What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week. Find deals

Which airline has the best punctuality record on Hanoi to Sydney flights?

Over the past year, Vietnam Airlines have had the lowest number of delays on this route, with just 25% of flights being delayed. Find deals

What’s the cheapest stopover airport for flights from Hanoi to Sydney?

Xiamen (XMN) is the most affordable one-stop option, with an average return flight price of $698. Find deals

How often are flights from Hanoi to Sydney delayed?

About 26% of weekly flights between Hanoi and Sydney have experienced delays in the past year, with the average delay time being 170 minutes. Find deals

Which airport typically offers the quickest stopover for flights from Hanoi to Sydney?

Flights via Guangzhou (CAN) offer the fastest connection on this route, with an average stopover time of 3h 08m.

What’s the fastest stopover option from Hanoi to Sydney?

Flights via Guangzhou (CAN) have the shortest average one-way travel time for one-stop routes: 14h 20m.

What’s the top stopover airport for flights from Hanoi to Sydney?

Ho Chi Minh City (SGN) – chosen by Cheapflights users on 52% of one-stop itineraries from Hanoi to Sydney on Cheapflights.

What is the most punctual flight time for Hanoi to Sydney flights?

Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

How popular is this Hanoi to Sydney flight route?

Flights from Hanoi Noibai to Sydney Kingsford Smith have been viewed 177 times in the past calendar month.

How long is the flight from Hanoi to Sydney?

Departing from Hanoi to Sydney will take you 31h 35m. Airlines will cover a distance of 7783 km.

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

Flying on VietJet Air is currently your cheapest option to Sydney, with prices starting at $460. Additional round-trip tickets that might be worth considering are offered by China Southern and Vietnam Airlines, with the lowest prices starting at $665 and $878, respectively. VietJet Air is currently priced 52% below the average price you’ll pay for this route.

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

The cheapest airline one-way is VietJet Air, with whom users have recently found tickets for as low as $194. However, be on the lookout for offers from Scoot and AirAsia, as they are both options that can get you from Hanoi to Sydney for a low price.

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.

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).

What are the cheapest flights from Hanoi to Sydney?

On average you can expect to pay $814 for a flight from Hanoi to Sydney. The cheapest flight overall is $463 while the most popular route, (Hanoi Noibai - Sydney Kingsford Smith) is currently priced at $559.

What are the most popular airlines that fly from Hanoi to Sydney?

The most popular airlines flying from Hanoi to Sydney are Vietnam Airlines, VietJet Air and China Southern. Something to consider prior to booking your flight.

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

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

How can I find direct flights from Hanoi to Sydney?

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

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

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.

$270+ Cheap Flights from Hanoi to Sydney

Q: How much does it cost for a return flight from Hanoi to Sydney?

Airfare is below average for this route at the moment. Hanoi to Sydney flights typically cost between $1,156 and $685 in November. The cheapest return flight price found within the last 3 days was $559 on VietJet Air (3 Nov-8 Nov).

Cheapflights Tip: The best prices from Hanoi Noibai to Sydney Kingsford Smith are usually found in September or August, booked 77 days in advance, depart on a Friday or Tuesday and return on a Sunday

Cheap flight deals from Hanoi to Sydney

Enter your travel dates to find the best prices.

Cheapest

Best

Direct

Last-minute

One-way

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 22 May 2026.

Tue 3/1115:20

HAN

SYD

1 stop12h 45m

VietJet Air

Sun 8/1111:15

SYD

HAN

1 stop12h 55m

VietJet Air

Deal found 20/5$559

Mon 26/1014:40

HAN

SYD

1 stop13h 25m

VietJet Air

Thu 29/1011:15

SYD

HAN

1 stop12h 55m

VietJet Air

Deal found 19/5$568

Mon 26/1014:40

HAN

SYD

1 stop13h 25m

Multiple Airlines

Tue 27/1016:25

SYD

HAN

1 stop12h 55m

Multiple Airlines

Deal found 19/5$587

Thu 27/820:00

HAN

SYD

1 stop20h 20m

Multiple Airlines

Wed 2/910:15

SYD

HAN

1 stop32h 00m

Multiple Airlines

Deal found 19/5$598

Thu 5/1113:20

HAN

SYD

1 stop14h 45m

VietJet Air

Fri 13/1111:15

SYD

HAN

1 stop14h 00m

VietJet Air

Deal found 20/5$604

Sat 24/1019:20

HAN

SYD

1 stop32h 45m

VietJet Air

Sun 1/1111:15

SYD

HAN

1 stop16h 50m

VietJet Air

Deal found 20/5$612

Mon 26/1013:20

HAN

SYD

1 stop14h 45m

VietJet Air

Fri 30/1011:15

SYD

HAN

1 stop14h 35m

VietJet Air

Deal found 19/5$614

Fri 11/920:15

HAN

SYD

1 stop20h 05m

Multiple Airlines

Fri 2/1010:15

SYD

HAN

1 stop25h 50m

Multiple Airlines

Deal found 17/5$615

Mon 26/1015:20

HAN

SYD

1 stop12h 45m

VietJet Air

Sat 31/1011:15

SYD

HAN

1 stop14h 00m

VietJet Air

Deal found 19/5$617

Sat 24/1014:40

HAN

SYD

1 stop13h 40m

VietJet Air

Sat 31/1011:15

SYD

HAN

1 stop14h 00m

VietJet Air

Deal found 19/5$622

Sun 25/1013:20

HAN

SYD

1 stop14h 45m

VietJet Air

Sat 31/1011:15

SYD

HAN

1 stop14h 00m

VietJet Air

Deal found 19/5$624

Find flight deals from Hanoi to Sydney

Round-trip from	$559
One-way from	$270
Popular in	October
Cheapest in	September
Average price	$846
Good round-trip deal	$1,042 or less
Good one-way deal	$501 or less

VietJet Air
3/11-8/11
2 total stops
25h 40m total
Hanoi to Sydney

Search Deals

Scoot
26/8
1 total stop
27h 30m total
Hanoi to Sydney

Search Deals

Highest demand for flights based on searches. 0% potential increase in price ($9 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($42 potential savings vs. average return price).

Search Deals

Average for round-trip flights in May 2026

Search Deals

Price to beat on a round-trip flight from Hanoi Noibai to Sydney Kingsford Smith.

Search Deals

Price to beat on a one-way flight from Hanoi Noibai to Sydney Kingsford Smith.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Tue 3/11

20:30-08:05

1 stop31h 35m

Sydney Kingsford Smith

Sun 8/11

11:15-09:00

2 stops25h 45m

$584

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Thu 5/11

06:00-08:05

2 stops22h 05m

Sydney Kingsford Smith

Fri 13/11

11:15-11:00

1 stop27h 45m

$711

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Thu 25/6

20:00-11:45

1 stop12h 45m

Sydney Kingsford Smith

Fri 10/7

20:35-20:55

2 stops27h 20m

$768

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Sat 29/8

14:05-11:45

2 stops18h 40m

Sydney Kingsford Smith

Tue 1/9

20:50-08:25

1 stop14h 35m

$859

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Thu 4/6

14:40-07:20

1 stop13h 40m

Sydney Kingsford Smith

Wed 26/8

10:15-00:50

1 stop17h 35m

$922

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Fri 31/7

13:20-07:15

1 stop14h 55m

Sydney Kingsford Smith

Sat 8/8

11:25-14:40

1 stop30h 15m

$978

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Sun 16/8

23:40-12:15

Nonstop9h 35m

Sydney Kingsford Smith

Sun 30/8

10:15-21:45

1 stop14h 30m

$995

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Wed 2/9

10:00-08:15

1 stop19h 15m

Sydney Kingsford Smith

Sat 5/9

10:15-23:10

1 stop15h 55m

$999

Fastest return journey

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Sun 28/6

23:40-12:15

Nonstop9h 35m

Sydney Kingsford Smith

Wed 8/7

14:15-21:20

Nonstop10h 05m

$1,016

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Thu 4/6

10:10-07:20

1 stop18h 10m

Sydney Kingsford Smith

Sun 30/8

10:15-00:25

1 stop17h 10m

$1,023

Flights are sorted by cheapest return flights first.

Deals found on 21/5

Showing 1-10 of 18 resultsSorted by cheapest first

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.

HAN-SYD

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 Hanoi to Sydney

Prices

Delays

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

Booking 76 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.

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

Currently, September is the cheapest month in which you can book a flight from Hanoi to Sydney (average of $747). Flying from Hanoi to Sydney in October is currently the most expensive (average of $1,278). 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 HAN to SYD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Hanoi to Sydney as you normally would.

How much does it cost for a return flight from Hanoi to Sydney?

Reviews of airlines servicing Sydney

Get a feel of what it's like to fly with Vietnam Airlines,China Southern, andVietJet Air 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.

Vietnam Airlines

7.7

Good

270 reviews

Check prices

Reviews

1 / 16

2.0

Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

Vietnam Airlines

7.7

Good

270 reviews

Vietnam Airlines

7.7

Good

270 reviews

Check prices

Reviews

1 / 16

2.0

Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

China Southern

7.5

Good

152 reviews

Vietnam Airlines

7.7

Good

270 reviews

Check prices

Reviews

1 / 16

2.0

Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

VietJet Air

5.6

Fair

167 reviews

Vietnam Airlines

7.7

Good

270 reviews

Check prices

Reviews

1 / 16

2.0

Mediocre

Stephen,Apr 2026

SGN - DAD

45 minutes late. Bottle of water and that’s about it.

Related info for your journey

How popular is this Hanoi to Sydney flight route?
Flights from Hanoi Noibai to Sydney Kingsford Smith have been viewed 177 times in the past calendar month.
How long is the flight from Hanoi to Sydney?
Departing from Hanoi to Sydney will take you 31h 35m. Airlines will cover a distance of 7783 km.
What are the cheapest airlines flying from Hanoi to Sydney round-trip?
Flying on VietJet Air is currently your cheapest option to Sydney, with prices starting at $460. Additional round-trip tickets that might be worth considering are offered by China Southern and Vietnam Airlines, with the lowest prices starting at $665 and $878, respectively. VietJet Air is currently priced 52% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Hanoi to Sydney one-way?
The cheapest airline one-way is VietJet Air, with whom users have recently found tickets for as low as $194. However, be on the lookout for offers from Scoot and AirAsia, as they are both options that can get you from Hanoi to Sydney for a low price.
What are the cheapest flights from Hanoi to Sydney?
On average you can expect to pay $814 for a flight from Hanoi to Sydney. The cheapest flight overall is $463 while the most popular route, (Hanoi Noibai - Sydney Kingsford Smith) is currently priced at $559.
Can I find deals for flights from Hanoi to Sydney that include hotel bookings?
Yes. In addition to deals on Hanoi to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Hanoi to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Hanoi to Sydney.
Can I find deals for business class flights from Hanoi to Sydney?
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.
What is the cheapest month to book a flight from Hanoi to Sydney?
Currently, September is the cheapest month in which you can book a flight from Hanoi to Sydney (average of $747). Flying from Hanoi to Sydney in October is currently the most expensive (average of $1,278). 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

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Top 3 airlines flying from Hanoi to Sydney

Airline	Cheapest	Average	Flexibility	On-time
VietJet Air	Cheapest$460	Average$747	FlexibilityNo cancel fee	On-timeN/A	Search VietJet Air flights
China Southern	Cheapest$665	Average$1,492	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
Vietnam Airlines	Cheapest$878	Average$1,154	FlexibilityNo cancel fee	On-time81%	Search Vietnam Airlines flights

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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.

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

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.

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

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.

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

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.

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Cheap flights from Hanoi to Sydney from $270

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 26/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 22 May 2026.

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 22 May 2026.

Best flights from Hanoi to SydneyDiscover carefully curated flight deals from Hanoi to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 May 2026.

Discover carefully curated flight deals from Hanoi to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 May 2026.

Direct flights from Hanoi to SydneyExplore direct flight options from Hanoi to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 May 2026.

Explore direct flight options from Hanoi to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 May 2026.

Last-minute flights from Hanoi to SydneyDiscover last-minute flight deals from Hanoi to Sydney. Data last updated 22 May 2026 and is based on user searches.

Discover last-minute flight deals from Hanoi to Sydney. Data last updated 22 May 2026 and is based on user searches.

One-way flights from Hanoi to SydneySearch for one-way flight options from Hanoi to Sydney. Find affordable one-way fares based on user searches. Data last updated 22 May 2026.

Search for one-way flight options from Hanoi to Sydney. Find affordable one-way fares based on user searches. Data last updated 22 May 2026.

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Best time to book a flight from Hanoi to Sydney

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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?

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?

How much does it cost for a return flight from Hanoi to Sydney?

How often are flights from Hanoi to Sydney delayed?

What is the most punctual flight time for Hanoi to Sydney flights?

What day of the week experiences the fewest flight delays on this route?

Which airline has the best punctuality record on Hanoi to Sydney flights?

What’s the top stopover airport for flights from Hanoi to Sydney?

What’s the cheapest stopover airport for flights from Hanoi to Sydney?

What’s the fastest stopover option from Hanoi to Sydney?

Which airport typically offers the quickest stopover for flights from Hanoi to Sydney?

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 22 May 2026.

Get a feel of what it's like to fly with Vietnam Airlines,China Southern, andVietJet Air 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.

How popular is this Hanoi to Sydney flight route?

How long is the flight from Hanoi to Sydney?

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 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?

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Hanoi and Sydney flights

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Top 3 airlines flying from Hanoi to Sydney

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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 22 May 2026.

Best flights from Hanoi to Sydney
Discover carefully curated flight deals from Hanoi to Sydney that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 May 2026.

Direct flights from Hanoi to Sydney
Explore direct flight options from Hanoi to Sydney based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 May 2026.

Last-minute flights from Hanoi to Sydney
Discover last-minute flight deals from Hanoi to Sydney. Data last updated 22 May 2026 and is based on user searches.

One-way flights from Hanoi to Sydney
Search for one-way flight options from Hanoi to Sydney. Find affordable one-way fares based on user searches. Data last updated 22 May 2026.