How do most travelers feel about Singapore Airlines?

Singapore Airlines has received a 8.2/10 rating from 1,581 Cheapflights user reviews. If you wish to plan your next trip from Australia to Phnom Penh with Singapore Airlines, enter your preferred travel dates above!

How far ahead should I book a flight from Australia to Phnom Penh with Singapore Airlines?

Booking with Singapore Airlines 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from Australia to Phnom Penh. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Australia to Phnom Penh with Singapore Airlines?

Currently, the most affordable month to book a Singapore Airlines flight from Australia to Phnom Penh in February, with an average price of $819. Conversely, traveling with Singapore Airlines from Australia to Phnom Penh in December will be the most expensive, with an average cost of $1,741. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

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.

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).

Find Singapore Airlines flights from Australia to Phnom Penh

How do most travelers feel about Singapore Airlines?
Singapore Airlines has received a 8.2/10 rating from 1,581 Cheapflights user reviews. If you wish to plan your next trip from Australia to Phnom Penh with Singapore Airlines, enter your preferred travel dates above!

Prices

The best time to book a flight to Phnom Penh with Singapore Airlines is 43 days before departure. On average, fares are higher if you book 39 days before departure.

Which month is the cheapest to fly Economy class from Australia to Phnom Penh?

For Economy class flights, the cheapest month to fly this route is February. The most expensive months are December and June.

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8.2

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1,581 reviews

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How do most travelers feel about Singapore Airlines?

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

The best time to book a flight to Phnom Penh with Singapore Airlines is 43 days before departure. On average, fares are higher if you book 39 days before departure.

Which month is the cheapest to fly Economy class from Australia to Phnom Penh?

For Economy class flights, the cheapest month to fly this route is February. The most expensive months are December and June.

Rainfall in Phnom Penh 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

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Other Singapore Airlines flights from Australia

Browse through other Singapore Airlines flights departing from Australia. Flight routes are based on user searches made on Cheapflights and were last updated on 25 July 2026.

Complete your trip

Complete your trip to Phnom Penh by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines serving Australia and Phnom Penh

Choose from other airlines serving Australia and Phnom Penh.

Other popular destinations in Asia

If Phnom Penh is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 25 July 2026.

Popular flights with Singapore Airlines

Browse through some of the most popular routes that Singapore Airlines offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 25 July 2026.

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Singapore Airlines flights from Australia to Phnom Penh (AU0 - KTI)

How do most travelers feel about Singapore Airlines?

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

The best time to book a flight to Phnom Penh with Singapore Airlines is 43 days before departure. On average, fares are higher if you book 39 days before departure.

Which month is the cheapest to fly Economy class from Australia to Phnom Penh?

For Economy class flights, the cheapest month to fly this route is February. The most expensive months are December and June.

Rainfall in Phnom Penh 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

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.

Other Singapore Airlines flights from Australia

Browse through other Singapore Airlines flights departing from Australia. Flight routes are based on user searches made on Cheapflights and were last updated on 25 July 2026.

Complete your trip

Complete your trip to Phnom Penh by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines serving Australia and Phnom Penh

Choose from other airlines serving Australia and Phnom Penh.

Other popular destinations in Asia

If Phnom Penh is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 25 July 2026.

Popular flights with Singapore Airlines

Browse through some of the most popular routes that Singapore Airlines offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 25 July 2026.

See what others are saying about Singapore Airlines

Overview

Recent reviews

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Travel Smart