Find a good deal on your flight from London to Siem Reap with Netflights. If you want to keep your options open, take a look at flights from another airport in London.
But when you fly is just as important as who you fly with. If you're flexible on dates, try searching by month to see when the cheapest flights are.
Last-minute deals can be cheaper, but it's risky. It's best to book flights to Siem Reap in advance to avoid disappointment.
Once you’ve chosen your flight, why not check out our deals on accommodation and car hire? You’ll find lots of hotels in Cambodia, including some close to the airport – perfect if you're arriving late or leaving early.