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Cheap flights from Perth to Phnom Penh from $220

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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
PER — PNH
20 Apr — 27 Apr1
1 adult

Cheapflights Tip: The best prices from Perth to Phnom Penh Pochentong are usually found in February or March, booked 5 days in advance, depart on a Monday or Tuesday and return on a Wednesday

Cheap flight deals from Perth to Phnom Penh

Discover tips and strategies to find the most affordable flight options for your journey from Perth (PER) 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 April 2025.

Round-trip from

$442

One-way from

$220

Popular in

December

Cheapest in

February

Average price

$1,012
15/5-21/5
  • 15/5-21/5
  • 2 total stops
  • 38h 15m total
  • Perth to Phnom Penh
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10/5
  • 10/5
  • 1 total stop
  • 21h 55m total
  • Perth to Phnom Penh
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($367 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease ($70 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Perth to Phnom Penh

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

Thu 15/520:30PER - PNH
1 stop21h 55mMultiple Airlines
Wed 21/511:10PNH - PER
1 stop16h 20mMultiple Airlines
Deal found 14/4$442
Tue 29/702:10PER - PNH
1 stop8h 50mMalaysia Airlines
Wed 13/811:10PNH - PER
1 stop13h 00mMalaysia Airlines
Deal found 14/4$600
Thu 15/508:45PER - PNH
1 stop16h 30mPhilippine Airlines
Tue 20/501:15PNH - PER
1 stop29h 10mPhilippine Airlines
Deal found 14/4$741
Thu 29/513:10PER - PNH
2 stops35h 05mChina Eastern
Wed 4/600:10PNH - PER
2 stops38h 25mChina Eastern
Deal found 14/4$2,809

Cheapflights Fare Finder

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

Fly from

Perth

Fly to

Phnom Penh

Route

Depart

Return

Price

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Thu 15/5

20:30-17:25

1 stop21h 55m

Phnom Penh Pochentong

Wed 21/5

11:10-04:30

1 stop16h 20m

$442

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Tue 13/5

02:10-10:00

1 stop8h 50m

Phnom Penh Pochentong

Wed 21/5

11:10-01:10

1 stop13h 00m

$613

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Sat 24/5

08:45-00:15

1 stop16h 30m

Phnom Penh Pochentong

Sat 31/5

01:15-07:25

1 stop29h 10m

$739

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Sat 24/5

10:50-23:15

2 stops37h 25m

Phnom Penh Pochentong

Sat 31/5

00:10-21:35

2 stops44h 25m

$2,670

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Sat 10/5

20:30-17:25

1 stop21h 55m

$220

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Sun 1/6

02:10-17:25

1 stop16h 15m

$386

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Mon 21/4

00:25-20:00

2 stops44h 35m

$815

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Fri 18/4

16:20-08:50

1 stop17h 30m

$1,072

PerthPhnom Penh

PER - PNH

PERPNH

Perth

Sun 20/4

12:25-23:15

2 stops35h 50m

$2,651

Flights are sorted by cheapest return flights first.

Deals found on 14/4

Best time to book a flight from Perth to Phnom Penh

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

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

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

The best time to book flights from Perth to Phnom Penh is 5 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Perth to Phnom Penh (average of $523). Flying from Perth to Phnom Penh in December is currently the most expensive (average of $1,067). 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 PER to PNH?

Find hourly flight availability from Perth 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 April 2025.

It’s optimal to fly from Perth to Phnom Penh in the evening. By choosing this option you can save up to 8% on the cost of your flight, compared to a flight at midday.

Rainfall in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Phnom Penh ranges from 0.0 - 250.0 inches per month. October is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Phnom Penh when rainfall is around 0.0 mm.

Temperature in Phnom Penh by month

Plan your trip to Phnom Penh by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Phnom Penh, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 25.0 C).

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 April 2025.
Thai Airways
7.7
Good
323 reviews
Check prices

Crew

8.3

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Thai Airways
7.7
Good
323 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Crew

8.3

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Vietnam Airlines
7.6
Good
194 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Crew

8.3

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Malaysia Airlines
7.3
Good
253 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Crew

8.3

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
Philippine Airlines
7.2
Good
855 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Crew

8.3

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight
China Eastern
7.2
Good
143 reviews
Thai Airways
7.7
Good
323 reviews
Check prices

Crew

8.3

Entertainment

6.8

Food

7.3

Overall

7.7

Comfort

7.5

Boarding

7.8

Reviews

1 / 17
10.0
Excellent

ROBERT,Nov 2024

SGN - BKK

Very professional crew and food were excellent and seats were comfortable. Good choice on screen and relaxed flight

Related info for your journey

Find useful and relevant information for your journey from Perth 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 Perth to Phnom Penh round-trip?

    According to our current data, Malaysia Airlines ($613), Philippine Airlines ($741), and China Eastern ($2,809) offers the cheapest pricing from Perth to Phnom Penh. Malaysia Airlines is priced at 30% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Perth to Phnom Penh one-way?

    For one-way options, check prices for Malaysia Airlines. According to our data, you can fly for as low as $386. Users have also found prices from $815 and $1,072 on Vietnam Airlines and Thai Airways, respectively.

  • Where are the most common stopover locations when flying from Perth to Phnom Penh?

    Flights departing from Perth and landing in Phnom Penh stopover in Singapore most frequently.

  • What are some popular things to do or see while on a stopover in Singapore?

    Most Singapore visitors opt to spend their time experiencing Sentosa, Merlion, and Boat Quay. Sentosa, Merlion, and Boat Quay can be accessed by travelling approximately 21.6 km, 16.9 km, and 17.3 km, respectively from Singapore Changi. Travellers can rent a car at Singapore Changi for an average daily rate of $136 to make sightseeing during their stopover a little easier.

  • Where are the least popular stopover locations for Perth to Phnom Penh flights?

    Perth to Phnom Penh flights have a stopover in Kuala Lumpur least often.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Perth to Phnom Penh (average of $523). Flying from Perth to Phnom Penh in December is currently the most expensive (average of $1,067). 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 Perth to Phnom Penh on these airlines

Choose from the following airlines for your flight from Perth to Phnom Penh. Flights are based on user searches made on Cheapflights and were last updated on 15 April 2025.
Singapore Airlines flights from Perth to Phnom Penh Pochentong
Malaysia Airlines flights from Perth to Phnom Penh Pochentong
Virgin Australia flights from Perth to Phnom Penh Pochentong

Top 4 airlines flying from Perth to Phnom Penh

Discover the top 4 airlines that operate flights from Perth 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 April 2025.
AirlineCheapestAverageFlexibilityOn-time
AirAsiaCheapest$454Average$604FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
Malaysia AirlinesCheapest$583Average$769FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Singapore AirlinesCheapest$646Average$829FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Virgin AustraliaCheapest$968Average$1,279FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights

Fly with Cheapflights

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

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Why should you use Cheapflights to find cheap flight tickets from Perth to Phnom Penh?

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

Yes, we can. To see specific flights from Perth to Phnom Penh with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Perth to Phnom Penh become cheaper?

Not ready to book yet? You can track prices for flights from Perth to Phnom Penh on Cheapflights with our Price Alert feature and get notified when better prices are available.

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