Which airport typically offers the quickest layover for flights from Phnom Penh to London?

Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average layover time of 1h 15m.

What’s the fastest layover option from Phnom Penh to London?

Flights via Bangkok (BKK) have the shortest average one-way travel time for 1-stop routes: 15h 35m.

What’s the cheapest layover airport for flights from Phnom Penh to London?

Hong Kong (HKG) is the most affordable 1-stop option, with an average round-trip price of $1,054.

What’s the top layover airport for flights from Phnom Penh to London?

Guangzhou (CAN) – chosen by Cheapflights users on 81% of 1-stop itineraries from Phnom Penh to London on Cheapflights.

What are the cheapest airlines flying from Phnom Penh to London round-trip?

According to our current data, Etihad Airways ($477), China Eastern ($617), and China Southern ($673) offers the cheapest pricing from Phnom Penh to London. These flights start at 57% lower than the current average price 3 months from now.

In terms of precipitation, rainfall in London ranges from 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London when rainfall is around 1.6 in.

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

What are the most popular airlines that fly from Phnom Penh to London?

Consider Etihad Airways, China Southern or Cathay Pacific when booking your flight. These represent the most popular airlines when flying from Phnom Penh to London.

What is the cheapest time of day to fly from KTI to LON?

When flying from Phnom Penh to London, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Phnom Penh to London?

Most people fly from Phnom Penh Techo Intl (KTI) if they book a flight from Phnom Penh to London. On average, Techo Intl has 0 outbound flights to London per day from 6 airlines. Phnom Penh Techo Intl is conveniently located just 14.1 mi from Phnom Penh’s city center.

Can I find deals for flights from Phnom Penh to London that include hotel bookings?

Yes. In addition to deals on Phnom Penh to London flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Phnom Penh to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phnom Penh to London.

Can I find deals for business class flights from Phnom Penh to London?

Yes. Cheapflights offers flight deals from Phnom Penh to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Find Cheap Flights from Phnom Penh to London

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Find flight deals from Phnom Penh to London

Popular in	March
Cheapest in	December
Average price	$1,098

Highest demand for flights based on searches. 25% potential increase in price ($392 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 12% potential price decrease ($121 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in July 2026

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Best time to book a flight from Phnom Penh to London

Have a flexible travel schedule? Discover the best time to fly to London from Phnom Penh with our price prediction graph.

KTI-LON

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Phnom Penh to London

Prices

What is the cheapest month to book a flight from Phnom Penh to London?

Currently, December is the cheapest month in which you can book a flight from Phnom Penh to London (average of $250). Flying from Phnom Penh to London in August is currently the most expensive (average of $818). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing London

See what other customers who have flown with China Southern,Qatar Airways, andEtihad Airways from Phnom Penh to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

China Southern

7.5

Good

157 reviews

Reviews

1 / 7

2.0

Mediocre

Anonymous,Mar 2026

NRT - CAN

The reclinjng didnot work in our seats. The TV didnot work. The crew was not helpful. The food was awful. Overall very very poor experience. I traveled with the family of 5

China Southern

7.5

Good

157 reviews

China Southern

7.5

Good

157 reviews

Reviews

1 / 7

2.0

Mediocre

Anonymous,Mar 2026

NRT - CAN

The reclinjng didnot work in our seats. The TV didnot work. The crew was not helpful. The food was awful. Overall very very poor experience. I traveled with the family of 5

Qatar Airways

7.3

Good

3,743 reviews

China Southern

7.5

Good

157 reviews

Reviews

1 / 7

2.0

Mediocre

Anonymous,Mar 2026

NRT - CAN

The reclinjng didnot work in our seats. The TV didnot work. The crew was not helpful. The food was awful. Overall very very poor experience. I traveled with the family of 5

Etihad Airways

7.3

Good

1,477 reviews

China Southern

7.5

Good

157 reviews

Reviews

1 / 7

2.0

Mediocre

Anonymous,Mar 2026

NRT - CAN

The reclinjng didnot work in our seats. The TV didnot work. The crew was not helpful. The food was awful. Overall very very poor experience. I traveled with the family of 5

China Eastern

7.3

Good

226 reviews

China Southern

7.5

Good

157 reviews

Reviews

1 / 7

2.0

Mediocre

Anonymous,Mar 2026

NRT - CAN

The reclinjng didnot work in our seats. The TV didnot work. The crew was not helpful. The food was awful. Overall very very poor experience. I traveled with the family of 5

Related info for your journey

What airport do you fly from for flights from Phnom Penh to London?
Most people fly from Phnom Penh Techo Intl (KTI) if they book a flight from Phnom Penh to London. On average, Techo Intl has 0 outbound flights to London per day from 6 airlines. Phnom Penh Techo Intl is conveniently located just 14.1 mi from Phnom Penh’s city center.
What are the cheapest airlines flying from Phnom Penh to London round-trip?
According to our current data, Etihad Airways ($477), China Eastern ($617), and China Southern ($673) offers the cheapest pricing from Phnom Penh to London. These flights start at 57% lower than the current average price 3 months from now.
Can I find deals for flights from Phnom Penh to London that include hotel bookings?
Yes. In addition to deals on Phnom Penh to London flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Phnom Penh to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Phnom Penh to London.
Can I find deals for business class flights from Phnom Penh to London?
Yes. Cheapflights offers flight deals from Phnom Penh to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Phnom Penh to London?
Currently, December is the cheapest month in which you can book a flight from Phnom Penh to London (average of $250). Flying from Phnom Penh to London in August is currently the most expensive (average of $818). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Top 6 airlines flying from Phnom Penh to London

Airline	Cheapest	Average	Flexibility	On-time
Etihad Airways	Cheapest$477	Average$1,074	FlexibilityNo cancel fee	On-time75%
China Eastern	Cheapest$617	Average$876	FlexibilityNo cancel fee	On-time62%
China Southern	Cheapest$673	Average$923	FlexibilityNo cancel fee	On-time69%
Thai Airways	Cheapest$1,066	Average$2,774	FlexibilityNo cancel fee	On-time77%
Singapore Airlines	Cheapest$1,250	Average$1,888	FlexibilityNo cancel fee	On-time81%
Cathay Pacific	Cheapest$1,409	Average$1,705	FlexibilityNo cancel fee	On-time72%

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Cheap flights from Phnom Penh (KTI) to London (LON)

Find cheap flights from Phnom Penh to London with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Phnom Penh to London

Popular in

Cheapest in

Average price

Best time to book a flight from Phnom Penh to London

Have a flexible travel schedule? Discover the best time to fly to London from Phnom Penh with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Phnom Penh to London

What is the cheapest month to book a flight from Phnom Penh to London?

What’s the top layover airport for flights from Phnom Penh to London?

What’s the cheapest layover airport for flights from Phnom Penh to London?

What’s the fastest layover option from Phnom Penh to London?

Which airport typically offers the quickest layover for flights from Phnom Penh to London?

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated July 8, 2026.

See what other customers who have flown with China Southern,Qatar Airways, andEtihad Airways from Phnom Penh to London have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Phnom Penh to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Phnom Penh to London?

What are the cheapest airlines flying from Phnom Penh to London round-trip?

Can I find deals for flights from Phnom Penh to London that include hotel bookings?

How can I find direct flights from Phnom Penh to London?

Can I find deals for business class flights from Phnom Penh to London?

What is the cheapest month to book a flight from Phnom Penh to London?

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Search flights from Phnom Penh to London by cabin class

Find flights from Phnom Penh to London, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Other flights to London

Explore flights to London departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 8, 2026.

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Top 6 airlines flying from Phnom Penh to London

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