Cheap Flights from Hong Kong Intl to Samui International

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Compare Hong Kong Intl to Samui International flight deals

Find the cheapest month or even day of the year to fly to Samui International

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Flight deals from Hong Kong Intl to Samui International

Looking for a cheap last-minute deal or the best return flight from Hong Kong Intl Airport to Samui International Airport? If you want to travel next month, return fares start from $793. Find the lowest prices on one-way and return tickets right here.

Koh Samui.$723 per passenger.Departing Sat, 10 Oct, returning Sun, 18 Oct.Return flight with HK Express and Scoot.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Sat, 10 Oct, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Sun, 18 Oct, arriving in Hong Kong Intl.Price includes taxes and charges.From $723, select.

Koh Samui.$727 per passenger.Departing Mon, 8 Mar, returning Wed, 10 Mar.Return flight with HK Express and Bangkok Airways.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Mon, 8 Mar, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 10 Mar, arriving in Hong Kong Intl.Price includes taxes and charges.From $727, select.

Koh Samui.$762 per passenger.Departing Fri, 9 Apr, returning Wed, 14 Apr.Return flight with HK Express and Bangkok Airways.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Fri, 9 Apr, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 14 Apr, arriving in Hong Kong Intl.Price includes taxes and charges.From $762, select.

Koh Samui.$769 per passenger.Departing Sat, 1 May, returning Wed, 12 May.Return flight with HK Express and Bangkok Airways.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Sat, 1 May, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 12 May, arriving in Hong Kong Intl.Price includes taxes and charges.From $769, select.

Koh Samui.$769 per passenger.Departing Wed, 2 Jun, returning Thu, 10 Jun.Return flight with HK Express and Bangkok Airways.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Wed, 2 Jun, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Thu, 10 Jun, arriving in Hong Kong Intl.Price includes taxes and charges.From $769, select.

Koh Samui.$792 per passenger.Departing Mon, 22 Feb, returning Thu, 25 Feb.Return flight with Scoot.Outbound indirect flight with Scoot, departs from Hong Kong Intl on Mon, 22 Feb, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Thu, 25 Feb, arriving in Hong Kong Intl.Price includes taxes and charges.From $792, select.

Koh Samui.$793 per passenger.Departing Wed, 4 Nov, returning Wed, 11 Nov.Return flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departs from Hong Kong Intl on Wed, 4 Nov, arriving in Samui International.Inbound indirect flight with Singapore Airlines, departs from Samui International on Wed, 11 Nov, arriving in Hong Kong Intl.Price includes taxes and charges.From $793, select.

Koh Samui.$793 per passenger.Departing Thu, 29 Oct, returning Wed, 4 Nov.Return flight with Scoot.Outbound indirect flight with Scoot, departs from Hong Kong Intl on Thu, 29 Oct, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Wed, 4 Nov, arriving in Hong Kong Intl.Price includes taxes and charges.From $793, select.

Koh Samui.$805 per passenger.Departing Wed, 24 Feb, returning Thu, 4 Mar.Return flight with Scoot.Outbound indirect flight with Scoot, departs from Hong Kong Intl on Wed, 24 Feb, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Thu, 4 Mar, arriving in Hong Kong Intl.Price includes taxes and charges.From $805, select.

Koh Samui.$810 per passenger.Departing Wed, 13 Jan, returning Wed, 20 Jan.Return flight with HK Express and Bangkok Airways.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Wed, 13 Jan, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 20 Jan, arriving in Hong Kong Intl.Price includes taxes and charges.From $810, select.

Koh Samui.$820 per passenger.Departing Tue, 26 Jan, returning Wed, 3 Feb.Return flight with HK Express and Bangkok Airways.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Tue, 26 Jan, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Wed, 3 Feb, arriving in Hong Kong Intl.Price includes taxes and charges.From $820, select.

Koh Samui.$843 per passenger.Departing Mon, 22 Mar, returning Fri, 2 Apr.Return flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departs from Hong Kong Intl on Mon, 22 Mar, arriving in Samui International.Inbound indirect flight with Singapore Airlines, departs from Samui International on Fri, 2 Apr, arriving in Hong Kong Intl.Price includes taxes and charges.From $843, select.

Koh Samui.$851 per passenger.Departing Mon, 26 Apr, returning Sat, 8 May.Return flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departs from Hong Kong Intl on Mon, 26 Apr, arriving in Samui International.Inbound indirect flight with Singapore Airlines, departs from Samui International on Sat, 8 May, arriving in Hong Kong Intl.Price includes taxes and charges.From $851, select.

Koh Samui.$860 per passenger.Departing Wed, 2 Dec, returning Sun, 6 Dec.Return flight with HK Express and Bangkok Airways.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Wed, 2 Dec, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Sun, 6 Dec, arriving in Hong Kong Intl.Price includes taxes and charges.From $860, select.

Koh Samui.$863 per passenger.Departing Mon, 5 Jul, returning Wed, 14 Jul.Return flight with Scoot.Outbound indirect flight with Scoot, departs from Hong Kong Intl on Mon, 5 Jul, arriving in Samui International.Inbound indirect flight with Scoot, departs from Samui International on Wed, 14 Jul, arriving in Hong Kong Intl.Price includes taxes and charges.From $863, select.

Koh Samui.$886 per passenger.Departing Sun, 1 Aug, returning Tue, 17 Aug.Return flight with HK Express and Bangkok Airways.Outbound indirect flight with HK Express, departs from Hong Kong Intl on Sun, 1 Aug, arriving in Samui International.Inbound indirect flight with Bangkok Airways, departs from Samui International on Tue, 17 Aug, arriving in Hong Kong Intl.Price includes taxes and charges.From $886, select.

Find the cheapest month to fly from Hong Kong Intl to Samui International

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Hong Kong Intl to Samui International flights are currently cheapest in October.

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Direct flights from Hong Kong Intl to Samui International

Hong Kong Intl to Samui International: Alternative routes

Compare routes from Hong Kong Intl to Koh Samui below. You may find an airport to fly into that's cheaper, faster, or easier than Samui International.

Samui International

5km from central Koh Samui

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from $723

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Hong Kong to Koh Samui: Flight information

The things to know before you go.

Cheapest flight found	$723
Cheapest month to fly	October
Average flight time	3 hrs, 25 mins
Most popular airline	Etihad Airways
Average flights per week	56

Finding cheap flights from Hong Kong Intl to Samui International: Frequently asked questions

How much are return flights from Hong Kong Intl to Samui International?

The best price we found for a return flight from Hong Kong Intl to Samui International is $723. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

How long does it take to fly from Hong Kong Intl to Samui International?

3 hours and 25 minutes is the average flight time from Hong Kong Intl to Samui International.

Which airlines fly direct from Hong Kong Intl to Samui International?

Etihad Airways, Hong Kong Airlines and Qatar Airways fly direct from Hong Kong Intl to Samui International.

How many flights are there a week from Hong Kong Intl to Samui International?

As of October 2026, there are 56 flights per week flying from Hong Kong Intl to Samui International.

When is the cheapest time to fly from Hong Kong Intl to Samui International?

The cheapest month to fly from Hong Kong Intl to Samui International is usually October.

Which upcoming date is cheapest to fly from Hong Kong Intl Airport to Samui International Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Hong Kong Intl Airport to Samui International Airport on Saturday, 10 October 2026.

Can I get a direct flight from Hong Kong Intl Airport to Samui International Airport?

Yes – the average flight time is 3 hours and 25 minutes.

How can I find the best flight deal to Samui International?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Samui International but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Koh Samui?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Koh Samui is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Hong Kong Intl Airport to Samui International with?

Currently, HK Express and Bangkok Airways offer the cheapest flight tickets to Samui International.

Travelling from Hong Kong Intl Airport (HKG) to Samui International Airport (USM): what you need to know

Hop on a direct flight from Hong Kong Intl Airport to Samui International Airport and you'll be in the air for an average of 3 hours 25 minutes.
Koh Samui is one hour behind Hong Kong and follows the UTC+7 timezone.
Flights from HKG to USM start at 16:15 — the first with Bangkok Airways. The last departure is at 17:05 with Bangkok Airways. In total, there are seven weekly Hong Kong Intl Airport to Samui International Airport flights.
Your HKG to USM flight won't wait if you're running late, so get to the airport on time. Arrive up to one hour in advance for domestic flights and two hours ahead for international travel.
Travelling during a peak time like April? Public holidays and other popular seasons can mean longer lines at security. Play it safe and get there up to four hours ahead of an international flight and two hours before domestic departures.
Bangkok Airways is your ticket to exploring Koh Samui (and maybe even some other exciting parts of Thailand!). Check out the direct flights from Hong Kong Intl Airport to Samui International Airport offered by this carrier.
The airline with the highest number of bookings on this route is Bangkok Airways.
Bangkok Airways ranks as the leading on-time carrier for HKG to USM flights, with 86.89% of its services landing as scheduled.
If you'd like to explore another city along the way, simply uncheck 'Direct flights only' when searching for your ticket from Hong Kong Intl Airport to Samui International Airport. These are the top stopovers between HKG and USM:
- Bangkok Suvarnabhumi Airport
- Phuket Airport
- Chiang Mai Airport

How to find the cheapest flights from Hong Kong Intl Airport (HKG) to Samui International Airport (USM)

The cheapest price we've seen for a one-way Hong Kong Intl Airport to Samui International Airport flight is $332. A return fare right now is $723. Depending on the availability and when you book, these fares may change.
To score cheap tickets from HKG to USM, book as early as you can. Airlines generally offer their best fares when flights are first released.
Schedule your trip for May. That's the cheapest month for flights from Hong Kong Intl Airport to Samui International Airport. If you're flexible on when you fly, try out the 'Whole month' tool to see the lowest airfare across every month.
Cut down on the time spent looking for cheap flights from HKG to USM by creating a Price Alert. You'll get an email or notification on the app when a lower fare pops up.
Find the right flight for you by using the filters. To see the 'Best,' 'Cheapest' or 'Fastest' flights from Hong Kong Intl Airport to Samui International Airport, use the 'Sort by' tool. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Hong Kong Intl Airport (HKG)

You'll find HKG at 1 Cheong Hong Rd.
When it comes to Hong Kong Intl Airport's on-time performance, 77% of flights stick to their scheduled arrival time.
To get to Hong Kong Intl Airport from central Hong Kong, it takes about 35 minutes if you're going by car. This depends on traffic, however. It's approximately 32 kilometres from the airport to the city centre.
Catching public transport? Expect a trip time of around 25 minutes.
Get your journey off to a stress-free start by staying near HKG. Whether you're taking an early flight from Hong Kong Intl Airport to Samui International Airport or just don't want to be rushed, these stays have you covered:

Arriving at Samui International Airport (USM)

Reserve a hotel close to USM if you're on a late Hong Kong Intl Airport to Samui International Airport flight. Settle into one of these accommodation options and skip the long transfer:
Get your adventure underway by picking up a Samui International Airport rental car. Grab a set of wheels from asap car rental, Hertz or Drive Car Rental and explore beyond Koh Samui's usual tourist stops.
Lock in the lowest price by reserving your ride from Samui International Airport about four weeks in advance of your trip.

Getting from Samui International Airport (USM) to central Koh Samui

From Samui International Airport, Koh Samui is approximately 11 kilometres away. It takes around 20 minutes to reach the centre driving.
When travelling by public transport, expect a journey of roughly 30 minutes.

When to fly to Samui International Airport (USM)

It's time to work out your dates for your flight from Hong Kong Intl Airport to Samui International Airport. December is the busiest month to head to Koh Samui. If you prefer a quieter vibe, go in May.
Before locking in your flight from Hong Kong Intl Airport to Samui International Airport, consider the kind of weather you enjoy. May is the warmest month in Koh Samui, with temperatures ranging from 25ºC to 30ºC.
If you want to travel in cooler conditions, search for a cheap ticket from HKG to USM in January. Temperatures average between 23ºC and 28ºC then.

Explore more of Thailand

Koh Samui is always a good idea, but there are so many other corners of Thailand just waiting to be explored. Around 467 kilometres north of Koh Samui, a trip to Bangkok will keep you busy. Don't miss top attractions like Grand Palace, Wat Phra Kaew and Songkran Festival Silom.