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?

Tuesday 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.

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 120 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 8% of their flights experiencing any sort of delay.

What is the cheapest airline that flies from Dublin to Ko Samui?

Etihad Airways is the most popular carrier operating from Dublin to Ko Samui

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 2 as of April 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.

€360 Cheap Flights from Dublin to Ko Samui in 2026

Q: What is the typical price of a round-trip flight between Dublin and Ko Samui?

Prices are currently low for flights on this route. Typical prices usually range from €1,332 to €815. The lowest price recently found on this route was €587.

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Find the cheapest flights from Dublin to Ko Samui

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

09:00 - 18:00

DUB

USM

27h 00m

2 stops

09:15 - 07:15

USM

DUB

28h 00m

2 stops

€587Multiple Airlines

Thu, 21 May - Thu, 28 May

09:00 - 17:45

DUB

USM

26h 45m

2 stops

06:00 - 07:15

USM

DUB

31h 15m

2 stops

€603Multiple Airlines

Thu, 7 May - Wed, 20 May

09:00 - 17:05

DUB

USM

26h 05m

2 stops

06:00 - 19:05

USM

DUB

19h 05m

2 stops

€675Multiple Airlines

Tue, 5 May - Tue, 12 May

09:00 - 18:00

DUB

USM

27h 00m

2 stops

11:25 - 07:15

USM

DUB

25h 50m

2 stops

€679Multiple Airlines

Sat, 23 May - Sat, 30 May

09:00 - 11:15

DUB

USM

20h 15m

2 stops

06:00 - 07:15

USM

DUB

31h 15m

2 stops

€685Multiple Airlines

Wed, 6 May - Wed, 13 May

09:00 - 11:05

DUB

USM

20h 05m

2 stops

07:50 - 07:15

USM

DUB

29h 25m

2 stops

€688Multiple Airlines

Wed, 16 Sep - Wed, 30 Sep

12:55 - 20:25

DUB

USM

25h 30m

2 stops

06:00 - 01:00

USM

DUB

25h 00m

3 stops

€695Multiple Airlines

Thu, 7 May - Wed, 20 May

18:55 - 21:35

DUB

USM

20h 40m

2 stops

17:55 - 07:15

USM

DUB

19h 20m

2 stops

€698Etihad Airways

Mon, 27 Apr - Mon, 11 May

09:00 - 17:45

DUB

USM

26h 45m

2 stops

08:45 - 07:15

USM

DUB

28h 30m

2 stops

€710Multiple Airlines

Sun, 24 May - Sun, 31 May

18:55 - 08:25

DUB

USM

31h 30m

2 stops

06:00 - 19:05

USM

DUB

19h 05m

2 stops

€722Multiple Airlines

Mon, 27 Apr - Mon, 11 May

Etihad Airways flights from Dublin to Ko Samui

Our best Etihad Airways deals on Dublin to Ko Samui flight tickets

Etihad Airways

27 Apr

DUB18:55Dublin

20h 40m

2 stops

USM21:35Ko Samui

11 May

USM17:55Ko Samui

19h 20m

2 stops

DUB07:15Dublin

€698

Etihad Airways

27 Apr

DUB18:55Dublin

20h 40m

2 stops

USM21:35Ko Samui

11 May

USM17:50Ko Samui

19h 25m

2 stops

DUB07:15Dublin

€703

Etihad Airways

23 Apr

DUB18:55Dublin

20h 40m

2 stops

USM21:35Ko Samui

6 May

USM06:00Ko Samui

19h 05m

2 stops

DUB19:05Dublin

€728

Qatar Airways flights from Dublin to Ko Samui

Our best Qatar Airways deals on Dublin to Ko Samui flight tickets

Qatar Airways

23 Apr

DUB12:55Dublin

25h 30m

2 stops

USM20:25Ko Samui

7 May

USM17:55Ko Samui

27h 30m

2 stops

DUB15:25Dublin

€797

Qatar Airways

23 Apr

DUB12:55Dublin

25h 30m

2 stops

USM20:25Ko Samui

6 May

USM13:30Ko Samui

24h 30m

2 stops

DUB08:00Dublin

€866

Qatar Airways

23 Apr

DUB09:30Dublin

25h 25m

2 stops

USM16:55Ko Samui

27 Apr

USM17:55Ko Samui

27h 30m

2 stops

DUB15:25Dublin

€888

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Thu 21/5

09:00-18:00

2 stops27h 00m

Ko Samui

Thu 28/5

09:15-07:15

2 stops28h 00m

€587

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Thu 7/5

09:00-17:45

2 stops26h 45m

Ko Samui

Wed 20/5

06:00-07:15

2 stops31h 15m

€603

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Tue 5/5

09:00-17:05

2 stops26h 05m

Ko Samui

Tue 12/5

06:00-19:05

2 stops19h 05m

€674

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Sat 23/5

09:00-18:00

2 stops27h 00m

Ko Samui

Sat 30/5

11:25-07:15

2 stops25h 50m

€679

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Wed 6/5

09:00-11:15

2 stops20h 15m

Ko Samui

Wed 13/5

06:00-07:15

2 stops31h 15m

€685

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Wed 16/9

09:00-11:05

2 stops20h 05m

Ko Samui

Wed 30/9

07:50-07:15

2 stops29h 25m

€688

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Thu 7/5

12:55-20:25

2 stops25h 30m

Ko Samui

Wed 20/5

06:00-01:00

3 stops25h 00m

€695

Fastest return journey

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Mon 27/4

18:55-21:35

2 stops20h 40m

Ko Samui

Mon 11/5

17:55-07:15

2 stops19h 20m

€698

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Sun 24/5

09:00-17:45

2 stops26h 45m

Ko Samui

Sun 31/5

08:45-07:15

2 stops28h 30m

€710

DublinKo Samui

DUB - USM

DUBUSM

Dublin

Mon 27/4

18:55-08:25

2 stops31h 30m

Ko Samui

Mon 11/5

06:00-19:05

2 stops19h 05m

€722

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 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

Airlines

Delays

What is the typical price of a round-trip flight between Dublin and Ko Samui?

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 €574. Flights from Dublin to Ko Samui on a Sunday will generally be more expensive and average around €739. 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 €533. In contrast, the most expensive time of day to depart to Ko Samui is at midday when prices are around €601.

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	19h 00m
Direct flights	None

The fastest flight from Dublin to Ko Samui takes 19h 00m

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

Search flight deals

Frequently asked questions about flying from Dublin to Ko Samui

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 19h 00m 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 2 as of April 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 52% of the total bookings. Other popular airlines include Etihad Airways with 48%.

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
Etihad Airways	PriceFrom €494	Free Cancellation	Rating 7.3 1,428 reviews		Search Etihad Airways flights
Qatar Airways	PriceFrom €530	Free Cancellation	Rating 7.4 3,727 reviews		Search Qatar Airways flights

Ko Tao

Ko Pha Ngan

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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.

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Cheap flights from Dublin to Ko Samui from €394

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 22/4. 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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Etihad Airways flights from Dublin to Ko Samui

Our best Etihad Airways deals on Dublin to Ko Samui flight tickets

Qatar Airways flights from Dublin to Ko Samui

Our best Qatar Airways deals on Dublin to Ko Samui flight tickets

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See travel insights to Ko Samui from

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

What is the typical price of a round-trip flight between Dublin and Ko Samui?

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?

What is the cheapest airline that flies from Dublin to Ko Samui?

How often are flights from Dublin to Ko Samui delayed?

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

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

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

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

Frequently asked questions about flying 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?

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

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Fly your favourite airline to Ko Samui

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