Search Flights from London to Siem Reap

Quick Flight Summary from London to Siem Reap

  • Lowest recent price
    $750
  • Direct flight duration 20 hour 15 min
  • Arrival airports SAI
  • Best days to book Monday, Tuesday
  • Average over the last 30 days
    $732

Cheapest flights from London to Siem Reap

Best Price

Etihad Airways

Etihad Airways
14 Nov, Sat
London – Siem Reap
1d 5h 20m
2 stop
LHR–SAI

Vietnam Airlines

Vietnam Airlines
16 Nov, Mon
London – Siem Reap
22h 55m
1 stop
LHR–SAI

Etihad Airways

Etihad Airways
10 Nov, Tue
London – Siem Reap
21h 35m
2 stop
LHR–SAI

Etihad Airways

Etihad Airways
3 Nov, Tue
London – Siem Reap
1d 5h 20m
2 stop
LHR–SAI

Etihad Airways

Etihad Airways
29 Oct, Thu
London – Siem Reap
23h 45m
2 stop
LHR–SAI
Shortest Flight

Emirates

Emirates
11 Nov, Wed
London – Siem Reap
17h 55m
1 stop
STN–SAI

Qatar Airways

Qatar Airways
17 Oct, Sat
London – Siem Reap
1d 5h 5m
2 stop
LHR–SAI

Last update: 06 October 2026 13:38

Estimated Prices for London to Siem Reap Flights

Cheapest Day26 October Monday
Best Price
$668
Average Price
$719
$762
$668
08Thu
Oct
09Fri
10Sat
11Sun
12Mon
13Tue
14Wed
15Thu
16Fri
17Sat
18Sun
19Mon
20Tue
21Wed
22Thu
23Fri
24Sat
25Sun
$668
26Mon
27Tue
28Wed
$762
29Thu
30Fri
31Sat
01Sun
Nov
02Mon
$728
03Tue
04Wed
05Thu
06Fri

Key Features of the Airlines

Information compiled by AI. For the most up-to-date information, contact the airline.

Transportation to Airport from London City Center

London City Airport

You can use the transportation options such as taxi, train, or car rental services from London City Airport to the London City center. 

Metro

You can use the metro from 5.30 am to midnight as the London Underground has an advanced transportation network. You can reach London City Airport directly from the city center with the metro, which ticket prices ranging from £4.80 to £6.

Bus 

Bus lines in the city center provide transportation to almost every region. The busses also operate at night, so if you consider a bus, you can transfer easily from the airport to the city center. The busses depart from the terminal every 20 minutes and pricing ranges from £5 to £8.

Train

You can take trains directly to the London City Airport from train stations in the city center. Ticket fares range from £5- £10 and there are train passes called Oysters. 

Rental Cars

There are many companies in the city center where you can rent a car. Before your flight, you can call one of the companies to pre-book, or you can contact your hotel and get recommendations for car rental companies. For those who do not want to arrange public transportation times and routes, renting a car is a great option. Besides, for those who want a more comfortable and luxurious ride, there are limousine rental services in the London city center and they also provide airport transfers. 

Taxi

You can use taxis as another option for transportation. London City Airport is located 11 kilometers from the city center, and taxis are one of the fastest ways. The taxi costs approximately £15 to £25.

Hotel Shuttles

While booking your hotel, you can check if they provide shuttle services from the airport and you can avoid problems arranging your airport transfer. You can contact the related personnel before your flight for more information, and if you have excess baggage, shuttles may be the best option for you. 

Airport Information 

London City Airport, which has been operating for many years, is located 11 kilometers east of the city center. This airport is easily accessible from the city center and provides services such as; car parking lots, car rental companies, restaurants and bars, VIP Lounges, and stores. At London City Airport, passengers’ security, comfort, and other needs are met in the best way possible.


Gatwick Airport

Trains are the best alternative in terms of cost and time. You can use the Gatwick Express or Southern trains to get to the airport. You can easily access these trains from the Victoria Train Station. The National Express and Easybus buses are a suitable option for those looking for a cheaper method of transportation. Keep in mind it takes over an hour to reach the airport.

Airport Information

Gatwick Airport consists of 2 terminals, the South Terminal and the North Terminal. Both terminals have restaurants, cafes, and stores located within. Enjoy tax-free prices at the World Duty Free shops. For a fee of around 20 pounds you can take advantage of the lounges located in the terminal. You do not have to be a member to enjoy the lounges. While you wait for your flight you can enjoy something to eat, free wireless interest, and spa facilities at the lounge.


Heathrow Airport

If you want to get to the airport from the city center in 15 minutes then get on the Heathrow Express train at Paddington train station. The Heathrow Connect Trains depart from the same place and take about 30 minutes. National Express buses at the Victoria bus stop are another option. Those buses take between 40 and 80 minutes depending on the traffic.

Airport Information

Heathrow Airport is one of the world’s busiest airports, and is made up of 5 terminals, each of which contains stores, restaurants, cafes, and more. There are trains that provide transportation between terminals. You can walk between some of the terminals without having to get on the train. Heathrow Airport is a large airport equipped with souvenir shops, World Duty Free shops, and famous brand name stores like Gucci, Prada, Burberry, BVLGARI, and Hugo Boss.

The airport also features single or double cabins where passengers can relax, sleep for a couple of hours, and even take a shower. These cabins are priced according to the total duration, number of people, and amenities offered. Prices vary between 35-90 pounds. 


Luton Airport

The Thameslink and East Midlands trains are the fastest modes of transportation to get to the airport from the city center. Those who are more concerned about the fare than the time it takes can use the Easybus, Greenline 757 or National Express buses. The airport is also accessible by taxi or rental car.

Airport Information

Luton Airport has one terminal that contains shops where you can enjoy duty free shopping, restaurants where you can get a bite to eat, and cafes like Starbucks, Caffe Nero, and Costa.

Siem Reap Weather

5-Day Forecast • Min / Max Temperature

Thursday
8 Oct
Clear
32°25°
Today
Friday
9 Oct
Clear
32°25°
Saturday
10 Oct
Rain
32°24°
Sunday
11 Oct
Clear
32°24°
Monday
12 Oct
Clear
32°24°

More Information About Siem Reap

Frequently Asked Questions

When you search for London-Siem Reap flights, Wingie directly gathers and compares instant data from all airlines. You can see all London-Siem Reap flights together for the date you are looking for and choose the most suitable flight.
For London-Siem Reap flights, you can use City Airport, Gatwick Airport, Heathrow Airport, Luton Airport, Stansted Airport, Windsor and Eton Central Railway Railway Station, Euston Railway Station, King's Cross Railway Station, St Pancras Railway Station, Tottenham Hale station Railway Station as departure airport, and Siem Reap–Angkor International Airport for arrival.
The flight distance between London-Siem Reap is 9777 kilometers in total. The flight between the two cities takes 12 hour 10 minutes.
When the average prices are examined, the most suitable day for London-Siem Reap flights is Tuesday.
Etihad Airways, Vietnam Airlines, Emirates, Qatar Airways organizes direct flights between London-Siem Reap.
On this route, low-cost airlines typically offer fares that include only cabin and hand baggage. Full-service airlines may include baggage and refreshment fees in the base price. The best option varies according to baggage needs. Based on current data, the lowest fare on this route with Etihad Airways starts from approximately $668.
AirlinePriceStandard inclusions
Etihad Airways
$668
No changes allowed / No Refund / 1 piece X 7 kg cabin baggage / Complimentary Refreshments
Emirates
$768
Paid Change (up to 48 hours) / No Refund / 1 piece X 7 kg cabin baggage / 1 piece X 25 kg checked baggage / Complimentary Refreshments / In-flight Entertainment
Turkish Airlines
$802
Paid Change / 1 piece X 8 kg cabin baggage / 1 piece X 20 kg checked baggage

Last update: 23.09.2026

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