Find flights
Airlines
Travel Guide

$379+ Cheap flights to Phnom Penh

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 8/3. Fares are subject to change and may not be available on all flights or dates of travel.
— PNH
26 Feb — 5 Mar1
1 adult

Flights to Phnom Penh in 2025

Find the latest flights to Phnom Penh in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 21 February 2025.

Return from

$757

One-way from

$379

Popular in

December

Cheapest in

February

Average price

$828
2/4-8/4
  • 2/4-8/4
  • 3 total stops
  • 53h 20m total
  • Sydney to Phnom Penh
Search Deals
8/3
  • 8/3
  • 2 total stops
  • 30h 50m total
  • Sydney to Phnom Penh
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($434 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($104 potential savings vs. average return price).
Search Deals
Average for return flights in February 2025
Search Deals

Find flight deals to Phnom Penh

Cheapest flights to Phnom Penh
Explore the most affordable flight options available to Phnom Penh. Find the lowest fares based on data from user searches, with prices last updated on 21 February 2025.

Wed 2/412:00SYD - PNH
1 stop27h 35mMultiple Airlines
Tue 8/406:50PNH - SYD
2 stops25h 45mMultiple Airlines
Deal found 20/2$757
Sat 15/312:30SYD - PNH
1 stop32h 35mXiamenAir
Thu 20/318:10PNH - SYD
1 stop36h 15mXiamenAir
Deal found 20/2$776
Thu 20/312:00SYD - PNH
2 stops26h 00mChina Eastern
Thu 27/311:05PNH - SYD
3 stops22h 30mChina Eastern
Deal found 20/2$822
Sun 6/421:45SYD - PNH
1 stop15h 55mChina Southern
Wed 16/408:00PNH - SYD
1 stop32h 40mChina Southern
Deal found 19/2$949
Tue 15/710:10SYD - PNH
1 stop17h 05mPhilippine Airlines
Sat 19/701:15PNH - SYD
1 stop27h 45mPhilippine Airlines
Deal found 20/2$991
Tue 15/710:15SYD - PNH
1 stop33h 40mVietnam Airlines
Sun 20/720:55PNH - SYD
1 stop12h 20mVietnam Airlines
Deal found 20/2$1,008
Tue 4/314:30SYD - PNH
2 stops23h 55mCathay Pacific
Wed 5/319:05PNH - SYD
2 stops17h 25mCathay Pacific
Deal found 21/2$1,085
Mon 3/306:45SYD - PNH
1 stop11h 20mSingapore Airlines
Mon 3/319:40PNH - SYD
1 stop36h 10mSingapore Airlines
Deal found 20/2$1,264
Fri 19/1212:10SYD - PNH
1 stop25h 40mMalaysia Airlines
Tue 30/1218:30PNH - SYD
1 stop11h 50mMalaysia Airlines
Deal found 21/2$1,268
Thu 20/312:10SYD - PNH
2 stops39h 10mUnited Airlines
Wed 26/300:30PNH - SYD
2 stops52h 45mUnited Airlines
Deal found 20/2$32,361

Find flights to Phnom Penh within your budget

Locate flights to Phnom Penh that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 21 February 2025.

Fly from

Sydney

Route

Depart

Return

Price

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Tue 6/5

13:05-10:00

1 stop23h 55m

Phnom Penh Pochentong

Tue 10/6

11:10-10:00

1 stop19h 50m

$756

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Wed 2/4

12:00-11:35

1 stop27h 35m

Phnom Penh Pochentong

Tue 8/4

06:50-11:35

2 stops25h 45m

$757

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Sat 15/3

12:30-17:05

1 stop32h 35m

Phnom Penh Pochentong

Thu 20/3

18:10-10:25

1 stop36h 15m

$776

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Fri 15/8

10:15-16:55

1 stop33h 40m

Phnom Penh Pochentong

Sun 31/8

20:55-12:15

1 stop12h 20m

$811

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Thu 20/3

12:00-10:00

2 stops26h 00m

Phnom Penh Pochentong

Thu 27/3

11:05-13:35

3 stops22h 30m

$822

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Fri 15/8

10:10-00:15

1 stop17h 05m

Phnom Penh Pochentong

Sat 30/8

01:15-08:00

1 stop27h 45m

$905

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Sun 6/4

21:45-10:40

1 stop15h 55m

Phnom Penh Pochentong

Wed 16/4

08:00-19:40

1 stop32h 40m

$949

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Tue 4/3

14:30-10:25

2 stops23h 55m

Phnom Penh Pochentong

Wed 5/3

19:05-16:30

2 stops17h 25m

$1,085

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Mon 3/3

06:45-14:05

1 stop11h 20m

Phnom Penh Pochentong

Mon 3/3

19:40-11:50

1 stop36h 10m

$1,264

SydneyPhnom Penh

SYD - PNH

SYDPNH

Sydney Kingsford Smith

Thu 20/3

12:10-23:20

2 stops39h 10m

Phnom Penh Pochentong

Wed 26/3

00:30-09:15

2 stops52h 45m

$32,361

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 13 results
1
2

Best time to book a flight to Phnom Penh

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

Travel insights for flights to Phnom Penh

Get recent, data-driven insights about flights to Phnom Penh including ideal travel times, pricing trends, and more.

When is the best time to book a flight to Phnom Penh?

Use this chart to determine the optimal time to book a return flight from Sydney to Phnom Penh. Price data was last updated on 14 February 2025.

The price you pay for your flight to Phnom Penh may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

How long is the flight to Phnom Penh?

On average, a flight from Sydney to Phnom Penh takes 17 hours 5 minutes. Flights to Phnom Penh from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Phnom Penh?

Use this chart to determine the cheapest time to fly return from Sydney to Phnom Penh. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Phnom Penh should consider flying on Tuesday at midday, when prices are typically cheapest. Budget-minded travellers will want to avoid Sunday at midday, when prices are usually at their highest.

What are the most popular airlines that fly to Phnom Penh?

The most popular airlines flying from Sydney to Phnom Penh are Singapore Airlines, Cathay Pacific and Malaysia Airlines.

Singapore Airlines

Singapore Airlines

From $473

Cathay Pacific

Cathay Pacific

From $605

Malaysia Airlines

Malaysia Airlines

From $485

China Southern

China Southern

From $436

What are the cheapest airlines that fly to Phnom Penh?

The cheapest airlines flying from Sydney to Phnom Penh are XiamenAir, China Southern and Philippine Airlines.

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 mm 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 21 February 2025.
See what other customers who have flown with Singapore Airlines, China Southern and Vietnam Airlines to Phnom Penh have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Singapore Airlines
8.1
Very Good
1,299 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

China Southern
7.6
Good
87 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Vietnam Airlines
7.6
Good
196 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Cathay Pacific
7.5
Good
821 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

United Airlines
7.4
Good
8,759 reviews
Singapore Airlines
8.1
Very Good
1,299 reviews
Check prices

Entertainment

8.0

Crew

8.6

Food

7.7

Comfort

7.9

Boarding

8.2

Overall

8.1

Reviews

1 / 20

8.0
Excellent

Anonymous,Dec 2024

NRT - LAX

Crew and in flight experience were great! I felt safe in the plane. Only downside was sitting in economy and the seat/person in front of me who had their seat reclined most of the flight (9 hrs) which made it difficult to eat or be fully comfortable.

Phnom Penh climate

Phnom Penh is a year-round destination which has a tropical wet and dry climate. Temperatures are hot throughout the year, usually between 22 and 35 degrees Celsius, so perfect for those looking for some sun. 

Getting around Phnom Penh

Walking around the centre of Phnom Penh is an enjoyable way to get a feel for the city, but to get around the suburbs, travelling by tuk-tuk or taxi is advisable. You can rent motorbikes at a very cheap rate as well, if you are confident about dodging traffic (and don’t forget to rent a helmet as well). However, a more sedate form of local transport is the fleet of three-wheeled cycle rickshaws.

Getting from the Airport to the City

Phnom Penh International Airport (PNH) is located 10 km from the city. For those getting off flights, there will be taxis gathered directly outside the arrivals terminal, and they should charge a flat rate to get you into the city. For an even cheaper ride, leave the airport and catch a tuk-tuk or one of the many motorcycles that will ferry those with less luggage into town. There is also a city bus that will take you straight to the Central Market. If you decide to hire a car during your visit, to make sure a car is available, you may want to reserve the car once you have booked your flights to Phnom Penh.

  • What airport do you fly into for flights to Phnom Penh?

    If you book a flight to Phnom Penh, you will be flying into Pochentong, which is the city’s only airport. Phnom Penh Pochentong (PNH) is located 8.0 km from the centre of Phnom Penh.

  • Can I find cheaper flights to Phnom Penh if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Phnom Penh on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Phnom Penh?

    Based on reviews from Cheapflights users, AirAsia is rated the highest out of the airlines that fly to Phnom Penh.

  • What is the cheapest airport to fly to in Phnom Penh?

    Phnom Penh Pochentong is currently the cheapest airport to fly to in Phnom Penh. One-way flights to Phnom Penh Pochentong typically cost $65, while return flights cost around $174.

  • How much is a return flight to Phnom Penh?

    A return flight to Phnom Penh will typically cost around $116, however they can be found for as little as $111.

  • Where does the fastest flight to Phnom Penh depart from?

    For those looking to save time traveling to Phnom Penh, Perth offers the quickest one-way flight (10 hours 40 minutes).

  • Does Phnom Penh Pochentong have car hire?

    Yes. Those touching down at Phnom Penh Pochentong can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Phnom Penh Pochentong?

    Yes. Phnom Penh Pochentong has hotels nearby for those requiring accommodations. Chinese Guesthouse is the closest property to Phnom Penh Pochentong (0.0 km away from Phnom Penh Pochentong).

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Find the best flight deals to Phnom Penh

Some of the lowest fares we’ve come across for flights to Phnom Penh.
Flights from Suvarnabhumi to Phnom Penh
Flights from Ho Chi Minh City to Phnom Penh

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights to Phnom Penh?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights to Phnom Penh. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights helps you find that perfect flight to Phnom Penh by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes, and it’s super simple to set up Price Alerts. Click the bell icon next to the flight deals above and provide your email address. That’s it!

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.