What is the most punctual flight time for Dublin to Ko Samui flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

How often are flights from Dublin to Ko Samui delayed?

Historically, on average around 11% of flights between Dublin and Ko Samui have experienced a delay on any given week. The average delay length over the past 12 months has been 142 minutes.

Which airline has the best punctuality record on Dublin to Ko Samui flights?

According to our data, JetBlue have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

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

Prices for flights from Dublin Airport to Ko Samui Airport were last updated today.

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

The number of operators available for flights from Dublin Airport to Ko Samui Airport is 1 as of February 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dublin Airport to Ko Samui Airport.

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

The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

€354 Cheap Flights from Dublin to Ko Samui in 2026

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Find the cheapest flights from Dublin to Ko Samui

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

12:40 - 17:10

DUB

USM

45h 30m

3 stops

08:00 - 15:35

USM

DUB

37h 35m

3 stops

€710Multiple Airlines

dom., 15 mar. - lun., 30 mar.

09:00 - 09:20

DUB

USM

18h 20m

2 stops

06:00 - 19:05

USM

DUB

19h 05m

2 stops

€772Etihad Airways

jue., 7 may. - sáb., 16 may.

09:00 - 20:50

DUB

USM

29h 50m

2 stops

06:00 - 19:05

USM

DUB

19h 05m

2 stops

€785Multiple Airlines

vie., 1 may. - vie., 15 may.

08:15 - 10:30

DUB

USM

20h 15m

2 stops

15:25 - 06:45

USM

DUB

21h 20m

2 stops

€797Qatar Airways

mié., 3 jun. - sáb., 20 jun.

12:40 - 18:50

DUB

USM

47h 10m

3 stops

08:50 - 22:00

USM

DUB

44h 10m

3 stops

€805Multiple Airlines

dom., 15 mar. - sáb., 28 mar.

13:25 - 16:50

DUB

USM

21h 25m

2 stops

08:45 - 22:25

USM

DUB

19h 40m

2 stops

€807KLM

mié., 3 jun. - sáb., 20 jun.

08:15 - 10:30

DUB

USM

20h 15m

2 stops

15:25 - 06:45

USM

DUB

21h 20m

2 stops

€828Qatar Airways

mié., 3 jun. - sáb., 20 jun.

06:20 - 21:20

DUB

USM

32h 00m

3 stops

10:05 - 10:45

USM

DUB

30h 40m

3 stops

€844Multiple Airlines

lun., 23 mar. - lun., 30 mar.

19:50 - 21:20

DUB

USM

18h 30m

2 stops

16:30 - 06:15

USM

DUB

20h 45m

2 stops

€855Etihad Airways

dom., 15 mar. - sáb., 28 mar.

21:20 - 08:25

DUB

USM

28h 05m

2 stops

21:10 - 06:00

USM

DUB

39h 50m

2 stops

€857Multiple Airlines

jue., 5 mar. - mié., 18 mar.

Turkish Airlines flights from Dublin to Ko Samui

Our best Turkish Airlines deals on Dublin to Ko Samui flight tickets

Turkish Airlines

23 May

DUB10:40Dublin

28h 30m

2 stops

USM21:10Ko Samui

27 May

USM19:00Ko Samui

27h 00m

2 stops

DUB16:00Dublin

€941

Turkish Airlines

4 Aug

DUB06:20Dublin

19h 25m

2 stops

USM07:45Ko Samui

7 Aug

USM06:00Ko Samui

23h 05m

2 stops

DUB23:05Dublin

€1,263

Turkish Airlines

5 Aug

DUB06:20Dublin

24h 50m

2 stops

USM13:10Ko Samui

7 Aug

USM06:00Ko Samui

23h 05m

2 stops

DUB23:05Dublin

€1,304

Austrian Airlines flights from Dublin to Ko Samui

Our best Austrian Airlines deals on Dublin to Ko Samui flight tickets

Austrian Airlines

1 May

DUB08:45Dublin

29h 45m

3 stops

USM20:30Ko Samui

15 May

USM20:35Ko Samui

21h 00m

3 stops

DUB11:35Dublin

€1,008

Austrian Airlines

5 Mar

DUB09:20Dublin

27h 30m

3 stops

USM19:50Ko Samui

18 Mar

USM09:20Ko Samui

38h 15m

3 stops

DUB16:35Dublin

€1,317

Austrian Airlines

5 Jul

DUB08:50Dublin

26h 55m

3 stops

USM17:45Ko Samui

18 Jul

USM19:55Ko Samui

26h 55m

3 stops

DUB16:50Dublin

€1,336

Fly from

Fly to

Route

Depart

Return

Price

DublinKo Samui

DUB - USM

DUBUSM

Dublin

dom. 15/3

12:40-17:10

3 stops45h 30m

Ko Samui

lun. 30/3

08:00-15:35

3 stops37h 35m

€710

DublinKo Samui

DUB - USM

DUBUSM

Dublin

jue. 7/5

09:00-09:20

2 stops18h 20m

Ko Samui

sáb. 16/5

06:00-19:05

2 stops19h 05m

€772

DublinKo Samui

DUB - USM

DUBUSM

Dublin

vie. 1/5

09:00-20:50

2 stops29h 50m

Ko Samui

vie. 15/5

06:00-19:05

2 stops19h 05m

€785

DublinKo Samui

DUB - USM

DUBUSM

Dublin

mié. 3/6

08:15-10:30

2 stops20h 15m

Ko Samui

sáb. 20/6

15:25-06:45

2 stops21h 20m

€797

DublinKo Samui

DUB - USM

DUBUSM

Dublin

dom. 15/3

12:40-18:50

3 stops47h 10m

Ko Samui

sáb. 28/3

08:50-22:00

3 stops44h 10m

€805

DublinKo Samui

DUB - USM

DUBUSM

Dublin

mié. 3/6

13:25-16:50

2 stops21h 25m

Ko Samui

sáb. 20/6

08:45-22:25

2 stops19h 40m

€807

DublinKo Samui

DUB - USM

DUBUSM

Dublin

mié. 3/6

08:15-10:30

2 stops20h 15m

Ko Samui

sáb. 20/6

15:25-06:45

2 stops21h 20m

€828

DublinKo Samui

DUB - USM

DUBUSM

Dublin

lun. 23/3

06:20-21:20

3 stops32h 00m

Ko Samui

lun. 30/3

10:05-10:45

3 stops30h 40m

€844

DublinKo Samui

DUB - USM

DUBUSM

Dublin

dom. 15/3

19:50-21:20

2 stops18h 30m

Ko Samui

sáb. 28/3

16:30-06:15

2 stops20h 45m

€855

DublinKo Samui

DUB - USM

DUBUSM

Dublin

jue. 5/3

21:20-08:25

2 stops28h 05m

Ko Samui

mié. 18/3

21:10-06:00

2 stops39h 50m

€857

Flights are sorted by cheapest return flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

How to get the cheapest flight ticket from Dublin to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Delays

What is the cheapest month to fly to Ko Samui?

If you aren’t able to travel during the month of April, then book flights to Ko Samui from Dublin during September instead. Flights to Ko Samui in September, while not as cheap as those in April, still average around €840.

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

The cheapest day to depart from Dublin to Ko Samui is on a Thursday when prices can be found for as low as €568. Flights from Dublin to Ko Samui on a Sunday will generally be more expensive and average around €731. 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 Ko Samui?

Our data shows that the cheapest Dublin to Ko Samui flights are usually those with departure times in the afternoon. Our users have found flights to Ko Samui in the afternoon for as low as €528. In contrast, the most expensive time of day to depart to Ko Samui is at midday when prices are around €594.

When to book flights from Dublin to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Dublin to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Dublin to Ko Samui (DUB to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Ko Samui

Fastest flight time	18h 20m
Direct flights	None

The fastest flight from Dublin to Ko Samui takes 18h 20m

There are no direct flights from Dublin to Ko Samui. There are no popular flight routes from Dublin to Ko Samui.

Search flight deals

How far is Dublin to Ko Samui by plane?
A flight from Dublin to Ko Samui will travel around 10208.6 km. Typically, this will take 18h 20m by plane in normal conditions.
When did momondo last update prices for flights from Dublin Airport to Ko Samui Airport?
Prices for flights from Dublin Airport to Ko Samui Airport were last updated today.
How many operators does momondo search for flights from Dublin Airport to Ko Samui Airport?
The number of operators available for flights from Dublin Airport to Ko Samui Airport is 1 as of February 2026.
How old do you have to be to fly from Dublin Airport to Ko Samui Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Dublin Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The required travel and health documents for your Ko Samui Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ko Samui Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular airline from Dublin to Ko Samui?
Based on momondo bookings for flights between Dublin and Ko Samui, the leading airline is Qatar Airways, making up 100% of the total bookings.

Best airlines flying from Dublin to Ko Samui

Compare and see reviews for airlines that fly from Dublin to Ko Samui with momondo

Airline	Rating	Free Cancellation	Price
Qatar Airways	PriceFrom €524	Free Cancellation	Rating 7.4 3,730 reviews		Search Qatar Airways flights

Ko Pha Ngan

Ko Tao

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Ko Samui?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Dublin to Ko Samui for you.

Can I find flights from Dublin to Ko Samui with flexible booking policies on momondo?

Flights from Dublin to Ko Samui with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Dublin to Ko Samui?

momondo provides multiple filters to help you find the best flight to Ko Samui from Dublin. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Ko Samui from Dublin 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

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Cheap flights from Dublin to Ko Samui from €354

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Dublin to Ko Samui departing on 16/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Filter for what you want

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Turkish Airlines flights from Dublin to Ko Samui

Our best Turkish Airlines deals on Dublin to Ko Samui flight tickets

Austrian Airlines flights from Dublin to Ko Samui

Our best Austrian Airlines deals on Dublin to Ko Samui flight tickets

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How to get the cheapest flight ticket from Dublin to Ko Samui

What is the cheapest month to fly to Ko Samui?

If you aren’t able to travel during the month of April, then book flights to Ko Samui from Dublin during September instead. Flights to Ko Samui in September, while not as cheap as those in April, still average around €840.

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

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

How often are flights from Dublin to Ko Samui delayed?

Historically, on average around 11% of flights between Dublin and Ko Samui have experienced a delay on any given week. The average delay length over the past 12 months has been 142 minutes.

What is the most punctual flight time for Dublin to Ko Samui flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Dublin to Ko Samui flights?

According to our data, JetBlue have had the fewest delays on this route over the last 12 months, with about 7% of their flights experiencing any sort of delay.

When to book flights from Dublin to Ko Samui

Cheap Dublin to Ko Samui (DUB to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Dublin to Ko Samui

Fastest flight time

Direct flights

How far is Dublin to Ko Samui by plane?

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

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

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

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

What is the most popular airline from Dublin to Ko Samui?

Best airlines flying from Dublin to Ko Samui

Compare and see reviews for airlines that fly from Dublin to Ko Samui with momondo

Travelling to a place near Ko Samui?

Why use momondo?

Why should I use momondo to find a flight deal from Dublin to Ko Samui?

Can I find flights from Dublin to Ko Samui with flexible booking policies on momondo?

How can momondo help me find flights from Dublin to Ko Samui?

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

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.

Find better results for your trip to Thailand

Airports servicing Thailand

Fly your favourite airline to Ko Samui

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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Popular flights according to clicks in the last 7 days on momondo

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