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Flights to Phnom Penh Techo Intl

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1 adult
1 adult, Economy, 0 bags

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LHR
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KTI
6246 mimulti-stop
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KTI
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LHR
6246 mimulti-stop
Multiple Airlines
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LGW
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KTI
6241 mimulti-stop
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KTI
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LGW
6241 mimulti-stop
Multiple Airlines

See travel insights to Phnom Penh from

Phnom Penh flights insights and trends

Explore insights for your Phnom Penh flight to craft the best travel plan

What is the cheapest month to fly to Phnom Penh?

The month of May is another great option to travel to Phnom Penh, with average flight prices from United Kingdom averaging around £599.

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 weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh 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 Phnom Penh from United Kingdom for as low as £548 on momondo.

Cheapest flights to Phnom Penh Techo Intl

Find the cheapest flights to Phnom Penh Techo Intl from your nearest city or airport
Find flights from London Heathrow Airport to Phnom Penh
CHEAPEST MONTH TO FLY TO PHNOM PENH FROM LONDON HEATHROW AIRPORTSeptember28% cheaperFlying from London Heathrow Airport to Phnom Penh costs on average just £514 in September
MOST EXPENSIVE MONTH TO FLY TO PHNOM PENH FROM LONDON HEATHROW AIRPORTJuly39% more expensiveIt costs about £985 for flights to Phnom Penh from London Heathrow Airport in July
MOST POPULAR MONTH TO FLY TO PHNOM PENH FROM LONDON HEATHROW AIRPORTNovember645% more users visitedMore momondo users searched in flights to Phnom Penh from London Heathrow Airport in November than any other month

Cheap Phnom Penh flight deals and tips

Summary info about Phnom Penh flight prices, duration and airlines

Popular in

July
July has the highest demand for flights to Phnom Penh, with a 9% price increase on average.
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Frequently asked questions about flying to Phnom Penh

How far in advance should I book a flight to Phnom Penh?

The best time to book a flight to Phnom Penh from United Kingdom is 55 days out, which is when prices tend to be around £691. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as £357.

When did momondo last update prices for flights to Phnom Penh Techo Intl Airport?

Prices for flights to Phnom Penh Techo Intl Airport refresh daily.

How many operators does momondo search for flights to Phnom Penh Techo Intl Airport?

There are 17 operators available for flights to Phnom Penh Techo Intl Airport as of July 2026.

How old do you have to be to fly to Phnom Penh Techo Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Phnom Penh Techo Intl Airport.

What documentation or ID do you need to fly to Phnom Penh Techo Intl Airport?

The required travel and health documents for your Phnom Penh Techo Intl Airport 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 Phnom Penh Techo Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Phnom Penh?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Phnom Penh with flexible booking policies on momondo?

All flight searches to Phnom Penh on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights to Phnom Penh?

Once all potential Phnom Penh flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

I’m not ready to book a flight to Phnom Penh right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Phnom Penh, momondo offers a useful price alert feature which will track prices for flights to Phnom Penh and alert you when they change.

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