In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

What is the cheapest time of day to fly from SAI to SYD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Siem Reap to Sydney as you normally would.

Most accurate provider : When it comes to deals on Siem Reap-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Siem Reap-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Siem Reap-Sydney flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Siem Reap-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Siem Reap-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 vacation 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.

$313+ Cheap Flights from Siem Reap, Cambodia to Sydney

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1. Tell us where you want to go

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Cheap flight deals from Siem Reap to Sydney

Cheapest

Best

Last-minute

One-way

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 November 10, 2026.

Fri 12/257:05 pm -

2 stops34h 55m

Sun 1/1010:15 pm -

1 stop15h 00m

Deal found 11/9

$698

Thu 11/126:40 pm -

1 stop11h 20m

Mon 2/88:05 pm -

2 stops22h 45m

Deal found 11/7

$711

Mon 12/283:35 pm -

2 stops16h 35m

Sun 1/108:05 pm -

2 stops17h 10m

Deal found 11/6

$1,023

Mon 12/289:50 am -

1 stop22h 05m

Sun 1/103:25 pm -

1 stop21h 20m

Deal found 11/6

$1,309

Thu 11/129:05 pm -

3 stops32h 55m

Mon 2/811:15 am -

2 stops36h 50m

Deal found 11/7

$1,457

Best flights from Siem Reap to Sydney
Discover carefully curated flight deals from Siem Reap to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.

Fri 12/257:05 pm -

2 stops34h 55m

Sun 1/1010:15 pm -

1 stop15h 00m

Deal found 11/9

$698

Mon 12/289:50 am -

1 stop22h 05m

Sun 1/103:25 pm -

1 stop21h 20m

Deal found 11/6

$1,309

Fri 12/253:00 pm -

3 stops18h 15m

Sun 1/1011:50 am -

3 stops32h 20m

Deal found 11/9

$1,788

Mon 12/283:35 pm -

2 stops16h 35m

Sun 1/108:05 pm -

2 stops17h 10m

Deal found 11/6

$1,023

Last-minute flights from Siem Reap to Sydney
Discover last-minute flight deals from Siem Reap to Sydney. Data last updated November 10, 2026 and is based on user searches.

Thu 11/126:40 pm -

1 stop11h 20m

Mon 2/88:05 pm -

2 stops22h 45m

Deal found 11/7

$711

Thu 11/129:05 pm -

3 stops32h 55m

Mon 2/811:15 am -

2 stops36h 50m

Deal found 11/7

$1,457

Fri 12/257:05 pm -

2 stops34h 55m

Sun 1/1010:15 pm -

1 stop15h 00m

Deal found 11/9

$698

Mon 12/283:35 pm -

2 stops16h 35m

Sun 1/108:05 pm -

2 stops17h 10m

Deal found 11/6

$1,023

Mon 12/289:50 am -

1 stop22h 05m

Sun 1/103:25 pm -

1 stop21h 20m

Deal found 11/6

$1,309

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 November 10, 2026.

Sun 12/207:05 pm -

2 stops58h 55m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/9

$313

Sat 2/277:05 pm -

2 stops37h 05m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/8

$374

Thu 2/254:50 pm -

2 stops22h 00m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/8

$375

Tue 2/234:50 pm -

2 stops39h 20m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/8

$379

Mon 3/17:05 pm -

2 stops36h 25m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/8

$386

Wed 2/244:50 pm -

2 stops33h 40m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/8

$390

Fri 2/2610:00 am -

2 stops16h 30m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/8

$393

Sun 2/2810:00 am -

3 stops22h 10m

Wed 12/3112:00 am -

Nonstop0h 00m

Deal found 11/8

$412

Find flight deals from Siem Reap to Sydney

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$698 (Kiwi.com)
One-way from	$313 (VietJet Air)

Provider with most accurate pricing for Siem Reap–Angkor Intl-Sydney Kingsford Smith flight deals.

Search Deals

Provider most trusted by Cheapflights users for Siem Reap–Angkor Intl-Sydney Kingsford Smith flights.

Search Deals

From Siem Reap–Angkor Intl to Sydney Kingsford Smith

Search Deals

One-way flight from Siem Reap–Angkor Intl to Sydney Kingsford Smith

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Sun 12/20

7:05 pm-10:00 am

2 stops58h 55m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$313

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 2/23

4:50 pm-12:10 pm

2 stops39h 20m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$379

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Sat 2/27

9:10 pm-8:00 pm

1 stop18h 50m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$434

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Fri 2/26

9:30 pm-6:30 am

3 stops29h 00m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$470

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Fri 12/25

7:05 pm-10:00 am

2 stops34h 55m

Sydney Kingsford Smith

Sun 1/10

10:15 pm-9:15 am

1 stop15h 00m

$698

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Wed 2/24

5:55 pm-1:15 pm

3 stops39h 20m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$798

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Mon 3/1

5:05 pm-9:50 am

3 stops36h 45m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$842

Quickest round-trip

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Tue 2/23

3:00 pm-1:15 pm

3 stops18h 15m

Sydney Kingsford Smith

Wed 12/31

12:00 am-9:00 pm

Nonstop0h 00m

$999

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Mon 12/28

3:35 pm-12:10 pm

2 stops16h 35m

Sydney Kingsford Smith

Sun 1/10

8:05 pm-9:15 am

2 stops17h 10m

$1,023

Siem ReapSydney

SAI Siem Reap–Angkor Intl - SYD Sydney Kingsford Smith

SAISYD

Siem Reap–Angkor Intl

Mon 12/28

9:50 am-11:55 am

1 stop22h 05m

Sydney Kingsford Smith

Sun 1/10

3:25 pm-8:45 am

1 stop21h 20m

$1,309

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

Showing 1-10 of 11 resultsSorted by cheapest first

Compare providers for flights from Siem Reap to Sydney

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Siem Reap to Sydney in November.

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
eDreams	Price Accuracy2 stars	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Siem Reap-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Siem Reap-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Siem Reap-Sydney flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Siem Reap-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Siem Reap-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

SAI-SYD

Estimated round-trip 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

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 vacation 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.

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$313+ Cheap flights from Siem Reap, Cambodia (SAI) to Sydney (SYD)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/20. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Siem Reap to Sydney with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Siem Reap to Sydney

Cheapest flights from Siem Reap to SydneyExplore 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 November 10, 2026.

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 November 10, 2026.

Best flights from Siem Reap to SydneyDiscover carefully curated flight deals from Siem Reap to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.

Discover carefully curated flight deals from Siem Reap to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.

Last-minute flights from Siem Reap to SydneyDiscover last-minute flight deals from Siem Reap to Sydney. Data last updated November 10, 2026 and is based on user searches.

Discover last-minute flight deals from Siem Reap to Sydney. Data last updated November 10, 2026 and is based on user searches.

One-way flights from Siem Reap to SydneySearch for one-way flight options from Siem Reap to Sydney. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.

Search for one-way flight options from Siem Reap to Sydney. Find affordable one-way fares based on user searches. Data last updated November 10, 2026.

Find flight deals from Siem Reap to Sydney

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Most trusted provider

Round-trip from

One-way from

Cheapflights Fare Finder

Use the filters below to find and compare flights from Siem Reap to Sydney that are best for you.

Compare providers for flights from Siem Reap to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Siem Reap to Sydney in November.

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.

Related info for your journey

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

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

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

Traveling to a place near Sydney?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Complete your trip

Complete your trip to Sydney by adding a car rental and/or hotel reservation to your travel itinerary.

Search flights from Siem Reap to Sydney by cabin class

Find flights from Siem Reap to Sydney, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Siem Reap and Sydney flights

Browse other Siem Reap and Sydney flight options. Last updated on November 10, 2026.

Popular flight searches

Check out other popular destinations found by fellow travelers in 2026

Other flights to Sydney

Explore flights to Sydney departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on November 10, 2026.

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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 November 10, 2026.

Best flights from Siem Reap to Sydney
Discover carefully curated flight deals from Siem Reap to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 10, 2026.

Last-minute flights from Siem Reap to Sydney
Discover last-minute flight deals from Siem Reap to Sydney. Data last updated November 10, 2026 and is based on user searches.

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 November 10, 2026.