Look for other cheap flights to Siem Reap–Angkor Intl

$338 Cheap flights to Siem Reap

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Siem Reap departing on 16/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Australia to Siem Reap

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
20:50 - 09:15
PER
-
SAI
13h 25m
1 stop
Multiple Airlines Logo
10:10 - 04:30
SAI
-
PER
17h 20m
1 stop
$745Multiple Airlines
Sun, 18 Oct - Sun, 25 Oct
Multiple Airlines Logo
23:15 - 14:50
PER
-
SAI
16h 35m
1 stop
Multiple Airlines Logo
15:35 - 05:50
SAI
-
PER
13h 15m
1 stop
$864Multiple Airlines
Wed, 22 Jul - Tue, 28 Jul
Multiple Airlines Logo
17:20 - 14:50
PER
-
SAI
22h 30m
1 stop
Multiple Airlines Logo
15:35 - 05:50
SAI
-
PER
13h 15m
1 stop
$865Multiple Airlines
Thu, 23 Jul - Thu, 30 Jul
Multiple Airlines Logo
13:25 - 09:20
SYD
-
SAI
23h 55m
2 stops
Multiple Airlines Logo
18:50 - 11:30
SAI
-
SYD
12h 40m
1 stop
$867Multiple Airlines
Tue, 10 Nov - Tue, 24 Nov
Vietnam Airlines Logo
10:35 - 08:45
MEL
-
SAI
25h 10m
1 stop
Vietnam Airlines Logo
18:05 - 22:15
SAI
-
MEL
25h 10m
1 stop
$880Vietnam Airlines
Thu, 27 Aug - Sat, 12 Sep
Vietnam Airlines Logo
10:35 - 21:05
MEL
-
SAI
13h 30m
1 stop
Vietnam Airlines Logo
22:35 - 08:35
SAI
-
MEL
31h 00m
1 stop
$889Vietnam Airlines
Fri, 21 Aug - Tue, 1 Sep
VietJet Air Logo
10:15 - 18:05
SYD
-
SAI
34h 50m
2 stops
VietJet Air Logo
19:05 - 07:20
SAI
-
SYD
33h 15m
2 stops
$909VietJet Air
Thu, 3 Sep - Sat, 12 Sep
Singapore Airlines Logo
09:10 - 15:55
BNE
-
SAI
33h 45m
1 stop
Singapore Airlines Logo
10:45 - 10:45
SAI
-
BNE
21h 00m
1 stop
$1,029Singapore Airlines
Wed, 4 Nov - Wed, 18 Nov
VietJet Air Logo
23:40 - 18:05
BNE
-
SAI
45h 25m
2 stops
VietJet Air Logo
19:05 - 22:10
SAI
-
BNE
24h 05m
2 stops
$1,031VietJet Air
Wed, 4 Nov - Wed, 18 Nov
Singapore Airlines Logo
18:10 - 09:40
BNE
-
SAI
18h 30m
1 stop
Singapore Airlines Logo
10:45 - 10:45
SAI
-
BNE
21h 00m
1 stop
$1,058Singapore Airlines
Fri, 17 Jul - Fri, 30 Oct

momondo Fare Finder

 
Locate flights to Siem Reap–Angkor Intl that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 27 June 2026.
Use the filters below to find and compare flights to Siem Reap that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

PerthSiem Reap

PER - SAI

PERSAI

Perth

Sun 18/10

20:50-09:15

1 stop13h 25m

Siem Reap–Angkor Intl

Sun 25/10

10:10-04:30

1 stop17h 20m

$745
Fastest return journey

PerthSiem Reap

PER - SAI

PERSAI

Perth

Wed 22/7

23:15-14:50

1 stop16h 35m

Siem Reap–Angkor Intl

Tue 28/7

15:35-05:50

1 stop13h 15m

$864

PerthSiem Reap

PER - SAI

PERSAI

Perth

Thu 23/7

17:20-14:50

1 stop22h 30m

Siem Reap–Angkor Intl

Thu 30/7

15:35-05:50

1 stop13h 15m

$865

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Tue 10/11

13:25-09:20

2 stops23h 55m

Siem Reap–Angkor Intl

Tue 24/11

18:50-11:30

1 stop12h 40m

$867

MelbourneSiem Reap

MEL - SAI

MELSAI

Melbourne

Thu 27/8

10:35-08:45

1 stop25h 10m

Siem Reap–Angkor Intl

Sat 12/9

18:05-22:15

1 stop25h 10m

$880

MelbourneSiem Reap

MEL - SAI

MELSAI

Melbourne

Fri 21/8

10:35-21:05

1 stop13h 30m

Siem Reap–Angkor Intl

Tue 1/9

22:35-08:35

1 stop31h 00m

$889

SydneySiem Reap

SYD - SAI

SYDSAI

Sydney Kingsford Smith

Thu 3/9

10:15-18:05

2 stops34h 50m

Siem Reap–Angkor Intl

Sat 12/9

19:05-07:20

2 stops33h 15m

$909

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Wed 4/11

09:10-15:55

1 stop33h 45m

Siem Reap–Angkor Intl

Wed 18/11

10:45-10:45

1 stop21h 00m

$1,029

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Wed 4/11

23:40-18:05

2 stops45h 25m

Siem Reap–Angkor Intl

Wed 18/11

19:05-22:10

2 stops24h 05m

$1,031

BrisbaneSiem Reap

BNE - SAI

BNESAI

Brisbane

Fri 17/7

18:10-09:40

1 stop18h 30m

Siem Reap–Angkor Intl

Fri 30/10

10:45-10:45

1 stop21h 00m

$1,058

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Siem Reap from

Siem Reap flights insights and trends

Explore insights for your Siem Reap flight to craft the best travel plan

What is the cheapest month to fly to Siem Reap?

The cheapest month to fly to Siem Reap from Australia is in August. Flight prices, which tend to average around $861, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of August, then book flights to Siem Reap from Australia during June instead. Flights to Siem Reap in June, while not as cheap as those in August, still average around $897.

Cheapest flights to Siem Reap–Angkor Intl

Find the cheapest flights to Siem Reap–Angkor Intl from your nearest city or airport
CHEAPEST MONTH TO FLY TO SIEM REAP FROM SYDNEYAugust27% cheaperFlying from Sydney to Siem Reap costs on average just $861 in August
MOST EXPENSIVE MONTH TO FLY TO SIEM REAP FROM SYDNEYDecember51% more expensiveIt costs about $1,789 for flights to Siem Reap from Sydney in December
MOST POPULAR MONTH TO FLY TO SIEM REAP FROM SYDNEYDecember525% more users visitedMore momondo users searched in flights to Siem Reap from Sydney in December than any other month

Cheap Siem Reap flight deals and tips

Summary info about Siem Reap flight prices, duration and airlines

Best One-Way Price

$338

Best Round-Trip Price

$745

Fastest flight time

12h 45m

Popular in

July
The best one-way flight price to Siem Reap from Australia in the last 5 days is $338 (Perth to Siem Reap–Angkor Intl).
The best round-trip flight price to Siem Reap from Australia in the last 5 days is $745 (Perth to Siem Reap–Angkor Intl).
The fastest flight to Siem Reap from Australia takes 12h 45m (Melbourne to Siem Reap–Angkor Intl).
July has the highest demand for flights to Siem Reap, with a 0% price increase on average.

Frequently asked questions about flying to Siem Reap

When did momondo last update prices for flights to Siem Reap–Angkor Intl Airport?

Prices for flights to Siem Reap–Angkor Intl Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Siem Reap–Angkor Intl Airport?

How old do you have to be to fly to Siem Reap–Angkor Intl Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel to Siem Reap–Angkor Intl Airport.

What documentation or ID do you need to fly to Siem Reap–Angkor Intl Airport?

The necessary travel and health documents for your Siem Reap–Angkor Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal to Siem Reap?

It is quick and easy to find flights to Siem Reap on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Siem Reap that suits you.

Can I find flights to Siem Reap with flexible booking policies on momondo?

Yes. All flights to Siem Reap on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Siem Reap?

Once you have performed a search for flights to Siem Reap, momondo helps you find the right flight by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight to Siem Reap right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Siem Reap. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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1 adult
Mon 27/7
Mon 3/8

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