Which airlines fly to Siem Reap?

Based on our data, the most popular airlines that fly to Siem Reap from Australia are Singapore Airlines, Vietnam Airlines and Virgin Australia. There may also be other airline options depending on where in Australia you’re flying from.

Singapore Airlines Flights to Siem Reap

Singapore Airlines operates around 4 flights into Siem Reap in any given week. The most common departure point for these flights was from Singapore Changi, with the best return Singapore Airlines deal found being $712 (Adelaide to Siem Reap). Users have rated Singapore Airlines 8.2/10 in over 1,585 reviews on momondo.

Vietnam Airlines Flights to Siem Reap

Vietnam Airlines flights to Siem Reap can start from as low as $784 (return, from Melbourne, found in the last 72 hours). Over 6 flights that Vietnam Airlines operates to Siem Reap in a normal week, prices can vary significantly. The most popular Vietnam Airlines flight to Siem Reap is from Ho Chi Minh City. Vietnam Airlines has been rated 7.7/10 by momondo users, in 286 reviews.

How long does it take to fly to Siem Reap?

The average flight duration from Australia to Siem Reap depends on which airport you fly into and out of. Flying from Sydney Kingsford Smith to Siem Reap–Angkor Intl is 12h 40m on average, while flying from Melbourne to Siem Reap–Angkor Intl is 10h 15m on average. Siem Reap–Angkor Intl is the most popular airport in Siem Reap.

$321 Cheap Flights to Siem Reap in 2026

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One-way

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Direct

Cheap return flights

Enter your travel dates to find the best prices.

05:15 - 15:00PER Perth-SAI Siem Reap–Angkor Intl

10h 45m1 stop Kuala Lumpur Intl

15:45 - 04:30SAI Siem Reap–Angkor Intl-PER Perth

11h 45m1 stop Kuala Lumpur Intl

$734Multiple Airlines

Tue, 2 Feb - Tue, 2 Mar

05:15 - 15:00PER Perth-SAI Siem Reap–Angkor Intl

10h 45m1 stop Kuala Lumpur Intl

10:10 - 04:30SAI Siem Reap–Angkor Intl-PER Perth

17h 20m1 stop Kuala Lumpur Intl

$734Multiple Airlines

Tue, 2 Feb - Mon, 1 Mar

00:50 - 19:40MEL Melbourne-SAI Siem Reap–Angkor Intl

22h 50m1 stop Hanoi Noibai

20:30 - 22:50SAI Siem Reap–Angkor Intl-MEL Melbourne

22h 20m1 stop Hanoi Noibai

$742Vietnam Airlines

Wed, 11 Nov - Tue, 1 Dec

00:50 - 19:40MEL Melbourne-SAI Siem Reap–Angkor Intl

22h 50m1 stop Hanoi Noibai

20:30 - 22:50SAI Siem Reap–Angkor Intl-MEL Melbourne

22h 20m1 stop Hanoi Noibai

$743Vietnam Airlines

Wed, 11 Nov - Tue, 1 Dec

05:15 - 15:00PER Perth-SAI Siem Reap–Angkor Intl

10h 45m1 stop Kuala Lumpur Intl

10:10 - 04:30SAI Siem Reap–Angkor Intl-PER Perth

17h 20m1 stop Kuala Lumpur Intl

$762Multiple Airlines

Tue, 2 Feb - Mon, 1 Mar

11:50 - 20:30SYD Sydney Kingsford Smith-SAI Siem Reap–Angkor Intl

12h 40m1 stop Ho Chi Minh City

21:30 - 09:50SAI Siem Reap–Angkor Intl-SYD Sydney Kingsford Smith

32h 20m1 stop Ho Chi Minh City

$770Vietnam Airlines

Wed, 11 Nov - Sat, 21 Nov

16:20 - 09:55MEL Melbourne-SAI Siem Reap–Angkor Intl

21h 35m1 stop Singapore Changi

10:45 - 12:10SAI Siem Reap–Angkor Intl-MEL Melbourne

21h 25m1 stop Singapore Changi

$1,100Singapore Airlines

Sat, 31 Oct - Sun, 8 Nov

16:20 - 09:55MEL Melbourne-SAI Siem Reap–Angkor Intl

21h 35m1 stop Singapore Changi

10:45 - 12:10SAI Siem Reap–Angkor Intl-MEL Melbourne

21h 25m1 stop Singapore Changi

$1,105Singapore Airlines

Sat, 31 Oct - Sun, 8 Nov

14:35 - 09:55BNE Brisbane-SAI Siem Reap–Angkor Intl

22h 20m1 stop Singapore Changi

10:45 - 16:55SAI Siem Reap–Angkor Intl-BNE Brisbane

27h 10m1 stop Singapore Changi

$1,121Singapore Airlines

Tue, 10 Nov - Tue, 29 Dec

18:35 - 09:55ADL Adelaide-SAI Siem Reap–Angkor Intl

18h 50m1 stop Singapore Changi

16:50 - 15:10SAI Siem Reap–Angkor Intl-ADL Adelaide

18h 50m2 stops Singapore Changi Melbourne

$2,341Virgin Australia

Fri, 25 Dec - Sat, 2 Jan

Cheap last-minute flights

Enter your travel dates to find the best prices.

23:15 - 13:55PER Perth-SAI Siem Reap–Angkor Intl

15h 40m2 stops Kuala Lumpur Intl Phnom Penh Techo Intl

15:35 - 05:50SAI Siem Reap–Angkor Intl-PER Perth

13h 15m1 stop Kuala Lumpur Intl

$1,133Multiple Airlines

Fri, 28 Aug - Mon, 31 Aug

06:25 - 15:10PER Perth-SAI Siem Reap–Angkor Intl

9h 45m1 stop Singapore Changi

17:55 - 17:10SAI Siem Reap–Angkor Intl-PER Perth

46h 15m3 stops Phnom Penh Techo Intl Bangkok Suvarnabhumi Singapore Changi

$1,196Multiple Airlines

Fri, 28 Aug - Mon, 31 Aug

06:25 - 15:10PER Perth-SAI Siem Reap–Angkor Intl

9h 45m1 stop Singapore Changi

10:30 - 23:55SAI Siem Reap–Angkor Intl-PER Perth

12h 25m1 stop Singapore Changi

$1,207Singapore Airlines

Fri, 28 Aug - Mon, 31 Aug

17:45 - 14:50ADL Adelaide-SAI Siem Reap–Angkor Intl

23h 35m2 stops Perth Kuala Lumpur Intl

15:35 - 10:20SAI Siem Reap–Angkor Intl-ADL Adelaide

16h 15m2 stops Kuala Lumpur Intl Perth

$1,287Multiple Airlines

Sat, 29 Aug - Sat, 5 Sep

06:20 - 08:45ADL Adelaide-SAI Siem Reap–Angkor Intl

28h 55m3 stops Perth Singapore Changi Ho Chi Minh City

22:35 - 10:35SAI Siem Reap–Angkor Intl-ADL Adelaide

33h 30m3 stops Ho Chi Minh City Singapore Changi Melbourne

$1,297Multiple Airlines

Sat, 29 Aug - Sat, 5 Sep

17:45 - 18:05ADL Adelaide-SAI Siem Reap–Angkor Intl

26h 50m3 stops Perth Kuala Lumpur Intl Hanoi Noibai

15:35 - 10:20SAI Siem Reap–Angkor Intl-ADL Adelaide

16h 15m2 stops Kuala Lumpur Intl Perth

$1,300Multiple Airlines

Sat, 29 Aug - Sat, 5 Sep

23:50 - 09:40BNE Brisbane-SAI Siem Reap–Angkor Intl

12h 50m1 stop Singapore Changi

10:30 - 16:55SAI Siem Reap–Angkor Intl-BNE Brisbane

27h 25m1 stop Singapore Changi

$1,431Singapore Airlines

Sat, 29 Aug - Sun, 13 Sep

17:35 - 09:40ADL Adelaide-SAI Siem Reap–Angkor Intl

18h 35m1 stop Singapore Changi

10:30 - 16:20SAI Siem Reap–Angkor Intl-ADL Adelaide

51h 20m1 stop Singapore Changi

$1,455Singapore Airlines

Sat, 29 Aug - Sat, 5 Sep

23:50 - 09:40BNE Brisbane-SAI Siem Reap–Angkor Intl

12h 50m1 stop Singapore Changi

10:30 - 10:20SAI Siem Reap–Angkor Intl-BNE Brisbane

20h 50m1 stop Singapore Changi

$1,523Singapore Airlines

Sat, 29 Aug - Sun, 13 Sep

23:50 - 09:40BNE Brisbane-SAI Siem Reap–Angkor Intl

12h 50m1 stop Singapore Changi

10:30 - 10:20SAI Siem Reap–Angkor Intl-BNE Brisbane

20h 50m1 stop Singapore Changi

$1,532Singapore Airlines

Sat, 29 Aug - Sun, 13 Sep

Fly from

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

PerthSiem Reap

PER Perth - SAI Siem Reap–Angkor Intl

PERSAI

Perth

Tue 2/2

05:15-15:00

1 stop10h 45m

Siem Reap–Angkor Intl

Tue 2/3

15:45-04:30

1 stop11h 45m

$734

PerthSiem Reap

PER Perth - SAI Siem Reap–Angkor Intl

PERSAI

Perth

Tue 2/2

05:15-15:00

1 stop10h 45m

Siem Reap–Angkor Intl

Mon 1/3

10:10-04:30

1 stop17h 20m

$734

MelbourneSiem Reap

MEL Melbourne - SAI Siem Reap–Angkor Intl

MELSAI

Melbourne

Wed 11/11

00:50-19:40

1 stop22h 50m

Siem Reap–Angkor Intl

Tue 1/12

20:30-22:50

1 stop22h 20m

$742

MelbourneSiem Reap

MEL Melbourne - SAI Siem Reap–Angkor Intl

MELSAI

Melbourne

Wed 11/11

00:50-19:40

1 stop22h 50m

Siem Reap–Angkor Intl

Tue 1/12

20:30-22:50

1 stop22h 20m

$743

PerthSiem Reap

PER Perth - SAI Siem Reap–Angkor Intl

PERSAI

Perth

Tue 2/2

05:15-15:00

1 stop10h 45m

Siem Reap–Angkor Intl

Mon 1/3

10:10-04:30

1 stop17h 20m

$762

SydneySiem Reap

SYD Sydney Kingsford Smith - SAI Siem Reap–Angkor Intl

SYDSAI

Sydney Kingsford Smith

Wed 11/11

11:50-20:30

1 stop12h 40m

Siem Reap–Angkor Intl

Sat 21/11

21:30-09:50

1 stop32h 20m

$770

MelbourneSiem Reap

MEL Melbourne - SAI Siem Reap–Angkor Intl

MELSAI

Melbourne

Sat 31/10

16:20-09:55

1 stop21h 35m

Siem Reap–Angkor Intl

Sun 8/11

10:45-12:10

1 stop21h 25m

$1,100

MelbourneSiem Reap

MEL Melbourne - SAI Siem Reap–Angkor Intl

MELSAI

Melbourne

Sat 31/10

16:20-09:55

1 stop21h 35m

Siem Reap–Angkor Intl

Sun 8/11

10:45-12:10

1 stop21h 25m

$1,105

BrisbaneSiem Reap

BNE Brisbane - SAI Siem Reap–Angkor Intl

BNESAI

Brisbane

Tue 10/11

14:35-09:55

1 stop22h 20m

Siem Reap–Angkor Intl

Tue 29/12

10:45-16:55

1 stop27h 10m

$1,121

AdelaideSiem Reap

ADL Adelaide - SAI Siem Reap–Angkor Intl

ADLSAI

Adelaide

Fri 25/12

18:35-09:55

1 stop18h 50m

Siem Reap–Angkor Intl

Sat 2/1

16:50-15:10

2 stops18h 50m

$2,341

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Siem Reap flights insights and trends

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Prices

Other information

What is the cheapest month to fly to Siem Reap?

The cheapest month to fly to Siem Reap from Australia is in June. Flight prices, which tend to average around $865, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of June, then book flights to Siem Reap from Australia during November instead. Flights to Siem Reap in November, while not as cheap as those in June, still average around $945.

Cheapest flights to Siem Reap–Angkor Intl

Find the cheapest flights to Siem Reap–Angkor Intl from your nearest city or airport

Find flights from Sydney to Siem Reap

CHEAPEST MONTH TO FLY TO SIEM REAP FROM SYDNEY	June	22% cheaper	Flying from Sydney to Siem Reap costs on average just $865 in June
MOST EXPENSIVE MONTH TO FLY TO SIEM REAP FROM SYDNEY	December	59% more expensive	It costs about $1,744 for flights to Siem Reap from Sydney in December
MOST POPULAR MONTH TO FLY TO SIEM REAP FROM SYDNEY	October	433% more users visited	More momondo users searched in flights to Siem Reap from Sydney in October 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	$321
Best Round-Trip Price	$734
Fastest flight time	13h 40m
Popular in	July

The best one-way flight price to Siem Reap from Australia in the last 5 days is $321 (Perth to Siem Reap–Angkor Intl).

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The best return flight price to Siem Reap from Australia in the last 5 days is $734 (Perth to Siem Reap–Angkor Intl).

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The fastest flight to Siem Reap from Australia takes 13h 40m (Perth to Siem Reap–Angkor Intl).

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July has the highest demand for flights to Siem Reap, with a 5% price increase on average.

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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?

As of August 2026, there are 6 operators available to choose from 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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Popular Flights to Siem Reap

Melbourne to Siem Reap–Angkor Intl Flightsfrom $534

Sydney Kingsford Smith to Siem Reap–Angkor Intl Flightsfrom $556

Brisbane to Siem Reap–Angkor Intl Flightsfrom $742

Adelaide to Siem Reap–Angkor Intl Flightsfrom $797

Perth to Siem Reap–Angkor Intl Flightsfrom $525

Coolangatta Gold Coast to Siem Reap–Angkor Intl Flightsfrom $841

Cairns to Siem Reap–Angkor Intl Flightsfrom $1,100

$321 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 13/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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What is the cheapest month to fly to Siem Reap?

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Cheapest flights to Siem Reap–Angkor Intl

Find the cheapest flights to Siem Reap–Angkor Intl from your nearest city or airport

Cheap Siem Reap flight deals and tips

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Popular in

Frequently asked questions about flying to Siem Reap

Why use momondo?

An easier way to manage your Siem Reap–Angkor Intl trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Siem Reap

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Cabin classes currently available on flights to Siem Reap

List of cabin classes available on flights landing in Siem Reap. Availability may vary depending on flight origin and airline.

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