Cheap flights from Los Angeles to Phnom Penh from £297
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/11. Fares are subject to change and may not be available on all flights or dates of travel.
Cheapflights Tip: The best prices from Los Angeles to Phnom Penh Pochentong are usually found in March or February, booked 75 days in advance, depart on a Monday or Tuesday and return on a Monday
Cheap flight deals from Los Angeles to Phnom Penh
Discover tips and strategies to find the most affordable flight options for your journey from Los Angeles (LAX) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 19 August 2025.
Find flight deals from Los Angeles to Phnom Penh
Cheapest flights from Los Angeles to Phnom PenhExplore the most affordable flight options available from Los Angeles to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.
Explore the most affordable flight options available from Los Angeles to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Los Angeles to Phnom Penh that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Tue 3/2
18:00-13:45
2 stops28h 45m
Phnom Penh Pochentong
Tue 17/2
14:40-00:24
2 stops24h 44m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Thu 13/11
09:10-22:55
1 stop22h 45m
Phnom Penh Pochentong
Fri 20/3
23:55-07:50
1 stop21h 55m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Sun 2/11
09:10-22:55
1 stop22h 45m
Phnom Penh Pochentong
Fri 21/11
23:55-16:00
1 stop31h 05m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Mon 3/11
09:10-22:55
1 stop22h 45m
Phnom Penh Pochentong
Fri 21/11
23:55-16:00
1 stop31h 05m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Thu 29/1
09:10-22:55
1 stop22h 45m
Phnom Penh Pochentong
Mon 9/2
23:55-06:50
1 stop21h 55m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Thu 13/11
09:10-22:55
1 stop22h 45m
Phnom Penh Pochentong
Mon 16/3
23:55-07:50
1 stop21h 55m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Wed 26/11
09:10-22:55
1 stop22h 45m
Phnom Penh Pochentong
Wed 10/12
23:55-16:00
1 stop31h 05m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Sun 9/11
09:10-22:55
1 stop22h 45m
Phnom Penh Pochentong
Wed 18/3
23:55-07:50
1 stop21h 55m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Thu 27/11
23:00-22:55
1 stop32h 55m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Fri 28/11
09:10-22:55
1 stop22h 45m
Best time to book a flight from Los Angeles to Phnom Penh
Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Los Angeles with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Los Angeles to Phnom Penh
How far ahead should I book a flight from Los Angeles to Phnom Penh?
Use this chart to determine the optimal time to book a return flight from Los Angeles to Phnom Penh. Price data was last updated on 8 August 2025.
To ensure you get the cheapest price possible for a flight from Los Angeles to Phnom Penh, you should look to book at least 75 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Los Angeles to Phnom Penh?
Currently, September is the cheapest month in which you can book a flight from Los Angeles to Phnom Penh (average of £689). Flying from Los Angeles to Phnom Penh in July is currently the most expensive (average of £1,232). 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.
Related info for your journey
Find useful and relevant information for your journey from Los Angeles to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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How does Cheapflights help users find flights from Los Angeles to Phnom Penh?
Cheapflights makes it easy to find Los Angeles to Phnom Penh flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Los Angeles to Phnom Penh?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Los Angeles to Phnom Penh.
Can Cheapflights find flights from Los Angeles to Phnom Penh with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Los Angeles to Phnom Penh flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Los Angeles to Phnom Penh become cheaper?
Of course! You can now track prices for flights from Los Angeles to Phnom Penh and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.