What is the cheapest airline that flies from Sydney Kingsford Smith to Siem Reap?

Vietnam Airlines is the most popular carrier operating from Sydney Kingsford Smith 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 November 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.

$500 Cheap Flights from Sydney to Siem Reap in 2026/27

Find the cheapest flights from Sydney to Siem Reap

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One-way

Cheap return flights

Enter your travel dates to find the best prices.

19:10 - 16:00SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

24h 50m1 stop Singapore Changi

19:05 - 07:20SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

33h 15m2 stops Hanoi Noibai Ho Chi Minh City

$893Multiple Airlines

Thu, 11 Feb - Thu, 12 Aug

11:50 - 20:30SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

12h 40m1 stop Ho Chi Minh City

19:40 - 08:15SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

33h 35m1 stop Ho Chi Minh City

$899Vietnam Airlines

Thu, 11 Feb - Thu, 12 Aug

21:35 - 14:50SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

21h 15m2 stops Singapore Changi Kuala Lumpur Intl

19:40 - 07:20SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

32h 40m1 stop Ho Chi Minh City

$983Multiple Airlines

Sun, 28 Mar - Tue, 6 Apr

12:05 - 18:05SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

34h 00m2 stops Ho Chi Minh City Hanoi Noibai

19:05 - 07:20SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

33h 15m2 stops Hanoi Noibai Ho Chi Minh City

$987VietJet Air

Thu, 11 Feb - Thu, 12 Aug

08:05 - 16:00SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

11h 55m1 stop Singapore Changi

10:45 - 17:55SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

27h 10m1 stop Singapore Changi

$997Singapore Airlines

Fri, 5 Mar - Fri, 26 Mar

22:05 - 08:35SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

38h 30m2 stops Guangzhou Baiyun Phnom Penh Techo Intl

12:50 - 13:20SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

20h 30m2 stops Phnom Penh Techo Intl Guangzhou Baiyun

$1,076Multiple Airlines

Fri, 5 Mar - Fri, 26 Mar

12:00 - 09:40SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

25h 40m1 stop Singapore Changi

10:30 - 06:05SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

16h 35m1 stop Singapore Changi

$1,082Singapore Airlines

Sun, 28 Mar - Tue, 6 Apr

15:15 - 19:40SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

32h 25m1 stop Hanoi Noibai

17:05 - 13:15SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

16h 10m2 stops Luang Prabang Hanoi Noibai

$1,082Vietnam Airlines

Fri, 5 Mar - Fri, 26 Mar

11:50 - 20:30SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

12h 40m1 stop Ho Chi Minh City

21:30 - 09:50SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

32h 20m1 stop Ho Chi Minh City

$1,213Vietnam Airlines

Fri, 20 Nov - Sun, 29 Nov

19:10 - 09:55SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

18h 45m1 stop Singapore Changi

16:50 - 17:55SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

21h 05m1 stop Singapore Changi

$1,978Singapore Airlines

Sun, 10 Jan - Sat, 16 Jan

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Singapore Airlines flights from Sydney to Region of Siem Reap

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

Singapore Airlines

5 Mar

SYD08:05Sydney Kingsford Smith

11h 55m

1 stop

SAI16:00Siem Reap–Angkor Intl

26 Mar

SAI10:45Siem Reap–Angkor Intl

27h 10m

1 stop

SYD17:55Sydney Kingsford Smith

$997

Singapore Airlines

10 Jan

SYD19:10Sydney Kingsford Smith

18h 45m

1 stop

SAI09:55Siem Reap–Angkor Intl

16 Jan

SAI16:50Siem Reap–Angkor Intl

21h 05m

1 stop

SYD17:55Sydney Kingsford Smith

$1,978

Singapore Airlines

10 Jan

SYD19:10Sydney Kingsford Smith

18h 45m

1 stop

SAI09:55Siem Reap–Angkor Intl

16 Jan

SAI16:50Siem Reap–Angkor Intl

21h 05m

1 stop

SYD17:55Sydney Kingsford Smith

$2,016

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

11 Feb

SYD11:50Sydney Kingsford Smith

12h 40m

1 stop

SAI20:30Siem Reap–Angkor Intl

12 Aug

SAI19:40Siem Reap–Angkor Intl

33h 35m

1 stop

SYD08:15Sydney Kingsford Smith

$899

Vietnam Airlines

5 Mar

SYD15:15Sydney Kingsford Smith

32h 25m

1 stop

SAI19:40Siem Reap–Angkor Intl

26 Mar

SAI17:05Siem Reap–Angkor Intl

16h 10m

2 stops

SYD13:15Sydney Kingsford Smith

$1,082

Vietnam Airlines

20 Nov

SYD11:50Sydney Kingsford Smith

12h 40m

1 stop

SAI20:30Siem Reap–Angkor Intl

29 Nov

SAI21:30Siem Reap–Angkor Intl

32h 20m

1 stop

SYD09:50Sydney Kingsford Smith

$1,213

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Thu 11/2

19:10-16:00

1 stop24h 50m

Siem Reap–Angkor Intl

Thu 12/8

19:05-07:20

2 stops33h 15m

$893

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Thu 11/2

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Thu 12/8

19:40-08:15

1 stop33h 35m

$899

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Sun 28/3

21:35-14:50

2 stops21h 15m

Siem Reap–Angkor Intl

Tue 6/4

19:40-07:20

1 stop32h 40m

$983

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Thu 11/2

12:05-18:05

2 stops34h 00m

Siem Reap–Angkor Intl

Thu 12/8

19:05-07:20

2 stops33h 15m

$987

Fastest return journey

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Fri 5/3

08:05-16:00

1 stop11h 55m

Siem Reap–Angkor Intl

Fri 26/3

10:45-17:55

1 stop27h 10m

$997

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Fri 5/3

22:05-08:35

2 stops38h 30m

Siem Reap–Angkor Intl

Fri 26/3

12:50-13:20

2 stops20h 30m

$1,076

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Sun 28/3

12:00-09:40

1 stop25h 40m

Siem Reap–Angkor Intl

Tue 6/4

10:30-06:05

1 stop16h 35m

$1,082

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Fri 5/3

15:15-19:40

1 stop32h 25m

Siem Reap–Angkor Intl

Fri 26/3

17:05-13:15

2 stops16h 10m

$1,082

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Fri 20/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Sun 29/11

21:30-09:50

1 stop32h 20m

$1,213

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Sun 10/1

19:10-09:55

1 stop18h 45m

Siem Reap–Angkor Intl

Sat 16/1

16:50-17:55

1 stop21h 05m

$1,978

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

Prices

Airlines

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 October. Flight prices, which tend to average around $877, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of October, 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 October, still average around $884.

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

Best price found	$500
Fastest flight time	24h 50m
Direct flights	None

The best one-way flight to Region of Siem Reap from Sydney in the past 72 hours is $500. The best return flight deal from Sydney to Region of Siem Reap found on momondo in the last 72 hours is $893.

The fastest flight from Sydney to Region of Siem Reap takes 24h 50m

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 November 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 $825	Free cancellation	Rating 7.7 295 reviews		Search Vietnam Airlines flights
Singapore Airlines	PriceFrom $851	Free cancellation	Rating 8.2 1,635 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.

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Cheap flights from Sydney to Siem Reap from $500

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 6/2. 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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Singapore Airlines flights from Sydney to Region of Siem Reap

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

Vietnam Airlines flights from Sydney to Region of Siem Reap

Our best Vietnam Airlines 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?

What is the cheapest airline that flies from Sydney Kingsford Smith to Siem Reap?

Cheap Sydney to Region of Siem Reap flight deals and tips

Best price found

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

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

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