Cheap flights from Dublin to Koh Samui

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

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Cheap Flights from Dublin (DUB) to Koh Samui (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 1 day ago
AU$1,473
Return
found 1 day ago
Select Qatar Airways flight, departing Wed, 6 May from Dublin to Koh Samui, returning Wed, 13 May, priced at AU$1,473 found 1 day ago
Qatar Airways
Wed, 6 May - Wed, 13 May
DUB
Dublin
USM
Koh Samui
AU$1,516 Return, found 1 day ago
AU$1,516
Return
found 1 day ago
Select Qatar Airways flight, departing Wed, 6 May from Dublin to Koh Samui, returning Wed, 13 May, priced at AU$1,516 found 1 day ago
KLM
Tue, 24 Mar. - Tue, 31 Mar.
DUB
Dublin
USM
Koh Samui
AU$1,531 Return, found 3 days ago
AU$1,531
Return
found 3 days ago
Select KLM flight, departing Tue, 24 Mar. from Dublin to Koh Samui, returning Tue, 31 Mar., priced at AU$1,531 found 3 days ago
Air France
Tue, 24 Mar. - Tue, 31 Mar.
DUB
Dublin
USM
Koh Samui
AU$1,579 Return, found 3 days ago
AU$1,579
Return
found 3 days ago
Select Air France flight, departing Tue, 24 Mar. from Dublin to Koh Samui, returning Tue, 31 Mar., priced at AU$1,579 found 3 days ago
Lufthansa
Tue, 24 Mar. - Tue, 31 Mar.
DUB
Dublin
USM
Koh Samui
AU$1,584 Return, found 3 days ago
AU$1,584
Return
found 3 days ago
Select Lufthansa flight, departing Tue, 24 Mar. from Dublin to Koh Samui, returning Tue, 31 Mar., priced at AU$1,584 found 3 days ago
Swiss International Air Lines
Tue, 24 Mar. - Tue, 31 Mar.
DUB
Dublin
USM
Koh Samui
AU$1,599 Return, found 3 days ago
AU$1,599
Return
found 3 days ago
Select Swiss International Air Lines flight, departing Tue, 24 Mar. from Dublin to Koh Samui, returning Tue, 31 Mar., priced at AU$1,599 found 3 days ago
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