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Cheap flights from Phnom Penh to Sydney from $241

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phnom Penh to Sydney departing on 5/17. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Phnom Penh to Sydney

Cheap round-trip flights

These are some of the best round-trip flight deals from Phnom Penh to Sydney that have been recently found on momondo from popular airlines, departing in the coming months.
 Logo
3:00 pm - 10:10 amPNH-SYD
16h 10m1 stop
 Logo
9:15 pm - 11:20 amSYD-PNH
17h 05m1 stop
Tue, May 20 - Wed, Jul 23
China Southern Logo
3:35 pm - 7:40 pmPNH-SYD
25h 05m1 stop
China Southern Logo
9:45 pm - 10:40 amSYD-PNH
15h 55m1 stop
$431China Southern
Find Deal
Wed, May 28 - Wed, Jul 23
 Logo
3:00 pm - 11:35 amPNH-SYD
17h 35m2 stops
 Logo
9:15 pm - 11:20 amSYD-PNH
17h 05m1 stop
Tue, May 20 - Wed, Jul 23
XiamenAir Logo
12:20 pm - 9:20 amPNH-SYD
18h 00m1 stop
XiamenAir Logo
11:25 am - 5:00 pmSYD-PNH
32h 35m1 stop
$642XiamenAir
Find Deal
Thu, Sep 18 - Sun, Sep 28
China Eastern Logo
12:10 am - 8:30 amPNH-SYD
29h 20m3 stops
China Eastern Logo
11:00 am - 11:35 amSYD-PNH
27h 35m2 stops
$665China Eastern
Find Deal
Wed, May 28 - Thu, Jun 5
China Eastern Logo
12:10 am - 7:40 amPNH-SYD
28h 30m2 stops
China Eastern Logo
12:00 pm - 11:35 amSYD-PNH
50h 35m2 stops
$684China Eastern
Find Deal
Tue, May 27 - Wed, Jul 23
Cathay Pacific Logo
11:25 am - 9:25 pmPNH-SYD
31h 00m2 stops
Cathay Pacific Logo
9:50 pm - 10:15 amSYD-PNH
15h 25m1 stop
$815Cathay Pacific
Find Deal
Wed, Aug 27 - Tue, Sep 2
Cathay Pacific Logo
11:25 am - 9:25 pmPNH-SYD
31h 00m2 stops
Cathay Pacific Logo
6:15 am - 10:15 amSYD-PNH
31h 00m2 stops
$816Cathay Pacific
Find Deal
Tue, Jul 1 - Wed, Jul 16
Vietnam Airlines Logo
4:40 pm - 8:15 amPNH-SYD
12h 35m1 stop
Vietnam Airlines Logo
10:15 am - 1:00 pmSYD-PNH
29h 45m3 stops
$857Vietnam Airlines
Find Deal
Tue, Jul 1 - Mon, Sep 15
Vietnam Airlines Logo
4:40 pm - 8:15 amPNH-SYD
12h 35m1 stop
Vietnam Airlines Logo
10:15 am - 1:00 pmSYD-PNH
29h 45m3 stops
$887Vietnam Airlines
Find Deal
Wed, Aug 27 - Tue, Sep 2

China Southern flights from Phnom Penh to Sydney

Our best China Southern deals on Phnom Penh to Sydney flight tickets
China Southern
May 28
PNH3:35 pmPhnom Penh Pochentong
25h 05m
1 stop
SYD7:40 pmSydney Kingsford Smith
Jul 23
SYD9:45 pmSydney Kingsford Smith
15h 55m
1 stop
PNH10:40 amPhnom Penh Pochentong
China Southern
May 29
PNH3:35 pmPhnom Penh Pochentong
25h 05m
1 stop
SYD7:40 pmSydney Kingsford Smith
Jun 5
SYD10:15 amSydney Kingsford Smith
16h 55m
1 stop
PNH12:10 amPhnom Penh Pochentong

China Eastern flights from Phnom Penh to Sydney

Our best China Eastern deals on Phnom Penh to Sydney flight tickets
China Eastern
May 28
PNH12:10 amPhnom Penh Pochentong
29h 20m
3 stops
SYD8:30 amSydney Kingsford Smith
Jun 5
SYD11:00 amSydney Kingsford Smith
27h 35m
2 stops
PNH11:35 amPhnom Penh Pochentong
China Eastern
May 27
PNH12:10 amPhnom Penh Pochentong
28h 30m
2 stops
SYD7:40 amSydney Kingsford Smith
Jul 23
SYD12:00 pmSydney Kingsford Smith
50h 35m
2 stops
PNH11:35 amPhnom Penh Pochentong
China Eastern
May 26
PNH12:10 amPhnom Penh Pochentong
33h 25m
1 stop
SYD12:35 pmSydney Kingsford Smith
Jun 5
SYD11:00 amSydney Kingsford Smith
27h 35m
2 stops
PNH11:35 amPhnom Penh Pochentong

See travel insights to Sydney from

How to get the cheapest flight ticket from Phnom Penh to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Phnom Penh and Sydney?

What is the cheapest month to fly to Sydney?

In general, December is the cheapest month to fly from Phnom Penh to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $762. If you are unable to visit Sydney during the month of December, then departing from Phnom Penh during the month March is also very affordable. Most momondo users find prices during this month for around $770.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from Phnom Penh to Sydney is on a Thursday when prices can be found for as low as $746. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $935.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Phnom Penh to Sydney in the morning for as low as $773. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly at noon, with an average ticket price of $1,047. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Phnom Penh when booking 23 weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $874 when searching 23 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Phnom Penh for as low as $629 on momondo.

How have Phnom Penh to Sydney flight prices changed over time?

As of May 2025, prices for Phnom Penh to Sydney flights are approximately 51% cheaper when compared to flights at the same time last year.

When to book flights from Phnom Penh to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Phnom Penh to Sydney according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Phnom Penh to Sydney (PNH to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Phnom Penh to Sydney

Best Price Found

$241

Fastest flight time

11h 40m

Direct flights

None

Airports in Sydney

1 airport
The best one-way flight to Sydney from Phnom Penh in the past 72 hours is $241. The best round-trip flight deal from Phnom Penh to Sydney found on momondo in the last 72 hours is $430.
The fastest flight from Phnom Penh to Sydney takes 11h 40m
There are no direct flights from Phnom Penh to Sydney. Popular non-direct route for this connection is Phnom Penh Pochentong Airport - Sydney Kingsford Smith Airport.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

  • How far is Phnom Penh Pochentong to Sydney Kingsford Smith by plane?

    The distance between Phnom Penh Pochentong and Sydney Kingsford Smith is about 4366.2 mi. 11h 40m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Phnom Penh Pochentong Airport to Sydney Kingsford Smith Airport?

    Prices for flights from Phnom Penh Pochentong Airport to Sydney Kingsford Smith Airport are updated daily.

  • How many operators does momondo search for flights from Phnom Penh Pochentong Airport to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from Phnom Penh Pochentong Airport to Sydney Kingsford Smith Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Phnom Penh Pochentong Airport to Sydney Kingsford Smith Airport.

  • What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

    The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Phnom Penh to Sydney?


Best airlines flying from Phnom Penh to Sydney

Compare and see reviews for airlines that fly from Phnom Penh to Sydney with momondo
Airline
Rating
Free Cancellation
Price
XiamenAirPriceFrom $481Free CancellationRating
6.6
41 reviews
Search XiamenAir flights
Philippine AirlinesPriceFrom $502Free CancellationRating
7.2
857 reviews
Search Philippine Airlines flights
China SouthernPriceFrom $545Free CancellationRating
7.5
96 reviews
Search China Southern flights
Cathay PacificPriceFrom $701Free CancellationRating
7.5
855 reviews
Search Cathay Pacific flights
Malaysia AirlinesPriceFrom $713Free CancellationRating
7.3
254 reviews
Search Malaysia Airlines flights
Singapore AirlinesPriceFrom $718Free CancellationRating
8.1
1,292 reviews
Search Singapore Airlines flights
Thai AirwaysPriceFrom $742Free CancellationRating
7.7
325 reviews
Search Thai Airways flights
Vietnam AirlinesPriceFrom $792Free CancellationRating
7.5
196 reviews
Search Vietnam Airlines flights
Qantas AirwaysPriceFrom $1,006Free CancellationRating
7.5
829 reviews
Search Qantas Airways flights

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
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Cronulla
Randwick
Wollongong
Katoomba
Manly
Coogee
Penrith
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Why use momondo?

Why should I use momondo to find a flight deal from Phnom Penh to Sydney?

It is quick and easy to find Phnom Penh to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

Can I find flights from Phnom Penh to Sydney with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Phnom Penh to Sydney flights to just show those with flexible booking policies.

How can momondo help me find flights from Phnom Penh to Sydney?

momondo helps you find the best flight between Phnom Penh and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Phnom Penh to Sydney right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Sydney from Phnom Penh. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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