Looking for a cheap last-minute deal or the best return flight from London to Cambodia? If you want to travel next month, return fares start from $816. Find the lowest prices on one-way and return flight tickets right here.

Phnom Penh.$635 per passenger.Departing Sun, 29 Nov, returning Wed, 9 Dec.Return flight with Air China.Outbound indirect flight with Air China, departs from London Gatwick on Sun, 29 Nov, arriving in Techo International.Inbound indirect flight with Air China, departs from Techo International on Wed, 9 Dec, arriving in London Heathrow.Price includes taxes and charges.From $635, select.

Siem Reap.$1,020 per passenger.Departing Thu, 3 Dec, returning Wed, 9 Dec.Return flight with Austrian Airlines.Outbound indirect flight with Austrian Airlines, departs from London Heathrow on Thu, 3 Dec, arriving in Siem Reap–Angkor .Inbound indirect flight with Austrian Airlines, departs from Siem Reap–Angkor on Wed, 9 Dec, arriving in London Heathrow.Price includes taxes and charges.From $1,020, select.

Sihanoukville.$1,230 per passenger.Departing Sat, 24 Oct, returning Sat, 31 Oct.Return flight with AJet and AirAsia Cambodia.Outbound indirect flight with AJet, departs from London Stansted on Sat, 24 Oct, arriving in Sihanoukville.Inbound indirect flight with AirAsia Cambodia, departs from Sihanoukville on Sat, 31 Oct, arriving in London Gatwick.Price includes taxes and charges.From $1,230, select.

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Alternative London to Cambodia routes

Compare flight prices from airports across Cambodia. If you're flexible, you might find a cheaper flight or a faster route from a different airport.

Flights from London to Cambodia FAQs

What is the cheapest flight to Cambodia from London?

The cheapest flight from London to Cambodia costs $635.

Explore the different prices of flights from London to Cambodia and find the best option for you.

When is it the cheapest time to fly from London to Cambodia?

The cheapest month to fly from London to Cambodia is November. See if any of these flights in November suit you.

What is the cheapest London to Cambodia flight route?

We've taken a look at the year ahead using our flights calendar. The cheapest flight route from London to Cambodia is London to Techo International. You can buy a ticket to fly this route from $635.

Take a look at London to Techo International flights.

What is the cheapest airline that flies to Cambodia from London?

Looking at the year ahead, the cheapest airline flying to Cambodia from London is Air China.

Explore flight ticket options today.

Cheapest flights to Cambodia from London

How to find cheap flights from London to Cambodia

$635 is currently the cheapest price for a return flight from London to Cambodia.
That fare will take you from London into Techo International in Phnom Penh.
$463 is the lowest price for a one-way trip.
Why not let the lowest fares decide where you jet off to next? Select 'Cambodia' in the 'To' field to find the cheapest deals by city.
Cambodia is home to three international airports.
Select 'Add nearby airports' to broaden your search and compare prices across all airports close to both your departure and destination cities.
Get the flight you want at a price you'll like by booking ahead. Leave it late and you might have to compromise on timing, airline or cost.
Know as soon as fares change. Download the Skyscanner app, create a Price Alert, and we'll let you know when prices go up or down.

Best time to fly from London to Cambodia

Catch a flight from London to Cambodia in November and you'll be travelling at one of the cheapest times of the year.
Midweek travel can often be a smart move. Fares are generally cheaper on Tuesdays and Wednesdays compared to the rest of the week.
January, May and November are the busiest months to travel to Cambodia. May leads the way, making it the perfect time to visit if you want to see the place buzzing.
Alternatively, skip the busiest travel periods by checking out flights in March, June and December. Out of these low season months, March is the quietest.

Popular places to visit in Cambodia

Siem Reap

A popular destination for London to Cambodia flights, this city in Siem Reap Province lands at the top of any well-planned itinerary. From Angkor Thom and Bayon Temple to Ta Prohm Temple, the attractions just keep coming.
Siem Reap–Angkor Airport (SAI) manages most international flights into Siem Reap.
Browse the lineup of hotels in Siem Reap and pair your trip with a stay that fits your style.

Sihanoukville

Explore Sihanoukville's biggest highlights including Otres Beach, Independence Beach and Sokha Beach.
The majority of flights arrive through Sihanoukville Airport (KOS), the city's main airport.
That same magic that powers our flight search can also help you find the best-value stays around. Use it to compare prices and availability across hotels in Sihanoukville.

Phnom Penh

Swing by popular sights like Royal Palace of Cambodia, Documentation Centre of Cambodia (DC-Cam) and Independence Square while you're in Phnom Penh.
Whether you're planning a quick stay or a longer break, hotels in Phnom Penh offer options for every type of trip.

Visiting Cambodia for the first time? Here's what you need to know

Make sure you know the entry rules well before departure day. Rules can change depending on your passport and reason for travel. Always check with official sources like your airline or the local embassy.
The population of Cambodia is estimated at around 18 million. Phnom Penh is the capital.
The same time is used throughout this destination, with one standard time zone operating on UTC+7.
For a warmer trip to Cambodia, consider going in March.
Time your visit for around January if you'd rather be there when it's cooler.
Rainy days are more common in July, while February is generally drier.
Khmer New Year, the Cambodian Water Festival and the Royal Ploughing Ceremony are among the biggest events here. Consider booking your London to Cambodia flight around moments like these for a different travel experience.

Complete your trip with hotels and a car rental

With your cheap flight from London to Cambodia booked, it's time to plan the rest of your adventure. Discover competitive prices and places to suit every budget across hotels in Cambodia. You can also browse car rental options in Cambodia and compare deals from top providers in seconds.

Cambodia hotels and car hire

Did you know we can help you plan the rest of your trip from London to Cambodia? Get exclusive deals and great rates for hotels and car hire in Cambodia.