How long is the flight from Brisbane to Region of Siem Reap?

A quick flight from Brisbane to Region of Siem Reap can take about 18h 45m. Singapore Airlines provides one of the quickest options available for as low as $1,072. There are 6948 km between Brisbane and Region of Siem Reap.

In terms of precipitation, rainfall in Region of Siem Reap ranges from 0.0 - 260.0 inches per month. September is typically the wettest month, when rainfall can reach 260.0 mm. January is typically the driest time to visit Region of Siem Reap when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Region of Siem Reap, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 24.0 C).

What is the cheapest time of day to fly from BNE to SI?

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

What airport do you fly from for flights from Brisbane to Siem Reap?

Brisbane (BNE), located 12.3 km from the city centre, is the airport you fly out of when you book flights from Brisbane to Siem Reap.

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

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

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

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

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

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

$457+ Cheap Flights from Brisbane to Siem Reap

Cheap flight deals from Brisbane to Siem Reap

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Brisbane to Siem Reap
Explore the most affordable flight options available from Brisbane to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Tue 10/1114:35 -

1 stop28h 25m

Tue 29/1210:45 -

1 stop17h 30m

Deal found 3/11$1,699

Sat 19/1207:20 -

2 stops16h 10m

Sat 26/1216:50 -

1 stop13h 45m

Deal found 4/11$1,901

Tue 10/1111:10 -

3 stops59h 55m

Tue 29/1221:05 -

3 stops32h 55m

Deal found 31/10$2,151

Mon 9/1100:15 -

2 stops21h 15m

Tue 29/1209:55 -

2 stops18h 05m

Deal found 2/11$2,515

Find flight deals from Brisbane to Siem Reap

Round-trip from	$1,072
One-way from	$457
Popular in	November
Cheapest in	August
Average price	$1,639

Singapore Airlines
15/2-11/3
2 total stops
36h 15m total
Brisbane to Siem Reap

Search Deals

Singapore Airlines
25/2-31/12
1 total stop
22h 20m total
Brisbane to Siem Reap

Search Deals

Highest demand for flights based on searches. 3% potential increase in price ($82 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($34 potential savings vs. average return price).

Search Deals

Average for round-trip flights in November 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Thu 25/2

14:35-09:55

1 stop22h 20m

Siem Reap–Angkor Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

$457

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Thu 25/2

23:40-16:10

3 stops19h 30m

Siem Reap–Angkor Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

$559

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Mon 18/1

07:15-09:15

2 stops29h 00m

Siem Reap–Angkor Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

$567

Fastest return journey

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Thu 3/12

07:20-20:30

2 stops16h 10m

Siem Reap–Angkor Intl

Wed 31/12

00:00-03:00

Nonstop0h 00m

$908

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Mon 15/2

18:10-09:55

1 stop18h 45m

Siem Reap–Angkor Intl

Thu 11/3

10:45-07:15

1 stop17h 30m

$1,072

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Mon 15/2

18:10-09:55

1 stop18h 45m

Siem Reap–Angkor Intl

Thu 11/3

19:05-22:10

2 stops24h 05m

$1,194

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Thu 8/4

18:10-09:40

1 stop18h 30m

Siem Reap–Angkor Intl

Sat 17/4

10:30-16:55

1 stop27h 25m

$3,036

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Mon 5/4

18:10-09:40

1 stop18h 30m

Siem Reap–Angkor Intl

Thu 22/4

10:30-16:55

1 stop27h 25m

$3,036

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Wed 7/4

18:10-09:40

1 stop18h 30m

Siem Reap–Angkor Intl

Thu 22/4

10:30-16:55

1 stop27h 25m

$3,036

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Fri 9/4

23:30-18:05

2 stops45h 35m

Siem Reap–Angkor Intl

Wed 21/4

19:05-21:30

2 stops23h 25m

$6,511

Flights are sorted by cheapest return flights first.

Deals found on 1/11

Showing 1-10 of 12 resultsSorted by cheapest first

Best time to book a flight from Brisbane to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Brisbane with our price prediction graph.

BNE-SAI

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 Brisbane to Siem Reap

BNE-KHSI

BNE-SAI

How much does it cost for a return flight from Brisbane to Region of Siem Reap?

Airfare is below average for this route at the moment.

Brisbane to Region of Siem Reap flights typically cost between $1,629 and $1,639 in February.
The cheapest return price found within the last 5 days was $1,072 on Singapore Airlines (15 Feb–11 Mar).

Reviews of airlines servicing Siem Reap

Read reviews from past customers who have flown with Singapore Airlines from Brisbane to Siem Reap. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Singapore Airlines

8.2

Very Good

1,635 reviews

Singapore Airlines

8.2

Very Good

1,635 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Related info for your journey

What airport do you fly from for flights from Brisbane to Siem Reap?
Brisbane (BNE), located 12.3 km from the city centre, is the airport you fly out of when you book flights from Brisbane to Siem Reap.
How long is the flight from Brisbane to Region of Siem Reap?
A quick flight from Brisbane to Region of Siem Reap can take about 18h 45m. Singapore Airlines provides one of the quickest options available for as low as $1,072. There are 6948 km between Brisbane and Region of Siem Reap.
Can I find deals for flights from Brisbane to Siem Reap that include hotel bookings?
Yes. In addition to deals on Brisbane to Siem Reap flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Brisbane to Siem Reap?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Brisbane to Siem Reap.
Can I find deals for business class flights from Brisbane to Siem Reap?
Yes. Cheapflights offers flight deals from Brisbane to Siem Reap 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

Browse thousands of different options on Cheapflights for your next trip

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Coolangatta to Siem Reap flights

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Brisbane to Krong Preah Sihanouk flights

Top airline flying from Brisbane to Siem Reap

Airline	Cheapest	Average	Flexibility	On-time
Singapore Airlines	Cheapest$900	Average$1,560	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Brisbane to Siem Reap. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Brisbane to Siem Reap for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Siem Reap from Brisbane shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Brisbane to Siem Reap flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Brisbane to Siem Reap from $457

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/2. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Brisbane to Siem Reap

Cheapest flights from Brisbane to Siem ReapExplore the most affordable flight options available from Brisbane to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Explore the most affordable flight options available from Brisbane to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Best flights from Brisbane to Siem ReapDiscover carefully curated flight deals from Brisbane to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Discover carefully curated flight deals from Brisbane to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Last-minute flights from Brisbane to Siem ReapDiscover last-minute flight deals from Brisbane to Siem Reap. Data last updated 4 November 2026 and is based on user searches.

Discover last-minute flight deals from Brisbane to Siem Reap. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Brisbane to Siem ReapSearch for one-way flight options from Brisbane to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Search for one-way flight options from Brisbane to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Find flight deals from Brisbane to Siem Reap

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Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Brisbane to Siem Reap

Have a flexible travel schedule? Discover the best time to fly to Siem Reap from Brisbane with our price prediction graph.

Cheapflights Insights

How much does it cost for a return flight from Brisbane to Region of Siem Reap?

Airfare is below average for this route at the moment.

Brisbane to Region of Siem Reap flights typically cost between $1,629 and $1,639 in February.The cheapest return price found within the last 5 days was $1,072 on Singapore Airlines (15 Feb–11 Mar).

Reviews of airlines servicing Siem Reap

Read reviews from past customers who have flown with Singapore Airlines from Brisbane to Siem Reap. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Brisbane to Siem Reap?

How long is the flight from Brisbane to Region of Siem Reap?

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

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

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

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.

Alternative routes for Brisbane to Siem Reap

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Siem Reap by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Brisbane to Siem Reap by cabin class

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

Brisbane and Siem Reap flights

Browse other Brisbane and Siem Reap flight options. Last updated on 4 November 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Top airline flying from Brisbane to Siem Reap

Fly with Cheapflights

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

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

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

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

100% Free

Book with flexibility

Travel Smart

Cheapest flights from Brisbane to Siem Reap
Explore the most affordable flight options available from Brisbane to Siem Reap. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 November 2026.

Best flights from Brisbane to Siem Reap
Discover carefully curated flight deals from Brisbane to Siem Reap that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 November 2026.

Last-minute flights from Brisbane to Siem Reap
Discover last-minute flight deals from Brisbane to Siem Reap. Data last updated 4 November 2026 and is based on user searches.

One-way flights from Brisbane to Siem Reap
Search for one-way flight options from Brisbane to Siem Reap. Find affordable one-way fares based on user searches. Data last updated 4 November 2026.

Brisbane to Region of Siem Reap flights typically cost between $1,629 and $1,639 in February.
The cheapest return price found within the last 5 days was $1,072 on Singapore Airlines (15 Feb–11 Mar).