$148 Cheap Flights from Samui Intl. Airport (USM) to Hong Kong (HKG)

View $148 flight on Mon, Mar 30, 2026Opens in a new window

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

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

Prices were available within the past 7 days and start at $148 for one-way flights and $327 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Thu, Apr 16 - Wed, Apr 22
USM
Koh Samui
HKG
Hong Kong SAR
$327 Roundtrip, found 1 day ago
$327
Roundtrip
found 1 day ago
Select Scoot flight, departing Thu, Apr 16 from Koh Samui to Hong Kong SAR, returning Wed, Apr 22, priced at $327 found 1 day ago
Scoot
Mon, Nov 10 - Tue, Nov 18
USM
Koh Samui
HKG
Hong Kong SAR
$339 Roundtrip, found 4 days ago
$339
Roundtrip
found 4 days ago
Select Scoot flight, departing Mon, Nov 10 from Koh Samui to Hong Kong SAR, returning Tue, Nov 18, priced at $339 found 4 days ago
Scoot
Mon, Nov 24 - Mon, Dec 1
USM
Koh Samui
HKG
Hong Kong SAR
$340 Roundtrip, found 2 days ago
$340
Roundtrip
found 2 days ago
Select Scoot flight, departing Mon, Nov 24 from Koh Samui to Hong Kong SAR, returning Mon, Dec 1, priced at $340 found 2 days ago
Scoot
Thu, Apr 16 - Wed, Apr 22
USM
Koh Samui
HKG
Hong Kong SAR
$346 Roundtrip, found 1 day ago
$346
Roundtrip
found 1 day ago
Select Scoot flight, departing Thu, Apr 16 from Koh Samui to Hong Kong SAR, returning Wed, Apr 22, priced at $346 found 1 day ago
Bangkok Airways
Thu, Apr 16 - Wed, Apr 22
USM
Koh Samui
HKG
Hong Kong SAR
$378 Roundtrip, found 1 day ago
$378
Roundtrip
found 1 day ago
Select Bangkok Airways flight, departing Thu, Apr 16 from Koh Samui to Hong Kong SAR, returning Wed, Apr 22, priced at $378 found 1 day ago
Scoot
Sat, May 16 - Tue, May 19
USM
Koh Samui
HKG
Hong Kong SAR
$383 Roundtrip, found 3 days ago
$383
Roundtrip
found 3 days ago
Select Scoot flight, departing Sat, May 16 from Koh Samui to Hong Kong SAR, returning Tue, May 19, priced at $383 found 3 days ago
Scoot
Mon, Nov 24 - Mon, Dec 1
USM
Koh Samui
HKG
Hong Kong SAR
$387 Roundtrip, found 2 days ago
$387
Roundtrip
found 2 days ago
Select Scoot flight, departing Mon, Nov 24 from Koh Samui to Hong Kong SAR, returning Mon, Dec 1, priced at $387 found 2 days ago
EVA Airways
Wed, Nov 12 - Thu, Nov 13
USM
Koh Samui
HKG
Hong Kong SAR
$530 Roundtrip, just found
$530
Roundtrip
just found
Select EVA Airways flight, departing Wed, Nov 12 from Koh Samui to Hong Kong SAR, returning Thu, Nov 13, priced at $530 just found
Emirates
Wed, Nov 12 - Thu, Nov 13
USM
Koh Samui
HKG
Hong Kong SAR
$620 Roundtrip, just found
$620
Roundtrip
just found
Select Emirates flight, departing Wed, Nov 12 from Koh Samui to Hong Kong SAR, returning Thu, Nov 13, priced at $620 just found
Thai Airways International
Wed, Nov 12 - Thu, Nov 13
USM
Koh Samui
HKG
Hong Kong SAR
$630 Roundtrip, just found
$630
Roundtrip
just found
Select Thai Airways International flight, departing Wed, Nov 12 from Koh Samui to Hong Kong SAR, returning Thu, Nov 13, priced at $630 just found

Frequently asked questions

How much does a flight from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG) cost?
Snag a cheap one-way flight from $148 or cheap return flight from $327 from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
Flying in April is a good way to save, as it's the cheapest month for flights between USM and HKG. You'll usually find the lowest fares during off-peak months.
Which airlines fly direct from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
When flying out of Ko Samui Airport (USM), you can take a direct flight to Hong Kong Intl. Airport (HKG) with Bangkok Airways.
What is the cheapest airline that flies from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
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 find the carrier with the cheapest USM to HKG flight.
How many flights per day from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
On average, just 1 direct flight departs daily from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG). Looking for more options? Use Expedia's filters to find flights with layovers and explore a new city along the way.
What are the most popular departure times for flights from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
More travelers fly between USM and HKG at 11 AM than at any other point in the day. Looking to skip the crowds? Consider flying outside peak hours and you could save on your fare as well.
What day of the week has the most flights from USM to HKG?
Fly on a Friday if you're after the largest selection of flights from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG).
What is the earliest flight from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
Take the earliest flight at around 11:40AM UTC+7, departing from Ko Samui Airport (USM). You'll be traveling for about 3h 15m, arriving at Hong Kong Intl. Airport (HKG) at approximately 3:55PM UTC+8.
How long does it take to fly from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
The average flight time from USM to HKG is 3 hours and 15 minutes, covering a distance of 1,300 mi.
What airline has the least delays from USM to HKG?
Consider traveling with Bangkok Airways if you'd like to fly straight from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG) without any holdups. This carrier has the strongest track record for punctuality, with an on-time performance of 91%. Want real-time updates? You can keep an eye on your flight status using the Expedia App.
What is the best time to fly from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
To avoid possible delays on the Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG) route, fly before 3 PM. Flights after this time are 22% more likely to be 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 Hong Kong from Ko Samui Airport (USM)?
Hong Kong Intl. Airport (HKG) is the only airport in Hong Kong with direct flights from Ko Samui Airport (USM). Explore the available options and discover affordable fares on Expedia.
Is it cheaper to buy a plane ticket from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG) last-minute?
Last-minute fares from USM to HKG are usually more expensive. For the best prices, start looking for flights ahead of time. That said, if your travel plans are flexible, you may score a cheap fare just before your departure.
Is it cheaper to book an USM to HKG flight and hotel package?
Compared with arranging hotels and flights separately, booking an USM to HKG flight and hotel package with Expedia could lead to significant savings. What's more, managing everything in one place takes the hassle out of planning your trip. Just secure your flights and choose from our extensive range of hotels, then personalize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Ko Samui Airport (USM) to Hong Kong Intl. Airport (HKG)?
Typically, it's possible to cancel or reschedule your USM to HKG flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Samui Intl. Airport
Destination airport
Hong Kong Intl.
Airlines serving
Bangkok Airways, EVA Airways, Hong Kong Airlines, Scoot, Thai Airways International
Roundtrip price
$326
Distance
1273 mi
Average flight time
3 hours 15 mins

Book with confidence

Samui Intl. Airport to Hong Kong Flights

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

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 Samui Intl. Airport to Hong Kong are during the month of April. You can find some of the cheapest flights from Samui Intl. Airport to Hong Kong with Expedia's search tool and vast selection of airlines.

 

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

Sunday is one of the best days to book for cheap flights from Samui Intl. Airport to Hong Kong: 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 Samui Intl. Airport to Hong Kong

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 Samui Intl. Airport to Hong Kong in 2025. You can also book with separate airlines for your outbound and return journeys, from $148 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 Samui Intl. Airport to Hong Kong 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 Samui Intl. Airport to Hong Kong 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.

 

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