Cheap flights from London Heathrow to Ko Samui

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How much is a ticket from London Heathrow to Ko Samui?

Flight prices from London to Ko Samui change depending on demand and time of booking.

Select your dates to check current offers.

Flying at off-peak hours — such as early morning or late evening — can help you save. Also, the best deals tend to appear in the weeks leading up to departure.

Which airports serve London and Ko Samui?

When planning a trip of about 9895 km, it's a good idea to check flights from surrounding airports too.

  • Airports in London: London is connected to 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
  • Airports in Ko Samui: The only active airport in Ko Samui is Ko Samui - Koh Samui.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Flights from London - Heathrow to Ko Samui - Koh Samui

Plan your journey from London Heathrow to Ko Samui with ease

Use Jetcost to tailor your search — direct or connecting flights, round-trip or one-way, filtered by airline, price, travel time, or agency.

Other popular destinations

Exploring options in Thailand? These cities are trending: Bangkok, Chiang Mai, Ko Samui, Krabi, Phuket.

Flight availability can change quickly — refresh the results if you’ve been away from the page for a while.
Frequently Asked Questions

Frequently asked questions about flights from London Heathrow to Ko Samui.

How much does an airline ticket from London Heathrow to Ko Samui cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from London Heathrow to Ko Samui.

How far is London from Ko Samui?

London is about 9895 km from Ko Samui.

What are the airports in Ko Samui?

Ko Samui has one airport: Ko Samui - Koh Samui.

What are the airports in London?

London has 6 airports: City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

What are the most popular cities in Thailand?

The most popular cities in Thailand according to our users' searches are: Bangkok, Chiang Mai, Ko Samui, Krabi, Phuket.

When should I book a flight from London to Ko Samui?

This information is not available at the moment.

What is the cheapest month to fly from London to Ko Samui?

This information is not available at the moment.

What is the most expensive month to fly from London to Ko Samui?

This information is not available at the moment.

What is the best day of the week to fly from London to Ko Samui?

This information is not available at the moment.