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Cheap flights from Siem Reap to Sydney from $483

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 20/6. Fares are subject to change and may not be available on all flights or dates of travel.
SAI — SYD
30 May — 6 Jun1
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 April 2026.

Mon 15/619:40
SAI
-
SYD
1 stop32h 40m
Multiple Airlines
Tue 15/913:00
SYD
-
SAI
2 stops23h 15m
Multiple Airlines
Deal found 27/4$905
Mon 5/1015:35
SAI
-
SYD
1 stop25h 00m
Multiple Airlines
Mon 19/1021:50
SYD
-
SAI
1 stop21h 00m
Multiple Airlines
Deal found 25/4$1,217
Mon 28/1216:00
SAI
-
SYD
1 stop12h 05m
Multiple Airlines
Mon 4/121:50
SYD
-
SAI
1 stop21h 10m
Multiple Airlines
Deal found 28/4$1,226
Mon 28/1217:05
SAI
-
SYD
3 stops36h 45m
Vietnam Airlines
Mon 4/111:50
SYD
-
SAI
2 stops33h 05m
Vietnam Airlines
Deal found 29/4$1,626

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 April 2026.

Round-trip from

$905

One-way from

$483
15/6-15/9
  • 15/6-15/9
  • 3 total stops
  • 55h 55m total
  • Siem Reap to Sydney
Search Deals
20/6
  • 20/6
  • 1 total stop
  • 29h 45m total
  • Siem Reap to Sydney
Search Deals

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 April 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 return flight

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Mon 15/6

19:40-07:20

1 stop32h 40m

Sydney Kingsford Smith

Tue 15/9

13:00-09:15

2 stops23h 15m

$905

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Mon 1/6

19:05-10:10

2 stops36h 05m

Sydney Kingsford Smith

Mon 3/8

20:35-14:50

2 stops21h 15m

$993
Fastest return journey

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Mon 5/10

15:35-20:35

1 stop25h 00m

Sydney Kingsford Smith

Mon 19/10

21:50-14:50

1 stop21h 00m

$1,217
Cheapest one-way
Fastest single journey

Siem ReapSydney

SAI - SYD

SAISYD

Siem Reap–Angkor Intl

Sat 20/6

22:35-07:20

1 stop29h 45m

$483

Flights are sorted by cheapest return flights first.

Deals found on 30/4

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
Terrigal
Lithgow
Cronulla
Manly
Bondi Beach
Leura
Randwick
Coogee

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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.
Phnom Penh to Sydney flights
Siem Reap to Sydney flights

Fly with Cheapflights

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

Cheapflights helps you search for flights from Siem Reap to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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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