Cheap flights from London-Stansted to Phnom Penh
Cheap return flights from London-Stansted to Phnom Penh
Find the best deals
All prices shown are per person based on return flights only. Prices found in the last 48 hours.
Phnom Penh flight facts
What you need to know
What are the cheapest airlines?
- Ryanair
- AirAsia
- Vietnam Airlines
These airlines usually offer the cheapest flights from London-Stansted to Phnom Penh.
What airlines fly indirectly?
- Emirates
- Qatar Airways
- Singapore Airlines
These airlines fly from London-Stansted to Phnom Penh, but you’ll have at least one layover.
How long is the flight?
15 hours
This is the shortest flight time from London-Stansted to Phnom Penh.
Alternative flights from the UK to Phnom Penh
Check out prices for other routes
Alternative flights from London-Stansted
You might find cheaper flights nearby
Today alone, Netflights has searched over five flights. 05 / Feb / 2026 is currently the lowest priced day of the year to fly the London-Stansted/Phnom Penh route. There are around 35 flights on any given week from the UK to Phnom Penh and the cheapest month to fly right now is February. Not suitable? Try running another search or viewing all cheap flight deals.
How to get cheap flights from London-Stansted to Phnom Penh
Tips and advice from our flight experts
You've searched for flights from London-Stansted to Phnom Penh. We've found 25 flights and compared them to give you the best offer. On average, Ryanair is the cheapest for this route, so keep an eye on them. The cheapest offer we've found is a one-way ticket for £49 from London-Stansted to Phnom Penh on 24/01/2026 at 07:25.
We've scanned hundreds of airfares from dozens of airlines across the globe. In total, we've found 10 airlines that operate the 9,600 km flight from London-Stansted to Phnom Penh.
To find the best offers, book at least 2-3 months in advance. Consider traveling in the off-peak season. Ryanair is a popular and cheap option for this route, with an average flight duration of 15 hours. After selecting an offer, fill out your information and proceed to payment. Don't forget to check our flight + hotel service to save time and money!
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