stop6h 55m

Hong Kong Intl

Thu 23/10

16:55-07:20

1 stop15h 25m

฿11,041

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 1/11

11:40-15:55

Nonstop3h 15m

Hong Kong Intl

Fri 21/11

21:15-07:10

1 stop10h 55m

฿12,120

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sat 1/11

07:55-14:40

1 stop5h 45m

Hong Kong Intl

Sat 22/11

13:30-20:25

1 stop7h 55m

฿12,374

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sun 19/10

19:00-05:40

2 stops9h 40m

Hong Kong Intl

Tue 21/10

16:00-21:35

1 stop6h 35m

฿13,230

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Thu 16/10

10:55-15:15

Nonstop3h 20m

Hong Kong Intl

Thu 23/10

16:15-18:35

Nonstop3h 20m

฿14,975

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Sun 19/10

10:55-15:15

Nonstop3h 20m

Hong Kong Intl

Wed 22/10

16:15-18:35

Nonstop3h 20m

฿15,102

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Mon 20/10

10:55-15:15

Nonstop3h 20m

Hong Kong Intl

Thu 23/10

16:15-18:35

Nonstop3h 20m

฿15,324

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Wed 22/10

10:55-15:15

Nonstop3h 20m

Hong Kong Intl

Thu 23/10

19:20-07:50

1 stop13h 30m

฿15,610

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Mon 20/10

10:55-15:15

Nonstop3h 20m

Hong Kong Intl

Wed 22/10

16:15-18:35

Nonstop3h 20m

฿15,642

Ko SamuiHong Kong

USM - HKG

USMHKG

Ko Samui

Wed 22/10

10:55-15:15

Nonstop3h 20m

Hong Kong Intl

Thu 23/10

16:15-18:35

Nonstop3h 20m

฿16,244

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Showing 1-10 of 20 results
1
2

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 time of day to fly from USM to HKG?

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 18 September 2025.

A simple way to save on the total cost of your ticket is to fly from Ko Samui to Hong Kong in the morning. If you’re flexible enough to do this you can expect to save up to 46% on your trip compared to booking a flight at midday.

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.

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

    The Ko Samui to Hong Kong Intl 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 Hong Kong Airlines (61%), Qatar Airways (61%) or เคแอลเอ็ม รอยัล ดัตช์ แอร์ไลน์ (61%) 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, March is the cheapest month in which you can book a flight from Ko Samui to Hong Kong (average of ฿130). Flying from Ko Samui to Hong Kong in December is currently the most expensive (average of ฿173). 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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Alternative routes for Ko Samui to Hong Kong

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Fly with Cheapflights

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

Deals for Ko Samui to Hong Kong flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Hong Kong?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Ko Samui to Hong Kong for you. Better yet — we are completely free to use.

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

Yes, we can. To see specific flights from Ko Samui to Hong Kong with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Hong Kong from Ko Samui today and book when prices fit your budget.

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