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Cheap flights from Ko Samui to Dublin from ฿15,478

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/9. Fares are subject to change and may not be available on all flights or dates of travel.
USM — DUB
26 Jul — 2 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ko Samui to Dublin

Enter your travel dates to find the best prices.

Cheapest flights from Ko Samui to Dublin
Explore the most affordable flight options available from Ko Samui to Dublin. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 26 June 2026.

Sun 5/708:00
USM
-
DUB
3 stops45h 35m
Multiple Airlines
Sun 12/707:25
DUB
-
USM
3 stops31h 20m
Multiple Airlines
Deal found 21/6฿35,927
Sun 28/617:55
USM
-
DUB
2 stops18h 50m
Qatar Airways
Tue 7/721:45
DUB
-
USM
2 stops39h 55m
Qatar Airways
Deal found 25/6฿38,296
Sun 11/1015:25
USM
-
DUB
2 stops21h 20m
Qatar Airways
Wed 14/1008:15
DUB
-
USM
2 stops21h 00m
Qatar Airways
Deal found 24/6฿40,898
Sat 18/719:00
USM
-
DUB
2 stops41h 45m
Qatar Airways
Sat 25/721:45
DUB
-
USM
2 stops38h 30m
Qatar Airways
Deal found 24/6฿44,467

Find flight deals from Ko Samui to Dublin

Discover tips and strategies to find the most affordable flight options for your journey from Ko Samui (USM) to Dublin (DUB). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 26 June 2026.

Round-trip from

฿40,898

One-way from

฿15,478
Qatar Airways
  • Qatar Airways
  • 11/10-14/10
  • 4 total stops
  • 42h 20m total
  • Ko Samui to Dublin
Search Deals
13/9
  • 13/9
  • 3 total stops
  • 34h 20m total
  • Ko Samui to Dublin
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Ko Samui to Dublin that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 17,341 searches. Data last updated 26 June 2026.
Use the filters below to find and compare flights from Ko Samui to Dublin that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight
Fastest return journey

Ko SamuiDublin

USM - DUB

USMDUB

Ko Samui

Sun 11/10

15:25-06:45

2 stops21h 20m

Dublin

Wed 14/10

08:15-11:15

2 stops21h 00m

฿40,898

Ko SamuiDublin

USM - DUB

USMDUB

Ko Samui

Sat 18/7

19:00-06:45

2 stops41h 45m

Dublin

Sat 25/7

21:45-18:15

2 stops38h 30m

฿44,467
Cheapest one-way

Ko SamuiDublin

USM - DUB

USMDUB

Ko Samui

Sun 26/7

07:50-23:35

3 stops45h 45m

฿16,613
Fastest single journey

Ko SamuiDublin

USM - DUB

USMDUB

Ko Samui

Tue 8/9

17:55-11:15

3 stops23h 20m

฿17,213

Ko SamuiDublin

USM - DUB

USMDUB

Ko Samui

Mon 7/9

11:25-07:15

2 stops25h 50m

฿17,413

Ko SamuiDublin

USM - DUB

USMDUB

Ko Samui

Sun 6/9

21:00-20:30

3 stops53h 30m

฿17,447

Ko SamuiDublin

USM - DUB

USMDUB

Ko Samui

Sat 5/9

11:25-10:35

3 stops29h 10m

฿18,848

Ko SamuiDublin

USM - DUB

USMDUB

Ko Samui

Sat 8/8

17:00-15:05

3 stops52h 05m

฿18,981

Flights are sorted by cheapest return flights first.

Deals found on 22/6

Sorted by cheapest first

Best time to book a flight from Ko Samui to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Ko Samui with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Ko Samui to Dublin. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ko Samui to Dublin?

    Qatar Airways can get you from Ko Samui to Dublin in just under 21h 20m. Your travel time can differ by up to . There are 10203 km between Ko Samui and Dublin.

  • Can I find deals for flights from Ko Samui to Dublin that include hotel bookings?

    Yes. In addition to deals on Ko Samui to Dublin flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ko Samui to Dublin?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ko Samui to Dublin.

  • Can I find deals for business class flights from Ko Samui to Dublin?

    Yes. Cheapflights offers flight deals from Ko Samui to Dublin by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

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Deals for Ko Samui to Dublin flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Ko Samui to Dublin?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Ko Samui to Dublin.

Can Cheapflights find flights from Ko Samui to Dublin with no change fees?

Need flexible booking options for your flight to Dublin from Ko Samui? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Ko Samui to Dublin become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Dublin from Ko Samui today and book when prices fit your budget.

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