Cheap flights from Los Angeles to Phnom Penh from £1,212
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/2. 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 September or March, booked 63 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 17 September 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 17 September 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 17 September 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
Fri 6/2
23:20-06:30
2 stops40h 10m
Phnom Penh Pochentong
Fri 27/2
07:55-22:49
2 stops53h 54m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Tue 4/11
00:45-06:30
2 stops38h 45m
Phnom Penh Pochentong
Mon 1/12
07:55-14:10
2 stops45h 15m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Tue 28/10
06:04-06:30
2 stops34h 26m
Phnom Penh Pochentong
Mon 8/12
07:55-21:14
2 stops52h 19m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Fri 21/11
21:45-06:30
2 stops41h 45m
Phnom Penh Pochentong
Fri 5/12
07:55-14:18
2 stops45h 23m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Sat 15/11
23:37-06:30
2 stops39h 53m
Phnom Penh Pochentong
Sat 29/11
19:50-14:10
2 stops33h 20m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Fri 19/12
22:15-06:30
2 stops41h 15m
Phnom Penh Pochentong
Fri 2/1
07:55-13:53
2 stops44h 58m
Los AngelesPhnom Penh
LAX - PNH
LAXPNH
Los Angeles
Fri 19/12
22:15-06:30
2 stops41h 15m
Phnom Penh Pochentong
Sat 3/1
19:50-13:53
2 stops33h 03m
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?
To ensure you get the cheapest price possible for a flight from Los Angeles to Phnom Penh, you should look to book at least 63 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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Complete your trip to Phnom Penh by adding a car hire and/or hotel booking to your travel itinerary.
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
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.