When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Siem Reap?

Prices for flights from Sydney Kingsford Smith Airport to Siem Reap refresh daily.

How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Siem Reap?

As of August 2026, there are 2 operators available to choose from for flights from Sydney Kingsford Smith Airport to Siem Reap.

How old do you have to be to fly from Sydney Kingsford Smith Airport to Siem Reap?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Siem Reap.

What documentation or ID do you need to fly to Siem Reap?

The necessary travel and health documents for your Siem Reap 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.

$459 Cheap Flights from Sydney to Siem Reap in 2026

Find the cheapest flights from Sydney to Siem Reap

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

10:15 - 18:20

SYD

SAI

11h 05m

1 stop

18:05 - 12:15

SAI

SYD

15h 10m

1 stop

$876Vietnam Airlines

Fri, 14 Aug - Sun, 23 Aug

10:15 - 08:45

SYD

SAI

25h 30m

1 stop

22:35 - 08:15

SAI

SYD

30h 40m

1 stop

$891Vietnam Airlines

Fri, 28 Aug - Tue, 8 Sep

11:50 - 20:30

SYD

SAI

12h 40m

1 stop

18:40 - 09:50

SAI

SYD

11h 10m

1 stop

$896Vietnam Airlines

Wed, 11 Nov - Sun, 15 Nov

11:50 - 20:30

SYD

SAI

12h 40m

1 stop

21:30 - 09:50

SAI

SYD

32h 20m

1 stop

$896Vietnam Airlines

Wed, 11 Nov - Tue, 17 Nov

11:50 - 20:30

SYD

SAI

12h 40m

1 stop

21:30 - 09:50

SAI

SYD

32h 20m

1 stop

$901Vietnam Airlines

Sat, 31 Oct - Sat, 7 Nov

13:25 - 09:20

SYD

SAI

23h 55m

2 stops

19:05 - 10:00

SAI

SYD

34h 55m

2 stops

$911Multiple Airlines

Sat, 31 Oct - Sat, 7 Nov

21:50 - 09:15

SYD

SAI

15h 25m

1 stop

19:05 - 10:00

SAI

SYD

58h 55m

2 stops

$911Multiple Airlines

Wed, 11 Nov - Tue, 17 Nov

11:50 - 20:30

SYD

SAI

12h 40m

1 stop

21:30 - 09:50

SAI

SYD

32h 20m

1 stop

$921Vietnam Airlines

Thu, 12 Nov - Mon, 23 Nov

13:25 - 16:05

SYD

SAI

30h 40m

2 stops

19:05 - 10:00

SAI

SYD

34h 55m

2 stops

$923Multiple Airlines

Thu, 12 Nov - Mon, 23 Nov

10:15 - 13:15

SYD

SAI

30h 00m

1 stop

15:00 - 08:15

SAI

SYD

14h 15m

1 stop

$927Multiple Airlines

Thu, 27 Aug - Thu, 10 Sep

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Vietnam Airlines flights from Sydney to Region of Siem Reap

Our best Vietnam Airlines deals on Sydney to Region of Siem Reap flight tickets

Vietnam Airlines

14 Aug

SYD10:15Sydney Kingsford Smith

11h 05m

1 stop

SAI18:20Siem Reap–Angkor Intl

23 Aug

SAI18:05Siem Reap–Angkor Intl

15h 10m

1 stop

SYD12:15Sydney Kingsford Smith

$876

Vietnam Airlines

28 Aug

SYD10:15Sydney Kingsford Smith

25h 30m

1 stop

SAI08:45Siem Reap–Angkor Intl

8 Sept

SAI22:35Siem Reap–Angkor Intl

30h 40m

1 stop

SYD08:15Sydney Kingsford Smith

$891

Vietnam Airlines

11 Nov

SYD11:50Sydney Kingsford Smith

12h 40m

1 stop

SAI20:30Siem Reap–Angkor Intl

15 Nov

SAI18:40Siem Reap–Angkor Intl

11h 10m

1 stop

SYD09:50Sydney Kingsford Smith

$896

VietJet Air flights from Sydney to Region of Siem Reap

Our best VietJet Air deals on Sydney to Region of Siem Reap flight tickets

VietJet Air

11 Nov

SYD12:05Sydney Kingsford Smith

34h 00m

2 stops

SAI18:05Siem Reap–Angkor Intl

15 Nov

SAI19:05Siem Reap–Angkor Intl

58h 55m

2 stops

SYD10:00Sydney Kingsford Smith

$937

VietJet Air

12 Aug

SYD10:15Sydney Kingsford Smith

34h 50m

2 stops

SAI18:05Siem Reap–Angkor Intl

17 Aug

SAI19:05Siem Reap–Angkor Intl

33h 15m

2 stops

SYD07:20Sydney Kingsford Smith

$1,080

VietJet Air

12 Aug

SYD10:15Sydney Kingsford Smith

58h 50m

2 stops

SAI18:05Siem Reap–Angkor Intl

17 Aug

SAI19:05Siem Reap–Angkor Intl

57h 15m

2 stops

SYD07:20Sydney Kingsford Smith

$1,112

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 14/8

10:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Sun 23/8

18:05-12:15

1 stop15h 10m

$876

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Fri 28/8

10:15-08:45

1 stop25h 30m

Siem Reap–Angkor Intl

Tue 8/9

22:35-08:15

1 stop30h 40m

$891

Fastest return journey

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Wed 11/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Sun 15/11

18:40-09:50

1 stop11h 10m

$896

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Wed 11/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Tue 17/11

21:30-09:50

1 stop32h 20m

$896

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 31/10

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Sat 7/11

21:30-09:50

1 stop32h 20m

$901

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Sat 31/10

13:25-09:20

2 stops23h 55m

Siem Reap–Angkor Intl

Sat 7/11

19:05-10:00

2 stops34h 55m

$911

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Wed 11/11

21:50-09:15

1 stop15h 25m

Siem Reap–Angkor Intl

Tue 17/11

19:05-10:00

2 stops58h 55m

$911

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 12/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Mon 23/11

21:30-09:50

1 stop32h 20m

$921

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 12/11

13:25-16:05

2 stops30h 40m

Siem Reap–Angkor Intl

Mon 23/11

19:05-10:00

2 stops34h 55m

$923

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 27/8

10:15-13:15

1 stop30h 00m

Siem Reap–Angkor Intl

Thu 10/9

15:00-08:15

1 stop14h 15m

$927

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Sydney to Region of Siem Reap

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 Region of Siem Reap?

The cheapest month to fly to Region of Siem Reap from Sydney is in August. Flight prices, which tend to average around $847, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Region of Siem Reap from Sydney during June instead. Flights to Region of Siem Reap in June, while not as cheap as those in August, still average around $883.

Cheap Sydney to Region of Siem Reap flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Sydney to Region of Siem Reap

Fastest flight time	11h 05m
Direct flights	None

The fastest flight from Sydney to Region of Siem Reap takes 11h 05m

There are no direct flights from Sydney to Region of Siem Reap. There are no popular flight routes from Sydney to Region of Siem Reap.

Search flight deals

Frequently asked questions about flying from Sydney to Siem Reap

When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Siem Reap?
Prices for flights from Sydney Kingsford Smith Airport to Siem Reap refresh daily.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Siem Reap?
As of August 2026, there are 2 operators available to choose from for flights from Sydney Kingsford Smith Airport to Siem Reap.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Siem Reap?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Siem Reap.
What documentation or ID do you need to fly to Siem Reap?
The necessary travel and health documents for your Siem Reap 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.

Best airlines flying from Sydney to Region of Siem Reap

Compare and see reviews for airlines that fly from Sydney to Region of Siem Reap with momondo

Airline	Rating	Free cancellation	Price
Vietnam Airlines	PriceFrom $789	Free cancellation	Rating 7.7 283 reviews		Search Vietnam Airlines flights
Singapore Airlines	PriceFrom $819	Free cancellation	Rating 8.2 1,584 reviews		Search Singapore Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Sydney to Siem Reap?

Finding the right flight to Siem Reap from Sydney is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Siem Reap quick and easy, saving you time and money.

Can I find flights from Sydney to Siem Reap with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Siem Reap from Sydney with this policy.

How can momondo help me find flights from Sydney to Siem Reap?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Siem Reap from Sydney.

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

If you are not ready to book a flight from Sydney to Siem Reap now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Siem Reap and let you know when they change.

An easier way to manage your Region of Siem Reap trip

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Cheap flights from Sydney to Siem Reap from $459

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 Siem Reap departing on 9/9. 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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Vietnam Airlines flights from Sydney to Region of Siem Reap

Our best Vietnam Airlines deals on Sydney to Region of Siem Reap flight tickets

VietJet Air flights from Sydney to Region of Siem Reap

Our best VietJet Air deals on Sydney to Region of Siem Reap flight tickets

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How to get the cheapest flight ticket from Sydney to Region of Siem Reap

What is the cheapest month to fly to Region of Siem Reap?

Cheap Sydney to Region of Siem Reap flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Sydney to Siem Reap

Best airlines flying from Sydney to Region of Siem Reap

Compare and see reviews for airlines that fly from Sydney to Region of Siem Reap with momondo

Why use momondo?

An easier way to manage your Region of Siem Reap trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Siem Reap

Popular Cities in Siem Reap

Popular flights according to clicks in the last 7 days on momondo

Sydney flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Siem Reap

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Siem Reap

List of cabin classes available on flights landing in Siem Reap. Availability may vary depending on flight origin and airline.

Complete your trip to Siem Reap

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According to popular flight searches on momondo this year