What airport do you fly into for flights to Ko Samui?

Most people fly into Ko Samui (USM) if they book a flight to Ko Samui. Ko Samui is conveniently located just 3.3 km from Ko Samui’s city centre. On average, Ko Samui has 8 flights from Hong Kong per day from 3 airlines.

Can I find cheaper flights to Ko Samui if I am willing to have stopovers?

Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ko Samui on Cheapflights that require 1 or 2 stops for potential cost savings.

What is the best airline to fly to Ko Samui?

Based on reviews from Cheapflights users, Bangkok Airways is rated the highest out of the airlines that fly to Ko Samui.

Does Ko Samui have rental cars?

Yes. Those touching down at Ko Samui can take advantage of the car hire services offered upon their arrival.

Are there hotels close to Ko Samui?

Yes. Ko Samui has hotels nearby for those requiring accommodations. Diamond Pool Villa Samui is the closest property to Ko Samui (0.0 km away from Ko Samui).

What are the most popular airlines that fly to Ko Samui?

The most popular airlines flying from Hong Kong to Ko Samui are Bangkok Airways, Cathay Pacific and 泰國航空.

How long is the flight to Ko Samui?

On average, a flight from Hong Kong to Ko Samui takes 3 hours 20 minutes. Flights to Ko Samui from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Ko Samui

The most flights from Hong Kong to Ko Samui 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).

What are the cheapest airlines that fly to Ko Samui?

The cheapest airlines flying from Hong Kong to Ko Samui are Bangkok Airways, 泰國航空 and Cathay Pacific.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 mm 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.

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).

HK$1,389+ Cheap Flights to Ko Samui, Thailand

Flights to Ko Samui in 2026

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

Cheapest flights to Ko Samui
Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 1 October 2026.

Mon 26-1016:55 -

1 stop15h 50m

Mon 2-1107:00 -

1 stop6h 35m

Deal found 29-9HK$2,817

Wed 28-1007:50 -

1 stop9h 25m

Wed 4-1118:05 -

1 stop20h 35m

Deal found 30-9HK$2,832

Mon 2-1114:00 -

1 stop7h 30m

Thu 12-1118:05 -

1 stop20h 35m

Deal found 30-9HK$2,840

Sat 31-1016:55 -

1 stop15h 15m

Tue 3-1107:00 -

1 stop6h 35m

Deal found 29-9HK$2,864

Tue 6-1021:30 -

1 stop10h 40m

Thu 15-1018:15 -

1 stop24h 30m

Deal found 27-9HK$2,880

Sat 14-1116:55 -

1 stop15h 40m

Sat 21-1107:00 -

1 stop6h 35m

Deal found 30-9HK$2,895

Wed 28-1021:40 -

1 stop11h 30m

Tue 3-1120:30 -

1 stop7h 00m

Deal found 30-9HK$2,903

Fri 13-1116:55 -

1 stop15h 15m

Fri 20-1107:00 -

1 stop7h 55m

Deal found 29-9HK$2,927

Sat 28-1116:55 -

1 stop15h 15m

Fri 4-1207:00 -

1 stop7h 55m

Deal found 29-9HK$2,950

Thu 12-1121:40 -

1 stop10h 30m

Thu 19-1107:00 -

1 stop7h 55m

Deal found 28-9HK$2,974

Wed 11-1116:55 -

1 stop15h 15m

Wed 18-1121:10 -

1 stop6h 20m

Deal found 27-9HK$2,982

Wed 28-1007:50 -

1 stop9h 25m

Mon 2-1118:40 -

1 stop8h 50m

Deal found 30-9HK$2,989

Find flight deals to Ko Samui

Return from	HK$2,817
One-way from	HK$1,389
Popular in	December
Cheapest in	November
Average price	HK$4,394

26-10-2-11
2 total stops
22h 25m total
Hong Kong to Ko Samui

Search Deals

7-10-31-12
1 total stop
11h 50m total
Hong Kong to Ko Samui

Search Deals

Highest demand for flights based on searches. 0% potential increase in price (HK$5 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (HK$95 potential savings vs. average return price).

Search Deals

Average for return flights in October 2026

Search Deals

Fly from

Route

Departure

Return

Price

Cheapest return flight

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Fri 9-10

14:20-19:45

1 stop6h 25m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,671

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Fri 6-11

07:25-18:25

1 stop12h 00m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$1,758

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sat 7-11

07:55-20:30

2 stops13h 35m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,126

Fastest return journey

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sun 8-11

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,432

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Fri 6-11

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,440

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Mon 21-12

21:40-06:55

1 stop10h 15m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,464

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Wed 11-11

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,754

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Tue 1-12

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$2,848

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Wed 2-12

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$3,029

Hong KongKo Samui

HKG Hong Kong Intl - USM Ko Samui

HKGUSM

Hong Kong Intl

Sun 6-12

17:05-19:35

Nonstop3h 30m

Ko Samui

Wed 31-12

00:00-01:00

Nonstop0h 00m

HK$3,186

Flights are sorted by cheapest return flights first.

Deals found on 30-9

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui 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 to Ko Samui

Prices

Airlines

The price you pay for your flight to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Reviews of airlines servicing Ko Samui

See what other customers who have flown with Bangkok Airways,泰國航空, andCathay Pacific to Thailand have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Bangkok Airways

8.1

Very Good

133 reviews

Check prices

Reviews

1 / 8

10.0

Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Bangkok Airways

8.1

Very Good

133 reviews

Bangkok Airways

8.1

Very Good

133 reviews

Check prices

Reviews

1 / 8

10.0

Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

泰國航空

7.9

Good

425 reviews

Bangkok Airways

8.1

Very Good

133 reviews

Check prices

Reviews

1 / 8

10.0

Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

Cathay Pacific

7.6

Good

1,506 reviews

Bangkok Airways

8.1

Very Good

133 reviews

Check prices

Reviews

1 / 8

10.0

Excellent

Agata,Feb 2026

USM - DMK

Great short flight and free really good snack and water which I didn’t expect

FAQs about flying to Ko Samui

What airport do you fly into for flights to Ko Samui?
Most people fly into Ko Samui (USM) if they book a flight to Ko Samui. Ko Samui is conveniently located just 3.3 km from Ko Samui’s city centre. On average, Ko Samui has 8 flights from Hong Kong per day from 3 airlines.
Can I find cheaper flights to Ko Samui if I am willing to have stopovers?
Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Ko Samui on Cheapflights that require 1 or 2 stops for potential cost savings.
What is the best airline to fly to Ko Samui?
Based on reviews from Cheapflights users, Bangkok Airways is rated the highest out of the airlines that fly to Ko Samui.
Does Ko Samui have rental cars?
Yes. Those touching down at Ko Samui can take advantage of the car hire services offered upon their arrival.
Are there hotels close to Ko Samui?
Yes. Ko Samui has hotels nearby for those requiring accommodations. Diamond Pool Villa Samui is the closest property to Ko Samui (0.0 km away from Ko Samui).

See more FAQs

Ko Tao

Ko Pha Ngan

Browse thousands of different options on Cheapflights for your next trip

Flights by cabin class

Flights from Ko Samui

Flights to Thailand

Complete your trip

Popular routes

Popular destinations

Popular flights

Popular Thailand flight routes

Airlines

Search flights to Ko Samui by cabin class

First Class flights to Ko Samui

Business Class flights to Ko Samui

Prem Economy Class flights to Ko Samui

Economy Class flights to Ko Samui

Fly with Cheapflights

How does Cheapflights help users find flights to Ko Samui?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Ko Samui. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Ko Samui.

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

Yes, we can. To see specific flights to Ko Samui 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 to Ko Samui become cheaper?

Yes, and it’s super simple to set up Price Alerts. Click the bell icon next to the flight deals above and provide your email address. That’s it!

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.

HK$1,389+ Cheap flights to Ko Samui

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7-10. Fares are subject to change and may not be available on all flights or dates of travel.

Flights to Ko Samui in 2026

Cheapest flights to Ko SamuiExplore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 1 October 2026.

Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 1 October 2026.

Best flights to Ko SamuiDiscover carefully curated flight deals to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 October 2026.

Discover carefully curated flight deals to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 October 2026.

Direct flights to Ko SamuiExplore direct flight options to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 October 2026.

Explore direct flight options to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 October 2026.

Last-minute flights to Ko SamuiDiscover last-minute flight deals to Ko Samui. Data last updated 1 October 2026 and is based on user searches.

Discover last-minute flight deals to Ko Samui. Data last updated 1 October 2026 and is based on user searches.

One-way flights to Ko SamuiSearch for one-way flight options to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 1 October 2026.

Search for one-way flight options to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 1 October 2026.

Find flight deals to Ko Samui

Return from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights to Ko Samui that are best for you.

Best time to book a flight to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui with our price prediction graph.

Cheapflights Insights

When is the best time to book a flight to Ko Samui?

The price you pay for your flight to Ko Samui may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What are the cheapest airlines that fly to Ko Samui?

The cheapest airlines flying from Hong Kong to Ko Samui are Bangkok Airways, 泰國航空 and Cathay Pacific.

Weekly flight availability to Ko Samui

The most flights from Hong Kong to Ko Samui 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).

Rainfall in Ko Samui by month

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 mm 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

How long is the flight to Ko Samui?

On average, a flight from Hong Kong to Ko Samui takes 3 hours 20 minutes. Flights to Ko Samui from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

Reviews of airlines servicing Ko Samui

See what other customers who have flown with Bangkok Airways,泰國航空, andCathay Pacific to Thailand have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

FAQs about flying to Ko Samui

What airport do you fly into for flights to Ko Samui?

Can I find cheaper flights to Ko Samui if I am willing to have stopovers?

What is the best airline to fly to Ko Samui?

Does Ko Samui have rental cars?

Are there hotels close to Ko Samui?

Travelling to a place near Ko Samui?

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.

Search flights to Ko Samui by cabin class

Find flights to Ko Samui, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Find the best flight deals from Ko Samui

Some of the lowest fares we’ve come across for flights from Ko Samui.

Other flight destinations closest to Ko Samui

Book a flight to other destinations in Thailand.

Complete your trip

Reserve a car hire and hotel room to complete your trip to Ko Samui.

Most traveled routes by our users

Browse our most popular destinations

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Popular Thailand flight routes

Browse through the most popular flight routes to Thailand at this time.

Fly your favourite airline to Ko Samui

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Fly with Cheapflights

How does Cheapflights help users find flights to Ko Samui?

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

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

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

100% Free

Book With Flexibility

Travel Smart

Cheapest flights to Ko Samui
Explore the most affordable flight options available to Ko Samui. Find the lowest fares based on data from user searches, with prices last updated on 1 October 2026.

Best flights to Ko Samui
Discover carefully curated flight deals to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 1 October 2026.

Direct flights to Ko Samui
Explore direct flight options to Ko Samui based on user searches, and compare prices and availability for your desired travel dates. Data last updated 1 October 2026.

Last-minute flights to Ko Samui
Discover last-minute flight deals to Ko Samui. Data last updated 1 October 2026 and is based on user searches.

One-way flights to Ko Samui
Search for one-way flight options to Ko Samui. Find affordable one-way fares based on user searches. Data last updated 1 October 2026.