Latest deals
Insights
When to book
FAQs
Price Alerts
Flights to Ko Samui

€817 Cheap flights to Koh Samui

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight to Koh Samui departing on 2/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

Deals available from 900+ travel sites.

'This year, momondo is the #1 place for airfares on the internet.'
Voted the Winner of Europe's Best Travel App 2023
Save money when you book flights with momondo
Big names, great deals
Big names, great deals
Search 100s of travel sites to compare prices.
Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customise your results.
Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.
Price Alerts
Price Alerts
Not ready to book? to track prices.

Find the cheapest flights from Ireland to Koh Samui

Cheap return flights

These are some of the best return flight deals from Ireland to Koh Samui that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ireland to Koh Samui.

Cheap last-minute flights

Planning a quick getaway from Ireland to Koh Samui? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Koh Samui, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals to Koh Samui

Find recent round-trip train or bus tickets from Ireland to Koh Samui.

All round-trip flight deals to Koh Samui

The cheapest plane tickets to Koh Samui found on KAYAK recently.
08:55 - 18:15DUB-USM
26h 20m2 stops
21:05 - 22:35USM-DUB
32h 30m2 stops
€817
Find Deal
Mon, 2 Dec - Wed, 11 Dec
08:55 - 18:15DUB-USM
26h 20m2 stops
11:40 - 08:05USM-DUB
27h 25m2 stops
€839
Find Deal
Mon, 2 Dec - Fri, 6 Dec
08:55 - 18:15DUB-USM
26h 20m2 stops
07:55 - 12:40USM-DUB
35h 45m3 stops
€845
Find Deal
Mon, 2 Dec - Wed, 11 Dec
08:55 - 18:15DUB-USM
26h 20m2 stops
08:30 - 22:50USM-DUB
21h 20m2 stops
€1,003
Find Deal
Wed, 4 Dec - Mon, 9 Dec
16:55 - 20:50DUB-USM
20h 55m2 stops
08:15 - 21:15USM-DUB
44h 00m3 stops
€1,079
Find Deal
Mon, 2 Dec - Fri, 6 Dec
16:55 - 18:15DUB-USM
42h 20m2 stops
17:50 - 09:55USM-DUB
23h 05m2 stops
€1,139Turkish Airlines
Find Deal
Sat, 30 Nov - Tue, 3 Dec
18:00 - 21:05DUB-USM
20h 05m2 stops
16:25 - 11:30USM-DUB
26h 05m2 stops
€1,174Lufthansa
Find Deal
Mon, 2 Dec - Fri, 6 Dec
14:10 - 17:00DUB-USM
19h 50m2 stops
18:15 - 12:40USM-DUB
25h 25m2 stops
€1,714Qatar Airways
Find Deal
Tue, 31 Dec - Tue, 7 Jan
14:10 - 17:10DUB-USM
20h 00m2 stops
19:00 - 12:40USM-DUB
24h 40m2 stops
€1,721Qatar Airways
Find Deal
Tue, 31 Dec - Tue, 7 Jan
08:25 - 10:35DUB-USM
19h 10m2 stops
21:30 - 06:50USM-DUB
40h 20m2 stops
€3,755Etihad Airways
Find Deal
Sun, 1 Dec - Fri, 13 Dec
DUB-USM
16420 kmmulti-stop
Multiple Airlines
Find Deal
ORK-USM
16745 kmmulti-stop
Multiple Airlines
Find Deal

Koh Samui flights insights and trends

Explore insights for your Koh Samui flight to craft the best travel plan

What is the cheapest month to fly to Koh Samui?

The cheapest month to fly to Koh Samui from Ireland is in September. Flight prices, which tend to average around €934, are often lower during this time because this is during the off-season. If you don’t want to visit Koh Samui in September, then you should wait until May to fly from Ireland, when ticket prices are also cheap, with an average price of €952.

What is the cheapest day to depart on your flight to Koh Samui?

The cheapest day to depart on your flight to Koh Samui is on a Tuesday when prices can be found for as low as €1,009. This is often the case because there is less demand to fly during this day of the week. Flights from Ireland to Koh Samui on a Wednesday will generally be more expensive and average around €1,332. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Koh Samui?

The cheapest time of day to fly to Koh Samui is in the morning when flights can be purchased for as low as €1,005. Try not to purchase tickets at midday because they tend to be around €1,406. Of course, these prices can vary depending on the time of year and what airport you fly to.

How long does it take to fly to Koh Samui?

If you’re flying from a popular airport in Ireland, such as Dublin or Cork, and flying into Koh Samui, then you can expect flight times to average 26h 20m and 32h 05m, respectively.

Cheapest flights to Ko Samui

Find the cheapest flights to Ko Samui from your nearest city or airport
CHEAPEST MONTH TO FLY TO KOH SAMUI FROM DUBLINSeptember18% cheaperFlying from Dublin to Koh Samui costs on average just €934 in September
MOST EXPENSIVE MONTH TO FLY TO KOH SAMUI FROM DUBLINMarch27% more expensiveIt costs about €1,439 for flights to Koh Samui from Dublin in March
MOST POPULAR MONTH TO FLY TO KOH SAMUI FROM DUBLINDecember300% more users visitedMore momondo users searched in flights to Koh Samui from Dublin in December than any other month

Cheap Koh Samui flight deals and tips

Summary info about Koh Samui flight prices, duration and airlines

Best Round-Trip Price

€817

Fastest flight time

19h 25m

Popular in

March
The best round-trip flight price to Koh Samui from Ireland in the last 72 hours is €817 (Dublin to Ko Samui).
The fastest flight to Koh Samui from Ireland takes 19h 25m (Dublin to Ko Samui).
March has the highest demand for flights to Koh Samui, with a 4% price increase on average.

Frequently asked questions about flying to Koh Samui

What is there to do in Koh Samui when it’s raining?

If you are planning a flight to Koh Samui and are looking to avoid the rain, you should avoid traveling during the months of January, May, and October. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in Koh Samui, there are still things to do and ways to enjoy your trip. Many tourists kill time during rain and storms by going to shopping centres in the area, like Fishermans Village.

When is the best time to plan a beach trip to Koh Samui?

The month of February, March, or April is often the best time to visit Koh Samui to go to the beach due to the weather. Chaweng Beach is the most often visited beach in the area. Consider visiting Lamai Beach during your Koh Samui visit as well.

When did momondo last update prices for flights to Ko Samui Airport?

Prices for flights to Ko Samui Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Ko Samui Airport?

How old do you have to be to fly to Ko Samui Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The necessary travel and health documents for your Ko Samui Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.


Why use momondo?

Why should I use momondo to find a flight deal to Koh Samui?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights to Koh Samui. Millions of users trust and use momondo every year so you are in good company.

Can I find flights to Koh Samui with flexible booking policies on momondo?

All flight searches to Koh Samui on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Koh Samui?

Once all potential Koh Samui flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

I’m not ready to book a flight to Koh Samui right now. Can momondo alert me if prices change?

Price alerts on flights to Koh Samui are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.


An easier way to manage your Ko Samui trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
From?
To?
Fri 22/11
Fri 29/11
Email me momondo's favourite deals

Find better results for your trip to Koh Samui

Popular Flights to Koh Samui

Popular routes according to searches in the past day on momondo

Cheapest flight routes to Ko Samui

These routes have the cheapest flights to Ko Samui found by momondo users in Ireland
DepartingDestinationBest TimeBest Price
DublinKoh Samui26h 20m€819
CorkKoh Samui32h 05m€1,201