Cheap flights from the United Kingdom to Phnom Penh 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 the United Kingdom to Phnom Penh departing on 18/11. 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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China Southern flights from United Kingdom to Phnom Penh
Our best China Southern deals on United Kingdom to Phnom Penh flight tickets
Air China flights from United Kingdom to Phnom Penh
Our best Air China deals on United Kingdom to Phnom Penh flight tickets
See travel insights to Phnom Penh from
How to get the cheapest flight ticket from United Kingdom to Phnom Penh
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 Phnom Penh?
The month of March is another great option to travel to Phnom Penh, with average flight prices from United Kingdom averaging around £568.
What is the cheapest day to depart on your flight to Phnom Penh?
Our data shows that Monday is the least expensive day to fly to Phnom Penh. Tickets to fly out on this day can be as low as £618. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to Phnom Penh on Friday is £719.
What is the cheapest time of day to depart on your flight to Phnom Penh?
Our data shows that the cheapest United Kingdom to Phnom Penh flights are usually those with departure times in the evening. Our users have found flights to Phnom Penh in the evening for as low as £527. At midday is when there is more demand to fly to Phnom Penh, so prices are often more expensive at around £810 per ticket.
How far in advance should I book a flight to Phnom Penh?
You are more likely to see cheaper flights to Phnom Penh from United Kingdom when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around £708 when searching 14 weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from United Kingdom for as low as £611 on momondo.
What is the cheapest airline that flies from United Kingdom to Phnom Penh Pochentong?
Shenzhen Airlines, Air China, and China Eastern are the most popular carriers operating from United Kingdom to Phnom Penh Pochentong
Which airlines fly to Phnom Penh?
China Southern, Emirates and Singapore Airlines are the top three most popular airlines that fly to Phnom Penh from United Kingdom according to our data. China Southern is the first choice among our users, with 32% of people opting to fly with this airline when travelling to Phnom Penh. Keep in mind that there are 13 different airlines that fly to Phnom Penh on a routine basis, so you have a few additional options to choose from.
Cheap United Kingdom to Phnom Penh flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United Kingdom to Phnom Penh
When did momondo last update prices for flights from United Kingdom to Phnom Penh Pochentong Airport?
Prices for flights from United Kingdom to Phnom Penh Pochentong Airport are refreshed on a daily basis.
How many operators does momondo search for flights from United Kingdom to Phnom Penh Pochentong Airport?
There are 13 operators available for flights from United Kingdom to Phnom Penh Pochentong Airport as of June 2025.
How old do you have to be to fly from United Kingdom to Phnom Penh Pochentong Airport?
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 Phnom Penh Pochentong Airport.
What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?
The necessary travel and health documents for your Phnom Penh Pochentong Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
Best airlines flying from United Kingdom to Phnom Penh
Compare and see reviews for airlines that fly from United Kingdom to Phnom Penh with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom £362 | Free Cancellation | Rating 7.5 99 reviews | |||
| PriceFrom £382 | Free Cancellation | Rating 6.7 13 reviews | |||
| PriceFrom £426 | Free Cancellation | Rating 7.2 92 reviews | |||
| PriceFrom £463 | Free Cancellation | Rating 7.4 3,591 reviews | |||
| PriceFrom £512 | Free Cancellation | Rating 7.1 152 reviews | |||
| PriceFrom £518 | Free Cancellation | Rating 7.4 1,215 reviews | |||
| PriceFrom £594 | Free Cancellation | Rating 8.1 1,310 reviews | |||
| PriceFrom £596 | Free Cancellation | Rating 7.4 263 reviews | |||
| PriceFrom £615 | Free Cancellation | Rating 6.6 7,031 reviews | |||
| PriceFrom £657 | Free Cancellation | Rating 7.5 194 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from United Kingdom to Phnom Penh?
momondo collates all your flight options in one place and lets you filter them to find the perfect flight from United Kingdom to Phnom Penh. momondo saves you time and could save you money on your trip.
Can I find flights from United Kingdom to Phnom Penh with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for United Kingdom to Phnom Penh flights to just show those with flexible booking policies.
How can momondo help me find flights from United Kingdom to Phnom Penh?
momondo helps you find the best flight between United Kingdom and Phnom Penh 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 United Kingdom to Phnom Penh right now. Can momondo alert me if prices change?
If you are not ready to book a flight from United Kingdom to Phnom Penh now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Phnom Penh and let you know when they change.