Journey information
Overview: London to Phnom Penh flight
Flights from London to Phnom Penh depart on average 112 times per day, taking around 18h 7m. Cheap flight tickets for this journey start at $712 (€571) if you book in advance.
The earliest flight runs at 00:15, the last at 23:55. The fastest flight covers the 6223 miles (10016 km) distance in 17h 0m. June is the cheapest month to fly.
Distance 6223 miles (10016 km) |
Average flight duration 18h 7m |
Cheapest ticket price $712 (€571) |
Flights per day 112 |
Fastest flight 17h 0m |
Cheapest month to travel June |
First flight 00:15 |
Last flight 23:55 |
The cheapest and fastest flights from London to Phnom Penh
Cheapest price
$712
Average price
$712
Fastest journey
17 h
Average duration
17 h
Flights per day
1
Distance
10016 km
The best way to find a cheap flight ticket from London to Phnom Penh is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from London to Phnom Penh will cost around $712 if you buy it on the day, but the cheapest tickets can be found for only $712.
Of the 1 flights that leave London for Phnom Penh onSun, Dec 21, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Sun, Dec 21 the direct flights cover the 10016 km distance in an average of 17 h but if you time it right, some flights will get you there in just 17 h .
On Sun, Dec 21 the longest flights will take 17 h and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Live departures
London to Phnom Penh flight times
The table below shows live departures for London to Phnom Penh flights for tomorrow, Sunday, December 21. You can also manually refresh the results below to see updated flight journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
![]() | 10:00 AM London | 17h00 | 3:00 AM Phnom Penh | 0 transfersDirect | |
This is the last flight of the day. | |||||
Find all the dates and times for this journey
Compare prices and tickets London to Phnom Penh by flight
Compare flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Dec 21
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Dec 26
Dec 27
Airlines: Korean Air, Asiana, Emirates from London to Phnom PenhFind the best flights between London to Phnom Penh with Omio's travel partners Korean Air, Asiana, Emirates from $712 (€571). We can find you the best deals, schedules and tickets when comparing and booking the best trip.
Korean Air
Emirates
Asiana
FAQs: London to Phnom Penh Flight
Find answers to the most common questions about traveling from London to Phnom Penh by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Phnom Penh, this guide helps you travel smarter and with confidence.

Flights from London to Phnom Penh generally leave from London Gatwick Airport and arrive in Phnom Penh International Airport.
London Gatwick Airport is 46.6 km away from London city centre and Phnom Penh International Airport is 9.8 km from Phnom Penh city centre.
- Water Festival, a vibrant celebration marking the end of the rainy season with boat races and cultural performances
- Khmer New Year, a traditional festival filled with family gatherings, religious ceremonies, and lively street festivities
- Pchum Ben, a significant Buddhist holiday where locals pay respects to their ancestors through offerings and ceremonies.
- Khmer New Year, vibrant celebrations with traditional games and cultural festivities
- Pchum Ben, a unique opportunity to experience local customs and visit ancestral graves
- Water Festival, spectacular boat races and lively street festivities celebrating the end of the rainy season.
Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you.
Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
popular airports
Popular airports from London to Phnom Penh
- Free Wi-Fi available throughout the airport for up to 4 hours.
- Shops are located throughout all terminals, including Harrods and World Duty Free.
- Short Stay parking available near each terminal, approximately 6.3€ (£5.30) for 30 minutes.
- Available outside the terminal.
- Assistance.
- Available throughout the airport, including accessible facilities.
- Yes
- Lounges available in all terminals, including British Airways and Plaza Premium lounges.
- Located at each terminal, contact Heathrow Airport Lost Property.
- Bus: 105, 111, 140, 285, 423
- Metro: Piccadilly Line
- Train: Heathrow Express, TfL Rail
- Free Wi-Fi available throughout the airport for 90 minutes.
- Shops are located in both terminals, including Harrods and World Duty Free.
- Short stay parking available at both terminals, approximately 6€ (£5) for 30 minutes.
- Available outside the terminal.
- Assistance.
- Available throughout the airport, including accessible facilities.
- Yes
- Lounges available in both terminals, including No1 Lounge and Club Aspire.
- Located in the South Terminal, inquiries can be made online or in person.
- Train: Gatwick Express, Southern, Thameslink
- Bus: National Express, Metrobus
- Free Wi-Fi available throughout the airport.
- Shops in the terminal, including WHSmith and Aelia Duty-Free.
- Short-term and long-term parking available, starting at approximately 4.2€ (£3.50) per hour.
- Available outside the terminal.
- Elevators, ramps.
- Available throughout the airport.
- Lounge available, including the First Class Lounge.
- Located in the terminal, contact information desk.
- DLR
- Bus 473
- Bus 474
- Free Wi-Fi available throughout the airport.
- Shops are available in the terminal, including duty-free and souvenir shops.
- Parking available in terminal 1 and terminal 2 garages, approximately 4.7€ ($5) per hour.
- Restaurants are located in both the departures and arrivals areas, offering local and intertiol cuisine, such as Khmer and Western food.
- Available outside the terminal.
- Elevators, ramps
- Available throughout the airport.
- Hotels within walking distance include the Dara Airport Hotel.
- Showers are available in some lounges, typically included in lounge access fees.
- Lounges available, such as the Plaza Premium Lounge, offering food, drinks, and shower facilities.
- Lost and Found located in the arrivals area.
- Car rental services are available at the airport, including major companies like Avis and Budget.
- Bus Line 3, Phnom Penh Intertiol Airport Stop, 10 km
More options for your journey from London to Phnom Penh
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