Siem Reap, Cambodia to London, United Kingdom flights
Flights starting at £315. Choose between Vietnam Airlines, easyJet, or Thai AirAsia to find the best price.
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Tips to know when travelling to London
Cheapest one-way trip | £358 |
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Cheapest round-trip | £835 |
Average round-trip | £927 |
Includes rare itinerary | Travel hack |
Most popular airline | Vietnam Airlines |
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Check-in for a flight from Siem Reap to London
Name | Carrier code | IATA Code | Passport needed during booking | Online check-in available |
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Vietnam Airlines | HVN | VN | Yes | No |
easyJet | EZY | U2 | No | Opens 720 days before flight Closes 2 hours before flight |
Thai AirAsia | AIQ | FD | Yes | 0 0 |
AirAsia | AXM | AK | Yes | 0 0 |
Thai Airways International | THA | TG | No | 0 0 |
United Kingdom COVID-19 travel restrictions

Most travelers from Cambodia can enter London, LGW, but there are restrictions.
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Return
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Information is provided as guidance only and accurate at the time of publishing. Always check government websites and airline materials before booking and traveling.
Learn more about COVID-19 restrictions in United Kingdom in our dedicated Stories article.
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