Cheap flights from Dublin to Koh Samui from CA $1,690

View CA $1,690 flight on Sun, Dec. 28, 2025Opens 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 and start at CA $1,690 for one-way flights and CA $2,566 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Lufthansa
Sun, Dec. 28 - Sun, Jan. 4
DUB
Dublin
USM
Koh Samui
CA $2,566 Roundtrip, found 2 days ago
CA $2,566
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Sun, Dec. 28 from Dublin to Koh Samui, returning Sun, Jan. 4, priced at CA $2,566 found 2 days ago
British Airways
Sun, Dec. 28 - Sun, Jan. 4
DUB
Dublin
USM
Koh Samui
CA $2,706 Roundtrip, found 2 days ago
CA $2,706
Roundtrip
found 2 days ago
Select British Airways flight, departing Sun, Dec. 28 from Dublin to Koh Samui, returning Sun, Jan. 4, priced at CA $2,706 found 2 days ago
British Airways
Sun, Dec. 28 - Sun, Jan. 4
DUB
Dublin
USM
Koh Samui
CA $2,731 Roundtrip, found 2 days ago
CA $2,731
Roundtrip
found 2 days ago
Select British Airways flight, departing Sun, Dec. 28 from Dublin to Koh Samui, returning Sun, Jan. 4, priced at CA $2,731 found 2 days ago
Swiss International Air Lines
Sun, Dec. 28 - Sun, Jan. 4
DUB
Dublin
USM
Koh Samui
CA $2,762 Roundtrip, found 2 days ago
CA $2,762
Roundtrip
found 2 days ago
Select Swiss International Air Lines flight, departing Sun, Dec. 28 from Dublin to Koh Samui, returning Sun, Jan. 4, priced at CA $2,762 found 2 days ago
Air France
Sun, Dec. 28 - Sun, Jan. 4
DUB
Dublin
USM
Koh Samui
CA $3,481 Roundtrip, found 2 days ago
CA $3,481
Roundtrip
found 2 days ago
Select Air France flight, departing Sun, Dec. 28 from Dublin to Koh Samui, returning Sun, Jan. 4, priced at CA $3,481 found 2 days ago
Qatar Airways
Sun, Dec. 28 - Sun, Jan. 4
DUB
Dublin
USM
Koh Samui
CA $3,606 Roundtrip, found 2 days ago
CA $3,606
Roundtrip
found 2 days ago
Select Qatar Airways flight, departing Sun, Dec. 28 from Dublin to Koh Samui, returning Sun, Jan. 4, priced at CA $3,606 found 2 days ago
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