Cheap flights from Dublin to Koh Samui

from as little as £786

14 nights in Koh Samui, departing Dublin on 29 / Jun / 2019 with British Airways (price found 48 hours ago)

Subject to availability, prices correct of the last 24 hours
Koh Samui
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Cheap return flights from Dublin to Koh Samui Find the best deals

The Dublin / Koh Samui route All 10220 km of it

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Koh Samui flight facts What you need to know

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Koh Samui

29 / Jun / 2019 is currently the lowest priced day of the year to fly the Dublin/Koh Samui route. There are around 16 flights on any given week from the UK to Koh Samui and the cheapest month to fly right now is June.

Min / Max Temperature (°C)

24 °C


28 °C


33 °C

Rainfall (mm)

33 mm


159.2 mm


527 mm

How to get cheap flights from Dublin to Koh Samui Tips and advice from our flight experts

We've compared all 16 flights that go via Koh Samui every week, to find the best deal for you. British Airways usually has the cheapest flights from Dublin 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.

We scan thousands of airfares from hundreds of airlines across the globe. We've found that four airlines operate the 10220 km flight from Dublin to Koh Samui. Flights during peak season tend to be the most expensive – so if you want to go during that time, it's best to book early. Or you could try to get a last-minute deal.

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 British Airways too, as they're the most popular airline for flying from Dublin to Koh Samui.

Flights from Dublin to Koh Samui normally take 29 hrs 40 mins. Make sure you check what refreshments or meals are included, so you can plan your journey. Before you book, why not check out our hotel and car hire options? We have some hotels close to the airport – handy if you're arriving late at night, or flying back very early.

Popular destinations Where other people are flying to near Koh Samui

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