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Cheap flights from Siem Reap to Sydney from $467

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 28/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — SYD
16 Apr — 23 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 17 March 2026.

Tue 28/415:35
SAI
-
SYD
2 stops48h 50m
Multiple Airlines
Deal found 13/3$467
Sat 25/415:35
SAI
-
SYD
3 stops41h 10m
Multiple Airlines
Deal found 12/3$528
Fri 24/421:10
SAI
-
SYD
3 stops55h 50m
China Eastern
Deal found 15/3$538
Thu 9/415:35
SAI
-
SYD
1 stop13h 45m
Multiple Airlines
Deal found 13/3$571
Fri 24/411:55
SAI
-
SYD
2 stops17h 45m
Multiple Airlines
Deal found 15/3$599
Sun 19/415:15
SAI
-
SYD
2 stops49h 20m
Multiple Airlines
Deal found 15/3$626

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 17 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

Sat 25/4

15:35-11:45

3 stops41h 10m

$528

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Tue 28/4

15:35-19:35

1 stop25h 00m

$533

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Fri 24/4

21:10-08:00

3 stops55h 50m

$538

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Sun 19/4

15:15-19:35

2 stops49h 20m

$626
Fastest single journey

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Fri 24/4

15:35-08:20

1 stop13h 45m

$628

Flights are sorted by cheapest return flights first.

Deals found on 12/3

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.

Cheapflights Insights

Everything you need to know about your flight from Siem Reap to Sydney
No data available for this route at this time. Please check back soon.

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.

  • What airport do you fly into for flights to Sydney from Siem Reap?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Siem Reap.

  • 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.

See more FAQs

Travelling to a place near Sydney?

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

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Alternative routes for Siem Reap to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Siem Reap to Sydney flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Siem Reap to Sydney?

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

Millions of users choose and trust Cheapflights to book the best flight deals from Siem Reap to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Sydney from Siem Reap? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights 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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