Phuket (HKT) to Koh Samui (USM) is 249 km, about 49m flying nonstop. The lowest one-way fare seen recently was $74 sold by Bangkok Airways (nonstop), departing 29 Oct 2026 — as of 8 Oct 2026.

Check fares, see which airlines fly this route, and sort out airports, visas, and what to do at the destination — all before you book.

Plan your trip

See today's HKT–USM fares on Trip.com

Opens the Phuket to Koh Samui route, ready to pick a date.

When you land in Koh Samui

Sort the airport transfer and pick a few things to do so you hit the ground running.

Getting out of Koh Samui (USM)

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Pre-book a fixed-price transfer

Our pick

Driver waits at arrivals with your name, tracks your flight, and the price you see is the price you pay. English-speaking, fixed price. No surge, no haggling at 2am.

Check transfer prices Renting a car instead? Compare rentals with free cancellation.

Things to do in Koh Samui

Lock in a few experiences before you go — the good ones sell out.

Tours, tickets & day trips

Our pick

GetYourGuide has the deepest catalogue for Koh Samui and free cancellation on most experiences — book now, decide later.

Browse Koh Samui Just need timed-entry attraction tickets in Koh Samui? Try Tiqets.Want a private driver-guide? Trip.com Private Tours in Koh Samui.

Flights HKT → USM

Compare live fares from Phuket to Koh Samui across 750+ airlines.

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Find hotels in Koh Samui

Hotels, hostels & more · Trip.com

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Why travelers watch this route

Fares seen

The lowest one-way fare seen was $74 sold by Bangkok Airways (nonstop), departing 29 Oct 2026. Checked 8 Oct 2026 — fares move daily.

Seasonality

Koh Samui demand usually strengthens around November – February, which can push fares higher on this corridor.

Who flies it

We have not confirmed a nonstop carrier on HKT–USM; most travellers connect through a hub.

Airlines flying Phuket to Koh Samui

We have not confirmed which airlines fly HKT–USM nonstop. Search the route to see every carrier selling it today, including connections.

Best time to fly to Koh Samui

Based on weather and travel conditions in Thailand

Jan

Feb

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Nov

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Best monthsGoodAvoid if possible

The cool, dry season (November–February) is ideal — sunny skies, low humidity, and comfortable temperatures around 25–30°C. The monsoon (May–October) brings heavy rain especially in the south.

Peak season: November – February

Direct & Connecting Flights

Nonstop flights link Phuket (HKT) and Koh Samui (USM), taking about 49m. Connecting itineraries can be cheaper but take longer.

Fares & Price Guide

The lowest one-way fare seen on HKT–USM was $74 USD (nonstop) as of 8 Oct 2026. Set a fare alert to be told when it drops.

About Koh Samui, Thailand

Flights arrive at Samui International Airport (USM). Best visited during November – February. See the destination guide for hotels, visa requirements and travel tips.

Plan this route beyond the fare

Use the wider AirConnect network to move from a route check into airports, airlines, visa, and trip planning.

Search HKT → USM

See current Phuket to Koh Samui fares on Trip.com.

Airport Guides

Check terminals, transport and arrival details for HKT and USM.

Airline Route Maps

Explore the networks of airlines flying from Phuket and Koh Samui.

Koh Samui Planning

Turn this flight route into a full trip with destination, hotel and activity planning.

Price Alerts

Track fare drops on HKT–USM and related city pairs.

Visa Guides

Check entry rules before booking flights from Thailand to Thailand.

Explore related route clusters

More routes in this part of the world.

Thailand routes

Browse more routes from the Phuket side of this corridor.

Thailand routes

See how Koh Samui connects into its wider route market.

All routes A–Z

Explore more city-pair corridors across the wider AirConnect network.

Frequently asked questions — Phuket to Koh Samui flights

How long is the flight from Phuket to Koh Samui?

A nonstop flight from Phuket (HKT) to Koh Samui (USM) takes about 49m, covering 249 km. That is an estimate from the distance — actual time varies with the airline, aircraft and winds, and connecting itineraries take longer.

How far is Phuket from Koh Samui by air?

The great-circle distance between Phuket International Airport and Samui International Airport is 249 km (155 miles), a short-haul route.

How much does a flight from Phuket to Koh Samui cost?

The lowest one-way fare seen recently on HKT–USM was $74 USD sold by Bangkok Airways (nonstop), departing 29 Oct 2026, found in fare searches as of 8 Oct 2026. Fares change constantly and depend on the date, so check the current price before booking.

Do I need a visa to travel from Thailand to Thailand?

It depends on your passport. Some nationalities can enter Thailand visa-free or get a visa on arrival; others must apply in advance. Use AirConnect's Visa Checker to see the rules for your passport.

What is the best time to visit Koh Samui?

Sources: fares from Travelpayouts flight-search data, seen 8 Oct 2026; airlines from each carrier's published network and nonstop fares on sale; distance from OurAirports coordinates; flight time estimated from distance. Fares change daily.

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