Cheap Flights from Singapore to Koh Samui

View €126 flight on Wed, 8 Oct 2025Opens in a new window

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Cheap flights from Singapore to Koh Samui (SIN-USM)

Prices were available within the past 7 days and start at €126 for one-way flights and €226 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Tue, 11 Nov - Fri, 14 Nov
SIN
Singapore
USM
Koh Samui
€226 Return, found 6 days ago
€226
Return
found 6 days ago
Select Scoot flight, departing Tue, 11 Nov from Singapore to Koh Samui, returning Fri, 14 Nov, priced at €226 found 6 days ago
Scoot
Tue, 13 Jan - Wed, 28 Jan
SIN
Singapore
USM
Koh Samui
€226 Return, found 1 day ago
€226
Return
found 1 day ago
Select Scoot flight, departing Tue, 13 Jan from Singapore to Koh Samui, returning Wed, 28 Jan, priced at €226 found 1 day ago
Scoot
Tue, 13 Jan - Wed, 28 Jan
SIN
Singapore
USM
Koh Samui
€243 Return, found 1 day ago
€243
Return
found 1 day ago
Select Scoot flight, departing Tue, 13 Jan from Singapore to Koh Samui, returning Wed, 28 Jan, priced at €243 found 1 day ago
Scoot
Tue, 11 Nov - Fri, 14 Nov
SIN
Singapore
USM
Koh Samui
€250 Return, found 6 days ago
€250
Return
found 6 days ago
Select Scoot flight, departing Tue, 11 Nov from Singapore to Koh Samui, returning Fri, 14 Nov, priced at €250 found 6 days ago
Thai Airways International
Sun, 9 Nov - Tue, 11 Nov
SIN
Singapore
USM
Koh Samui
€480 Return, found 1 day ago
€480
Return
found 1 day ago
Select Thai Airways International flight, departing Sun, 9 Nov from Singapore to Koh Samui, returning Tue, 11 Nov, priced at €480 found 1 day ago
Bangkok Airways
Thu, 11 Sep - Sun, 14 Sep
SIN
Singapore
USM
Koh Samui
€862 Return, found 2 days ago
€862
Return
found 2 days ago
Select Bangkok Airways flight, departing Thu, 11 Sep from Singapore to Koh Samui, returning Sun, 14 Sep, priced at €862 found 2 days ago

Find the cheapest month to fly from Singapore (SIN) to Koh Samui (USM)

October is typically the cheapest month to fly

From €208 - €282 per traveller.

Graph displaying average flight prices per month

*Available to Expedia members.