Cheap flights from Sydney (SYD) to Phnom Penh (PNH)
Find cheap flights from Sydney to Phnom Penh with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Sydney Kingsford Smith to Phnom Penh Pochentong are usually found in February or October, booked 71 days in advance, depart on a Friday or Tuesday and return on a Thursday
Cheap flight deals from Sydney to Phnom Penh
Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) 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 July 31, 2025.
Popular in | December |
|---|---|
Cheapest in | February |
Average price | $573 |
Best time to book a flight from Sydney to Phnom Penh
Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Sydney with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Sydney to Phnom Penh
How far ahead should I book a flight from Sydney to Phnom Penh?
Use this chart to determine the optimal time to book a round-trip flight from Sydney to Phnom Penh. Price data was last updated on July 25, 2025.
Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Phnom Penh. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Sydney to Phnom Penh?
Currently, March is the cheapest month in which you can book a flight from Sydney to Phnom Penh (average of $988). Flying from Sydney to Phnom Penh in June is currently the most expensive (average of $1,549). 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.
What is the cheapest time of day to fly from SYD to PNH?
Find hourly flight availability from Sydney to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 31, 2025.
A simple way to save on the total cost of your ticket is to fly from Sydney to Phnom Penh at noon. If you’re flexible enough to do this you can expect to save up to 38% on your trip compared to booking a flight in the morning.
What’s the top layover airport for flights from Sydney to Phnom Penh?
Share of 1-stop round-trip flights from Sydney to Phnom Penh chosen by Cheapflights users in the past 12 months, using the same layover each way.
Guangzhou (CAN) – chosen by Cheapflights users on 46% of 1-stop itineraries from Sydney to Phnom Penh on Cheapflights.
What’s the cheapest layover airport for flights from Sydney to Phnom Penh?
Average round-trip fare for 1-stop flights from Sydney to Phnom Penh, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Kuala Lumpur (KUL) is the most affordable 1-stop option, with an average round-trip price of $531.
What’s the fastest layover option from Sydney to Phnom Penh?
Shortest average travel time for 1-stop one-way flights from Sydney to Phnom Penh, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Ho Chi Minh City (SGN) have the shortest average one-way travel time for 1-stop routes: 12h 15m.
Which airport typically offers the quickest layover for flights from Sydney to Phnom Penh?
Average layover duration for 1-stop one-way flights from Sydney to Phnom Penh, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Hong Kong (HKG) offer the fastest connection on this route, with an average layover time of 2h 28m.
Related info for your journey
Find useful and relevant information for your journey from Sydney 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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Complete your trip
Complete your trip to Phnom Penh by adding a car rental and/or hotel reservation to your travel itinerary.
Top 4 airlines flying from Sydney to Phnom Penh
Discover the top 4 airlines that operate flights from Sydney to Phnom Penh. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 31, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$486 | Average$843 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$488 | Average$661 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$508 | Average$641 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$629 | Average$929 | FlexibilityNo cancel fee | On-time72% |