Cheap Flights from Sydney to Phnom Penh

Compare Sydney to Phnom Penh flight deals

Find the cheapest month or even day of the year to fly to Phnom Penh

Book the best Phnom Penh fare with no extra fees

Flight deals from Sydney to Phnom Penh

Looking for a cheap last-minute deal or the best return flight from Sydney to Phnom Penh? Find the lowest prices on one-way and return tickets right here.

Phnom Penh.$566 per passenger.Departing Wed, 26 Mar, returning Tue, 8 Apr.Return flight with AirAsia X and AirAsia Cambodia.Outbound indirect flight with AirAsia X, departs from Sydney on Wed, 26 Mar, arriving in Phnom Penh.Inbound indirect flight with AirAsia Cambodia, departs from Phnom Penh on Tue, 8 Apr, arriving in Sydney.Price includes taxes and charges.From $566, select.

Phnom Penh.$569 per passenger.Departing Wed, 19 Mar, returning Wed, 26 Mar.Return flight with AirAsia X and AirAsia Cambodia.Outbound indirect flight with AirAsia X, departs from Sydney on Wed, 19 Mar, arriving in Phnom Penh.Inbound indirect flight with AirAsia Cambodia, departs from Phnom Penh on Wed, 26 Mar, arriving in Sydney.Price includes taxes and charges.From $569, select.

Phnom Penh.$569 per passenger.Departing Thu, 3 Apr, returning Thu, 17 Apr.Return flight with AirAsia X and AirAsia Cambodia.Outbound indirect flight with AirAsia X, departs from Sydney on Thu, 3 Apr, arriving in Phnom Penh.Inbound indirect flight with AirAsia Cambodia, departs from Phnom Penh on Thu, 17 Apr, arriving in Sydney.Price includes taxes and charges.From $569, select.

Phnom Penh.$614 per passenger.Departing Fri, 25 Apr, returning Mon, 19 May.Return flight with AirAsia X and AirAsia Cambodia.Outbound indirect flight with AirAsia X, departs from Sydney on Fri, 25 Apr, arriving in Phnom Penh.Inbound indirect flight with AirAsia Cambodia, departs from Phnom Penh on Mon, 19 May, arriving in Sydney.Price includes taxes and charges.From $614, select.

Phnom Penh.$638 per passenger.Departing Sun, 11 May, returning Sun, 18 May.Return flight with Scoot and AirAsia Cambodia.Outbound indirect flight with Scoot, departs from Sydney on Sun, 11 May, arriving in Phnom Penh.Inbound indirect flight with AirAsia Cambodia, departs from Phnom Penh on Sun, 18 May, arriving in Sydney.Price includes taxes and charges.From $638, select.

Phnom Penh.$648 per passenger.Departing Fri, 6 Jun, returning Mon, 9 Jun.Return flight with Scoot and Cambodia Angkor Air.Outbound indirect flight with Scoot, departs from Sydney on Fri, 6 Jun, arriving in Phnom Penh.Inbound indirect flight with Cambodia Angkor Air, departs from Phnom Penh on Mon, 9 Jun, arriving in Sydney.Price includes taxes and charges.From $648, select.

Phnom Penh.$665 per passenger.Departing Tue, 6 May, returning Sun, 8 Jun.Return flight with Scoot and AirAsia Cambodia.Outbound indirect flight with Scoot, departs from Sydney on Tue, 6 May, arriving in Phnom Penh.Inbound indirect flight with AirAsia Cambodia, departs from Phnom Penh on Sun, 8 Jun, arriving in Sydney.Price includes taxes and charges.From $665, select.

Phnom Penh.$676 per passenger.Departing Sat, 1 Mar, returning Sun, 1 Jun.Return flight with VietJet Air and AirAsia Cambodia.Outbound indirect flight with VietJet Air, departs from Sydney on Sat, 1 Mar, arriving in Phnom Penh.Inbound indirect flight with AirAsia Cambodia, departs from Phnom Penh on Sun, 1 Jun, arriving in Sydney.Price includes taxes and charges.From $676, select.

Find the cheapest month to fly from Sydney to Phnom Penh

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Sydney to Phnom Penh flights are currently cheapest in March.

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Sydney to Phnom Penh: Alternative routes

Compare routes from Sydney to Phnom Penh below. You may find an airport to fly into that's cheaper, faster, or easier than Phnom Penh.

Sydney to Phnom Penh: Flight information

The things to know before you go.

Cheapest flight found	$566
Cheapest month to fly	March

Finding cheap flights from Sydney to Phnom Penh: Frequently asked questions

How much are return flights from Sydney to Phnom Penh?

The best price we found for a return flight from Sydney to Phnom Penh is $566. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Sydney to Phnom Penh?

Currently, there are no airlines that fly direct from Sydney to Phnom Penh. But we found flights with one or more stops from $566.

How many flights are there a week from Sydney to Phnom Penh?

As of February 2025, there are no flights flying from Sydney to Phnom Penh.

When is the cheapest time to fly from Sydney to Phnom Penh?

The cheapest month to fly from Sydney to Phnom Penh is usually February 2025.

Which upcoming date is cheapest to fly from Sydney Airport to Phnom Penh Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Sydney Airport to Phnom Penh Airport on Wednesday, 26 March 2025.

Can I get a direct flight from Sydney Airport to Phnom Penh Airport?

No airlines currently offer direct flights between Sydney Airport and Phnom Penh Airport. Most routes have one or more stops.

How can I find the best flight deal to Phnom Penh?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Phnom Penh but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Phnom Penh?

We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Phnom Penh is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly from Sydney Airport to Phnom Penh with?

Currently, AirAsia X offers the cheapest flight tickets to Phnom Penh.

Travelling from Sydney (Kingsford Smith) Airport (SYD) to Phnom Penh International Airport (PNH): what you need to know

Flying during a peak month like July? Public holidays and other high seasons can lead to longer lines at security. Play things extra safe and get there up to four hours before an international flight and two hours before domestic departures.
We make it a breeze to book a flight with a stopover. To look at the options for flights from Sydney (Kingsford Smith) Airport to Phnom Penh International Airport, uncheck 'Direct flights only.' Then, choose a flight that has a stop long enough to explore your chosen city. Popular stopovers between SYD and PNH are:
- Suvarnabhumi Airport
- Tan Son Nhat International Airport
- Changi International Airport
Don't forget, you may need a visa to enter Cambodia. Visa regulations can differ and travel documentation requirements are constantly changing. Before reserving your cheap ticket from SYD to PNH, check with your carrier and your destination country's local embassy or consulate for the most up-to-date information.

How to find the cheapest flights from Sydney (Kingsford Smith) Airport (SYD) to Phnom Penh International Airport (PNH)

The best price we've seen for a one-way ticket from Sydney (Kingsford Smith) Airport to Phnom Penh International Airport is $275. The cheapest price for a return flight is $566. Keep in mind that fares can change due to availability when booking.
To score cheap flight tickets from SYD to PNH, book as early as possible. Airlines usually offer lower fares when flights are first released.
Finding cheap flight tickets from Sydney (Kingsford Smith) Airport to Phnom Penh International Airport is more likely if you can be flexible with your dates. Try using the 'Whole month' search function to see the lowest prices throughout the month and bag a great deal.
Set up a Price Alert for cheap flight tickets from SYD to PNH. You don't need to search every day to find out if airfares have fallen. We'll notify you when the price changes.
Use filters to tailor your flights from Sydney (Kingsford Smith) Airport to Phnom Penh International Airport. Pick your ideal arrival and departure times, airlines and number of stops. Alternatively, sort your results by 'Cheapest' to get the best deals.

Handy information about Sydney (Kingsford Smith) Airport (SYD)

Located around 18 kilometres from central Sydney, Sydney (Kingsford Smith) Airport can be reached in approximately 21 minutes by car, depending on traffic. The ride on public transport will take roughly 27 minutes.
Looking for a handy hotel near SYD? If you've booked an early flight from Sydney (Kingsford Smith) Airport to Phnom Penh International Airport, these accommodation options will have you sleeping moments from your check-in counter:

Arriving at Phnom Penh International Airport (PNH)

Reserve a hotel near PNH if you're on a late flight from Sydney (Kingsford Smith) Airport to Phnom Penh International Airport. Settle into one of these options and avoid the hassle of a long transfer:

Getting from Phnom Penh International Airport (PNH) to central Phnom Penh

Phnom Penh International Airport is approximately 11 kilometres from central Phnom Penh. With a car rental or if you're catching a cab, the drive is about 30 minutes.

When to fly to Phnom Penh International Airport (PNH)

The quietest month for a flight from Sydney (Kingsford Smith) Airport to Phnom Penh International Airport is February, while August is the busiest. Pick the best time to visit Phnom Penh based on whether you prefer a laid-back vibe or a more bustling atmosphere.
The warmest month in Phnom Penh is March, with temperatures ranging between 23ºC and 38ºC. Lock in your flights from Sydney (Kingsford Smith) Airport to Phnom Penh International Airport in this month if you enjoy this type of weather.
Search for cheap flight tickets from SYD to PNH in January if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between 20ºC and 33ºC on average.

More about Phnom Penh

If you're looking for somewhere to rest your head, you'll find the top stays in Phnom Penh right here. Browse these options once you've locked in your flight from SYD to PNH:
All great journeys should include a little sightseeing. Royal Palace, Tuol Sleng Genocide Museum and Wat Phnom are must-do's during your Phnom Penh adventure.

Complete your Phnom Penh trip with hotels and a car rental

After you've secured your cheap ticket to Phnom Penh International Airport, explore our low prices and exclusive rates for hotels. You can also compare a range of car rental companies in one go to get the best car rental price for your Phnom Penh holiday.