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$251+ Cheap flights from Hanoi (HAN) to Sydney (SYD)

HAN — SYD
Nov 2 — Nov 91
Mon 11/2
Mon 11/9
1 adult, Economy
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Cheapflights Tip: The best prices from Hanoi Noibai to Sydney Kingsford Smith are usually found in August or February, booked 45 days in advance, depart on a Monday or Tuesday and return on a Tuesday

Cheap flight deals from Hanoi to Sydney

Cheapest flights from Hanoi to Sydney

Sun 10/189:00 pm -
1 stop19h 35m
Wed 11/410:05 pm -
1 stop16h 35m
Deal found 9/30$468
Wed 10/283:40 pm -
1 stop14h 55m
Wed 11/412:35 pm -
1 stop30h 05m
Deal found 9/30$518
Sat 11/149:35 am -
1 stop29h 15m
Sat 11/213:10 pm -
1 stop27h 35m
Deal found 9/29$536
Thu 11/123:05 pm -
1 stop16h 25m
Thu 11/194:25 pm -
1 stop19h 45m
Deal found 9/28$542
Sun 10/183:45 pm -
2 stops24h 50m
Sun 10/2510:45 am -
2 stops18h 15m
Deal found 10/3$587
Wed 10/283:40 pm -
1 stop14h 55m
Wed 11/49:30 pm -
2 stops21h 15m
Deal found 9/30$663

Find flight deals from Hanoi to Sydney

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$468
(Kiwi.com)

One-way from

$251
(Kiwi.com)

Popular in

October

Cheapest in

August

Average price

$950
Provider with most accurate pricing for Hanoi Noibai-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Hanoi Noibai-Sydney Kingsford Smith flights.
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From Hanoi Noibai to Sydney Kingsford Smith
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One-way flight from Hanoi Noibai to Sydney Kingsford Smith
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Highest demand for flights based on searches. 5% potential increase in price ($52 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

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

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Route

Depart

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Price

Cheapest round-trip

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Fri 11/20

9:00 am-3:05 pm

1 stop26h 05m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$298

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Wed 11/18

7:15 am-10:00 am

2 stops22h 45m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$314

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Fri 11/6

9:55 pm-10:00 am

2 stops56h 05m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$348
Quickest round-trip

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Sun 11/22

11:35 pm-1:15 pm

Nonstop9h 40m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$350

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Thu 12/3

11:35 pm-1:15 pm

Nonstop9h 40m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$360

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Fri 11/20

10:25 pm-10:00 am

2 stops55h 35m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$365

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Tue 2/2

10:20 am-6:30 am

1 stop16h 10m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$373

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Sun 11/22

7:15 am-10:00 am

2 stops22h 45m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$382

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Wed 10/28

6:45 pm-10:00 am

2 stops35h 15m

Sydney Kingsford Smith

Wed 12/31

12:00 am-10:00 pm

Nonstop0h 00m

$392

HanoiSydney

HAN Hanoi Noibai - SYD Sydney Kingsford Smith

HANSYD

Hanoi Noibai

Thu 11/12

3:05 pm-11:30 am

1 stop16h 25m

Sydney Kingsford Smith

Thu 11/19

4:25 pm-8:10 am

1 stop19h 45m

$542

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/29

Showing 1-10 of 14 resultsSorted by cheapest first
1
2
  • Most accurate provider: When it comes to deals on Hanoi-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Hanoi-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Hanoi-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Hanoi-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Hanoi-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip price

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?

The best time to book flights from Hanoi to Sydney is 42 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, August is the cheapest month in which you can book a flight from Hanoi to Sydney (average of $677). Flying from Hanoi to Sydney in October is currently the most expensive (average of $950). 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?

When flying from Hanoi to Sydney, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Hanoi to Sydney?

Airfare is below average for this route at the moment.

Hanoi to Sydney flights typically cost between $764 and $1,163 in October.
The cheapest round-trip price found within the last 5 days was $468 on Multiple Airlines (Oct 18-Nov 4).

Related info for your journey

  • How long is the flight from Hanoi to Sydney?

    There are many flights that can get you from Hanoi to Sydney in 15h 45m. Fly via VietJet Air to get the fastest option. The distance from Hanoi to Sydney is about 4836 mi.

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Hanoi to Sydney (average of $677). Flying from Hanoi to Sydney in October is currently the most expensive (average of $950). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

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