Cheap Flights from Hong Kong to Koh Samui

Cheapest flights from Hong Kong to Koh Samui

Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Hong Kong to Koh Samui. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$167

Hong Kong Express Airways

1 transfer

1d 0h 20m

03/07/2026

The cheapest one-way flight from Hong Kong to Koh Samui departs on 03/07/2026, is operated by Hong Kong Express Airways and costs $167

Cheapest round trip flight

$361

Hong Kong Express Airways

1 transfer

1d 1h 20m

03/19/2026

The cheapest roundtrip flight from Hong Kong to Koh Samui departs on 03/19/2026, is operated by Hong Kong Express Airways and costs $361

The fastest flight

6h 10m

Fastest flight from Hong Kong to Koh Samui takes 6h 10m

Direct flights

No direct flights

There are no direct flights on this route.

Earliest flight

5:05 PM

Latest flight

5:05 PM

Average flight duration

3h 30m

Direct flights count

8

Distance

2065km

Timezone difference

1h

The distance between Hong Kong and Koh Samui is 2065km (1280 miles). The average flight duration is 3h 30m. There are 8 direct flights from Hong Kong to Koh Samui. The time difference between Hong Kong and Koh Samui is 1h. Flights from Hong Kong begin at 5:05 PM. The latest flight from Hong Kong departs at 5:05 PM

Remember that on average the ideal time to book flights is 2 months before departure!

Airfare from Hong Kong to Koh Samui by month

In different months, ticket prices from Hong Kong to Koh Samui vary: minimum — $167 (March 2026), maximum — $225 (February 2026). Typically, the flight costs $205–$211.

March 2026

Lowest price

on average:

$167

February 2026

Highest price

on average:

$225

Avg Price

Airlines operating on route

The route Hong Kong — Koh Samui is served by many carriers — 9 in total, including Bangkok Airways, Hong Kong Airlines, Hong Kong Express Airways, Thai AirAsia, Thai Lion Air, Scoot, Asia Atlantic Airlines, Cebu Pacific, and Thai Airways. This gives passengers wide opportunities: from finding the lowest fare (from $167) to selecting flights by schedule or service class. Our service aggregates data from multiple booking systems so you can compare offers in one place. This saves time and money: no need to check dozens of sites — just pick the right option and book online.

Bangkok Airways

Starting at $274

Hong Kong Airlines

Starting at $297

Hong Kong Express Airways

Starting at $167

Thai AirAsia

Starting at $202

Thai Lion Air

Starting at $231

Scoot

Starting at $254

Asia Atlantic Airlines

Starting at $291

Cebu Pacific

Starting at $322

Thai Airways

Starting at $355

Direct Flights from Hong Kong to Koh Samui

A direct flight is the most convenient and comfortable way to fly from Hong Kong to Koh Samui, despite the fact that sometimes flights with transfers can cost significantly less.

Hong Kong — Koh Samui

HKG — USM

12/08/2025

Departure

Direct flight

PG806

Starting at $296

Hong Kong — Koh Samui

HKG — USM

12/09/2025

Departure

Direct flight

PG806

Starting at $274

Hong Kong — Koh Samui

HKG — USM

12/10/2025

Departure

Direct flight

PG806

Starting at $331

Hong Kong — Koh Samui

HKG — USM

12/11/2025

Departure

Direct flight

PG806

Starting at $315

Hong Kong — Koh Samui

HKG — USM

12/12/2025

Departure

Direct flight

PG806

Starting at $316

Hong Kong — Koh Samui

HKG — USM

12/13/2025

Departure

Direct flight

PG806

Starting at $340

Hong Kong — Koh Samui

HKG — USM

12/14/2025

Departure

Direct flight

PG806

Starting at $417

Hong Kong — Koh Samui

HKG — USM

12/15/2025

Departure

Direct flight

HX3752

Starting at $327

Hong Kong — Koh Samui

HKG — USM

12/21/2025

Departure

Direct flight

PG6503

Starting at $710

Hong Kong — Koh Samui

HKG — USM

12/22/2025

Departure

Direct flight

PG6503

Starting at $639

Schedule of direct flights from Hong Kong to Koh Samui

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Hong Kong to Koh Samui:

Bangkok Airways

Su, Tu, We, Th, and Sa

Starting at $274

Hong Kong Airlines

Mo and Fr

Starting at $273

Hong Kong airports overview

Hong Kong International Airport

•

HKG

29km

•

Koh Samui airports overview

Koh Samui Airport

•

USM

•

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

How much is the cheapest flight ticket from Hong Kong to Koh Samui?

The cheapest flight ticket from Hong Kong to Koh Samui according to data for the last 48 hours costs $167

When is the best time to buy air tickets on the route Hong Kong — Koh Samui?

Often the best time to buy tickets from Hong Kong to Koh Samui is 2 months before departure.

When is the cheapest time of year to fly from Hong Kong to Koh Samui?

Based on statistics over the past years, the lowest prices for flights from Hong Kong to Koh Samui can be found flying in these months: March, April, October.

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

The fastest flights from Hong Kong to Koh Samui start from 6 hours 10 minutes in the air.

Which airline can fly direct from Hong Kong to Koh Samui?

The following airlines operate direct flights on the route Hong Kong — Koh Samui: Bangkok Airways, Hong Kong Airlines

Special offers and sales on air tickets from Hong Kong to Koh Samui

We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.

We couldn't find any special offers for flights from Hong Kong to Koh Samui

Alternative routes

Guangzhou ➜ Koh Samui•Shaoguan ➜ Koh Samui•Huizhou ➜ Koh Samui•Macau ➜ Koh Samui•Jieyang ➜ Koh Samui•Shenzhen ➜ Koh Samui•Wuzhou ➜ Koh Samui•Hong Kong ➜ Alor Setar•Hong Kong ➜ Bangkok•Hong Kong ➜ Hat Yai•Hong Kong ➜ Ipoh•Hong Kong ➜ Kota Bharu•Hong Kong ➜ Myeik•Hong Kong ➜ Nakhon Si Thammarat•Hong Kong ➜ Surat Thani•Hong Kong ➜ Rach Gia

•••••••••••••••••••

Cheapest one way flight

$167

Hong Kong Express Airways

1 transfer

1d 0h 20m

03/07/2026

The cheapest one-way flight from Hong Kong to Koh Samui departs on 03/07/2026, is operated by Hong Kong Express Airways and costs $167

Cheapest round trip flight

$361

Hong Kong Express Airways

1 transfer

1d 1h 20m

03/19/2026

The cheapest roundtrip flight from Hong Kong to Koh Samui departs on 03/19/2026, is operated by Hong Kong Express Airways and costs $361

The fastest flight