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$187+ 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 7/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HAN
Jun 19 — Jun 261
Thu 6/19
Thu 6/26
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 58 days in advance, depart on a Tuesday or Monday and return on a Tuesday

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 June 14, 2025.

Round-trip from

$359
(Booking.com)

One-way from

$187
(Kiwi.com)

Popular in

December

Cheapest in

March

Average price

$511

Good round-trip deal

$757 or less

Good one-way deal

$191 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. 20% potential increase in price ($148 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in June 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 June 14, 2025.

This Booking.com deal was found by Cheapflights users on 6/12. 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.
Thu 7/108:40 amSYD - HAN
Nonstop10h 30mMultiple Airlines
Wed 7/303:30 pmHAN - SYD
1 stop25h 30mMultiple Airlines
Deal found 6/12$359
This CheapOair deal was found by Cheapflights users on 6/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:15 amSYD - HAN
1 stop17h 05mVietJet Air
Wed 9/105:05 pmHAN - SYD
Nonstop10h 05mVietJet Air
Deal found 6/13$377
This CheapOair deal was found by Cheapflights users on 6/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/312:50 pmSYD - HAN
1 stop26h 05mScoot
Wed 9/1012:55 pmHAN - SYD
1 stop27h 35mScoot
Deal found 6/13$387
This FlightHub deal was found by Cheapflights users on 6/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/310:10 amSYD - HAN
1 stop27h 15mPhilippine Airlines
Tue 9/92:30 amHAN - SYD
1 stop26h 30mPhilippine Airlines
Deal found 6/13$510
This FlightHub deal was found by Cheapflights users on 6/13. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/112:00 pmSYD - HAN
1 stop29h 00mChina Eastern
Thu 11/62:45 amHAN - SYD
1 stop27h 15mChina Eastern
Deal found 6/13$523
This FlightHub deal was found by Cheapflights users on 6/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/13:15 pmSYD - HAN
Nonstop9h 50mVietnam Airlines
Fri 11/75:00 pmHAN - SYD
1 stop12h 50mVietnam Airlines
Deal found 6/12$542
This Cathay Pacific deal was found by Cheapflights users on 6/13. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/411:30 amSYD - HAN
2 stops25h 25mCathay Pacific
Sat 9/137:05 pmHAN - SYD
1 stop12h 45mCathay Pacific
Deal found 6/13$684

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 June 14, 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

Thu 7/10

8:40 am-4:10 pm

Nonstop10h 30m

Hanoi Noibai

Wed 7/30

3:30 pm-8:00 pm

1 stop25h 30m

$359

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 9/3

10:15 am-12:20 am

1 stop17h 05m

Hanoi Noibai

Wed 9/10

5:05 pm-6:10 am

Nonstop10h 05m

$377

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 9/3

12:50 pm-11:55 am

1 stop26h 05m

Hanoi Noibai

Wed 9/10

12:55 pm-7:30 pm

1 stop27h 35m

$387

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 9/3

10:10 am-10:25 am

1 stop27h 15m

Hanoi Noibai

Tue 9/9

2:30 am-8:00 am

1 stop26h 30m

$510

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sat 11/1

12:00 pm-1:45 am

1 stop17h 45m

Hanoi Noibai

Thu 11/6

2:45 am-10:00 am

1 stop27h 15m

$523

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sat 11/1

3:15 pm-9:05 pm

Nonstop9h 50m

Hanoi Noibai

Fri 11/7

5:00 pm-9:50 am

1 stop12h 50m

$542

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Thu 9/4

11:30 am-9:55 am

2 stops25h 25m

Hanoi Noibai

Sat 9/13

7:05 pm-10:50 am

1 stop12h 45m

$684

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Thu 7/10

8:40 am-4:10 pm

Nonstop10h 30m

$187

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 10/28

2:20 pm-8:45 am

1 stop22h 25m

$205

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Thu 7/10

9:15 pm-3:00 pm

1 stop20h 45m

$213

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

Showing 1-10 of 17 results
1
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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 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 June 9, 2025.

To ensure you get the cheapest price possible for a flight from Sydney to Hanoi, you should look to book at least 58 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 $975). 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 June 14, 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.

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 0.6 - 11.7 inches per month. August is typically the wettest month, when rainfall can reach 11.7 in. December is typically the driest time to visit Hanoi when rainfall is around 0.6 in.

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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 62.6 F).

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 June 14, 2025.
See what other customers who have flown with Cathay Pacific, Vietnam Airlines and Turkish Airlines from Sydney to Hanoi have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cathay Pacific
7.6
Good
892 reviews

Overall

7.6

Crew

8.0

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

KS,Jun 2025

TFU - HKG

I like the crews and flights, English over the speakers were difficult to understand. The beef dinner was off flavor.
Cathay Pacific
7.6
Good
892 reviews
Cathay Pacific
7.6
Good
892 reviews

Overall

7.6

Crew

8.0

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

KS,Jun 2025

TFU - HKG

I like the crews and flights, English over the speakers were difficult to understand. The beef dinner was off flavor.
Vietnam Airlines
7.5
Good
194 reviews
Cathay Pacific
7.6
Good
892 reviews

Overall

7.6

Crew

8.0

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

KS,Jun 2025

TFU - HKG

I like the crews and flights, English over the speakers were difficult to understand. The beef dinner was off flavor.
Turkish Airlines
7.3
Good
3,849 reviews
Cathay Pacific
7.6
Good
892 reviews

Overall

7.6

Crew

8.0

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

KS,Jun 2025

TFU - HKG

I like the crews and flights, English over the speakers were difficult to understand. The beef dinner was off flavor.
Philippine Airlines
7.2
Good
872 reviews
Cathay Pacific
7.6
Good
892 reviews

Overall

7.6

Crew

8.0

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

KS,Jun 2025

TFU - HKG

I like the crews and flights, English over the speakers were difficult to understand. The beef dinner was off flavor.
China Eastern
7.2
Good
150 reviews
Cathay Pacific
7.6
Good
892 reviews

Overall

7.6

Crew

8.0

Entertainment

7.8

Food

7.3

Boarding

7.9

Comfort

7.6

Reviews

1 / 20
8.0
Excellent

KS,Jun 2025

TFU - HKG

I like the crews and flights, English over the speakers were difficult to understand. The beef dinner was off flavor.

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 29h 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 10 times in the past calendar month.

  • 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 $377 on this airline. Additional options worth looking into are Scoot and Philippine Airlines, starting at $387 and $510 round-trip. VietJet Air is currently priced 35% below the average price you’ll pay for this route.

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

    $187 is the cheapest one-way deal found within the past few days, from VietJet Air. You may also be able to find cheap deals on Vietnam Airlines and Philippine Airlines, with prices starting from $322 and $340, respectively.

  • 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 (71%), Vietnam Airlines (71%) or Cambodia Angkor Air (71%) 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 $636, our data indicates the cheapest price to be $184. The most popular route (Sydney Kingsford Smith - Hanoi Noibai), is priced around $539.

  • 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 $975). 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

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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 June 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$357Average$528FlexibilityNo cancel feeOn-timeN/A
Vietnam AirlinesCheapest$520Average$609FlexibilityNo cancel feeOn-time81%

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