Cheap flights from London to Phnom Penh from £591

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Cheap London - Phnom Penh flight offers

Find cheap flight tickets and last-minute flight deals from London to Phnom Penh

China Eastern
Mon, 23/11 (LON) London -> (KTI) Phnom Penh
China Eastern
Sun, 13/12 (KTI) Phnom Penh -> (LON) London

Price found 13 days ago
from £406
China Eastern
Thu, 05/11 (LON) London -> (KTI) Phnom Penh
China Eastern
Sun, 22/11 (KTI) Phnom Penh -> (LON) London

Price found 14 days ago
from £418
Shenzhen Airlines
Sun, 25/10 (LON) London -> (KTI) Phnom Penh
Shenzhen Airlines
Sat, 31/10 (KTI) Phnom Penh -> (LON) London

Price found 9 days ago
from £423
China Eastern
Sat, 31/10 (LON) London -> (KTI) Phnom Penh
China Eastern
Sat, 21/11 (KTI) Phnom Penh -> (LON) London

Price found 14 days ago
from £431
Etihad
Sat, 19/09 (LON) London -> (KTI) Phnom Penh
Etihad
Sat, 26/09 (KTI) Phnom Penh -> (LON) London

Price found 11 days ago
from £453
Malaysia Airlines
Thu, 26/11 (LON) London -> (KTI) Phnom Penh
Malaysia Airlines
Sat, 05/12 (KTI) Phnom Penh -> (LON) London

Price found 5 days ago
from £461
China Southern
Sun, 18/10 (LON) London -> (KTI) Phnom Penh
China Southern
Sat, 20/02 (KTI) Phnom Penh -> (LON) London

Price found 2 days ago
from £512
Malaysia Airlines
Fri, 19/03 (LON) London -> (KTI) Phnom Penh
Malaysia Airlines
Sat, 03/04 (KTI) Phnom Penh -> (LON) London

Price found 9 days ago
from £541
China Eastern
Tue, 01/09 (LON) London -> (KTI) Phnom Penh

Price found 14 days ago
from £400
Etihad
Mon, 06/07 (LON) London -> (KTI) Phnom Penh

Price found 3 days ago
from £427
Emirates
Mon, 20/07 (LON) London -> (KTI) Phnom Penh

Price found 15 days ago
from £629

Info about flights from London to Phnom Penh

Some useful info about flights from London to Phnom Penh to help you plan your next trip

Best price last 15 days £591
Average flight duration 12h 44m
Cheapest month January
Average number of flights per week 1
First flight time 00:20
Last flight time 23:55
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Top airlines on the route London - Phnom Penh

Airlines providing flights to Phnom Penh from London

How much is a flight from London to Phnom Penh?

Depending on when you travel and how far in advance you book, fares between London and Phnom Penh can differ a lot.

£591 is the best price recorded in the last 15 days.

Low-cost airlines offer competitive fares, but often add charges for extra services. Keep that in mind when planning your trip. Also, midweek departures may offer better deals than weekends.

Which departure and arrival airports are available?

Between London and Phnom Penh, flight options may depend on the combination of airports available.

  • Airports in London: London is connected by 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
  • Airports in Phnom Penh: Phnom Penh - Techo International is the only active airport in the area.

Sometimes flying into a nearby city can be more cost-effective. When a city has multiple airports, it’s worth comparing different flight combinations.

Smart ways to search flights from London to Phnom Penh

Use Jetcost to view tailored results based on what you care about — time, duration, number of stops, or even your preferred booking agency. Results include carriers like Easyjet, Ryanair, British Airways, and more.

Other popular destinations

Flying to Cambodia? Other travelers also searched: Phnom Penh, Siem Reap, Sihanoukville.

Prefer non-stop flights? Just activate the filter to skip unnecessary layovers. If your dates are flexible, you can also explore different departure and return combinations to find the best fit.

Frequently Asked Questions

Frequently asked questions about flights from London to Phnom Penh.

How much does an airline ticket from London to Phnom Penh cost?

The lowest price recorded in the last 15 days for a flight from London to Phnom Penh is £591.

How far is London from Phnom Penh?

London is about 6235 mi from Phnom Penh.

What are the airports in Phnom Penh?

Phnom Penh has one airport: Phnom Penh - Techo International.

What are the airports in London?

London has 6 airports: City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.

What are the most popular cities in Cambodia?

The most popular cities in Cambodia according to our users' searches are: Phnom Penh, Siem Reap, Sihanoukville.

When should I book a flight from London to Phnom Penh?

The best time to book a flight from London to Phnom Penh is 2 months in advance, while the worst time is 33 weeks in advance.

What is the cheapest month to fly from London to Phnom Penh?

The cheapest month to fly from London to Phnom Penh is January.

What is the most expensive month to fly from London to Phnom Penh?

The most expensive month to fly from London to Phnom Penh is May.

What is the best day of the week to fly from London to Phnom Penh?

For flights from London to Phnom Penh Sunday is on average the cheapest day to fly, while Wednesday is the most expensive day to fly.