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$178+ 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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HAN
Aug 30 — Sep 61
Sat 8/30
Sat 9/6
1 adult, Economy
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Cheapflights Tip: The best prices from Sydney Kingsford Smith to Hanoi Noibai are usually found in March or August, 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 August 25, 2025.

Round-trip from

$363
(Kiwi.com)

One-way from

$178
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$486

Good round-trip deal

$501 or less

Good one-way deal

$309 or less
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. 21% potential increase in price ($161 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 August 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 August 25, 2025.

This Kiwi.com deal was found by Cheapflights users on 8/24. 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.
Wed 10/1511:15 amSYD - HAN
1 stop14h 35mMultiple Airlines
Wed 11/59:45 amHAN - SYD
1 stop29h 05mMultiple Airlines
Deal found 8/24$363
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Wed 10/2211:15 amSYD - HAN
1 stop14h 35mVietJet Air
Tue 11/41:50 pmHAN - SYD
1 stop14h 15mVietJet Air
Deal found 8/23$391
This Mytrip deal was found by Cheapflights users on 8/24. 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.
Sat 10/251:50 pmSYD - HAN
1 stop23h 00mMultiple Airlines
Mon 11/311:15 pmHAN - SYD
2 stops33h 50mMultiple Airlines
Deal found 8/24$397
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Wed 10/2211:15 amSYD - HAN
1 stop14h 35mMultiple Airlines
Tue 11/410:05 amHAN - SYD
2 stops23h 00mMultiple Airlines
Deal found 8/23$415
This Booking.com deal was found by Cheapflights users on 8/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/252:20 pmSYD - HAN
1 stop22h 25mMultiple Airlines
Sun 12/71:50 pmHAN - SYD
1 stop14h 15mMultiple Airlines
Deal found 8/25$428
This Kiwi.com deal was found by Cheapflights users on 8/23. 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.
Sat 9/610:15 amSYD - HAN
1 stop12h 50mMultiple Airlines
Sat 9/611:40 pmHAN - SYD
2 stops31h 30mMultiple Airlines
Deal found 8/23$473
This Mytrip deal was found by Cheapflights users on 8/25. 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.
Mon 9/228:45 pmSYD - HAN
2 stops29h 30mMultiple Airlines
Mon 9/2910:40 amHAN - SYD
2 stops17h 40mMultiple Airlines
Deal found 8/25$500

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 August 25, 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 10/15

11:15 am-9:50 pm

1 stop14h 35m

Hanoi Noibai

Wed 11/5

9:45 am-6:50 pm

1 stop29h 05m

$363

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 10/22

11:15 am-9:50 pm

1 stop14h 35m

Hanoi Noibai

Tue 11/4

1:50 pm-8:05 am

1 stop14h 15m

$391

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sat 10/25

1:50 pm-8:50 am

1 stop23h 00m

Hanoi Noibai

Mon 11/3

11:15 pm-1:05 pm

2 stops33h 50m

$397

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 10/22

11:15 am-9:50 pm

1 stop14h 35m

Hanoi Noibai

Tue 11/4

10:05 am-1:05 pm

2 stops23h 00m

$415

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 11/25

2:20 pm-7:20 pm

2 stops33h 00m

Hanoi Noibai

Sun 12/7

5:45 pm-11:30 am

1 stop13h 45m

$415

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sat 9/6

10:15 am-8:05 pm

1 stop12h 50m

Hanoi Noibai

Sat 9/6

11:40 pm-10:10 am

2 stops31h 30m

$473

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 2/10

8:05 pm-8:45 am

1 stop16h 40m

Hanoi Noibai

Sat 2/28

2:50 am-9:50 am

1 stop27h 00m

$476

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 10/1

10:15 am-12:30 am

1 stop17h 15m

$178

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Mon 9/15

10:15 am-11:10 pm

1 stop15h 55m

$180

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sat 1/31

2:20 pm-8:50 am

1 stop22h 30m

$195

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/24

Showing 1-10 of 15 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 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 August 22, 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, September is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $901). Flying from Sydney to Hanoi in December is currently the most expensive (average of $1,618). 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 August 25, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 50% 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 August 25, 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
200 reviews

Comfort

7.5

Overall

7.5

Crew

8.1

Entertainment

6.3

Food

6.8

Boarding

7.5

Reviews

1 / 13
10.0
Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.
Vietnam Airlines
7.5
Good
200 reviews
Vietnam Airlines
7.5
Good
200 reviews

Comfort

7.5

Overall

7.5

Crew

8.1

Entertainment

6.3

Food

6.8

Boarding

7.5

Reviews

1 / 13
10.0
Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.
VietJet Air
5.6
Fair
146 reviews
Vietnam Airlines
7.5
Good
200 reviews

Comfort

7.5

Overall

7.5

Crew

8.1

Entertainment

6.3

Food

6.8

Boarding

7.5

Reviews

1 / 13
10.0
Excellent

Hamish,May 2025

SGN - MEL

Great experience with airline and quality of aircraft and crew service. Traveled in premium economy. Good comfy seats with excellent recline so could sleep fine.

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 39h 35m 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 12 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 14h 35m. VietJet Air provides one of the quickest options available for as low as $391. The distance from Sydney to Hanoi is about 4836 mi.

  • 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 (60%), Vietnam Airlines (60%) or Cambodia Angkor Air (60%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Sydney to Hanoi?

    Looking for the cheapest flight from Sydney to Hanoi? While on average our users pay $497, our data indicates the cheapest price to be $303. The most popular route (Sydney Kingsford Smith - Hanoi Noibai), is priced around $1,007.

  • 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, September is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $901). Flying from Sydney to Hanoi in December is currently the most expensive (average of $1,618). 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 August 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$357Average$492FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$520Average$681FlexibilityNo cancel feeOn-time81%

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