$208 Cheap Flights from Hong Kong (HKG) to Samui Intl. Airport (USM)

View $208 flight on Mon, Jan 12, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $208 for one-way flights and $402 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Thu, Mar 5 - Fri, Mar 13
HKG
Hong Kong SAR
USM
Koh Samui
$402 Roundtrip, found 2 days ago
$402
Roundtrip
found 2 days ago
Select Singapore Airlines flight, departing Thu, Mar 5 from Hong Kong SAR to Koh Samui, returning Fri, Mar 13, priced at $402 found 2 days ago
Singapore Airlines
Tue, Oct 14 - Tue, Oct 21
HKG
Hong Kong SAR
USM
Koh Samui
$403 Roundtrip, found 1 day ago
$403
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Tue, Oct 14 from Hong Kong SAR to Koh Samui, returning Tue, Oct 21, priced at $403 found 1 day ago
Singapore Airlines
Mon, May 11 - Thu, May 14
HKG
Hong Kong SAR
USM
Koh Samui
$406 Roundtrip, found 6 days ago
$406
Roundtrip
found 6 days ago
Select Singapore Airlines flight, departing Mon, May 11 from Hong Kong SAR to Koh Samui, returning Thu, May 14, priced at $406 found 6 days ago
Scoot
Mon, May 11 - Thu, May 14
HKG
Hong Kong SAR
USM
Koh Samui
$414 Roundtrip, found 6 days ago
$414
Roundtrip
found 6 days ago
Select Scoot flight, departing Mon, May 11 from Hong Kong SAR to Koh Samui, returning Thu, May 14, priced at $414 found 6 days ago
Scoot
Fri, Oct 10 - Fri, Oct 17
HKG
Hong Kong SAR
USM
Koh Samui
$419 Roundtrip, found 4 days ago
$419
Roundtrip
found 4 days ago
Select Scoot flight, departing Fri, Oct 10 from Hong Kong SAR to Koh Samui, returning Fri, Oct 17, priced at $419 found 4 days ago
Scoot
Mon, May 11 - Thu, May 14
HKG
Hong Kong SAR
USM
Koh Samui
$419 Roundtrip, found 6 days ago
$419
Roundtrip
found 6 days ago
Select Scoot flight, departing Mon, May 11 from Hong Kong SAR to Koh Samui, returning Thu, May 14, priced at $419 found 6 days ago
Scoot
Sat, Oct 11 - Wed, Oct 15
HKG
Hong Kong SAR
USM
Koh Samui
$420 Roundtrip, found 5 days ago
$420
Roundtrip
found 5 days ago
Select Scoot flight, departing Sat, Oct 11 from Hong Kong SAR to Koh Samui, returning Wed, Oct 15, priced at $420 found 5 days ago
EVA Airways
Mon, Dec 15 - Fri, Dec 19
HKG
Hong Kong SAR
USM
Koh Samui
$524 Roundtrip, found 1 day ago
$524
Roundtrip
found 1 day ago
Select EVA Airways flight, departing Mon, Dec 15 from Hong Kong SAR to Koh Samui, returning Fri, Dec 19, priced at $524 found 1 day ago
Emirates
Sun, May 31 - Mon, Jun 8
HKG
Hong Kong SAR
USM
Koh Samui
$548 Roundtrip, found 19 hours ago
$548
Roundtrip
found 19 hours ago
Select Emirates flight, departing Sun, May 31 from Hong Kong SAR to Koh Samui, returning Mon, Jun 8, priced at $548 found 19 hours ago
Hong Kong Airlines
Sat, Jan 3 - Tue, Jan 6
HKG
Hong Kong SAR
USM
Koh Samui
$615 Roundtrip, found 6 hours ago
$615
Roundtrip
found 6 hours ago
Select Hong Kong Airlines flight, departing Sat, Jan 3 from Hong Kong SAR to Koh Samui, returning Tue, Jan 6, priced at $615 found 6 hours ago

Find the cheapest month to fly from Chek Lap Kok (HKG) to Koh Samui (USM)

November is typically the cheapest month to fly

From $320 - $478 per traveler.

Frequently asked questions

How much does a flight from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM) cost?
Lock in a cheap one-way flight from $208 or cheap return flight from $402 from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
The cheapest month to fly from HKG to USM is March, when there's less demand. Off-peak months are generally when airlines offer better prices between these airports.
Which airlines fly direct from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
You can travel nonstop from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM) on a Bangkok Airways flight.
What is the cheapest airline that flies from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
Expedia's filter tool lets you easily compare airlines, flight times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to see which carrier offers the cheapest HKG to USM flight.
How many flights per day from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
On average, only 1 nonstop flight departs daily from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM). Want more options? Use our filters to discover flights with layovers and add a new destination to your journey.
What are the most popular departure times for flights from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
The 5 PM departures from HKG to USM are the busiest. These flights can come with a higher price due to their popularity. If you want to save on your fare, choose a less crowded time to fly.
What day of the week has the most flights from HKG to USM?
Fly on a Friday if you're after the largest selection of flights from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM).
What is the earliest flight from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
The first flight of the day leaving from Hong Kong Intl. Airport (HKG) is at around 5:05PM UTC+8. Hop on this flight and you'll reach Ko Samui Airport (USM) at approximately 7:35PM UTC+7. The total time in the air is 3h 30m.
How long does it take to fly from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
Typically, it takes 3 hours and 30 minutes to fly the 1,300 mi from HKG to USM.
What airline has the least delays from HKG to USM?
With 90% of journeys generally arriving on time, Bangkok Airways has the best on-time performance for nonstop flights from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM). To check your flight status and get notifications if anything changes, head to the Expedia App.
What is the best time to fly from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
To avoid possible delays on the Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM) route, aim to fly before 3 PM. Flights after this time have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Koh Samui from Hong Kong Intl. Airport (HKG)?
Compare your flight options from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM). This is the only Koh Samui airport you can touch down at if you're taking a direct flight.
Is it cheaper to buy a plane ticket from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM) last-minute?
Holding off until just before your departure to book a flight from HKG to USM generally means paying more. While you may find some last-minute deals, there's no guarantee. Keep your travel plans flexible to boost your chances of snagging a bargain.
Is it cheaper to book a HKG to USM flight and hotel package?
Booking a HKG to USM flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Choose from our wide range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Hong Kong Intl. Airport (HKG) to Ko Samui Airport (USM)?
If you reserved your HKG to USM flight within the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

Travel information

Travel information

Origin airport
Hong Kong Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways, Cathay Pacific, EVA Airways, Emirates, Hong Kong Airlines, Scoot, Singapore Airlines, Thai Airways International
Roundtrip price
$401
Distance
1273 mi
Average flight time
3 hours 20 mins

Book with confidence

Book with confidence

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 March. 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 $208 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.

 

Hong Kong to Samui Intl. Airport Flights
*Available to One Key members.