Question 1

What is the cheapest airline to fly from London Gatwick Airport to Siem Reap round-trip?

Accepted Answer

Currently priced at £649, Singapore Airlines will fly you from London Gatwick Airport to Siem Reap and back. In addition to Singapore Airlines, many other airlines offer competitively priced options for your trip.

Question 2

What is the cheapest day to fly from London Gatwick Airport to Siem Reap?

Accepted Answer

Travellers seeking maximum savings on their London Gatwick Airport to Siem Reap flight should consider departing on Sunday mornings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 3

E

Accepted Answer

In terms of precipitation, rainfall in Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Siem Reap when rainfall is around 0.0 mm.

Question 4

E

Accepted Answer

If weather is an important factor for your trip to Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

Question 5

What is the cheapest day to fly round-trip from London Gatwick Airport to Siem Reap?

Accepted Answer

It’s generally more expensive to depart on a Saturday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

Question 6

How far in advance should I book a flight from London Gatwick Airport to Siem Reap?

Accepted Answer

Find a great deal and save up to 61% by booking at least 46 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London Gatwick Airport to Siem Reap within the next two weeks, with the cheapest ticket starting at £725.

Question 7

What is the cheapest month to fly from London Gatwick Airport to Siem Reap?

Accepted Answer

Our data shows that September tends to be the cheapest month to fly to Siem Reap from London Gatwick Airport. Users have commonly found prices around £843 for the month, but tickets can be as low as £669. Due to multiple factors, prepare for potentially higher prices in December.

Question 8

What is the cheapest time of day to fly from LGW to SAI?

Accepted Answer

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London Gatwick Airport to Siem Reap as you normally would.

Question 9

What airport do you fly into for flights to Siem Reap from London Gatwick?

Accepted Answer

Most people fly into Siem Reap–Angkor Intl (SAI) if they book a flight to Siem Reap from London Gatwick. On average, Siem Reap–Angkor Intl has 0 inbound flights from London Gatwick per day from 1 airline. Siem Reap–Angkor Intl is conveniently located just 24.7 mi from Siem Reap’s city center.

Question 10

Can I find deals for flights from Gatwick to Siem Reap that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Gatwick to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 11

How can I find direct flights from Gatwick to Siem Reap?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Gatwick to Siem Reap.

Question 12

Can I find deals for business class flights from Gatwick to Siem Reap?

Accepted Answer

Yes. Cheapflights offers flight deals from Gatwick to Siem Reap by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 13

How does Cheapflights help users find flights from Gatwick to Siem Reap?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Siem Reap from Gatwick today with Cheapflights!

Question 14

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Siem Reap?

Accepted Answer

Cheapflights simply makes it quick and affordable to book flights from Gatwick to Siem Reap by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Question 15

Can Cheapflights find flights from Gatwick to Siem Reap with no change fees?

Accepted Answer

Cheapflights does show flights with no change fees to all users. To see these options for flights from Gatwick to Siem Reap, users can toggle the no change fees filter when performing a flight search.

Question 16

Can Cheapflights notify me if prices for flights from Gatwick to Siem Reap become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Gatwick to Siem Reap and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Popular in	December
Cheapest in	September
Average price	£768

Cheap flight deals from Gatwick to Siem Reap

Popular in

Cheapest in

Average price

Best time to book a flight from Gatwick to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Gatwick with our price prediction graph.

Reviews of airlines servicing Siem Reap

See what other customers who have flown with Singapore Airlines from London Gatwick Airport to Siem Reap have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Siem Reap from London Gatwick?

What is the cheapest airline to fly from London Gatwick Airport to Siem Reap round-trip?

Can I find deals for flights from Gatwick to Siem Reap that include hotel bookings?

How can I find direct flights from Gatwick to Siem Reap?

Can I find deals for business class flights from Gatwick to Siem Reap?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Siem Reap by adding a car hire and/or hotel booking to your travel itinerary.

Search flights from Gatwick to Siem Reap by cabin class

Find flights from Gatwick to Siem Reap, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Gatwick and Siem Reap flights

Browse other Gatwick and Siem Reap flight options. Last updated on 31 August 2025.

Other flights from Gatwick

Browse through other flights departing from Gatwick. Flights are based on user searches made on Cheapflights and were last updated on 31 August 2025.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2025

Top airline flying from Gatwick to Siem Reap

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Gatwick to Siem Reap?

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Siem Reap?

Can Cheapflights find flights from Gatwick to Siem Reap with no change fees?

Can Cheapflights notify me if prices for flights from Gatwick to Siem Reap become cheaper?

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Cheap flights from London Gatwick Airport to Siem Reap, Cambodia

Cheap flight deals from Gatwick to Siem Reap

Popular in

Cheapest in

Average price

Best time to book a flight from Gatwick to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Gatwick with our price prediction graph.

Reviews of airlines servicing Siem Reap

See what other customers who have flown with Singapore Airlines from London Gatwick Airport to Siem Reap have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Gatwick to Siem Reap. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Siem Reap from London Gatwick?

What is the cheapest airline to fly from London Gatwick Airport to Siem Reap round-trip?

Can I find deals for flights from Gatwick to Siem Reap that include hotel bookings?

How can I find direct flights from Gatwick to Siem Reap?

Can I find deals for business class flights from Gatwick to Siem Reap?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Siem Reap by adding a car hire and/or hotel booking to your travel itinerary.

Top airline flying from Gatwick to Siem Reap

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Gatwick to Siem Reap?

Why should you use Cheapflights to find cheap flight tickets from Gatwick to Siem Reap?

Can Cheapflights find flights from Gatwick to Siem Reap with no change fees?

Can Cheapflights notify me if prices for flights from Gatwick to Siem Reap become cheaper?

100% Free

Book with Flexibility

Travel Smart