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Cheap flights from Sydney to Hanoi from $309

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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HAN
26 Feb — 5 Mar1
1 adult

The best prices from Sydney Kingsford Smith to Hanoi Noibai are usually found in May or August, booked 58 days in advance, depart on a Thursday or Saturday and return on a Monday

Cheap flight deals from Sydney to Hanoi

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Hanoi (HAN). 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 21 February 2025.

Round-trip from

$572

One-way from

$309

Popular in

December

Cheapest in

May

Average price

$854

Good round-trip deal

$784 or less

Good one-way deal

$425 or less
VietJet Air
  • VietJet Air
  • 13/5-17/5
  • 1 total stop
  • 28h 30m total
  • Sydney to Hanoi
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3/3
  • 3/3
  • 1 total stop
  • 25h 30m total
  • Sydney to Hanoi
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($381 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($78 potential savings vs. average return price).
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Average for round-trip flights in February 2025
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Price to beat on a round-trip flight from Sydney Kingsford Smith to Hanoi Noibai.
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Price to beat on a one-way flight from Sydney Kingsford Smith to Hanoi Noibai.
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Find flight deals from Sydney to Hanoi

Cheapest flights from Sydney to Hanoi
Explore the most affordable flight options available from Sydney to Hanoi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 21 February 2025.

Tue 13/520:45SYD - HAN
1 stop18h 25mMultiple Airlines
Sat 17/517:05HAN - SYD
Nonstop10h 05mMultiple Airlines
Deal found 20/2$572
Sun 11/508:40SYD - HAN
Nonstop10h 30mVietJet Air
Wed 21/517:05HAN - SYD
Nonstop10h 05mVietJet Air
Deal found 20/2$574
Sat 8/312:30SYD - HAN
1 stop30h 10mXiamenAir
Sat 22/315:40HAN - SYD
1 stop14h 45mXiamenAir
Deal found 20/2$641
Mon 24/312:00SYD - HAN
1 stop17h 45mChina Eastern
Thu 3/402:20HAN - SYD
1 stop27h 40mChina Eastern
Deal found 19/2$676
Wed 19/1111:50SYD - HAN
1 stop13h 50mVietnam Airlines
Wed 26/1115:00HAN - SYD
1 stop14h 50mVietnam Airlines
Deal found 20/2$807
Mon 18/810:15SYD - HAN
1 stop17h 30mPhilippine Airlines
Sat 13/902:40HAN - SYD
1 stop26h 20mPhilippine Airlines
Deal found 19/2$833
Thu 13/309:20SYD - HAN
1 stop33h 50mChina Southern
Mon 17/311:45HAN - SYD
1 stop28h 35mChina Southern
Deal found 20/2$912
Mon 24/208:45SYD - HAN
1 stop13h 40mCathay Pacific
Wed 5/319:25HAN - SYD
1 stop12h 35mCathay Pacific
Deal found 20/2$947

Find flights from Sydney to Hanoi within your budget

Customise your flight search to find flights from Sydney to Hanoi 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 21 February 2025.

Fly from

Sydney

Fly to

Hanoi

Route

Depart

Return

Price

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 13/5

20:45-12:10

1 stop18h 25m

Hanoi Noibai

Sat 17/5

17:05-06:10

Nonstop10h 05m

$572

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 11/5

08:40-16:10

Nonstop10h 30m

Hanoi Noibai

Wed 21/5

17:05-06:10

Nonstop10h 05m

$574

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sat 8/3

12:30-14:40

1 stop30h 10m

Hanoi Noibai

Sat 22/3

15:40-10:25

1 stop14h 45m

$641

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Mon 24/3

12:00-01:45

1 stop17h 45m

Hanoi Noibai

Thu 3/4

02:20-10:00

1 stop27h 40m

$676

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Mon 18/8

10:15-00:45

1 stop17h 30m

Hanoi Noibai

Sat 13/9

02:40-08:00

1 stop26h 20m

$833

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 27/7

10:15-20:05

1 stop12h 50m

Hanoi Noibai

Sun 17/8

23:50-12:15

Nonstop9h 25m

$850

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Thu 13/3

09:20-15:10

1 stop33h 50m

Hanoi Noibai

Mon 17/3

11:45-20:20

1 stop28h 35m

$912

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Thu 6/3

20:40-16:40

2 stops24h 00m

Hanoi Noibai

Sat 22/3

13:25-15:30

1 stop22h 05m

$1,024

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 17/8

15:00-18:05

2 stops30h 05m

Hanoi Noibai

Sat 13/9

19:05-20:10

1 stop22h 05m

$1,047

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Mon 3/3

10:45-08:15

1 stop25h 30m

$309

Flights are sorted by cheapest return flights first.

Deals found on 20/2

Showing 1-10 of 16 results
1
2

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
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 Sydney to Hanoi

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

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

Use this chart to determine the optimal time to book a return flight from Sydney to Hanoi. Price data was last updated on 14 February 2025.

The best time to book flights from Sydney to Hanoi is 58 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, October is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $460). Flying from Sydney to Hanoi in December is currently the most expensive (average of $817). 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?

Find hourly flight availability from Sydney to Hanoi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 21 February 2025.

It’s typically best to fly out from Sydney to Hanoi in the evening. Doing so could potentially save you 30% on the flight price compared to flying in the afternoon, which is usually more expensive.

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

Use this chart to determine the cheapest time to fly return from Sydney to Hanoi. Price data was last updated on 16 February 2025.

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

Rainfall in Hanoi by month

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

In terms of precipitation, rainfall in Hanoi ranges from 14.0 - 296.0 inches per month. August is typically the wettest month, when rainfall can reach 296.0 mm. December is typically the driest time to visit Hanoi when rainfall is around 14.0 mm.

Temperature in Hanoi by month

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

If weather is an important factor for your trip to Hanoi, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.0 C).

Reviews of airlines servicing Hanoi

Get insights into the airlines that provide service to Hanoi. 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 Hanoi. Reviews last updated 21 February 2025.
Read through reviews of airlines operating flights from Sydney to Hanoi, such as China Southern, Vietnam Airlines and Cathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
China Southern
7.6
Good
87 reviews
Check prices

Comfort

7.9

Entertainment

7.7

Food

7.5

Overall

7.6

Crew

8.4

Boarding

8.0

Reviews

1 / 1

6.0
Good

Teak,June 2024

CAN - NRT

Boarding system very poor too much waiting and no system

China Southern
7.6
Good
87 reviews
China Southern
7.6
Good
87 reviews
Check prices

Comfort

7.9

Entertainment

7.7

Food

7.5

Overall

7.6

Crew

8.4

Boarding

8.0

Reviews

1 / 1

6.0
Good

Teak,June 2024

CAN - NRT

Boarding system very poor too much waiting and no system

Vietnam Airlines
7.6
Good
196 reviews
China Southern
7.6
Good
87 reviews
Check prices

Comfort

7.9

Entertainment

7.7

Food

7.5

Overall

7.6

Crew

8.4

Boarding

8.0

Reviews

1 / 1

6.0
Good

Teak,June 2024

CAN - NRT

Boarding system very poor too much waiting and no system

Cathay Pacific
7.5
Good
820 reviews
China Southern
7.6
Good
87 reviews
Check prices

Comfort

7.9

Entertainment

7.7

Food

7.5

Overall

7.6

Crew

8.4

Boarding

8.0

Reviews

1 / 1

6.0
Good

Teak,June 2024

CAN - NRT

Boarding system very poor too much waiting and no system

China Eastern
7.0
Good
126 reviews
China Southern
7.6
Good
87 reviews
Check prices

Comfort

7.9

Entertainment

7.7

Food

7.5

Overall

7.6

Crew

8.4

Boarding

8.0

Reviews

1 / 1

6.0
Good

Teak,June 2024

CAN - NRT

Boarding system very poor too much waiting and no system

Related info for your journey

Find useful and relevant information for your journey from Sydney to Hanoi. 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 Sydney to Hanoi?

    Booking a flight from Sydney Kingsford Smith (SYD) to Hanoi Noibai (HAN) is your only option if you wish to fly from Sydney to Hanoi. On a typical day, there is 1 flight from Kingsford Smith to Noibai, all of which are around 9h 50m for a nonstop flight. You can also purchase a plane ticket from 16 airlines when you book a flight from Kingsford Smith to Hanoi.

  • How popular is this Sydney to Hanoi flight route?

    Flights from Sydney Kingsford Smith to Hanoi Noibai have been viewed 6,052 times in the past calendar month.

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

    VietJet Air, at $574, was found to be the cheapest airline from Sydney to Hanoi.Alternate airlines to your destination round-trip include XiamenAir and China Eastern. You may be able to fly from Sydney to Hanoi for 35% 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 ($310), Scoot ($329), and XiamenAir ($364).

  • 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: Air France (96%), Vietnam Airlines (96%), Cambodia Angkor Air (96%).

  • What are the cheapest flights from Sydney to Hanoi?

    On average you can expect to pay $2,024 for a flight from Sydney to Hanoi. The cheapest flight overall is $303 while the most popular route, (Sydney Kingsford Smith - Hanoi Noibai) is currently priced at $513.

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

    The most popular stopover on flights from Sydney to Hanoi is Ho Chi Minh City. Singapore sees the second most layovers for non-direct flights 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, An Dong Market, or Saigon Skydeck. Travellers on a stopover Ho Chi Minh City can visit Ben Thanh Market, An Dong Market, and Saigon Skydeck, by traveling 6.6 km, 7.0 km, and 7.3 km, respectively after landing at Ho Chi Minh City.

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

    If you're on a stopover in Singapore and looking for things to do, consider visiting Sentosa, Merlion, or Boat Quay. Those on a layover in Singapore interested in visiting Sentosa, Merlion, or Boat Quay can do so by travelling 21.6 km, 16.9 km, and 17.3 km, respectively from Singapore Changi. Those landing in Singapore looking to spend some time exploring during their stopover can hire a car for about $132 per day.

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

    Flights departing from Sydney and landing in Hanoi stopover in Hong Kong least frequently. Guangzhou sees the next fewest stopovers on 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, October is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $460). Flying from Sydney to Hanoi in December is currently the most expensive (average of $817). 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

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Fly from Sydney to Hanoi on these airlines

Choose from the following airlines for your flight from Sydney to Hanoi. Flights are based on user searches made on Cheapflights and were last updated on 21 February 2025.
Vietnam Airlines flights from Sydney Kingsford Smith to Hanoi Noibai
Singapore Airlines flights from Sydney Kingsford Smith to Hanoi Noibai
Scoot flights from Sydney Kingsford Smith to Hanoi Noibai

Top 10 airlines flying from Sydney to Hanoi

Discover the top 10 airlines that operate flights from Sydney to Hanoi. 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 21 February 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$422Average$661FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
XiamenAirCheapest$456Average$772FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
China SouthernCheapest$510Average$700FlexibilityNo cancel feeOn-time69%
Search China Southern flights
VietJet AirCheapest$523Average$789FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
Sichuan AirlinesCheapest$667Average$752FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
Vietnam AirlinesCheapest$700Average$900FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Philippine AirlinesCheapest$709Average$831FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
FlexFlightCheapest$753Average$1,053FlexibilityNo cancel feeOn-timeN/A
Search FlexFlight flights
Malaysia AirlinesCheapest$754Average$886FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China EasternCheapest$773Average$1,340FlexibilityNo cancel feeOn-time62%
Search China Eastern flights

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Hanoi flexibly with Cheapflights today.

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

Yes! Start tracking prices for Sydney to Hanoi 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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