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Cheap flights from Sydney to Hanoi 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 30/3. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HAN
26 Mar — 2 Apr1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Hanoi Noibai are usually found in August or May, booked 6 days in advance, depart on a Thursday or Sunday 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 March 2025.

Round-trip from

$556

One-way from

$311

Popular in

December

Cheapest in

August

Average price

$770

Good round-trip deal

$694 or less

Good one-way deal

$446 or less
VietJet Air
  • VietJet Air
  • 4/5-10/5
  • Nonstop
  • 20h 35m total
  • Sydney to Hanoi
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VietJet Air
  • VietJet Air
  • 30/3
  • Nonstop
  • 10h 20m total
  • Sydney to Hanoi
Search Deals
Highest demand for flights based on searches. 21% potential increase in price ($395 potential increase over avg. return price).
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Cheapest flight prices on average. 5% potential price decrease ($81 potential savings vs. average return price).
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Average for round-trip flights in March 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 March 2025.

Wed 6/812:50SYD - HAN
1 stop26h 05mMultiple Airlines
Wed 20/817:05HAN - SYD
Nonstop10h 05mMultiple Airlines
Deal found 20/3$550
Sun 4/508:40SYD - HAN
Nonstop10h 30mVietJet Air
Sat 10/517:05HAN - SYD
Nonstop10h 05mVietJet Air
Deal found 20/3$556
Wed 6/812:50SYD - HAN
1 stop26h 05mScoot
Wed 20/812:55HAN - SYD
1 stop27h 35mScoot
Deal found 20/3$589
Tue 20/521:45SYD - HAN
1 stop16h 00mChina Southern
Fri 30/518:00HAN - SYD
1 stop22h 40mChina Southern
Deal found 20/3$607
Fri 25/420:30SYD - HAN
1 stop31h 50mChina Eastern
Fri 2/517:15HAN - SYD
2 stops36h 15mChina Eastern
Deal found 20/3$783
Mon 5/510:15SYD - HAN
1 stop12h 50mVietnam Airlines
Fri 16/523:50HAN - SYD
Nonstop9h 25mVietnam Airlines
Deal found 20/3$883
Fri 4/412:25SYD - HAN
1 stop30h 15mXiamenAir
Sun 13/415:40HAN - SYD
1 stop14h 40mXiamenAir
Deal found 19/3$902
Sun 18/510:10SYD - HAN
1 stop17h 35mPhilippine Airlines
Wed 21/501:45HAN - SYD
1 stop27h 15mPhilippine Airlines
Deal found 20/3$936
Mon 23/611:15SYD - HAN
1 stop17h 15mCebu Pacific
Fri 18/702:30HAN - SYD
1 stop28h 15mCebu Pacific
Deal found 20/3$989
Wed 19/315:15SYD - HAN
1 stop22h 50mCathay Pacific
Tue 1/410:55HAN - SYD
1 stop20h 55mCathay Pacific
Deal found 18/3$1,039

Cheapflights Fare Finder

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 March 2025.
Use the filters below to find and compare flights from Sydney to Hanoi that are best for you.

Fly from

Sydney

Fly to

Hanoi

Route

Depart

Return

Price

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 6/8

12:50-11:55

1 stop26h 05m

Hanoi Noibai

Wed 20/8

17:05-06:10

Nonstop10h 05m

$550

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 4/5

08:40-16:10

Nonstop10h 30m

Hanoi Noibai

Sat 10/5

17:05-06:10

Nonstop10h 05m

$556

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 6/8

12:50-11:55

1 stop26h 05m

Hanoi Noibai

Wed 20/8

12:55-19:30

1 stop27h 35m

$589

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 20/5

21:45-10:45

1 stop16h 00m

Hanoi Noibai

Fri 30/5

18:00-19:40

1 stop22h 40m

$607

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Fri 25/4

20:30-01:20

1 stop31h 50m

Hanoi Noibai

Fri 2/5

17:15-08:30

2 stops36h 15m

$783

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 20/5

10:15-00:05

1 stop16h 50m

Hanoi Noibai

Fri 30/5

23:50-12:15

Nonstop9h 25m

$875

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 18/5

10:10-00:45

1 stop17h 35m

Hanoi Noibai

Wed 21/5

01:45-08:00

1 stop27h 15m

$936

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Mon 23/6

11:15-01:30

1 stop17h 15m

Hanoi Noibai

Sat 19/7

08:25-09:45

1 stop22h 20m

$989

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 6/4

11:25-14:40

1 stop30h 15m

Hanoi Noibai

Mon 14/4

15:40-09:20

1 stop14h 40m

$1,079

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 30/3

09:35-15:55

Nonstop10h 20m

$311

Flights are sorted by cheapest return flights first.

Deals found on 20/3

Showing 1-10 of 17 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.

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?

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

The best time to book flights from Sydney to Hanoi is 6 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 March 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 March 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 March 2025.
Read through reviews of airlines operating flights from Sydney to Hanoi, such as Vietnam Airlines, Cathay Pacific and China Southern. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.6
Good
191 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.5

Entertainment

6.3

Comfort

7.5

Crew

8.1

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

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
7.6
Good
191 reviews
Vietnam Airlines
7.6
Good
191 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.5

Entertainment

6.3

Comfort

7.5

Crew

8.1

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

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
830 reviews
Vietnam Airlines
7.6
Good
191 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.5

Entertainment

6.3

Comfort

7.5

Crew

8.1

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

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
7.5
Good
90 reviews
Vietnam Airlines
7.6
Good
191 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.5

Entertainment

6.3

Comfort

7.5

Crew

8.1

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

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
7.2
Good
838 reviews
Vietnam Airlines
7.6
Good
191 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.5

Entertainment

6.3

Comfort

7.5

Crew

8.1

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

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 Eastern
7.1
Good
132 reviews
Vietnam Airlines
7.6
Good
191 reviews
Check prices

Food

6.8

Overall

7.6

Boarding

7.5

Entertainment

6.3

Comfort

7.5

Crew

8.1

Reviews

1 / 12
6.0
Good

Glenn,Jan 2025

PQC - SGN

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 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 15 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 6,103 times in the past calendar month.

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

    VietJet Air, at $556, was found to be the cheapest airline from Sydney to Hanoi.Alternate airlines to your destination round-trip include China Southern and China Eastern. You may be able to fly from Sydney to Hanoi for 37% 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 ($311), Scoot ($322), and Vietnam Airlines ($467).

  • 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 (100%), Vietnam Airlines (100%), Cambodia Angkor Air (100%).

  • What are the cheapest flights from Sydney to Hanoi?

    On average you can expect to pay $2,905 for a flight from Sydney to Hanoi. The cheapest flight overall is $306 while the most popular route, (Sydney Kingsford Smith - Hanoi Noibai) is currently priced at $263.

  • 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 $133 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

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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 March 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 March 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$327Average$676FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
XiamenAirCheapest$505Average$1,157FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
China SouthernCheapest$513Average$662FlexibilityNo cancel feeOn-time69%
Search China Southern flights
VietJet AirCheapest$525Average$761FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
Sichuan AirlinesCheapest$674Average$868FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
China EasternCheapest$698Average$1,319FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Vietnam AirlinesCheapest$706Average$900FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Philippine AirlinesCheapest$724Average$792FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
FlexFlightCheapest$760Average$1,065FlexibilityNo cancel feeOn-timeN/A
Search FlexFlight flights
Malaysia AirlinesCheapest$762Average$938FlexibilityNo cancel feeOn-time67%
Search Malaysia 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 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?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Hanoi for you. Better yet — we are completely free to use.

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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