How do I get Price Alerts for flights from Siem Reap to Sydney?

You can take advantage of momondo’s Price Alerts by first searching for your flights to Siem Reap from Sydney . Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from Siem Reap to Sydney with momondo?

Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore” . Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

How does momondo find its flight prices?

We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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

Prices for flights from Siem Reap–Angkor Intl Airport to Sydney Kingsford Smith Airport were last updated today.

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

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 Siem Reap–Angkor Intl 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 required for your trip to Sydney Kingsford Smith Airport 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 Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$497 Cheap Flights from Siem Reap to Sydney in 2026/27

Find the cheapest flights from Siem Reap to Sydney

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

19:05 - 09:20SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

34h 15m2 stops Hanoi Noibai Ho Chi Minh City

10:15 - 18:05SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

34h 50m2 stops Ho Chi Minh City Hanoi Noibai

$1,043VietJet Air

Tue, 30 Mar - Tue, 6 Apr

19:05 - 09:20SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

34h 15m2 stops Hanoi Noibai Ho Chi Minh City

14:10 - 16:25SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

29h 15m3 stops Guangzhou Baiyun Hanoi Noibai Luang Prabang

$1,137Multiple Airlines

Tue, 30 Mar - Tue, 6 Apr

19:05 - 09:20SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

34h 15m2 stops Hanoi Noibai Ho Chi Minh City

20:35 - 09:40SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

16h 05m1 stop Singapore Changi

$1,360Multiple Airlines

Tue, 30 Mar - Tue, 6 Apr

16:00 - 09:20SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

13h 20m1 stop Ho Chi Minh City

22:15 - 09:15SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

14h 00m1 stop Kuala Lumpur Intl

$1,435Multiple Airlines

Tue, 30 Mar - Tue, 6 Apr

12:55 - 12:30SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

19h 35m3 stops Bangkok Suvarnabhumi Kuala Lumpur Intl Melbourne

10:30 - 09:00SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

25h 30m3 stops Melbourne Kuala Lumpur Intl Bangkok Suvarnabhumi

$2,365Multiple Airlines

Tue, 30 Mar - Tue, 6 Apr

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Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 30/3

19:05-09:20

2 stops34h 15m

Sydney Kingsford Smith

Tue 6/4

10:15-18:05

2 stops34h 50m

$1,043

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 30/3

19:05-09:20

2 stops34h 15m

Sydney Kingsford Smith

Tue 6/4

14:10-16:25

3 stops29h 15m

$1,137

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 30/3

19:05-09:20

2 stops34h 15m

Sydney Kingsford Smith

Tue 6/4

20:35-09:40

1 stop16h 05m

$1,360

Fastest return journey

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 30/3

16:00-09:20

1 stop13h 20m

Sydney Kingsford Smith

Tue 6/4

22:15-09:15

1 stop14h 00m

$1,435

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 30/3

12:55-12:30

3 stops19h 35m

Sydney Kingsford Smith

Tue 6/4

10:30-09:00

3 stops25h 30m

$2,365

Cheapest one-way

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 16/3

10:20-11:30

1 stop21h 10m

$497

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 16/3

10:00-12:10

2 stops22h 10m

$548

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Sun 28/2

18:55-18:50

2 stops43h 55m

$554

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Sun 28/2

22:25-11:50

3 stops33h 25m

$591

Fastest single journey

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Sun 28/2

10:00-07:10

1 stop17h 10m

$652

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 resultsSorted by cheapest first

When to book flights from Siem Reap to Sydney

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

Estimated return price

Cheap Siem Reap to Sydney (SAI to SYD) flight deals and tips

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

Best price found	$497
Fastest flight time	34h 15m
Direct flights	None

The best one-way flight to Sydney from Siem Reap in the past 72 hours is $497. The best return flight deal from Siem Reap to Sydney found on momondo in the last 72 hours is $1,043.

The fastest flight from Siem Reap to Sydney takes 34h 15m

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

Search flight deals

Frequently asked questions about flying from Siem Reap to Sydney

How far is Siem Reap–Angkor Intl to Sydney Kingsford Smith by plane?
The distance between Siem Reap–Angkor Intl and Sydney Kingsford Smith is about 7251.8 km. In terms of flight time, this usually takes a little over 34h 15m.
When did momondo last update prices for flights from Siem Reap–Angkor Intl Airport to Sydney Kingsford Smith Airport?
Prices for flights from Siem Reap–Angkor Intl Airport to Sydney Kingsford Smith Airport were last updated today.
How old do you have to be to fly from Siem Reap–Angkor Intl Airport to Sydney Kingsford Smith Airport?
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 Siem Reap–Angkor Intl 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 required for your trip to Sydney Kingsford Smith Airport 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 Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Siem Reap to Sydney

How do I get Price Alerts for flights from Siem Reap to Sydney?
You can take advantage of momondo’s Price Alerts by first searching for your flights to Siem Reap from Sydney. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from Siem Reap to Sydney with momondo?
Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.
How does momondo find its flight prices?
We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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Why use momondo?

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

Finding the right flight to Sydney from Siem Reap 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 Sydney quick and easy, saving you time and money.

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

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

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

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 Sydney from Siem Reap.

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

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