Cheap Flights from London (STN) to Phnom Penh (PNH)

Popular airlines from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH)

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Frequently asked questions

How much does a flight from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH) cost?
Get a cheap one-way flight or cheap return flight from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH)?
Planning your trip for is a great way to save, as it's the cheapest month for flights between STN and PNH. You'll usually find the lowest prices during off-peak months.
What is the cheapest airline that flies from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH)?
Use the filters on Expedia to compare airlines and find the cheapest carrier that'll fly you from STN to PNH. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH)?
Nonstop flights from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from STN to PNH?
You'll usually find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH)?
Choose a flight from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH) that leaves before 3 PM to reduce the risk of cancellations and delays. Departures after this hour are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH) last-minute?
Waiting until right before your break to book a flight from STN to PNH often results in higher prices. While you may come across some last-minute offers, they're not always guaranteed. Be flexible with your itinerary to boost your chances of scoring a bargain.
Is it cheaper to book a STN to PNH flight and hotel package?
Compared with arranging hotels and flights separately, booking a STN to PNH flight and hotel package with Expedia could lead to significant savings. What's more, having everything in one easy place will take the hassle out of travel planning. Just pick your flights and choose from our wide range of hotels, then customize your trip with extras like tours and car rentals.
Can I cancel or change the date of my flight from Stansted Airport (STN) to Phnom Penh Intl. Airport (PNH)?
Typically, it's possible to reschedule or cancel your STN to PNH flight. However, if it's been more than 24 hours since booking, additional fees may apply. Check your airline's policies in your itinerary to see what changes are possible and if any costs are involved. You'll also find more details on our Customer Service portal.

Travel information

Origin airport
Stansted
Destination airport
Phnom Penh Intl.
Distance
6197 mi

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London to Phnom Penh Flights

The cheapest times to fly from London to Phnom Penh

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from London to Phnom Penh are during the month of . You can find some of the cheapest flights from London to Phnom Penh with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from London to Phnom Penh

Sunday is one of the best days to book for cheap flights from London to Phnom Penh: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from London to Phnom Penh

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from London to Phnom Penh in 2026. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap London to Phnom Penh flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your London to Phnom Penh airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

London to Phnom Penh Flights

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*Available to One Key members.