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Cheap flights from Sydney to Phnom Penh from $336

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Phnom Penh departing on 15/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Sydney to Phnom Penh

Cheap return flights

KAYAK's recommended return flight deals from the most popular airlines that fly from Sydney to Phnom Penh.
09:15 - 11:20SYD-PNH
29h 05m1 stop
14:50 - 20:00PNH-SYD
26h 10m1 stop
Sun, 11 May - Wed, 21 May
09:15 - 09:55SYD-PNH
27h 40m2 stops
19:10 - 07:50PNH-SYD
33h 40m2 stops
Sun, 11 May - Wed, 21 May
15:00 - 08:40SYD-PNH
20h 40m1 stop
14:05 - 10:25PNH-SYD
17h 20m1 stop
$726Singapore Airlines
Find Deal
Tue, 29 Jul - Wed, 20 Aug
22:10 - 10:00SYD-PNH
14h 50m1 stop
18:20 - 19:35PNH-SYD
22h 15m1 stop
$772Malaysia Airlines
Find Deal
Fri, 9 May - Sun, 18 May
07:55 - 17:40SYD-PNH
12h 45m1 stop
09:35 - 10:25PNH-SYD
21h 50m1 stop
$790Singapore Airlines
Find Deal
Wed, 23 Jul - Wed, 13 Aug
22:10 - 10:00SYD-PNH
14h 50m1 stop
18:20 - 10:00PNH-SYD
12h 40m1 stop
$810Malaysia Airlines
Find Deal
Sat, 3 May - Mon, 19 May
21:45 - 14:30SYD-PNH
19h 45m1 stop
08:00 - 19:40PNH-SYD
32h 40m1 stop
$813China Southern
Find Deal
Sat, 3 May - Mon, 19 May
10:05 - 14:30SYD-PNH
31h 25m1 stop
15:35 - 19:40PNH-SYD
25h 05m1 stop
$815China Southern
Find Deal
Sat, 3 May - Mon, 19 May
11:30 - 10:15SYD-PNH
25h 45m2 stops
11:25 - 17:40PNH-SYD
27h 15m2 stops
$1,162Cathay Pacific
Find Deal
Thu, 1 May - Mon, 19 May
15:00 - 10:15SYD-PNH
46h 15m2 stops
18:30 - 10:50PNH-SYD
13h 20m1 stop
$1,207Cathay Pacific
Find Deal
Thu, 10 Apr - Sun, 20 Apr

Singapore Airlines flights from Sydney to Phnom Penh

Our best Singapore Airlines deals on Sydney to Phnom Penh flight tickets
Singapore Airlines
29 July
SYD15:00Sydney Kingsford Smith
20h 40m
1 stop
PNH08:40Phnom Penh Pochentong
20 Aug
PNH14:05Phnom Penh Pochentong
17h 20m
1 stop
SYD10:25Sydney Kingsford Smith
Singapore Airlines
23 July
SYD07:55Sydney Kingsford Smith
12h 45m
1 stop
PNH17:40Phnom Penh Pochentong
13 Aug
PNH09:35Phnom Penh Pochentong
21h 50m
1 stop
SYD10:25Sydney Kingsford Smith
Singapore Airlines
23 July
SYD07:55Sydney Kingsford Smith
12h 45m
1 stop
PNH17:40Phnom Penh Pochentong
13 Aug
PNH09:35Phnom Penh Pochentong
21h 50m
1 stop
SYD10:25Sydney Kingsford Smith

XiamenAir flights from Sydney to Phnom Penh

Our best XiamenAir deals on Sydney to Phnom Penh flight tickets
XiamenAir
27 Apr
SYD11:25Sydney Kingsford Smith
26h 55m
1 stop
PNH11:20Phnom Penh Pochentong
13 May
PNH12:20Phnom Penh Pochentong
18h 00m
1 stop
SYD09:20Sydney Kingsford Smith
XiamenAir
2 May
SYD11:25Sydney Kingsford Smith
32h 35m
1 stop
PNH17:00Phnom Penh Pochentong
19 May
PNH18:00Phnom Penh Pochentong
36h 20m
1 stop
SYD09:20Sydney Kingsford Smith

See travel insights to Phnom Penh from

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

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 cheapest month to fly to Phnom Penh?

The month of February is, on average, the cheapest month to fly to Phnom Penh from Sydney, with most prices found around $828. If you don’t want to visit Phnom Penh in February, then you should wait until October to fly from Sydney, when ticket prices are also cheap, with an average price of $886.

What is the cheapest day to depart on your flight to Phnom Penh?

Our data shows that Tuesday is the least expensive day to fly to Phnom Penh. Tickets to fly out on this day can be as low as $1,038. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $1,244. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phnom Penh.

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

Our most recent data shows that the best time of day to fly to Phnom Penh is at midday. Flights from Sydney to Phnom Penh during this time can be as low as $907. Flights to Phnom Penh are more costly in the evening, with an average ticket price of $1,150. Departure times in the evening 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 Phnom Penh?

You are more likely to see cheaper flights to Phnom Penh from Sydney when booking 9 weeks ahead of your departure date. In general, you can expect to find flights to Phnom Penh for around $1,079 when searching 9 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phnom Penh from Sydney for as low as $910 on momondo.

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

As of March 2025, prices for Sydney to Phnom Penh flights are approximately 20% cheaper when compared to flights at the same time last year.

When to book flights from Sydney to Phnom Penh

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

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

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

Best price found

$336

Fastest flight time

12h 25m

Direct flights

None

Airports in Phnom Penh

1 airport
The best one-way flight to Phnom Penh from Sydney in the past 72 hours is $336. The best return flight deal from Sydney to Phnom Penh found on momondo in the last 72 hours is $683.
The fastest flight from Sydney to Phnom Penh takes 12h 25m
There are no direct flights from Sydney to Phnom Penh. Popular non-direct route for this connection is Sydney Kingsford Smith Airport - Phnom Penh Pochentong Airport.
There is 1 airport near Phnom Penh: Phnom Penh Pochentong (PNH)

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

    Sydney Kingsford Smith and Phnom Penh Pochentong are 7026.6 km apart from one another. In terms of flight time, this usually takes a little over 12h 25m.

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Phnom Penh Pochentong Airport.

  • What documentation or ID do you need to fly to Phnom Penh Pochentong Airport?

    The necessary travel and health documents for your Phnom Penh Pochentong Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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


Best airlines flying from Sydney to Phnom Penh

Compare and see reviews for airlines that fly from Sydney to Phnom Penh with momondo
Airline
Rating
Free cancellation
Price
China SouthernPriceFrom $687Free cancellationRating
7.4
92 reviews
Search China Southern flights
XiamenAirPriceFrom $711Free cancellationRating
6.6
41 reviews
Search XiamenAir flights
Philippine AirlinesPriceFrom $728Free cancellationRating
7.2
842 reviews
Search Philippine Airlines flights
Vietnam AirlinesPriceFrom $745Free cancellationRating
7.6
192 reviews
Search Vietnam Airlines flights
Malaysia AirlinesPriceFrom $748Free cancellationRating
7.3
251 reviews
Search Malaysia Airlines flights
Singapore AirlinesPriceFrom $748Free cancellationRating
8.1
1,285 reviews
Search Singapore Airlines flights
Cathay PacificPriceFrom $942Free cancellationRating
7.5
837 reviews
Search Cathay Pacific flights
Virgin AustraliaPriceFrom $1,010Free cancellationRating
7.5
395 reviews
Search Virgin Australia flights
Thai AirwaysPriceFrom $1,067Free cancellationRating
7.8
317 reviews
Search Thai Airways flights
China AirlinesPriceFrom $1,100Free cancellationRating
8.2
722 reviews
Search China Airlines flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Sydney to Phnom Penh . Millions of users trust and use momondo every year so you are in good hands.

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

All flight searches from Sydney to Phnom Penh on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Sydney to Phnom Penh flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Sydney to Phnom Penh flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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