Skip to main content
Select journey type

If you’re travelling with infant(s) under two years of age, or your infant turns two during your trip, please contact your local reservations office.

Find Flights from London to Siem Reap with Thai Airways

Compare Top Offers from London to Siem Reap*

  1. London (LHR) to Siem Reap (REP)

    ​Round trip | Economy
    LHR-REP

    28/12/2020

    REP-LHR

    09/01/2021

    GBP1,027

*Best fares on flights found by others in the last 48 hours.

Find Flights from London to Siem Reap with Thai Airways

Weather in Siem Reap

Monday sky is clear
33°C 24/02/2020
Tuesday few clouds
37°C 25/02/2020
Wednesday sky is clear
37°C 26/02/2020
Thursday sky is clear
37°C 27/02/2020
Friday broken clouds
36°C 28/02/2020
Saturday sky is clear
37°C 29/02/2020
Sunday sky is clear
40°C 01/03/2020
Generated by: OpenWeatherMap.org