Cheap flights from the United Kingdom to Cambodia from £344

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to Cambodia departing on 15/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from the United Kingdom to Cambodia

Recent return flight deals from the United Kingdom to Cambodia

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:15 - 18:45
LHR
-
SAI
20h 30m
2 stops
Multiple Airlines Logo
19:30 - 07:30
SAI
-
LHR
42h 00m
2 stops
£575Multiple Airlines
Wed, 20 May - Wed, 27 May
Multiple Airlines Logo
16:15 - 18:45
LHR
-
SAI
20h 30m
2 stops
Multiple Airlines Logo
09:45 - 07:30
SAI
-
LHR
27h 45m
2 stops
£580Multiple Airlines
Mon, 18 May - Sun, 24 May
SWISS Logo
08:45 - 18:45
LHR
-
SAI
28h 00m
2 stops
SWISS Logo
09:40 - 07:55
SAI
-
LHR
28h 15m
2 stops
£637SWISS
Thu, 10 Sep - Thu, 24 Sep
Multiple Airlines Logo
20:45 - 11:10
LHR
-
SAI
32h 25m
3 stops
Multiple Airlines Logo
19:05 - 18:45
SAI
-
LHR
29h 40m
2 stops
£641Multiple Airlines
Mon, 18 May - Sun, 24 May
SWISS Logo
14:05 - 18:45
MAN
-
SAI
22h 40m
2 stops
SWISS Logo
09:40 - 13:20
SAI
-
MAN
33h 40m
2 stops
£652SWISS
Thu, 10 Sep - Thu, 24 Sep
SWISS Logo
09:25 - 18:45
LGW
-
SAI
27h 20m
2 stops
SWISS Logo
09:40 - 08:25
SAI
-
LGW
28h 45m
2 stops
£679SWISS
Thu, 10 Sep - Thu, 24 Sep
Etihad Airways Logo
09:20 - 12:20
MAN
-
SAI
21h 00m
2 stops
Etihad Airways Logo
19:30 - 06:55
SAI
-
MAN
41h 25m
2 stops
£679Etihad Airways
Sat, 2 May - Sat, 16 May
Multiple Airlines Logo
20:45 - 11:10
LHR
-
SAI
32h 25m
3 stops
Multiple Airlines Logo
19:10 - 18:45
SAI
-
LHR
29h 35m
3 stops
£690Multiple Airlines
Mon, 18 May - Sun, 24 May
Emirates Logo
21:05 - 21:30
STN
-
SAI
18h 25m
2 stops
Emirates Logo
13:05 - 12:55
SAI
-
STN
29h 50m
2 stops
£743Emirates
Mon, 27 Apr - Mon, 18 May
Emirates Logo
21:45 - 12:20
LGW
-
SAI
32h 35m
2 stops
Emirates Logo
13:05 - 19:45
SAI
-
LGW
36h 40m
2 stops
£746Emirates
Mon, 27 Apr - Mon, 18 May

Etihad Airways flights from United Kingdom to Cambodia

Our best Etihad Airways deals on United Kingdom to Cambodia flight tickets
Etihad Airways
2 May
MAN09:20Manchester
21h 00m
2 stops
SAI12:20Siem Reap–Angkor Intl
16 May
SAI19:30Siem Reap–Angkor Intl
41h 25m
2 stops
MAN06:55Manchester
£679
Etihad Airways
17 Jul
MAN09:20Manchester
41h 40m
2 stops
SAI09:00Siem Reap–Angkor Intl
24 Jul
SAI19:30Siem Reap–Angkor Intl
23h 30m
2 stops
MAN13:00Manchester
£1,073

Singapore Airlines flights from United Kingdom to Cambodia

Our best Singapore Airlines deals on United Kingdom to Cambodia flight tickets
Singapore Airlines
17 Aug
LGW13:10London Gatwick
38h 30m
1 stop
SAI09:40Siem Reap–Angkor Intl
23 Aug
SAI16:00Siem Reap–Angkor Intl
24h 10m
1 stop
LGW10:10London Gatwick
£773
Singapore Airlines
10 Sept
LHR20:35London Heathrow
31h 05m
1 stop
SAI09:40Siem Reap–Angkor Intl
24 Sept
SAI10:30Siem Reap–Angkor Intl
35h 15m
1 stop
LHR15:45London Heathrow
£800
Singapore Airlines
10 Sept
LGW10:00London Gatwick
23h 10m
1 stop
SAI15:10Siem Reap–Angkor Intl
24 Sept
SAI10:30Siem Reap–Angkor Intl
26h 25m
1 stop
LGW06:55London Gatwick
£808

momondo Fare Finder

 
Customise your flight search to find flights from United Kingdom to Cambodia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 279,928 searches. Data last updated 28 March 2026.
Use the filters below to find and compare flights from the United Kingdom to Cambodia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Wed 20/5

16:15-18:45

2 stops20h 30m

Siem Reap–Angkor Intl

Wed 27/5

19:30-07:30

2 stops42h 00m

£575
Fastest return journey

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Mon 18/5

16:15-18:45

2 stops20h 30m

Siem Reap–Angkor Intl

Sun 24/5

09:45-07:30

2 stops27h 45m

£580

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Thu 10/9

08:45-18:45

2 stops28h 00m

Siem Reap–Angkor Intl

Thu 24/9

09:40-07:55

2 stops28h 15m

£637

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Mon 18/5

20:45-11:10

3 stops32h 25m

Siem Reap–Angkor Intl

Sun 24/5

19:05-18:45

2 stops29h 40m

£641

ManchesterSiem Reap

MAN - SAI

MANSAI

Manchester

Thu 10/9

14:05-18:45

2 stops22h 40m

Siem Reap–Angkor Intl

Thu 24/9

09:40-13:20

2 stops33h 40m

£652

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Thu 10/9

09:25-18:45

2 stops27h 20m

Siem Reap–Angkor Intl

Thu 24/9

09:40-08:25

2 stops28h 45m

£679

ManchesterSiem Reap

MAN - SAI

MANSAI

Manchester

Sat 2/5

09:20-12:20

2 stops21h 00m

Siem Reap–Angkor Intl

Sat 16/5

19:30-06:55

2 stops41h 25m

£679

LondonSiem Reap

LHR - SAI

LHRSAI

London Heathrow

Mon 18/5

20:45-11:10

3 stops32h 25m

Siem Reap–Angkor Intl

Sun 24/5

19:10-18:45

3 stops29h 35m

£690

LondonSiem Reap

STN - SAI

STNSAI

London Stansted

Mon 27/4

21:05-21:30

2 stops18h 25m

Siem Reap–Angkor Intl

Mon 18/5

13:05-12:55

2 stops29h 50m

£743

LondonSiem Reap

LGW - SAI

LGWSAI

London Gatwick

Mon 27/4

21:45-12:20

2 stops32h 35m

Siem Reap–Angkor Intl

Mon 18/5

13:05-19:45

2 stops36h 40m

£746

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cambodia from

How to get the cheapest flight ticket from United Kingdom to Cambodia

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

What is the cheapest month to fly to Cambodia?

In general, November is the cheapest month to fly from United Kingdom to Cambodia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £528. If you aren’t able to travel during the month of November, then book flights to Cambodia from United Kingdom during September instead. Flights to Cambodia in September, while not as cheap as those in November, still average around £555.

How far in advance should I book a flight to Cambodia?

You are more likely to see cheaper flights to Cambodia from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to Cambodia for around £708 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Cambodia from United Kingdom for as low as £615 on momondo.

Can stopping save me money on United Kingdom to Cambodia flights?

You could potentially save up to 11% on your flight if you consider stops on a United Kingdom to Cambodia flight.

Cheap United Kingdom to Cambodia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Cambodia

Fastest flight time

16h 20m

Direct flights

None
The fastest flight from United Kingdom to Cambodia takes 16h 20m
There are no direct flights from United Kingdom to Cambodia. There are no popular flight routes from United Kingdom to Cambodia.
  • When did momondo last update prices for flights from United Kingdom to Cambodia?

    Prices for flights from United Kingdom to Cambodia refresh daily.

  • How many operators does momondo search for flights from United Kingdom to Cambodia?

  • How old do you have to be to fly from United Kingdom to Cambodia?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to Cambodia.

  • What documentation or ID do you need to fly to Cambodia?

    The required travel and health documents for your Cambodia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cambodia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United Kingdom to Cambodia

Compare and see reviews for airlines that fly from United Kingdom to Cambodia with momondo
Airline
Rating
Free Cancellation
Price
Air ChinaPriceFrom £270Free CancellationRating
7.3
144 reviews
Search Air China flights
China SouthernPriceFrom £366Free CancellationRating
7.4
145 reviews
Search China Southern flights
Shenzhen AirlinesPriceFrom £419Free CancellationRating
7.8
25 reviews
Search Shenzhen Airlines flights
British AirwaysPriceFrom £504Free CancellationRating
6.7
7,825 reviews
Search British Airways flights
Etihad AirwaysPriceFrom £514Free CancellationRating
7.3
1,430 reviews
Search Etihad Airways flights
China EasternPriceFrom £517Free CancellationRating
7.2
200 reviews
Search China Eastern flights
Austrian AirlinesPriceFrom £545Free CancellationRating
7.6
903 reviews
Search Austrian Airlines flights
Singapore AirlinesPriceFrom £571Free CancellationRating
8.2
1,484 reviews
Search Singapore Airlines flights
Malaysia AirlinesPriceFrom £593Free CancellationRating
7.3
298 reviews
Search Malaysia Airlines flights
LufthansaPriceFrom £604Free CancellationRating
6.8
7,871 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from United Kingdom to Cambodia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Cambodia. momondo saves you time and could save you money on your trip.

Can I find flights from United Kingdom to Cambodia with flexible booking policies on momondo?

All flight searches from United Kingdom to Cambodia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from United Kingdom to Cambodia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United Kingdom to Cambodia.

I’m not ready to book a flight from United Kingdom to Cambodia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Cambodia from United Kingdom. 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.

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1 adult
Mon 27/4
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