Cheap Flights from Dublin (DUB) to Samui Intl. Airport (USM)

View AU$862 flight on Tue, 24 Mar. 2026Opens in a new window

Popular airlines from Dublin Airport (DUB) to Samui Intl. Airport (USM)

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Cheap Flights from Dublin (DUB) to Samui Intl. Airport (USM)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Qatar Airways
Wed, 6 May - Wed, 13 May
DUB
Dublin
USM
Koh Samui
AU$1,473 Return, found 4 days ago
AU$1,473
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 6 May from Dublin to Koh Samui, returning Wed, 13 May, priced at AU$1,473 found 4 days ago
Qatar Airways
Wed, 6 May - Wed, 13 May
DUB
Dublin
USM
Koh Samui
AU$1,516 Return, found 4 days ago
AU$1,516
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 6 May from Dublin to Koh Samui, returning Wed, 13 May, priced at AU$1,516 found 4 days ago
Qatar Airways
Wed, 6 May - Wed, 13 May
DUB
Dublin
USM
Koh Samui
AU$1,519 Return, found 4 days ago
AU$1,519
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 6 May from Dublin to Koh Samui, returning Wed, 13 May, priced at AU$1,519 found 4 days ago
KLM
Tue, 24 Mar. - Tue, 31 Mar.
DUB
Dublin
USM
Koh Samui
AU$1,531 Return, found 6 days ago
AU$1,531
Return
found 6 days ago
Select KLM flight, departing Tue, 24 Mar. from Dublin to Koh Samui, returning Tue, 31 Mar., priced at AU$1,531 found 6 days ago
Qatar Airways
Wed, 6 May - Wed, 13 May
DUB
Dublin
USM
Koh Samui
AU$1,536 Return, found 4 days ago
AU$1,536
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 6 May from Dublin to Koh Samui, returning Wed, 13 May, priced at AU$1,536 found 4 days ago
Etihad Airways
Mon, 8 Sep. - Mon, 15 Sep.
DUB
Dublin
USM
Koh Samui
AU$1,546 Return, found 1 day ago
AU$1,546
Return
found 1 day ago
Select Etihad Airways flight, departing Mon, 8 Sep. from Dublin to Koh Samui, returning Mon, 15 Sep., priced at AU$1,546 found 1 day ago
Qatar Airways
Wed, 6 May - Wed, 13 May
DUB
Dublin
USM
Koh Samui
AU$1,563 Return, found 4 days ago
AU$1,563
Return
found 4 days ago
Select Qatar Airways flight, departing Wed, 6 May from Dublin to Koh Samui, returning Wed, 13 May, priced at AU$1,563 found 4 days ago
Air France
Mon, 8 Sep. - Mon, 15 Sep.
DUB
Dublin
USM
Koh Samui
AU$1,564 Return, found 1 day ago
AU$1,564
Return
found 1 day ago
Select Air France flight, departing Mon, 8 Sep. from Dublin to Koh Samui, returning Mon, 15 Sep., priced at AU$1,564 found 1 day ago
Qatar Airways
Mon, 8 Sep. - Mon, 15 Sep.
DUB
Dublin
USM
Koh Samui
AU$1,568 Return, found 1 day ago
AU$1,568
Return
found 1 day ago
Select Qatar Airways flight, departing Mon, 8 Sep. from Dublin to Koh Samui, returning Mon, 15 Sep., priced at AU$1,568 found 1 day ago
Lufthansa
Tue, 24 Mar. - Tue, 31 Mar.
DUB
Dublin
USM
Koh Samui
AU$1,584 Return, found 6 days ago
AU$1,584
Return
found 6 days ago
Select Lufthansa flight, departing Tue, 24 Mar. from Dublin to Koh Samui, returning Tue, 31 Mar., priced at AU$1,584 found 6 days ago
Flight from Dublin to Samui Intl. Airport route information
Origin airport
Dublin
Destination airport
Samui Intl. Airport
Airlines serving
Air France, British Airways, Etihad Airways, KLM, Qatar Airways, Swiss International Air Lines, Turkish Airlines
Return price
AU$1,472
Distance
10149 km

Your quick guide to flights from Dublin to Samui Intl. Airport

Pick up great flights from Dublin to Samui Intl. Airport

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Dublin to Samui Intl. Airport. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Dublin to Samui Intl. Airport that take around hours.

Find cheap flights from Dublin to Samui Intl. Airport

From the great flight deals with prices currently ranging from AU$1,473 to AU$1,584, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Dublin to Samui Intl. Airport around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Samui Intl. Airport is normally in May.

Reasons to book your flight from Dublin to Samui Intl. Airport with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Dublin to Samui Intl. Airport across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Samui Intl. Airport right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Dublin Airport to Ko Samui Airport?
Round-trip journeys between DUB and USM start from AU$1,473. This price is based on fares offered within the last 7 days on Expedia for flights departing within the next year — book ASAP so you don't miss out. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Dublin Airport to USM?
This can differ between airlines, as each has its own terms and conditions. Visit the Customer Service Portal, where there are simple instructions on how to cancel your flight online.
How do I find cheap flights from Dublin Airport (DUB) to Samui Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for DUB to Ko Samui Airport flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Dublin Airport to Ko Samui Airport (USM)?
With a flight distance of 10 200 kilometres from Dublin Airport (DUB) to Samui Airport, this is a long-haul journey. Be sure to stay hydrated and get up to stretch your legs every so often.
Which airlines fly direct from Dublin Airport to USM?
There are no direct flights, so you'll have to make at least one stop between Dublin Airport (DUB) and Ko Samui Airport. Make the most of the layover time to stretch your legs and enjoy some personal space.
Are Dublin Airport (DUB) to Ko Samui Airport (USM) flight tickets cheaper when they're purchased at the last minute?
Last-minute planners can occasionally find a bargain, with some of the cheapest fares from Dublin Airport (DUB) to USM arising a few weeks before the departure date. If you'd rather book ahead, Expedia compares and updates all the best flight deals continually — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines release prices that far in advance.

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