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$231+ Cheap flights from Sydney (SYD) to Hanoi (HAN)

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 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HAN
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheapflights Tip: The best prices from Sydney Kingsford Smith to Hanoi Noibai are usually found in August or March, booked 89 days in advance, depart on a Wednesday or Friday and return on a Wednesday

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 October 30, 2025.

Most accurate provider

Mytrip
3 stars

Most trusted provider

Mytrip
3 stars

Round-trip from

$384
(Mytrip)

One-way from

$231
(Mytrip)

Popular in

December

Cheapest in

August

Average price

$509
Provider with most accurate pricing for Sydney Kingsford Smith-Hanoi Noibai flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Hanoi Noibai flights.
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From Sydney Kingsford Smith to Hanoi Noibai
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One-way flight from Sydney Kingsford Smith to Hanoi Noibai
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Highest demand for flights based on searches. 22% potential increase in price ($171 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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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 October 30, 2025.

This Mytrip deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:45 amSYD - HAN
2 stops18h 45mMultiple Airlines
Tue 12/168:55 amHAN - SYD
1 stop19h 10mMultiple Airlines
Deal found 10/29$406
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:15 amSYD - HAN
2 stops26h 35mMultiple Airlines
Wed 12/36:40 amHAN - SYD
1 stop21h 25mMultiple Airlines
Deal found 10/29$408
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1311:15 amSYD - HAN
2 stops23h 50mVietJet Air
Wed 12/36:40 amHAN - SYD
1 stop21h 25mVietJet Air
Deal found 10/29$419
This Kiwi.com deal was found by Cheapflights users on 10/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/258:25 amSYD - HAN
1 stop17h 10mMultiple Airlines
Wed 11/2611:40 pmHAN - SYD
1 stop28h 25mMultiple Airlines
Deal found 10/29$421
This Kiwi.com deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/27:15 amSYD - HAN
1 stop18h 20mMultiple Airlines
Wed 12/1711:40 pmHAN - SYD
1 stop28h 25mMultiple Airlines
Deal found 10/28$428

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated October 30, 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 3/4

3:15 pm-8:45 pm

Nonstop9h 30m

Hanoi Noibai

Thu 3/12

3:00 pm-9:50 am

1 stop14h 50m

$606

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Mon 11/10

8:45 am-6:30 pm

1 stop13h 45m

Hanoi Noibai

Sat 11/15

7:30 pm-12:00 pm

1 stop12h 30m

$662

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 11/12

3:15 pm-10:05 am

1 stop22h 50m

Hanoi Noibai

Fri 11/21

11:05 am-8:50 pm

1 stop29h 45m

$662

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Mon 2/2

4:10 pm-5:25 pm

1 stop29h 15m

Hanoi Noibai

Tue 2/10

6:25 pm-7:40 am

1 stop33h 15m

$686

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 3/4

8:45 am-6:30 pm

1 stop13h 45m

Hanoi Noibai

Thu 3/12

11:05 am-5:45 pm

2 stops26h 40m

$697

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 3/3

3:15 pm-6:30 pm

1 stop31h 15m

Hanoi Noibai

Fri 3/13

11:05 am-7:30 am

2 stops40h 25m

$697

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 11/12

11:05 am-10:05 am

1 stop27h 00m

Hanoi Noibai

Tue 11/18

11:05 am-11:25 am

2 stops20h 20m

$699

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Fri 11/14

11:05 am-10:05 am

1 stop27h 00m

Hanoi Noibai

Fri 11/21

11:05 am-8:50 pm

1 stop29h 45m

$704

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 3/10

6:30 am-10:05 am

2 stops31h 35m

Hanoi Noibai

Fri 3/13

11:05 am-2:55 pm

2 stops23h 50m

$710

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Fri 3/20

1:30 pm-10:20 am

2 stops24h 50m

Hanoi Noibai

Thu 4/9

11:35 am-10:45 am

1 stop20h 10m

$772

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/29

Showing 1-10 of 17 results
1
2

Compare providers for flights from Sydney to Hanoi

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Hanoi in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
MytripPrice Accuracy3 starsTrust Score*3 stars
Trip.comPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sydney-Hanoi flights, users find the pricing of Mytrip to be most consistent on Cheapflights vs. Mytrip Users can find the same prices on Sydney-Hanoi flight deals on Cheapflights vs. Mytrip >95% of the time. Price accuracy is based on data collected from Sydney-Hanoi flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-Hanoi flights, Cheapflights users trust Mytrip the most. Mytrip 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 Sydney-Hanoi 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 Sydney to Hanoi

Have a flexible travel schedule? Discover the best time to fly to Hanoi from Sydney with our price prediction graph.
Estimated round-trip 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 round-trip flight from Sydney to Hanoi. Price data was last updated on October 24, 2025.

To ensure you get the cheapest price possible for a flight from Sydney to Hanoi, you should look to book at least 89 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, August is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $272). Flying from Sydney to Hanoi in December is currently the most expensive (average of $556). 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 October 30, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 49% on flights from Sydney to Hanoi by exploring options for tickets in the evening.

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

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 October 30, 2025.
Get a feel of what it's like to fly with Vietnam Airlines and VietJet Air from Sydney to Hanoi by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vietnam Airlines
7.5
Good
210 reviews

Entertainment

6.3

Overall

7.5

Comfort

7.5

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.
Vietnam Airlines
7.5
Good
210 reviews
Vietnam Airlines
7.5
Good
210 reviews

Entertainment

6.3

Overall

7.5

Comfort

7.5

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.
VietJet Air
5.6
Fair
152 reviews
Vietnam Airlines
7.5
Good
210 reviews

Entertainment

6.3

Overall

7.5

Comfort

7.5

Boarding

7.6

Food

6.8

Crew

8.1

Reviews

1 / 14
10.0
Excellent

Allen,Aug 2025

SGN - PER

We were surprised. Vietnam airlines was a wonderful and comfortable experience. Our flights were on time, the staff were very attentive, and the aircraft was spacious. We flew on a 787.

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 30m for a nonstop flight. You can also purchase a plane ticket from 2 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 7 times in the past calendar month.

  • How long is the flight from Sydney to Hanoi?

    A quick flight from Sydney to Hanoi can take about 9h 30m. Vietnam Airlines provides one of the quickest options available for as low as $606. The distance from Sydney to Hanoi is about 4836 mi. This flight may include one or multiple stops.

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

    Our cheapest airline available from Sydney to Hanoi is VietJet Air. Our recent data shows that you can find tickets from as low as $357 on this airline. An additional option worth looking into is Vietnam Airlines, starting at $520. VietJet Air is currently priced 39% below the average price you’ll pay for this route.

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

    No one likes to see their flight delayed. When booking a flight from Sydney to Hanoi consider choosing Air France (80%), Vietnam Airlines (80%) or Cambodia Angkor Air (80%) as they are the most reliable in getting you off to your destination on time.

  • 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 vacation 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, August is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $272). Flying from Sydney to Hanoi in December is currently the most expensive (average of $556). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sydney to Hanoi

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

Top 2 airlines flying from Sydney to Hanoi

Discover the top 2 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 2,558,603 searches. Data last updated October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$357Average$470FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$520Average$630FlexibilityNo cancel feeOn-time81%

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