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Cheap flights from Adelaide to Phnom Penh from $451

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 15/8. Fares are subject to change and may not be available on all flights or dates of travel.
ADL — PNH
20 Jul — 27 Jul1
1 adult

Cheapflights Tip: The best prices from Adelaide to Phnom Penh Pochentong are usually found in February or June, booked 53 days in advance, depart on a Tuesday or Sunday and return on a Monday

Cheap flight deals from Adelaide to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Adelaide (ADL) to Phnom Penh (PNH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 15 July 2025.

Round-trip from

$895

One-way from

$451

Popular in

January

Cheapest in

February

Average price

$1,113
27/8-3/9
  • 27/8-3/9
  • 5 total stops
  • 69h 55m total
  • Adelaide to Phnom Penh
15/8
  • 15/8
  • 2 total stops
  • 31h 50m total
  • Adelaide to Phnom Penh
Highest demand for flights based on searches. 15% potential increase in price ($316 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($70 potential savings vs. average return price).
Average for round-trip flights in July 2025

Find flight deals from Adelaide to Phnom Penh

Cheapest flights from Adelaide to Phnom Penh
Explore the most affordable flight options available from Adelaide to Phnom Penh. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 July 2025.

Wed 27/807:15ADL - PNH
3 stops37h 30mMultiple Airlines
Wed 3/909:50PNH - ADL
2 stops32h 25mMultiple Airlines
Deal found 13/7$895
Thu 28/809:50ADL - PNH
1 stop26h 40mMalaysia Airlines
Thu 4/911:10PNH - ADL
1 stop17h 20mMalaysia Airlines
Deal found 14/7$1,070
Wed 27/809:10ADL - PNH
1 stop30h 30mSingapore Airlines
Wed 3/909:35PNH - ADL
1 stop28h 15mSingapore Airlines
Deal found 13/7$1,093
Fri 10/1012:15ADL - PNH
2 stops32h 35mCathay Pacific
Mon 10/1111:45PNH - ADL
2 stops26h 30mCathay Pacific
Deal found 13/7$1,201

Cheapflights Fare Finder

Customise your flight search to find flights from Adelaide to Phnom Penh 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 15 July 2025.
Use the filters below to find and compare flights from Adelaide to Phnom Penh that are best for you.

Fly from

Adelaide

Fly to

Phnom Penh

Route

Depart

Return

Price

AdelaidePhnom Penh

ADL - PNH

ADLPNH

Adelaide

Wed 27/8

07:15-18:15

3 stops37h 30m

Phnom Penh Pochentong

Wed 3/9

09:50-20:45

2 stops32h 25m

$895

AdelaidePhnom Penh

ADL - PNH

ADLPNH

Adelaide

Thu 28/8

09:50-10:00

1 stop26h 40m

Phnom Penh Pochentong

Thu 4/9

11:10-07:00

1 stop17h 20m

$1,070

AdelaidePhnom Penh

ADL - PNH

ADLPNH

Adelaide

Wed 27/8

09:10-13:10

1 stop30h 30m

Phnom Penh Pochentong

Wed 3/9

09:35-16:20

1 stop28h 15m

$1,093

AdelaidePhnom Penh

ADL - PNH

ADLPNH

Adelaide

Fri 10/10

12:15-17:20

2 stops32h 35m

Phnom Penh Pochentong

Mon 10/11

11:45-17:45

2 stops26h 30m

$1,201

AdelaidePhnom Penh

ADL - PNH

ADLPNH

Adelaide

Fri 15/8

11:10-16:30

2 stops31h 50m

$451

AdelaidePhnom Penh

ADL - PNH

ADLPNH

Adelaide

Fri 15/8

09:50-10:00

1 stop26h 40m

$564

AdelaidePhnom Penh

ADL - PNH

ADLPNH

Adelaide

Mon 15/12

18:35-18:35

1 stop27h 30m

$1,549

Flights are sorted by cheapest return flights first.

Deals found on 13/7

Best time to book a flight from Adelaide to Phnom Penh

Have a flexible travel schedule? Discover the best time to fly to Phnom Penh from Adelaide 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 Adelaide to Phnom Penh

How far ahead should I book a flight from Adelaide to Phnom Penh?

Use this chart to determine the optimal time to book a return flight from Adelaide to Phnom Penh. Price data was last updated on 11 July 2025.

To ensure you get the cheapest price possible for a flight from Adelaide to Phnom Penh, you should look to book at least 53 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Adelaide to Phnom Penh?

Currently, February is the cheapest month in which you can book a flight from Adelaide to Phnom Penh (average of $524). Flying from Adelaide to Phnom Penh in December is currently the most expensive (average of $1,054). 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.

What is the cheapest time of day to fly from ADL to PNH?

Find hourly flight availability from Adelaide to Phnom Penh. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 July 2025.

It’s optimal to fly from Adelaide to Phnom Penh at midday. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the afternoon.

Reviews of airlines servicing Phnom Penh

Get insights into the airlines that provide service to Phnom Penh. 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 Phnom Penh. Reviews last updated 15 July 2025.
Read through reviews of airlines operating flights from Adelaide to Phnom Penh, such as Singapore Airlines, Cathay Pacific, andMalaysia Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.6

Food

7.7

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Crew

8.6

Food

7.7

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Crew

8.6

Food

7.7

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Crew

8.6

Food

7.7

Overall

8.1

Boarding

8.2

Comfort

7.9

Entertainment

8.0

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

Related info for your journey

Find useful and relevant information for your journey from Adelaide to Phnom Penh. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Adelaide to Phnom Penh round-trip?

    Currently priced at $1,070, Malaysia Airlines will fly you from Adelaide to Phnom Penh and back. In addition to Malaysia Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Singapore Airlines and Cathay Pacific - these airlines can fly you to your destination from $1,093 and $1,201, respectively. Malaysia Airlines is 7% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Adelaide to Phnom Penh that include hotel bookings?

    Yes. In addition to deals on Adelaide to Phnom Penh flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Adelaide to Phnom Penh?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Adelaide to Phnom Penh.

  • Can I find deals for business class flights from Adelaide to Phnom Penh?

    Yes. Cheapflights offers flight deals from Adelaide to Phnom Penh 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 Adelaide to Phnom Penh?

    Currently, February is the cheapest month in which you can book a flight from Adelaide to Phnom Penh (average of $524). Flying from Adelaide to Phnom Penh in December is currently the most expensive (average of $1,054). 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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Fly from Adelaide to Phnom Penh on these airlines

Choose from the following airlines for your flight from Adelaide to Phnom Penh. Flights are based on user searches made on Cheapflights and were last updated on 15 July 2025.

Top 5 airlines flying from Adelaide to Phnom Penh

Discover the top 5 airlines that operate flights from Adelaide to Phnom Penh. 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 15 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Singapore AirlinesCheapest$736Average$1,118FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest$745Average$1,077FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China SouthernCheapest$929Average$1,090FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Cathay PacificCheapest$1,026Average$1,277FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Virgin AustraliaCheapest$1,113Average$1,399FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

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How does Cheapflights help users find flights from Adelaide to Phnom Penh?

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Can Cheapflights find flights from Adelaide to Phnom Penh with no change fees?

Need flexible booking options for your flight to Phnom Penh from Adelaide? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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