How long is the flight from England to Region of Siem Reap?

Flight times from England to Region of Siem Reap vary, but if you’re flying out of Manchester and flying into Siem Reap (one of the most popular routes), then the duration is 16h 45m on average. Another popular route from England to Region of Siem Reap is flying from Birmingham to Siem Reap, which will take roughly 18h 50m. Keep in mind that layovers or delays could extend your travel time.

Which airlines fly to Region of Siem Reap?

Singapore Airlines, Vietnam Airlines and Emirates are the top three most popular airlines that fly to Region of Siem Reap from England according to our data. Singapore Airlines is the first choice among our users, with 60% of people opting to fly with this airline when travelling to Region of Siem Reap. Keep in mind that there are 6 different airlines that fly to Region of Siem Reap on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from England to Siem Reap?

Malaysia Airlines, Austrian Airlines, and SWISS are the most popular carriers operating from England to Siem Reap

When did momondo last update prices for flights from England to Siem Reap?

Prices for flights from England to Siem Reap were last updated today.

How many operators does momondo search for flights from England to Siem Reap?

The number of operators available for flights from England to Siem Reap is 6 as of February 2026.

How old do you have to be to fly from England to Siem Reap?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from England to Siem Reap.

What documentation or ID do you need to fly to Siem Reap?

The travel and health documents required for your trip to Siem Reap can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Siem Reap. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

£281 Cheap Flights from England to Siem Reap in 2026

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from England to Siem Reap

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

10:30 - 21:00

LGW

SAI

27h 30m

3 stops

21:10 - 15:10

SAI

LGW

48h 00m

3 stops

£543China Eastern

Mon, 9 Mar - Wed, 1 Apr

19:30 - 18:45

LHR

SAI

17h 15m

2 stops

09:40 - 21:45

SAI

LHR

18h 05m

2 stops

£546Multiple Airlines

Tue, 5 May - Tue, 2 Jun

09:25 - 18:45

LGW

SAI

27h 20m

2 stops

09:40 - 08:20

SAI

LGW

28h 40m

2 stops

£546SWISS

Tue, 5 May - Tue, 2 Jun

17:50 - 18:45

LHR

SAI

18h 55m

2 stops

10:30 - 08:40

SAI

LHR

28h 10m

2 stops

£567Lufthansa

Tue, 28 Apr - Tue, 26 May

13:10 - 18:45

LCY

SAI

23h 35m

2 stops

09:40 - 08:40

SAI

LCY

29h 00m

2 stops

£567SWISS

Tue, 5 May - Tue, 2 Jun

17:55 - 18:45

BHX

SAI

18h 50m

2 stops

16:00 - 09:40

SAI

BHX

23h 40m

2 stops

£572Lufthansa

Mon, 1 Jun - Wed, 30 Sep

20:15 - 21:10

STN

SAI

41h 55m

2 stops

23:50 - 18:45

SAI

STN

24h 55m

2 stops

£738Emirates

Sun, 8 Mar - Tue, 31 Mar

10:35 - 09:40

MAN

SAI

17h 05m

1 stop

10:30 - 09:15

SAI

MAN

28h 45m

1 stop

£743Singapore Airlines

Fri, 29 May - Sat, 13 Jun

20:15 - 21:10

STN

SAI

41h 55m

2 stops

23:50 - 18:45

SAI

STN

24h 55m

2 stops

£752Emirates

Tue, 24 Feb - Tue, 31 Mar

05:55 - 09:40

MAN

SAI

45h 45m

2 stops

10:30 - 09:15

SAI

MAN

28h 45m

1 stop

£767Singapore Airlines

Fri, 29 May - Sat, 13 Jun

China Eastern flights from England to Region of Siem Reap

Our best China Eastern deals on England to Region of Siem Reap flight tickets

China Eastern

9 Mar

LGW10:30London Gatwick

27h 30m

3 stops

SAI21:00Siem Reap–Angkor Intl

30 Mar

SAI21:10Siem Reap–Angkor Intl

47h 50m

2 stops

LGW15:00London Gatwick

£543

China Eastern

5 May

LHR21:20London Heathrow

64h 50m

3 stops

SAI20:10Siem Reap–Angkor Intl

27 May

SAI21:10Siem Reap–Angkor Intl

51h 30m

3 stops

LHR18:40London Heathrow

£563

China Eastern

3 Mar

LHR21:00London Heathrow

41h 00m

2 stops

SAI21:00Siem Reap–Angkor Intl

10 Mar

SAI22:00Siem Reap–Angkor Intl

50h 30m

3 stops

LHR17:30London Heathrow

£569

SWISS flights from England to Region of Siem Reap

Our best SWISS deals on England to Region of Siem Reap flight tickets

SWISS

5 May

LGW09:25London Gatwick

27h 20m

2 stops

SAI18:45Siem Reap–Angkor Intl

2 Jun

SAI09:40Siem Reap–Angkor Intl

28h 40m

2 stops

LGW08:20London Gatwick

£546

SWISS

5 May

LCY13:10London City

23h 35m

2 stops

SAI18:45Siem Reap–Angkor Intl

2 Jun

SAI09:40Siem Reap–Angkor Intl

29h 00m

2 stops

LCY08:40London City

£567

SWISS

22 May

BHX18:35Birmingham

33h 05m

2 stops

SAI09:40Siem Reap–Angkor Intl

30 Sept

SAI16:00Siem Reap–Angkor Intl

32h 00m

2 stops

BHX18:00Birmingham

£584

Fly from

Fly to

Route

Depart

Return

Price

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Mon 9/3

10:30-21:00

3 stops27h 30m

Siem Reap–Angkor Intl

Wed 1/4

21:10-15:10

3 stops48h 00m

£543

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Tue 5/5

19:30-18:45

2 stops17h 15m

Siem Reap–Angkor Intl

Tue 2/6

09:40-21:45

2 stops18h 05m

£546

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Tue 5/5

09:25-18:45

2 stops27h 20m

Siem Reap–Angkor Intl

Tue 2/6

09:40-08:20

2 stops28h 40m

£546

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Tue 28/4

17:50-18:45

2 stops18h 55m

Siem Reap–Angkor Intl

Tue 26/5

10:30-08:40

2 stops28h 10m

£567

LondonSiem Reap

LCY - SAI

LCYSAI

London City

Tue 5/5

13:10-18:45

2 stops23h 35m

Siem Reap–Angkor Intl

Tue 2/6

09:40-08:40

2 stops29h 00m

£567

BirminghamSiem Reap

BHX - SAI

BHXSAI

Birmingham

Mon 1/6

17:55-18:45

2 stops18h 50m

Siem Reap–Angkor Intl

Wed 30/9

16:00-09:40

2 stops23h 40m

£572

LondonSiem Reap

STN - SAI

STNSAI

London Stansted

Sun 8/3

20:15-21:10

2 stops41h 55m

Siem Reap–Angkor Intl

Tue 31/3

23:50-18:45

2 stops24h 55m

£738

ManchesterSiem Reap

MAN - SAI

MANSAI

Manchester

Fri 29/5

10:35-09:40

1 stop17h 05m

Siem Reap–Angkor Intl

Sat 13/6

10:30-09:15

1 stop28h 45m

£743

LondonSiem Reap

STN - SAI

STNSAI

London Stansted

Tue 24/2

20:15-21:10

2 stops41h 55m

Siem Reap–Angkor Intl

Tue 31/3

23:50-18:45

2 stops24h 55m

£752

ManchesterSiem Reap

MAN - SAI

MANSAI

Manchester

Fri 29/5

05:55-09:40

2 stops45h 45m

Siem Reap–Angkor Intl

Sat 13/6

10:30-09:15

1 stop28h 45m

£767

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from England to Region of Siem Reap

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Region of Siem Reap?

If you’re not able to fly to Region of Siem Reap in September, then January is your next best option. Flight prices from England to Region of Siem Reap during January average around £716.

How far in advance should I book a flight to Region of Siem Reap?

You are more likely to see cheaper flights to Region of Siem Reap from England when booking weeks ahead of your departure date. In general, you can expect to find flights to Region of Siem Reap for around £779 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Siem Reap from England for as low as £661 on momondo.

Can stopping save me money on England to Region of Siem Reap flights?

You could potentially save up to 22% on your flight if you consider stops on a England to Region of Siem Reap flight.

Cheap England to Region of Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from England to Region of Siem Reap

Fastest flight time	16h 45m
Direct flights	None

The fastest flight from England to Region of Siem Reap takes 16h 45m

There are no direct flights from England to Region of Siem Reap. There are no popular flight routes from England to Region of Siem Reap.

Search flight deals

When did momondo last update prices for flights from England to Siem Reap?
Prices for flights from England to Siem Reap were last updated today.
How many operators does momondo search for flights from England to Siem Reap?
The number of operators available for flights from England to Siem Reap is 6 as of February 2026.
How old do you have to be to fly from England to Siem Reap?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from England to Siem Reap.
What documentation or ID do you need to fly to Siem Reap?
The travel and health documents required for your trip to Siem Reap can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Siem Reap. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from England to Region of Siem Reap

Compare and see reviews for airlines that fly from England to Region of Siem Reap with momondo

Airline	Rating	Free Cancellation	Price
Austrian Airlines	PriceFrom £529	Free Cancellation	Rating 7.5 896 reviews	Search Austrian Airlines flights
Lufthansa	PriceFrom £587	Free Cancellation	Rating 6.8 7,758 reviews	Search Lufthansa flights
Vietnam Airlines	PriceFrom £605	Free Cancellation	Rating 7.6 224 reviews	Search Vietnam Airlines flights
Singapore Airlines	PriceFrom £653	Free Cancellation	Rating 8.2 1,443 reviews	Search Singapore Airlines flights
Thai Airways	PriceFrom £843	Free Cancellation	Rating 7.8 381 reviews	Search Thai Airways flights
Emirates	PriceFrom £879	Free Cancellation	Rating 8.1 3,494 reviews	Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from England to Siem Reap?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Siem Reap from England.

Can I find flights from England to Siem Reap with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Siem Reap from England with this policy.

How can momondo help me find flights from England to Siem Reap?

momondo helps you find the best flight between England and Siem Reap by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from England to Siem Reap right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Siem Reap from England. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Region of Siem Reap trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 3/3

Tue 10/3

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Siem Reap

Popular Cities in Siem Reap

Flights to Phnom Penhfrom £642

Flights to Siem Reapfrom £546

Cheap flights from England to Siem Reap from £281

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from England to Siem Reap departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from England to Siem Reap

Cheap return flights

Cheap one-way flights

Cheap last-minute flights

China Eastern flights from England to Region of Siem Reap

Our best China Eastern deals on England to Region of Siem Reap flight tickets

SWISS flights from England to Region of Siem Reap

Our best SWISS deals on England to Region of Siem Reap flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from England to Siem Reap that are best for you.

See travel insights to Siem Reap from

How to get the cheapest flight ticket from England to Region of Siem Reap

What is the cheapest month to fly to Region of Siem Reap?

If you’re not able to fly to Region of Siem Reap in September, then January is your next best option. Flight prices from England to Region of Siem Reap during January average around £716.

How far in advance should I book a flight to Region of Siem Reap?

Can stopping save me money on England to Region of Siem Reap flights?

You could potentially save up to 22% on your flight if you consider stops on a England to Region of Siem Reap flight.

What is the cheapest airline that flies from England to Siem Reap?

Malaysia Airlines, Austrian Airlines, and SWISS are the most popular carriers operating from England to Siem Reap

Which airlines fly to Region of Siem Reap?

How long is the flight from England to Region of Siem Reap?

Cheap England to Region of Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from England to Region of Siem Reap

Fastest flight time

Direct flights

When did momondo last update prices for flights from England to Siem Reap?

How many operators does momondo search for flights from England to Siem Reap?

How old do you have to be to fly from England to Siem Reap?

What documentation or ID do you need to fly to Siem Reap?

Best airlines flying from England to Region of Siem Reap

Compare and see reviews for airlines that fly from England to Region of Siem Reap with momondo

Why use momondo?

Why should I use momondo to find a flight deal from England to Siem Reap?

Can I find flights from England to Siem Reap with flexible booking policies on momondo?

How can momondo help me find flights from England to Siem Reap?

I’m not ready to book a flight from England to Siem Reap right now. Can momondo alert me if prices change?

An easier way to manage your Region of Siem Reap trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Siem Reap

Popular Cities in Siem Reap

Popular flights according to clicks in the last 7 days on momondo