Cheapest one-way USM–PER flights, May

AirHint found the following cheapest one-way flights from Ko Samui (USM) to Perth (PER) in May 2026 (see full year).

One-Way flights

21 May Bangkok Airways
14 May Scoot
13 May Bangkok Airways
20 May Bangkok Airways
07 May Scoot
17 May Bangkok Airways
19 May Bangkok Airways
06 May Bangkok Airways
15 May Scoot
12 May Scoot

Also check the deals for return flights from Ko Samui to Perth in May.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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