Travelers have found it’s best to book a flight 61 days in advance to save up to 37% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 61 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London Heathrow Airport to Cambodia 1-2 weeks in advance for as low as £535, or £792 for flights within the next 24 hours.
Our data shows that May tends to be the cheapest month to fly to Cambodia from London Heathrow Airport. Users have commonly found prices around £717 for the month, but tickets can be as low as £411. Due to multiple factors, prepare for potentially higher prices in December.
When flying from London Heathrow Airport to Cambodia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Fly from
Fly to
Budget
£427 - £617
Route
Depart
Return
Price
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Mon 14/10
1 stop30h 30m
Phnom Penh Pochentong
Sun 27/10
1 stop32h 25m
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Mon 14/10
1 stop30h 30m
Phnom Penh Pochentong
Thu 24/10
2 stops31h 55m
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Sat 16/11
1 stop19h 20m
Phnom Penh Pochentong
Sat 7/12
1 stop32h 25m
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Mon 14/10
1 stop18h 55m
Phnom Penh Pochentong
Sat 26/10
1 stop22h 50m
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Sun 13/10
1 stop31h 05m
Phnom Penh Pochentong
Sat 26/10
1 stop37h 55m
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Fri 1/11
1 stop30h 55m
Phnom Penh Pochentong
Tue 12/11
1 stop38h 15m
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Mon 14/10
1 stop18h 55m
Phnom Penh Pochentong
Sun 27/10
1 stop24h 25m
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Thu 12/9
1 stop19h 55m
Phnom Penh Pochentong
Mon 7/10
1 stop24h 30m
London HeathrowPhnom Penh Pochentong
LHR - PNH
LHRPNH
London Heathrow
Mon 2/12
1 stop30h 55m
Phnom Penh Pochentong
Mon 2/6
1 stop37h 00m
No data available for this route at this time. Please check back soon.
Boarding
Crew
Food
Comfort
Overall
Entertainment
Reviews
The boarding went well. They ran out of food for breakfast, and we were not even asked if we wanted a tea or a coffee. The staff appeared very inexperienced. The cabin was cold, even with a blanket.
Boarding
Crew
Food
Comfort
Overall
Entertainment
Reviews
The boarding went well. They ran out of food for breakfast, and we were not even asked if we wanted a tea or a coffee. The staff appeared very inexperienced. The cabin was cold, even with a blanket.
Boarding
Crew
Food
Comfort
Overall
Entertainment
Reviews
The boarding went well. They ran out of food for breakfast, and we were not even asked if we wanted a tea or a coffee. The staff appeared very inexperienced. The cabin was cold, even with a blanket.
Boarding
Crew
Food
Comfort
Overall
Entertainment
Reviews
The boarding went well. They ran out of food for breakfast, and we were not even asked if we wanted a tea or a coffee. The staff appeared very inexperienced. The cabin was cold, even with a blanket.
Boarding
Crew
Food
Comfort
Overall
Entertainment
Reviews
The boarding went well. They ran out of food for breakfast, and we were not even asked if we wanted a tea or a coffee. The staff appeared very inexperienced. The cabin was cold, even with a blanket.
Boarding
Crew
Food
Comfort
Overall
Entertainment
Reviews
The boarding went well. They ran out of food for breakfast, and we were not even asked if we wanted a tea or a coffee. The staff appeared very inexperienced. The cabin was cold, even with a blanket.
Deals for Heathrow to Cambodia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Heathrow to Cambodia for you. Better yet — we are completely free to use.
Need flexible booking options for your flight to Cambodia from Heathrow? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Of course! You can now track prices for flights from Heathrow to Cambodia 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.