What is the cheapest airline that flies from Australia to Siem Reap?

VietJet Air, Vietnam Airlines, and Singapore Airlines are the most popular carriers operating from Australia to Siem Reap

Which airlines fly to Region of Siem Reap?

Singapore Airlines, Vietnam Airlines and Virgin Australia are the top three most popular airlines that fly to Region of Siem Reap from Australia according to our data. Singapore Airlines is the first choice among our users, with 59% of people opting to fly with this airline when travelling to Region of Siem Reap. Keep in mind that there are 3 different airlines that fly to Region of Siem Reap on a routine basis, so you have a few additional options to choose from.

How long is the flight from Australia to Region of Siem Reap?

Flight times vary depending on what airport in Australia you fly out of and what airport in Region of Siem Reap you fly into. For example, flying from Perth to Siem Reap takes 10h 45m on average. On the other hand, flying from Melbourne to Siem Reap takes 10h 45m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo to see if there are any available for your route.

When did momondo last update prices for flights from Australia to Siem Reap?

Prices for flights from Australia to Siem Reap are refreshed on a daily basis.

How many operators does momondo search for flights from Australia to Siem Reap?

As of September 2026, there are 3 operators available to choose from for flights from Australia to Siem Reap.

How old do you have to be to fly from Australia to Siem Reap?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Australia to Siem Reap.

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

The travel and health documents required for your trip to Siem Reap can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Siem Reap. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$415 Cheap Flights from Australia to Siem Reap in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to Siem Reap

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Recent return flight deals from Australia to Siem Reap

Enter your travel dates to find the best prices.

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

$776Vietnam Airlines

Wed, 28 Oct - Wed, 11 Nov

11:15 - 18:20SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

11h 05m1 stop Ho Chi Minh City

18:40 - 09:50SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

11h 10m1 stop Ho Chi Minh City

$798Vietnam Airlines

Tue, 20 Oct - Tue, 27 Oct

11:15 - 18:20SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

11h 05m1 stop Ho Chi Minh City

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

32h 20m1 stop Ho Chi Minh City

$804Vietnam Airlines

Tue, 20 Oct - Wed, 28 Oct

15:15 - 17:10SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

29h 55m1 stop Hanoi Noibai

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

32h 20m1 stop Ho Chi Minh City

$806Vietnam Airlines

Mon, 19 Oct - Wed, 18 Nov

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

12h 40m1 stop Ho Chi Minh City

19:05 - 12:10SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

37h 05m2 stops Hanoi Noibai Singapore Changi

$964Multiple Airlines

Tue, 10 Nov - Sun, 15 Nov

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

12h 40m1 stop Ho Chi Minh City

19:05 - 10:00SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

34h 55m2 stops Hanoi Noibai Ho Chi Minh City

$964Multiple Airlines

Wed, 28 Oct - Wed, 11 Nov

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

12h 40m1 stop Ho Chi Minh City

15:10 - 09:50SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

14h 40m1 stop Ho Chi Minh City

$966Multiple Airlines

Sat, 7 Nov - Fri, 20 Nov

18:10 - 16:00BNE Brisbane-SAI Siem Reap–Angkor Intl

24h 50m1 stop Singapore Changi

10:45 - 19:45SAI Siem Reap–Angkor Intl-BNE Brisbane

30h 00m1 stop Singapore Changi

$1,015Singapore Airlines

Sat, 6 Feb - Wed, 24 Feb

18:10 - 16:00BNE Brisbane-SAI Siem Reap–Angkor Intl

24h 50m1 stop Singapore Changi

10:45 - 10:45SAI Siem Reap–Angkor Intl-BNE Brisbane

21h 00m1 stop Singapore Changi

$1,132Singapore Airlines

Tue, 10 Nov - Tue, 29 Dec

14:35 - 09:55BNE Brisbane-SAI Siem Reap–Angkor Intl

22h 20m1 stop Singapore Changi

16:50 - 07:15SAI Siem Reap–Angkor Intl-BNE Brisbane

11h 25m1 stop Singapore Changi

$1,188Singapore Airlines

Tue, 10 Nov - Tue, 29 Dec

Recent last minute flight deals from Australia to Siem Reap

Enter your travel dates to find the best prices.

00:30 - 13:15MEL Melbourne-SAI Siem Reap–Angkor Intl

15h 45m1 stop Ho Chi Minh City

22:35 - 22:35SAI Siem Reap–Angkor Intl-MEL Melbourne

21h 00m1 stop Ho Chi Minh City

$1,361Multiple Airlines

Thu, 3 Sep - Sat, 12 Sep

17:35 - 09:40ADL Adelaide-SAI Siem Reap–Angkor Intl

18h 35m1 stop Singapore Changi

10:30 - 07:25SAI Siem Reap–Angkor Intl-ADL Adelaide

18h 25m1 stop Singapore Changi

$1,425Singapore Airlines

Fri, 4 Sep - Fri, 11 Sep

21:45 - 18:20ADL Adelaide-SAI Siem Reap–Angkor Intl

23h 05m2 stops Melbourne Ho Chi Minh City

18:05 - 16:40SAI Siem Reap–Angkor Intl-ADL Adelaide

20h 05m2 stops Hanoi Noibai Sydney Kingsford Smith

$1,462Multiple Airlines

Fri, 4 Sep - Fri, 11 Sep

00:30 - 18:05MEL Melbourne-SAI Siem Reap–Angkor Intl

20h 35m2 stops Ho Chi Minh City Hanoi Noibai

19:10 - 22:15SAI Siem Reap–Angkor Intl-MEL Melbourne

24h 05m2 stops Ho Chi Minh City Hanoi Noibai

$1,470Multiple Airlines

Thu, 3 Sep - Sat, 12 Sep

00:30 - 18:05MEL Melbourne-SAI Siem Reap–Angkor Intl

20h 35m2 stops Ho Chi Minh City Hanoi Noibai

22:35 - 08:35SAI Siem Reap–Angkor Intl-MEL Melbourne

31h 00m1 stop Ho Chi Minh City

$1,486Multiple Airlines

Thu, 3 Sep - Sat, 12 Sep

17:35 - 09:40ADL Adelaide-SAI Siem Reap–Angkor Intl

18h 35m1 stop Singapore Changi

10:30 - 08:05SAI Siem Reap–Angkor Intl-ADL Adelaide

19h 05m2 stops Singapore Changi Melbourne

$1,536Singapore Airlines

Fri, 4 Sep - Fri, 11 Sep

07:45 - 17:10MEL Melbourne-SAI Siem Reap–Angkor Intl

36h 25m3 stops Kuala Lumpur Intl Ho Chi Minh City Hanoi Noibai

19:10 - 06:15SAI Siem Reap–Angkor Intl-MEL Melbourne

32h 05m2 stops Ho Chi Minh City Kuala Lumpur Intl

$1,642Multiple Airlines

Fri, 4 Sep - Sat, 12 Sep

07:45 - 11:10MEL Melbourne-SAI Siem Reap–Angkor Intl

30h 25m3 stops Kuala Lumpur Intl Ho Chi Minh City Bangkok Don Mueang Intl

11:55 - 06:15SAI Siem Reap–Angkor Intl-MEL Melbourne

39h 20m3 stops Bangkok Don Mueang Intl Ho Chi Minh City Kuala Lumpur Intl

$1,776Multiple Airlines

Fri, 4 Sep - Sat, 12 Sep

10:10 - 09:00ADL Adelaide-SAI Siem Reap–Angkor Intl

25h 20m3 stops Melbourne Kuala Lumpur Intl Bangkok Suvarnabhumi

12:55 - 07:00SAI Siem Reap–Angkor Intl-ADL Adelaide

15h 35m2 stops Bangkok Suvarnabhumi Kuala Lumpur Intl

$2,300Multiple Airlines

Fri, 4 Sep - Fri, 11 Sep

17:35 - 09:40ADL Adelaide-SAI Siem Reap–Angkor Intl

18h 35m1 stop Singapore Changi

09:40 - 07:00SAI Siem Reap–Angkor Intl-ADL Adelaide

18h 50m2 stops Bangkok Suvarnabhumi Kuala Lumpur Intl

$2,362Multiple Airlines

Fri, 4 Sep - Fri, 11 Sep

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Philippine Airlines flights from Australia to Region of Siem Reap

Our best Philippine Airlines deals on Australia to Region of Siem Reap flight tickets

Philippine Airlines

10 Nov

BNE11:35Brisbane

34h 10m

2 stops

SAI18:45Siem Reap–Angkor Intl

29 Dec

SAI19:25Siem Reap–Angkor Intl

35h 50m

2 stops

BNE10:15Brisbane

$2,056

Philippine Airlines

2 Oct

BNE11:20Brisbane

34h 35m

2 stops

SAI18:55Siem Reap–Angkor Intl

9 Oct

SAI19:35Siem Reap–Angkor Intl

59h 30m

2 stops

BNE10:05Brisbane

$2,071

Philippine Airlines

10 Nov

BNE11:35Brisbane

34h 10m

2 stops

SAI18:45Siem Reap–Angkor Intl

29 Dec

SAI19:25Siem Reap–Angkor Intl

35h 50m

2 stops

BNE10:15Brisbane

$2,162

Singapore Airlines flights from Australia to Region of Siem Reap

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

Singapore Airlines

6 Feb

BNE18:10Brisbane

24h 50m

1 stop

SAI16:00Siem Reap–Angkor Intl

24 Feb

SAI10:45Siem Reap–Angkor Intl

30h 00m

1 stop

BNE19:45Brisbane

$1,015

Singapore Airlines

10 Nov

BNE18:10Brisbane

24h 50m

1 stop

SAI16:00Siem Reap–Angkor Intl

29 Dec

SAI10:45Siem Reap–Angkor Intl

21h 00m

1 stop

BNE10:45Brisbane

$1,132

Singapore Airlines

10 Nov

BNE14:35Brisbane

22h 20m

1 stop

SAI09:55Siem Reap–Angkor Intl

29 Dec

SAI16:50Siem Reap–Angkor Intl

11h 25m

1 stop

BNE07:15Brisbane

$1,188

momondo Fare Finder

Use the filters below to find and compare flights from Australia to Siem Reap that are best for you.

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

Wed 28/10

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Wed 11/11

21:30-09:50

1 stop32h 20m

$776

Fastest return journey

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Tue 20/10

11:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Tue 27/10

18:40-09:50

1 stop11h 10m

$798

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Tue 20/10

11:15-18:20

1 stop11h 05m

Siem Reap–Angkor Intl

Wed 28/10

21:30-09:50

1 stop32h 20m

$804

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Mon 19/10

15:15-17:10

1 stop29h 55m

Siem Reap–Angkor Intl

Wed 18/11

21:30-09:50

1 stop32h 20m

$806

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Tue 10/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Sun 15/11

19:05-12:10

2 stops37h 05m

$964

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Wed 28/10

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Wed 11/11

19:05-10:00

2 stops34h 55m

$964

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Sat 7/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Fri 20/11

15:10-09:50

1 stop14h 40m

$966

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Sat 6/2

18:10-16:00

1 stop24h 50m

Siem Reap–Angkor Intl

Wed 24/2

10:45-19:45

1 stop30h 00m

$1,015

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Tue 10/11

18:10-16:00

1 stop24h 50m

Siem Reap–Angkor Intl

Tue 29/12

10:45-10:45

1 stop21h 00m

$1,132

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Tue 10/11

14:35-09:55

1 stop22h 20m

Siem Reap–Angkor Intl

Tue 29/12

16:50-07:15

1 stop11h 25m

$1,188

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 Australia 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

Other information

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

The cheapest month to fly to Region of Siem Reap from Australia is in August. Flight prices, which tend to average around $918, 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 Australia during November instead. Flights to Region of Siem Reap in November, while not as cheap as those in August, still average around $980.

Can stopping save me money on Australia to Region of Siem Reap flights?

You could potentially save up to 5% on your flight if you consider stops on a Australia to Region of Siem Reap flight.

Cheap Australia to Region of Siem Reap flight deals and tips

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

Best price found	$415
Fastest flight time	10h 45m
Direct flights	Tue, Wed and Sat
Airports in Region of Siem Reap	1 airport

The best one-way flight to Region of Siem Reap from Australia in the past 72 hours is $415. The best return flight deal from Australia to Region of Siem Reap found on momondo in the last 72 hours is $776.

The fastest flight from Australia to Region of Siem Reap takes 10h 45m

Direct flights go from Australia to Region of Siem Reap on Tuesday, Wednesday and Saturday. There are no airlines offering direct flights..

There is 1 airport in Region of Siem Reap. From Australia there are direct flights to Siem Reap–Angkor Intl (SAI).

Search flight deals

Frequently asked questions about flying from Australia to Siem Reap

When did momondo last update prices for flights from Australia to Siem Reap?
Prices for flights from Australia to Siem Reap are refreshed on a daily basis.
How many operators does momondo search for flights from Australia to Siem Reap?
As of September 2026, there are 3 operators available to choose from for flights from Australia to Siem Reap.
How old do you have to be to fly from Australia to Siem Reap?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Australia to Siem Reap.
What documentation or ID do you need to fly to Siem Reap?
The travel and health documents required for your trip to Siem Reap can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Siem Reap. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Australia to Region of Siem Reap

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

Airline	Rating	Free cancellation	Price
Singapore Airlines	PriceFrom $711	Free cancellation	Rating 8.2 1,593 reviews	Search Singapore Airlines flights
Vietnam Airlines	PriceFrom $775	Free cancellation	Rating 7.7 286 reviews	Search Vietnam Airlines flights
Virgin Australia	PriceFrom $1,062	Free cancellation	Rating 7.6 474 reviews	Search Virgin Australia flights

Why use momondo?

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

Finding the right flight to Siem Reap from Australia 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 Australia to Siem Reap with flexible booking policies on momondo?

Yes. All flights to Siem Reap from Australia on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search for Australia to Siem Reap 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 Australia to Siem Reap right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Siem Reap from Australia. 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.

An easier way to manage your Region of Siem Reap trip

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Cheap flights from Australia to Siem Reap from $415

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Siem Reap departing on 16/2. 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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Philippine Airlines flights from Australia to Region of Siem Reap

Our best Philippine Airlines deals on Australia to Region of Siem Reap flight tickets

Singapore Airlines flights from Australia to Region of Siem Reap

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

momondo Fare Finder

Use the filters below to find and compare flights from Australia to Siem Reap that are best for you.

See travel insights to Siem Reap from

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

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

Can stopping save me money on Australia to Region of Siem Reap flights?

What is the cheapest airline that flies from Australia to Siem Reap?

Which airlines fly to Region of Siem Reap?

How long is the flight from Australia to Region of Siem Reap?

Cheap Australia to Region of Siem Reap flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in Region of Siem Reap

Frequently asked questions about flying from Australia to Siem Reap

Best airlines flying from Australia to Region of Siem Reap

Compare and see reviews for airlines that fly from Australia 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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According to popular flight searches on momondo this year

Fly your favourite airline to Siem Reap

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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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