Flights from London to Siem Reap from GBP1,961*

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Book Your London to Siem Reap Flight Within the Next 90 Days

*Fares and availability are based on round trip searches for 1 passenger (1 adult) in Economy class in the last 48 hours. Fares are inclusive of tax and surcharges, and subject to availability.

Tickets for London to Siem Reap Flights

GBP
FromToDatesFare TypePrice

London (LHR)

Siem Reap (SAI)

Depart: 20/12/2025-

Return: 03/01/2026

Round-trip/Economy

*Fares and availability are based on round trip searches for 1 passenger (1 adult) in Economy class in the last 48 hours. Fares are inclusive of tax and surcharges, and subject to availability.

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