Cheap Flights from Phnom Penh to Koh Samui

View €303 flight on Tue, 22 Jul 2025Opens in a new window

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Cheap flights from Phnom Penh to Koh Samui (PNH-USM)

Prices were available within the past 7 days and start at €303 for one-way flights and €457 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai Airways International
Thu, 27 Mar - Thu, 3 Apr
PNH
Phnom Penh
USM
Koh Samui
€457 Return, found 3 days ago
€457
Return
found 3 days ago
Select Thai Airways International flight, departing Thu, 27 Mar from Phnom Penh to Koh Samui, returning Thu, 3 Apr, priced at €457 found 3 days ago
Thai Airways International
Thu, 27 Mar - Thu, 3 Apr
PNH
Phnom Penh
USM
Koh Samui
€461 Return, found 3 days ago
€461
Return
found 3 days ago
Select Thai Airways International flight, departing Thu, 27 Mar from Phnom Penh to Koh Samui, returning Thu, 3 Apr, priced at €461 found 3 days ago
Thai Airways International
Thu, 3 Apr - Wed, 9 Apr
PNH
Phnom Penh
USM
Koh Samui
€491 Return, found 8 hours ago
€491
Return
found 8 hours ago
Select Thai Airways International flight, departing Thu, 3 Apr from Phnom Penh to Koh Samui, returning Wed, 9 Apr, priced at €491 found 8 hours ago
Thai Airways International
Thu, 27 Mar - Thu, 3 Apr
PNH
Phnom Penh
USM
Koh Samui
€495 Return, found 3 days ago
€495
Return
found 3 days ago
Select Thai Airways International flight, departing Thu, 27 Mar from Phnom Penh to Koh Samui, returning Thu, 3 Apr, priced at €495 found 3 days ago
Thai Airways International
Thu, 27 Mar - Thu, 3 Apr
PNH
Phnom Penh
USM
Koh Samui
€499 Return, found 3 days ago
€499
Return
found 3 days ago
Select Thai Airways International flight, departing Thu, 27 Mar from Phnom Penh to Koh Samui, returning Thu, 3 Apr, priced at €499 found 3 days ago
Thai Airways International
Thu, 3 Apr - Wed, 9 Apr
PNH
Phnom Penh
USM
Koh Samui
€501 Return, found 8 hours ago
€501
Return
found 8 hours ago
Select Thai Airways International flight, departing Thu, 3 Apr from Phnom Penh to Koh Samui, returning Wed, 9 Apr, priced at €501 found 8 hours ago
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