Question 1

How popular is this Hanoi to Sydney flight route?

Accepted Answer

Flights from Hanoi Noibai to Sydney Kingsford Smith have been viewed 188 times in the past calendar month. Find deals

Question 2

What are the cheapest airlines flying from Hanoi to Sydney round-trip?

Accepted Answer

Flying on Scoot is currently your cheapest option to Sydney, with prices starting at $501. Additional round-trip tickets that might be worth considering are offered by VietJet Air and China Southern, with the lowest prices starting at $552 and $686, respectively. Scoot is currently priced 44% below the average price you’ll pay for this route. Find deals

Question 3

What are the cheapest airlines to fly from Hanoi to Sydney one-way?

Accepted Answer

The cheapest airline one-way is Scoot, with whom users have recently found tickets for as low as $236. However, be on the lookout for offers from VietJet Air and China Southern, as they are both options that can get you from Hanoi to Sydney for a low price. Find deals

Question 4

How far ahead should I book a flight from Hanoi to Sydney?

Accepted Answer

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Hanoi to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be. Find deals

Question 5

What is the cheapest month to book a flight from Hanoi to Sydney?

Accepted Answer

Currently, May is the cheapest month in which you can book a flight from Hanoi to Sydney (average of $129). Flying from Hanoi to Sydney in October is currently the most expensive (average of $171). 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.

Question 6

What is the cheapest day to fly from Hanoi to Sydney?

Accepted Answer

Travellers seeking maximum savings on their Hanoi to Sydney flight should consider departing on Thursday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Question 9

What are the cheapest flights from Hanoi to Sydney?

Accepted Answer

On average you can expect to pay $1,175 for a flight from Hanoi to Sydney. The cheapest flight overall is $210 while the most popular route, (Hanoi Noibai - Sydney Kingsford Smith) is currently priced at $503.

Question 10

What are the most reliable airlines from Hanoi to Sydney?

Accepted Answer

The top 3 most reliable airlines when flying from Hanoi to Sydney are VietJet Air (75%), Vietnam Airlines (65%) and Cambodia Angkor Air (65%).

Question 11

What is the cheapest day to fly return from Hanoi to Sydney?

Accepted Answer

Monday flights are found to be more expensive to fly from Hanoi to Sydney. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Sydney.

Question 12

How far in advance should I book a flight from Hanoi to Sydney?

Accepted Answer

Travellers have found it’s best to book a flight 21 days in advance to save up to 32% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 21 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Hanoi to Sydney 1-2 weeks in advance for as low as $695, or $870 for flights within the next 24 hours.

Question 13

What is the cheapest month to fly from Hanoi to Sydney?

Accepted Answer

May can be a great time to fly to Sydney from Hanoi with a flight ticket averaging about $908. Cheapflights users have found deals in the month of May for as cheap as $603. The most expensive prices can be found in the month of January.

Question 14

What is the cheapest time of day to fly from HAN to SYD?

Accepted Answer

When flying from Hanoi to Sydney, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 43% versus a flight in the morning.

Question 15

What airports do I use to fly from Hanoi to Sydney?

Accepted Answer

To fly from Hanoi to Sydney, you need to book a flight from Noibai (HAN) to Kingsford Smith (SYD). Nonstop flights to Sydney Kingsford Smith from Hanoi Noibai take 9h 25m on average. When it comes time to book airfare, you have a few options: there is 1 outbound flight from Noibai to Kingsford Smith offered by 2 different airlines.

Question 16

Can I find deals for flights from Hanoi to Sydney that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Hanoi to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 17

How can I find direct flights from Hanoi to Sydney?

Accepted Answer

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

Question 18

Can I find deals for business class flights from Hanoi to Sydney?

Accepted Answer

Yes. Cheapflights offers flight deals from Hanoi to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 19

How does Cheapflights help users find flights from Hanoi to Sydney?

Accepted Answer

Cheapflights helps you search for flights from Hanoi to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Question 20

Why should you use Cheapflights to find cheap flight tickets from Hanoi to Sydney?

Accepted Answer

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Hanoi to Sydney for you. Better yet — we are completely free to use.

Question 21

Can Cheapflights find flights from Hanoi to Sydney with no change fees?

Accepted Answer

Cheapflights does show flights with no change fees to all users. To see these options for flights from Hanoi to Sydney, users can toggle the no change fees filter when performing a flight search.

Question 22

Can Cheapflights notify me if prices for flights from Hanoi to Sydney become cheaper?

Accepted Answer

Yes! Start tracking prices for Hanoi to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

Round-trip from	$501
One-way from	$236
Popular in	January
Cheapest in	May
Average price	$893
Good round-trip deal	$299 or less
Good one-way deal	$256 or less

Airline	Cheapest	Average	Flexibility	On-time
VietJet Air	Cheapest$475	Average$724	FlexibilityNo cancel fee	On-timeN/A	Search VietJet Air flights
Vietnam Airlines	Cheapest$846	Average$946	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights

Cheap flights from Hanoi to Sydney from $236

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 8/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Hanoi Noibai to Sydney Kingsford Smith are usually found in May or March, booked 68 days in advance, depart on a Wednesday or Friday and return on a Monday

Cheap flight deals from Hanoi to Sydney

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Hanoi to Sydney

Cheapest flights from Hanoi to SydneyExplore the most affordable flight options available from Hanoi to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Explore the most affordable flight options available from Hanoi to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Hanoi to Sydney that are best for you.

Best time to book a flight from Hanoi to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Hanoi with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Hanoi to Sydney

How far ahead should I book a flight from Hanoi to Sydney?

Use this chart to determine the optimal time to book a return flight from Hanoi to Sydney. Price data was last updated on 27 June 2025.

What is the cheapest month to book a flight from Hanoi to Sydney?

What is the cheapest time of day to fly from HAN to SYD?

Find hourly flight availability from Hanoi to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 11 July 2025.

What is the cheapest day to fly from Hanoi to Sydney?

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

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 11 July 2025.

Get a feel of what it's like to fly with China Southern, Vietnam Airlines, andPhilippine Airlines from Hanoi to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Hanoi to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Hanoi to Sydney?

How popular is this Hanoi to Sydney flight route?

What are the cheapest airlines flying from Hanoi to Sydney round-trip?

What are the cheapest airlines to fly from Hanoi to Sydney one-way?

What are the most reliable airlines from Hanoi to Sydney?

What are the cheapest flights from Hanoi to Sydney?

Can I find deals for flights from Hanoi to Sydney that include hotel bookings?

How can I find direct flights from Hanoi to Sydney?

Can I find deals for business class flights from Hanoi to Sydney?

What is the cheapest month to book a flight from Hanoi to Sydney?

Travelling to a place near Hanoi?

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.

Alternative routes for Hanoi to Sydney

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Hanoi to Sydney

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 from Hanoi to Sydney?

Why should you use Cheapflights to find cheap flight tickets from Hanoi to Sydney?

Can Cheapflights find flights from Hanoi to Sydney with no change fees?

Can Cheapflights notify me if prices for flights from Hanoi to Sydney become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Hanoi to Sydney
Explore the most affordable flight options available from Hanoi to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 July 2025.