Cheap Flights from Adelaide to Siem Reap Angkor

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Flight deals from Adelaide to Siem Reap Angkor

Looking for a cheap last-minute deal or the best round-trip flight from Adelaide Airport to Siem Reap Angkor Airport? If you want to travel next month, round-trip fares start from $806. Find the lowest prices on one-way and round-trip tickets right here.

Siem Reap.$806 per passenger.Departing Wed, Jun 10, returning Wed, Jun 24.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Wed, Jun 10, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Wed, Jun 24, arriving in Adelaide.Price includes taxes and charges.From $806, select.

Siem Reap.$808 per passenger.Departing Thu, Mar 4, returning Thu, Mar 18.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Thu, Mar 4, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Thu, Mar 18, arriving in Adelaide.Price includes taxes and charges.From $808, select.

Siem Reap.$809 per passenger.Departing Mon, Feb 1, returning Mon, Feb 22.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Mon, Feb 1, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Mon, Feb 22, arriving in Adelaide.Price includes taxes and charges.From $809, select.

Siem Reap.$847 per passenger.Departing Tue, Jan 12, returning Wed, Feb 3.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Tue, Jan 12, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Wed, Feb 3, arriving in Adelaide.Price includes taxes and charges.From $847, select.

Siem Reap.$887 per passenger.Departing Thu, Jan 14, returning Tue, Jan 26.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Thu, Jan 14, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Tue, Jan 26, arriving in Adelaide.Price includes taxes and charges.From $887, select.

Siem Reap.$1,208 per passenger.Departing Fri, Sep 18, returning Sun, Oct 4.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Fri, Sep 18, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Sun, Oct 4, arriving in Adelaide.Price includes taxes and charges.From $1,208, select.

Siem Reap.$1,215 per passenger.Departing Mon, Jul 13, returning Thu, Jul 23.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Mon, Jul 13, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Thu, Jul 23, arriving in Adelaide.Price includes taxes and charges.From $1,215, select.

Siem Reap.$1,230 per passenger.Departing Fri, Dec 25, returning Sat, Jan 2.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Fri, Dec 25, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Sat, Jan 2, arriving in Adelaide.Price includes taxes and charges.From $1,230, select.

Siem Reap.$1,230 per passenger.Departing Tue, Dec 15, returning Thu, Dec 24.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Tue, Dec 15, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Thu, Dec 24, arriving in Adelaide.Price includes taxes and charges.From $1,230, select.

Siem Reap.$1,646 per passenger.Departing Fri, May 8, returning Fri, May 15.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Fri, May 8, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Fri, May 15, arriving in Adelaide.Price includes taxes and charges.From $1,646, select.

Siem Reap.$1,780 per passenger.Departing Tue, Jun 23, returning Thu, Jul 16.Round-trip flight with Singapore Airlines.Outbound indirect flight with Singapore Airlines, departing from Adelaide on Tue, Jun 23, arriving in Siem Reap Angkor.Inbound indirect flight with Singapore Airlines, departing from Siem Reap Angkor on Thu, Jul 16, arriving in Adelaide.Price includes taxes and charges.From $1,780, select.

Find the cheapest month to fly from Adelaide to Siem Reap Angkor

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Adelaide to Siem Reap Angkor flights are currently cheapest in June.

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Adelaide to Siem Reap Angkor: Alternative routes

Compare routes from Adelaide to Siem Reap below. You may find an airport to fly into that's cheaper, faster, or easier than Siem Reap Angkor.

Siem Reap Angkor

41km from central Siem Reap

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from $806

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Adelaide to Siem Reap: Flight information

The things to know before you go.

Cheapest flight found	$806
Cheapest month to fly	June

Finding cheap flights from Adelaide to Siem Reap Angkor: Frequently asked questions

How much are round-trip flights from Adelaide to Siem Reap Angkor?

The best price we found for a round-trip flight from Adelaide to Siem Reap Angkor is $806. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.

Which airlines fly direct from Adelaide to Siem Reap Angkor?

Currently, there are no airlines that fly direct from Adelaide to Siem Reap Angkor. But we found flights with one or more stops from $806.

How many flights are there a week from Adelaide to Siem Reap Angkor?

There are no flights flying from Adelaide to Siem Reap Angkor, as of May 2026.

When is the cheapest time to fly from Adelaide to Siem Reap Angkor?

The cheapest month to fly from Adelaide to Siem Reap Angkor is usually June.

Which upcoming date is cheapest to fly from Adelaide Airport to Siem Reap Angkor Airport on?

After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Adelaide Airport to Siem Reap Angkor Airport on Wednesday, June 10, 2026.

Can I get a direct flight from Adelaide Airport to Siem Reap Angkor Airport?

No airlines currently offer direct flights between Adelaide Airport and Siem Reap Angkor Airport. Most routes have one or more stops.

How can I find the best flight deal to Siem Reap Angkor?

We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Siem Reap Angkor but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.

When is the best time to book flights to Siem Reap?

We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Siem Reap is around 40 days in advance, so don’t leave your flight to the last minute.

Which is the cheapest airline to fly with from Adelaide Airport to Siem Reap Angkor?

Currently, Singapore Airlines offers the cheapest flight tickets to Siem Reap Angkor.

Traveling from Adelaide Airport (ADL) to Siem Reap-Ankor International Airport (SAI): what you need to know

Siem Reap is three hours 30 minutes behind Adelaide and observes the UTC+7 timezone.
For a stress-free journey, arrive at the airport two hours ahead of international flights and an hour before domestic departures. This way, you'll have plenty of time to board your ADL to SAI flight.
Flying during a peak month such as January? School holidays and other high seasons can result in longer queues at security. Play it safe and get there up to four hours ahead of an international flight and two hours before a domestic departure.
Opt for a stopover if you'd like to break up your flight. Simply uncheck 'Direct flights only' to see your options for tickets from Adelaide Airport to Siem Reap-Ankor International Airport. Changi International Airport is a popular stopover on the ADL to SAI route.

How to find the cheapest flights from Adelaide Airport (ADL) to Siem Reap-Ankor International Airport (SAI)

The cheapest price we've found for a one-way Adelaide Airport to Siem Reap-Ankor International Airport flight is $353. A return plane ticket right now is $806. Depending on the availability and when you book, these fares could change.
To find cheap tickets from ADL to SAI, book ahead. Airlines tend to offer their most competitively priced fares when flights are first made available.
If you're flexible with your travel plans, try using the 'Whole month' search function. It'll show you the lowest price in every month when looking for a flight from Adelaide Airport to Siem Reap-Ankor International Airport.
There's no need to check back in every day to see if fares have gone down when you set up a Price Alert. We'll send you an update as soon as the price changes on cheap flights from ADL to SAI.
Tailor your flights with filters. Choose your preferred departure and arrival times, airlines and total journey duration. You can also sort results by 'Cheapest,' 'Fastest' or 'Best' flights from Adelaide Airport to Siem Reap-Ankor International Airport.

Handy information about Adelaide Airport (ADL)

Of the departures from Adelaide Airport, 75.6% land on schedule at their destination.
To reach Adelaide Airport from central Adelaide, it'll take around 15 minutes if you're traveling by car. This depends on traffic, however. It's approximately 8 kilometers from the airport to the city center.
The journey when using public transport typically takes 50 minutes.
Booked an early flight from Adelaide Airport to Siem Reap-Ankor International Airport? Avoid the stress of rushing to the airport (and sneak in some extra snooze time) by picking one of these stays close to ADL:

Arriving at Siem Reap-Ankor International Airport (SAI)

Consider checking in to Chansor Community Homestay 18 after touching down from your Adelaide Airport to Siem Reap-Ankor International Airport flight. It's not too far from SAI and a good choice if you're eager to freshen up right away.

Getting from Siem Reap-Ankor International Airport (SAI) to central Siem Reap

Siem Reap-Ankor International Airport to central Siem Reap has a drive time of around 1 hour. It's approximately 48 kilometers away.

When to fly to Siem Reap-Ankor International Airport (SAI)

April is the most popular month for flights from Adelaide Airport to Siem Reap-Ankor International Airport. For smaller crowds, visit Siem Reap in April.
Book your flight from Adelaide Airport to Siem Reap-Ankor International Airport for March if you'd like to visit Siem Reap during its warmest month. Expect temperatures of between 22ºC (72ºF) and 38ºC (100ºF).
January sees average temperatures of between 18ºC (64ºF) and 33ºC (91ºF). Look for cheap tickets from ADL to SAI sometime then if you'd rather travel in cooler conditions.

Explore more of Cambodia

Siem Reap is always a good idea, but there are so many other corners of Cambodia waiting to be discovered. Around 225 kilometers south-east of Siem Reap, a trip to Phnom Penh will keep you on the move. Start with leading sights like Royal Palace, Tuol Sleng Genocide Museum and Wat Phnom.
Around 306 kilometers south of Siem Reap, Sihanoukville is another favorite stop in Cambodia. Experience the best of this destination with a visit to Ochheuteal Beach, Wat Leu Temple and Wat Krom Temple.