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Cheap flights from Siem Reap to Sydney from $803

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — SYD
1 Mar — 8 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Siem Reap to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Siem Reap to Sydney
Explore the most affordable flight options available from Siem Reap to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 January 2026.

Wed 4/319:05
SAI
-
SYD
2 stops31h 10m
Multiple Airlines
Tue 17/313:35
SYD
-
SAI
2 stops22h 45m
Multiple Airlines
Deal found 28/1$803
Tue 3/218:50
SAI
-
SYD
2 stops31h 35m
Multiple Airlines
Sat 7/222:15
SYD
-
SAI
1 stop14h 05m
Multiple Airlines
Deal found 28/1$1,092

Find flight deals from Siem Reap to Sydney

Keep the following information in mind while searching for Siem Reap to Sydney flight deals. Data was last updated 30 January 2026.

Round-trip from

$782
3/3-16/3
  • 3/3-16/3
  • 4 total stops
  • 55h 35m total
  • Siem Reap to Sydney
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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 30 January 2026.
Use the filters below to find and compare flights from Siem Reap to Sydney that are best for you.

Fly from

Siem Reap

Fly to

Sydney

Route

Depart

Return

Price

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Wed 4/3

19:05-09:15

3 stops34h 10m

Sydney Kingsford Smith

Tue 17/3

13:35-08:20

2 stops22h 45m

$803

Flights are sorted by cheapest return flights first.

Deals found on 28/1

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
Manly
Katoomba
Terrigal
Lithgow
Leura
Coogee
Cronulla
Randwick
Bondi Beach

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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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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?

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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