Cheap flights from Sydney to Hanoi from $427

SYD — HAN
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Hanoi Noibai are usually found in May or November, booked 79 days in advance, depart on a Friday or Saturday and return on a Saturday

Cheap flight deals from Sydney to Hanoi

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Hanoi

Sat 21/1112:35 -
1 stop30h 05m
Fri 27/1115:40 -
1 stop14h 55m
Deal found 5/11$724
Sat 14/1112:35 -
1 stop30h 05m
Tue 24/1115:40 -
1 stop14h 55m
Deal found 6/11$728
Wed 11/1112:35 -
1 stop30h 05m
Tue 17/1113:35 -
2 stops16h 25m
Deal found 6/11$745
Tue 10/1113:25 -
2 stops32h 50m
Tue 17/1110:05 -
2 stops22h 05m
Deal found 4/11$747
Thu 12/1112:35 -
1 stop30h 05m
Thu 19/1110:40 -
2 stops19h 20m
Deal found 7/11$750
Mon 23/1112:35 -
1 stop30h 05m
Thu 26/1115:40 -
1 stop14h 55m
Deal found 5/11$753
Thu 19/1112:35 -
1 stop30h 05m
Thu 26/1115:40 -
1 stop14h 55m
Deal found 3/11$755
Thu 19/1112:35 -
1 stop30h 05m
Sat 28/1115:40 -
1 stop14h 55m
Deal found 3/11$757
Sat 7/1112:35 -
1 stop30h 05m
Sun 15/1115:40 -
1 stop14h 55m
Deal found 4/11$758
Wed 18/1112:35 -
1 stop30h 05m
Wed 25/1109:35 -
1 stop29h 15m
Deal found 5/11$761
Mon 23/1112:35 -
1 stop30h 05m
Tue 8/1215:40 -
1 stop14h 55m
Deal found 4/11$763
Wed 4/1112:35 -
1 stop30h 05m
Wed 11/1115:40 -
1 stop14h 55m
Deal found 3/11$773

Find flight deals from Sydney to Hanoi

Round-trip from

$724

One-way from

$427

Popular in

December

Cheapest in

May

Average price

$862

Good round-trip deal

$1,226 or less

Good one-way deal

$578 or less
XiamenAir
  • XiamenAir
  • 21/11-27/11
  • 2 total stops
  • 45h 00m total
  • Sydney to Hanoi
XiamenAir
  • XiamenAir
  • 13/11-31/12
  • 1 total stop
  • 30h 05m total
  • Sydney to Hanoi
Highest demand for flights based on searches. 17% potential increase in price ($329 potential increase over avg. return price).
Cheapest flight prices on average. 5% potential price decrease ($86 potential savings vs. average return price).
Average for round-trip flights in November 2026
Price to beat on a round-trip flight from Sydney Kingsford Smith to Hanoi Noibai.
Price to beat on a one-way flight from Sydney Kingsford Smith to Hanoi Noibai.

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Sat 20/3

13:25-08:35

1 stop23h 10m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$491

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Thu 11/2

12:05-11:05

2 stops27h 00m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$517

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Wed 2/12

07:55-23:40

2 stops19h 45m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$729

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Wed 18/11

12:05-07:00

2 stops22h 55m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$793
Fastest return journey

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Sat 28/11

15:15-20:55

Nonstop9h 40m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$936

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Thu 26/11

12:05-23:40

1 stop15h 35m

Hanoi Noibai

Tue 1/12

13:35-10:00

2 stops40h 25m

$998

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Sat 28/11

17:10-10:00

3 stops44h 50m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$1,074

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Thu 3/12

08:50-12:15

1 stop31h 25m

Hanoi Noibai

Thu 10/12

02:00-06:50

1 stop24h 50m

$1,079

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Fri 8/1

17:10-10:00

3 stops44h 50m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$1,081

SydneyHanoi

SYD Sydney Kingsford Smith - HAN Hanoi Noibai

SYDHAN

Sydney Kingsford Smith

Mon 23/11

12:20-12:00

2 stops27h 40m

Hanoi Noibai

Tue 8/12

13:00-10:20

1 stop17h 20m

$1,611

Flights are sorted by cheapest return flights first.

Deals found on 2/11

Showing 1-10 of 18 resultsSorted by cheapest first
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Best time to book a flight from Sydney to Hanoi

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

Cheapflights Insights

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

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

The best time to book flights from Sydney to Hanoi is 78 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 Sydney to Hanoi?

Currently, May is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $816). Flying from Sydney to Hanoi in December is currently the most expensive (average of $1,688). 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 SYD to HAN?

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

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

Airfare is typical for this route at the moment.

Sydney to Hanoi flights typically cost between $702 and $1,081 in November.
The cheapest return price found within the last 5 days was $724 on XiamenAir (21 Nov–27 Nov).

Reviews of airlines servicing Hanoi

Read through reviews of airlines operating flights from Sydney to Hanoi, such as Vietnam Airlines,Cathay Pacific, andChina Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Crew

8.3

Entertainment

6.3

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Crew

8.3

Entertainment

6.3

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Crew

8.3

Entertainment

6.3

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Crew

8.3

Entertainment

6.3

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Crew

8.3

Entertainment

6.3

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Boarding

7.8

Food

6.9

Overall

7.7

Comfort

7.7

Crew

8.3

Entertainment

6.3

Reviews

1 / 17
6.0
Good

Laura,Sept 2026

DAD - SGN

Flight was delayed - no communication until we boarded nearly an hour late

Related info for your journey

  • How popular is this Sydney to Hanoi flight route?

  • How long is the flight from Sydney to Hanoi?

    Airlines like VietJet Air, Juneyao Airlines, and Malaysia Airlines fly from Sydney to Hanoi in about 15h 35m. The time it takes to get you to your destination can typically vary by up to 15h 50m. The distance from Sydney to Hanoi is about 7783 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Scoot, at $338, was found to be the cheapest airline from Sydney to Hanoi.Alternate airlines to your destination round-trip include VietJet Air and China Southern. You may be able to fly from Sydney to Hanoi for 67% less than the average price by searching for these airlines.

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

    The cheapet airlines for a one-way flight from Sydney to Hanoi are VietJet Air ($282), AirAsia X ($284), and Scoot ($285).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Sydney to Hanoi on time: Cambodia Angkor Air (86%), Air France (83%), Vietnam Airlines (83%).

  • What are the cheapest flights from Sydney to Hanoi?

    On average you can expect to pay $2,118 for a flight from Sydney to Hanoi. The cheapest flight overall is $475 while the most popular route, (Sydney Kingsford Smith - Hanoi Noibai) is currently priced at $609.

  • Where are the most common stopover locations when flying from Sydney to Hanoi?

  • What are some popular things to do or see while on a stopover in Ho Chi Minh City?

    If you're on a stopover in Ho Chi Minh City and looking for things to do, consider visiting Ben Thanh Market, Tân Định Church, or Saigon Square. Travellers on a stopover Ho Chi Minh City can visit Ben Thanh Market, Tân Định Church, and Saigon Square, by traveling 6.6 km, 4.9 km, and 6.9 km, respectively after landing at Ho Chi Minh City.

  • What are some popular points of interest to see during a stopover in Guangzhou?

    If you're on a stopover in Guangzhou and looking for things to do, consider visiting China Guangzhou Wholesale Market, Baima Clothing Wholesale Market, or Canton Tower. Those on a layover in Guangzhou interested in visiting China Guangzhou Wholesale Market, Baima Clothing Wholesale Market, or Canton Tower can do so by travelling 27.1 km, 27.9 km, and 31.5 km, respectively from Guangzhou Baiyun.

  • Where are the least popular stopover locations for Sydney to Hanoi flights?

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

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

  • How can I find direct flights from Sydney to Hanoi?

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

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

    Yes. Cheapflights offers flight deals from Sydney to Hanoi 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 Sydney to Hanoi?

    Currently, May is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $816). Flying from Sydney to Hanoi in December is currently the most expensive (average of $1,688). 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

Browse thousands of different options on Cheapflights for your next trip

Fly from Sydney to Hanoi on these airlines

Top 10 airlines flying from Sydney to Hanoi

AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$338Average$775FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
VietJet AirCheapest$505Average$883FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
China SouthernCheapest$521Average$756FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Hahn Air SystemsCheapest$579Average$970FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air Systems flights
China EasternCheapest$584Average$1,011FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
XiamenAirCheapest$611Average$707FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
Malaysia AirlinesCheapest$738Average$866FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Vietnam AirlinesCheapest$800Average$1,194FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Singapore AirlinesCheapest$811Average$1,093FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest$900Average$1,331FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Sydney to Hanoi flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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