$207 Cheap Flights from Hong Kong (HKG) to Samui Intl. Airport (USM)

View $207 flight on Wed, May 14, 2025Opens in a new window

Popular airlines from Hong Kong International Airport (HKG) to Samui Intl. Airport (USM)

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Find available prices by choosing your travel dates.

Cheap Flights from Hong Kong to Samui Intl. Airport (HKG-USM)

Prices were available within the past 7 days and start at $207 for one-way flights and $399 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Thu, May 15 - Sat, May 17
HKG
Hong Kong SAR
USM
Koh Samui
$399 Roundtrip, found 5 days ago
$399
Roundtrip
found 5 days ago
Select Scoot flight, departing Thu, May 15 from Hong Kong SAR to Koh Samui, returning Sat, May 17, priced at $399 found 5 days ago
Scoot
Wed, May 14 - Sun, May 18
HKG
Hong Kong SAR
USM
Koh Samui
$407 Roundtrip, found 8 hours ago
$407
Roundtrip
found 8 hours ago
Select Scoot flight, departing Wed, May 14 from Hong Kong SAR to Koh Samui, returning Sun, May 18, priced at $407 found 8 hours ago
Scoot
Wed, May 14 - Wed, May 21
HKG
Hong Kong SAR
USM
Koh Samui
$415 Roundtrip, found 16 hours ago
$415
Roundtrip
found 16 hours ago
Select Scoot flight, departing Wed, May 14 from Hong Kong SAR to Koh Samui, returning Wed, May 21, priced at $415 found 16 hours ago
Scoot
Sat, May 10 - Sun, May 18
HKG
Hong Kong SAR
USM
Koh Samui
$418 Roundtrip, found 3 days ago
$418
Roundtrip
found 3 days ago
Select Scoot flight, departing Sat, May 10 from Hong Kong SAR to Koh Samui, returning Sun, May 18, priced at $418 found 3 days ago
Scoot
Thu, May 15 - Thu, May 22
HKG
Hong Kong SAR
USM
Koh Samui
$422 Roundtrip, found 4 days ago
$422
Roundtrip
found 4 days ago
Select Scoot flight, departing Thu, May 15 from Hong Kong SAR to Koh Samui, returning Thu, May 22, priced at $422 found 4 days ago
Scoot
Sun, May 11 - Sat, May 24
HKG
Hong Kong SAR
USM
Koh Samui
$422 Roundtrip, found 2 days ago
$422
Roundtrip
found 2 days ago
Select Scoot flight, departing Sun, May 11 from Hong Kong SAR to Koh Samui, returning Sat, May 24, priced at $422 found 2 days ago
Emirates
Mon, Jun 2 - Thu, Jun 12
HKG
Hong Kong SAR
USM
Koh Samui
$424 Roundtrip, found 3 days ago
$424
Roundtrip
found 3 days ago
Select Emirates flight, departing Mon, Jun 2 from Hong Kong SAR to Koh Samui, returning Thu, Jun 12, priced at $424 found 3 days ago
Thai Airways International
Tue, May 20 - Mon, May 26
HKG
Hong Kong SAR
USM
Koh Samui
$471 Roundtrip, found 1 day ago
$471
Roundtrip
found 1 day ago
Select Thai Airways International flight, departing Tue, May 20 from Hong Kong SAR to Koh Samui, returning Mon, May 26, priced at $471 found 1 day ago
EVA Airways
Sat, Dec 27 - Fri, Jan 2
HKG
Hong Kong SAR
USM
Koh Samui
$596 Roundtrip, just found
$596
Roundtrip
just found
Select EVA Airways flight, departing Sat, Dec 27 from Hong Kong SAR to Koh Samui, returning Fri, Jan 2, priced at $596 just found
Cathay Pacific
Sat, Jul 12 - Mon, Jul 14
HKG
Hong Kong SAR
USM
Koh Samui
$615 Roundtrip, found 15 hours ago
$615
Roundtrip
found 15 hours ago
Select Cathay Pacific flight, departing Sat, Jul 12 from Hong Kong SAR to Koh Samui, returning Mon, Jul 14, priced at $615 found 15 hours ago
Flights from Hong Kong (HKG) to Samui Intl. Airport (USM)
Origin airport
Hong Kong Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways, Cathay Pacific, EVA Airways, Hong Kong Airlines, Scoot, Thai Airways International
Roundtrip price
$398
Distance
1273 mi

Hong Kong to Samui Intl. Airport Flights

The cheapest times to fly from Hong Kong to Samui Intl. Airport

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Hong Kong to Samui Intl. Airport are during the month of May. You can find some of the cheapest flights from Hong Kong to Samui Intl. Airport with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Hong Kong to Samui Intl. Airport

Sunday is one of the best days to book for cheap flights from Hong Kong to Samui Intl. Airport: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Hong Kong to Samui Intl. Airport

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Hong Kong to Samui Intl. Airport in 2025. You can also book with separate airlines for your outbound and return journeys, from $207 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Hong Kong to Samui Intl. Airport flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Hong Kong to Samui Intl. Airport airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How long does it take to fly from Chek Lap Kok Intl. Airport to Ko Samui Airport?
With Bangkok Airways, a direct flight takes roughly 3 hours and 20 minutes. Take the 4:15PM flight from HKG and arrive at USM at 6:35PM. Walk away with a fantastic deal on this and many other routes when you use Expedia to arrange your trip.
Is it cheaper to buy a plane ticket from Chek Lap Kok Intl. Airport to Ko Samui Airport (USM) last minute?
Being a spontaneous soul is a fabulous way to see the world, but it isn’t necessarily the cleverest way to score a cheap plane ticket. It’s better to book your HKG to USM trip well ahead of time instead of leaving it till the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. You can unleash your spontaneous side when you get to USM!
What airline has the least delays from Hong Kong Intl. Airport (HKG) to Ko Samui Airport?
Jet off with Bangkok Airways from Chek Lap Kok Intl. Airport to USM and arrive at the time listed on your boarding card. This carrier tops the list on this route, with an on-time score of 96%. If your flight happens to get delayed, the Expedia App will keep you in the loop. Our handy app will give you immediate trip alerts, from flight delays to gate changes.
What airports do you fly into for Koh Samui from Hong Kong?
Hong Kong to Koh Samui flights arrive at Ko Samui Airport (USM). Check in to your hotel and then explore some of the city’s best attractions, such as Namuang Waterfall 1 and Hin Ta and Hin Yai. The airport is around 6 mi northeast of central Koh Samui.
What are the most popular departure times for flights from Chek Lap Kok Intl. Airport to Ko Samui Airport (USM)?
For Bangkok Airways flights heading from HKG to Ko Samui Airport (USM), the most popular period is between 4:00 PM - 5:00 PM. If you want to avoid delays, book a morning flight. This way you can escape the heavy air traffic that accumulates in the afternoon and evening.
Can I change the date of my flight from Chek Lap Kok Intl. Airport to Ko Samui Airport?
Life can throw a spanner in your plans, so Expedia is here to help make amending your trip as easy as possible. To start, find your Chek Lap Kok Intl. Airport to USM itinerary through the Expedia Trips portal and read the ticket rules and conditions about what changes you can make. If you purchased your airfare in the last 24 hours, some carriers will let you cancel at no cost and organize new flights. If you bought your fare more than 24 hours ago, get in touch with us via our Customer Service portal to see how we can assist.

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*Available to One Key members.