The Houses of Parliament and Big Ben in London, with a red double-decker bus crossing the Lambeth Bridge.

฿17,420 Cheap Finnair flights from Singapore to London (SIN→LON)

View ฿17,420 flight on Tue, 29 Sept 2026Opens in a new window

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Finnair flights from Singapore to London (SIN→LON)

Prices were available within the past 7 days and start at ฿17,420 for one-way flights and ฿28,655 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Finnair
Thu, 17 Sept - Wed, 23 Sept
SIN
Singapore
LHR
London
฿28,655 Return, found 8 hours ago
฿28,655
Return
found 8 hours ago
Select Finnair flight, departing Thu, 17 Sept from Singapore to London, returning Wed, 23 Sept, priced at ฿28,655 found 8 hours ago

Find the cheapest month to fly from Singapore (SIN) to London (LON)

November is typically the cheapest month to fly

From ฿21,281 - ฿27,513 per traveller.

Travel information

Origin airport
Changi
Destination airport
Heathrow
Distance
10817 km
*Available to Expedia members.