£582 Cheap Singapore Airlines flights from London to Samui Intl. Airport (LHR→USM)

View £582 flight on Thu, 5 Mar 2026Opens in a new window

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Singapore Airlines flights from London to Samui Intl. Airport (LHR→USM)

Prices were available within the past 7 days and start at £582 for one-way flights and £764 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Singapore Airlines
Mon, 8 Sep - Mon, 29 Sep
LHR
London
USM
Koh Samui
£764 Return, found 4 hours ago
£764
Return
found 4 hours ago
Select Singapore Airlines flight, departing Mon, 8 Sep from London to Koh Samui, returning Mon, 29 Sep, priced at £764 found 4 hours ago
Flight from London to Samui Intl. Airport route information
Origin airport
Heathrow
Destination airport
Samui Intl. Airport
Airlines serving
Air France, Austrian Airlines, British Airways, Cathay Pacific, EVA Airways, Etihad Airways, Finnair, Gulf Air, KLM, Lufthansa, Malaysia Airlines, Qatar Airways, Singapore Airlines, Swiss International Air Lines, Thai Airways International, Turkish Airlines
Popular airline
Singapore Airlines
Distance
9836 km
*Available to Expedia members.