Cheap flights from Newcastle to Koh Samui from £728

from as little as £728

14 nights in Koh Samui, departing Newcastle on 10 / Nov / 2025 with Lufthansa (price found 8 hours ago)

Subject to availability, prices correct of the last 24 hours
Koh Samui

The Newcastle / Koh Samui route

All 9883 km of it

Cheap flight deals for this route

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Koh Samui flight facts

What you need to know

Alternative flights from the UK to Koh Samui

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Koh Samui

Today alone, Netflights has searched over 718 flights. 10 / Nov / 2025 is currently the lowest priced day of the year to fly the Newcastle/Koh Samui route. There are around 142 flights on any given week from the UK to Koh Samui and the cheapest month to fly right now is November.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)
LOWEST

24 °C

AVG

28 °C

HIGHEST

33 °C

Rainfall (mm)
LOWEST

33 mm

AVG

159.2 mm

HIGHEST

527 mm

Key facts about Koh Samui

How to get cheap flights from Newcastle to Koh Samui

Tips and advice from our flight experts

We've compared all 142 flights that go to or via Koh Samui every week, to find the best deal for you. Lufthansa usually has the cheapest flights from Newcastle to Koh Samui, so keep an eye out for them in your search results. If they’re not the cheapest option, try searching by month to compare costs throughout the week.

When you fly 9883 km from Newcastle to Koh Samui, you can choose from six airlines. Flights are most expensive during high season, and you can expect accommodation prices to be higher then too. Last-minute deals do crop up, but it's best to book in advance to avoid disappointment.

To sort cheap flights to Koh Samui, it's best to start searching for flights by month, as this will show you when prices are at their lowest. Keep an eye on Emirates too, as they're the most popular airline for flying from Newcastle to Koh Samui.

Flights from Newcastle to Koh Samui usually take about 20 hrs 5 mins. Once you've selected your flight, you'll need to fill out your details to book. And don’t forget to look at Netflights’ hotels and car hire – you could save even more money on your trip when you book everything in one go.

Other popular destinations near Koh Samui

Where other people are flying to

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