Cheap flights from Siem Reap, Cambodia to Sydney from $394

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — SYD
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Siem Reap to Sydney

Enter your travel dates to find the best prices.

One-way flights from Siem Reap to Sydney
Search for one-way flight options from Siem Reap to Sydney. Find affordable one-way fares based on user searches. Data last updated 11 March 2026.

Tue 24/321:30
SAI
-
SYD
2 stops34h 50m
Multiple Airlines
Deal found 8/3$394
Wed 25/318:50
SAI
-
SYD
2 stops37h 30m
Multiple Airlines
Deal found 8/3$408
Thu 26/310:00
SAI
-
SYD
2 stops22h 20m
Multiple Airlines
Deal found 8/3$428
Sun 29/319:05
SAI
-
SYD
2 stops37h 40m
Multiple Airlines
Deal found 8/3$431
Sat 28/321:30
SAI
-
SYD
2 stops35h 15m
Multiple Airlines
Deal found 8/3$433
Mon 23/321:30
SAI
-
SYD
2 stops34h 50m
Multiple Airlines
Deal found 8/3$436
Fri 13/318:50
SAI
-
SYD
2 stops34h 25m
Multiple Airlines
Deal found 10/3$446
Fri 24/415:35
SAI
-
SYD
3 stops41h 10m
Multiple Airlines
Deal found 10/3$502

Cheapflights Fare Finder

 
Customise your flight search to find flights from Siem Reap to Sydney that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 11 March 2026.
Use the filters below to find and compare flights from Siem Reap to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest one-way

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Fri 13/3

18:50-09:15

2 stops34h 25m

$446

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Tue 24/3

21:30-08:05

1 stop30h 35m

$477

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Wed 25/3

18:50-08:05

1 stop33h 15m

$491

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Fri 27/3

18:30-08:05

1 stop33h 35m

$529

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Sat 25/4

15:15-19:20

2 stops25h 05m

$561
Fastest single journey

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Fri 24/4

15:35-08:20

1 stop13h 45m

$615

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Sun 12/4

18:30-11:45

2 stops38h 15m

$633

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Sat 11/4

15:35-11:45

3 stops41h 10m

$646

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Mon 23/3

17:05-09:50

3 stops36h 45m

$801

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Sat 28/3

19:50-13:15

3 stops37h 25m

$1,328

Flights are sorted by cheapest return flights first.

Deals found on 10/3

Sorted by cheapest first

Best time to book a flight from Siem Reap to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Siem Reap with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Siem Reap to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • Can I find deals for flights from Siem Reap to Sydney that include hotel bookings?

    Yes. In addition to deals on Siem Reap to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Siem Reap to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Siem Reap to Sydney.

  • Can I find deals for business class flights from Siem Reap to Sydney?

    Yes. Cheapflights offers flight deals from Siem Reap to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Manly
Katoomba
Terrigal
Lithgow
Bondi Beach
Coogee
Cronulla
Leura
Randwick

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Why should you use Cheapflights to find cheap flight tickets from Siem Reap to Sydney?

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Can Cheapflights find flights from Siem Reap to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Siem Reap to Sydney with no change fees.

Can Cheapflights notify me if prices for flights from Siem Reap to Sydney become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Siem Reap today and book when prices fit your budget.

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