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Cheap flights from Hanoi to Sydney from $311

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 9/3. Fares are subject to change and may not be available on all flights or dates of travel.
HAN — SYD
22 Jan — 29 Jan1
1 adult

The best prices from Hanoi Noibai to Sydney Kingsford Smith are usually found in May or March, booked 76 days in advance, depart on a Wednesday or Saturday and return on a Thursday

Cheap flight deals from Hanoi to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Hanoi (HAN) to Sydney (SYD). 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 17 January 2025.

Round-trip from

$544

One-way from

$311

Popular in

January

Cheapest in

May

Average price

$1,275
1/3-12/3
  • 1/3-12/3
  • 1 total stop
  • 35h 40m total
  • Hanoi to Sydney
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9/3
  • 9/3
  • 1 total stop
  • 14h 25m total
  • Hanoi to Sydney
Search Deals
High demand for flights, 15% potential price rise
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Best time to find cheap flights, 2% potential price drop
Search Deals
Average for round-trip flights in January 2025
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Find flight deals from Hanoi to Sydney

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 17 January 2025.

Sat 1/317:00HAN - SYD
Nonstop10h 10mMultiple Airlines
Wed 5/310:45SYD - HAN
1 stop25h 30mMultiple Airlines
Deal found 17/1$539
Wed 26/217:00HAN - SYD
Nonstop10h 10mVietJet Air
Fri 28/211:15SYD - HAN
1 stop18h 15mVietJet Air
Deal found 17/1$555
Fri 7/309:45HAN - SYD
1 stop23h 05mScoot
Wed 12/314:05SYD - HAN
1 stop22h 40mScoot
Deal found 15/1$584
Wed 14/511:45HAN - SYD
1 stop17h 40mChina Southern
Wed 21/521:45SYD - HAN
1 stop28h 30mChina Southern
Deal found 16/1$624
Wed 26/219:45HAN - SYD
3 stops33h 40mChina Eastern
Fri 28/215:10SYD - HAN
2 stops27h 35mChina Eastern
Deal found 17/1$782
Sun 16/323:35HAN - SYD
Nonstop9h 40mVietnam Airlines
Mon 24/315:15SYD - HAN
Nonstop9h 50mVietnam Airlines
Deal found 17/1$954
Sun 2/319:25HAN - SYD
1 stop12h 35mCathay Pacific
Tue 11/322:20SYD - HAN
1 stop21h 20mCathay Pacific
Deal found 17/1$959

Find flights from Hanoi to Sydney within your budget

Customise your flight search to find flights from Hanoi to Sydney 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 17 January 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Sat 1/3

17:00-07:10

Nonstop10h 10m

Sydney Kingsford Smith

Wed 12/3

10:45-08:15

1 stop25h 30m

$544

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Sat 1/3

17:00-07:10

Nonstop10h 10m

Sydney Kingsford Smith

Sun 16/3

09:35-15:55

Nonstop10h 20m

$565

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Fri 7/3

09:45-12:50

1 stop23h 05m

Sydney Kingsford Smith

Wed 12/3

14:05-08:45

1 stop22h 40m

$584

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Wed 14/5

11:45-08:25

1 stop17h 40m

Sydney Kingsford Smith

Wed 21/5

21:45-23:15

1 stop28h 30m

$624

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Fri 28/2

20:05-09:25

2 stops33h 20m

Sydney Kingsford Smith

Tue 4/3

12:10-18:45

3 stops34h 35m

$782

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Fri 7/3

10:40-16:30

2 stops25h 50m

Sydney Kingsford Smith

Wed 12/3

22:20-18:25

1 stop24h 05m

$993

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Fri 7/3

23:35-13:15

Nonstop9h 40m

Sydney Kingsford Smith

Wed 12/3

15:15-21:05

Nonstop9h 50m

$1,003

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Thu 30/1

02:40-09:30

1 stop26h 50m

Sydney Kingsford Smith

Wed 5/2

11:10-01:40

1 stop18h 30m

$5,956

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Thu 30/1

02:15-15:30

2 stops33h 15m

Sydney Kingsford Smith

Wed 5/2

20:40-17:40

2 stops25h 00m

$15,232

HanoiSydney

HAN - SYD

HANSYD

Hanoi Noibai

Sun 9/3

14:50-09:15

1 stop14h 25m

$311

Flights are sorted by cheapest return flights first.

Deals found on 16/1

Showing 1-10 of 23 results
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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.
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 from Hanoi to Sydney

Get recent, data-driven insights about flights from Hanoi to Sydney including ideal travel times, pricing trends, and more.

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 10 January 2025.

Booking 75 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, 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.

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 17 January 2025.

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 31% versus a flight in the morning.

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.

Travellers seeking maximum savings on their Hanoi to Sydney flight should consider departing on Friday 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.

Rainfall in Sydney by month

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

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.

Temperature in Sydney by month

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

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).

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 17 January 2025.
Get a feel of what it's like to fly with China Southern, China Eastern and VietJet Air from Hanoi to Sydney by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.7
Good
210 reviews
Check prices

Boarding

7.6

Food

6.9

Overall

7.7

Entertainment

6.4

Comfort

7.6

Crew

8.1

Reviews

1 / 10

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.

Vietnam Airlines
7.7
Good
210 reviews
Vietnam Airlines
7.7
Good
210 reviews
Check prices

Boarding

7.6

Food

6.9

Overall

7.7

Entertainment

6.4

Comfort

7.6

Crew

8.1

Reviews

1 / 10

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.

Cathay Pacific
7.5
Good
826 reviews
Vietnam Airlines
7.7
Good
210 reviews
Check prices

Boarding

7.6

Food

6.9

Overall

7.7

Entertainment

6.4

Comfort

7.6

Crew

8.1

Reviews

1 / 10

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.

China Southern
7.4
Good
85 reviews
Vietnam Airlines
7.7
Good
210 reviews
Check prices

Boarding

7.6

Food

6.9

Overall

7.7

Entertainment

6.4

Comfort

7.6

Crew

8.1

Reviews

1 / 10

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.

Philippine Airlines
7.3
Good
922 reviews
Vietnam Airlines
7.7
Good
210 reviews
Check prices

Boarding

7.6

Food

6.9

Overall

7.7

Entertainment

6.4

Comfort

7.6

Crew

8.1

Reviews

1 / 10

The planes are fairly new, but interior is not in great condition. Boarding process is a little confusing and way too much carry on really makes the boarding process more stressful than it needs to be.

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?

    Flights from Hanoi Noibai to Sydney Kingsford Smith have been viewed 240 times in the past calendar month.

  • 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 $565. Additional round-trip tickets that might be worth considering are offered by Scoot and China Southern, with the lowest prices starting at $584 and $624, respectively. VietJet Air is currently priced 45% 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 Scoot, with whom users have recently found tickets for as low as $330. 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.

  • What are the most reliable airlines from Hanoi to Sydney?

    The top 3 most reliable airlines when flying from Hanoi to Sydney are Vietnam Airlines (81%), Cambodia Angkor Air (81%) and VietJet Air (31%).

  • What are the cheapest flights from Hanoi to Sydney?

    On average you can expect to pay $822 for a flight from Hanoi to Sydney. The cheapest flight overall is $257 while the most popular route, (Hanoi Noibai - Sydney Kingsford Smith) is currently priced at $542.

  • 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, 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.

See more FAQs

Travelling to a place near Hanoi?

Book flights to Hanoi if you plan to visit one of these locations
Parramatta
Wollongong
Katoomba
Randwick
Manly
Penrith
Coogee
Cronulla
Bondi Beach
Lithgow
Terrigal
Leura
Swansea

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Hanoi to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Ho Chi Minh City to Sydney flights
Da Nang to Sydney flights
Ho Chi Minh City to Coolangatta flights
Hue to Sydney flights

Top 3 airlines flying from Hanoi to Sydney

Discover the top 3 airlines that operate flights from Hanoi to Sydney. 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 17 January 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$539Average$799FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
China SouthernCheapest$653Average$852FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Vietnam AirlinesCheapest$897Average$1,097FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

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?

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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