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Cheap flights from Brisbane to Siem Reap from $361

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 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
BNE — SAI
30 Mar — 6 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Brisbane to Siem Reap

Enter your travel dates to find the best prices.

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 28 February 2026.

Wed 29/400:05
BNE
-
SAI
2 stops21h 40m
Multiple Airlines
Sat 30/509:40
SAI
-
BNE
2 stops22h 10m
Multiple Airlines
Deal found 26/2$933
Tue 13/1018:10
BNE
-
SAI
1 stop24h 00m
Singapore Airlines
Tue 1/1210:45
SAI
-
BNE
1 stop17h 30m
Singapore Airlines
Deal found 27/2$958
Thu 30/423:30
BNE
-
SAI
2 stops21h 35m
VietJet Air
Sat 30/519:05
SAI
-
BNE
2 stops47h 25m
VietJet Air
Deal found 27/2$1,002
Thu 30/418:10
BNE
-
SAI
1 stop24h 00m
Singapore Airlines
Sat 30/510:30
SAI
-
BNE
1 stop27h 25m
Singapore Airlines
Deal found 28/2$1,015

Find flight deals from Brisbane to Siem Reap

Keep the following information in mind while searching for Brisbane to Siem Reap flight deals. Data was last updated 28 February 2026.

Round-trip from

$933

One-way from

$361

Popular in

April

Cheapest in

March

Average price

$925
29/4-30/5
  • 29/4-30/5
  • 4 total stops
  • 43h 50m total
  • Brisbane to Siem Reap
Search Deals
VietJet Air
  • VietJet Air
  • 11/3
  • 2 total stops
  • 21h 25m total
  • Brisbane to Siem Reap
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($287 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($126 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Brisbane to Siem Reap 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 28 February 2026.
Use the filters below to find and compare flights from Brisbane to Siem Reap that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Wed 29/4

00:05-18:45

2 stops21h 40m

Siem Reap–Angkor Intl

Sat 30/5

09:40-10:50

2 stops22h 10m

$933

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Thu 30/4

23:30-18:05

2 stops21h 35m

Siem Reap–Angkor Intl

Sat 30/5

19:05-21:30

2 stops47h 25m

$1,002

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Thu 30/4

18:10-15:10

1 stop24h 00m

Siem Reap–Angkor Intl

Sat 30/5

10:30-10:20

1 stop20h 50m

$1,058

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Sat 4/4

23:30-18:05

2 stops21h 35m

Siem Reap–Angkor Intl

Sat 11/4

19:05-21:30

2 stops47h 25m

$1,728

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Sun 29/3

14:45-09:40

1 stop21h 55m

Siem Reap–Angkor Intl

Sun 5/4

10:30-19:30

1 stop30h 00m

$1,825

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Fri 3/4

13:40-06:20

2 stops19h 40m

Siem Reap–Angkor Intl

Sun 12/4

22:35-21:30

1 stop19h 55m

$1,882

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Fri 3/4

23:30-18:05

2 stops45h 35m

Siem Reap–Angkor Intl

Mon 13/4

19:05-21:30

2 stops47h 25m

$2,073

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Fri 6/3

23:40-18:05

2 stops21h 25m

$386

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Sat 7/3

23:40-18:05

2 stops21h 25m

$412

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Mon 9/3

23:40-08:20

2 stops35h 40m

$429

Flights are sorted by cheapest return flights first.

Deals found on 24/2

Showing 1-10 of 16 resultsSorted by cheapest first
1
2

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.
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

What is the cheapest month to book a flight from Brisbane to Region of Siem Reap?

Currently, August is the cheapest month in which you can book a flight from Brisbane to Region of Siem Reap (average of $704). Flying from Brisbane to Region of Siem Reap in December is currently the most expensive (average of $1,386). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Siem Reap

Get insights into the airlines that provide service to Siem Reap. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Siem Reap. Reviews last updated 28 February 2026.
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
1,465 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.0

Comfort

8.0

Overall

8.2

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,465 reviews
Singapore Airlines
8.2
Very Good
1,465 reviews
Check prices

Crew

8.6

Food

7.8

Entertainment

8.0

Comfort

8.0

Overall

8.2

Boarding

8.3

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Related info for your journey

Find useful and relevant information for your journey from Brisbane to Siem Reap. 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 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 21h 35m. VietJet Air provides one of the quickest options available for as low as $1,002. There are 6948 km between Brisbane and Region of Siem Reap. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • 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.

  • What is the cheapest month to book a flight from Brisbane to Region of Siem Reap?

    Currently, August is the cheapest month in which you can book a flight from Brisbane to Region of Siem Reap (average of $704). Flying from Brisbane to Region of Siem Reap in December is currently the most expensive (average of $1,386). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Brisbane to Siem Reap

Discover the top airline that operate flights from Brisbane to Siem Reap. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 28 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$830Average$1,047FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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