Cheap flights from Sydney to Hanoi from $305

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 16/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HAN
21 Apr — 28 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Hanoi Noibai are usually found in August or October, booked 88 days in advance, depart on a Sunday or Thursday and return on a Thursday

Cheap flight deals from Sydney to Hanoi

Enter your travel dates to find the best prices.

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 22 March 2026.

Sun 7/620:50
SYD
-
HAN
1 stop14h 25m
Multiple Airlines
Wed 24/612:50
HAN
-
SYD
1 stop27h 30m
Multiple Airlines
Deal found 20/3$582
Fri 17/409:45
SYD
-
HAN
1 stop25h 30m
Multiple Airlines
Wed 20/512:50
HAN
-
SYD
1 stop27h 30m
Multiple Airlines
Deal found 19/3$585
Fri 13/1111:15
SYD
-
HAN
1 stop17h 40m
VietJet Air
Mon 30/1106:00
HAN
-
SYD
2 stops22h 05m
VietJet Air
Deal found 19/3$586
Thu 30/410:00
SYD
-
HAN
2 stops31h 45m
China Eastern
Thu 14/502:35
HAN
-
SYD
1 stop26h 25m
China Eastern
Deal found 17/3$588
Sat 25/408:45
SYD
-
HAN
1 stop34h 00m
China Southern
Sat 9/516:45
HAN
-
SYD
1 stop34h 40m
China Southern
Deal found 20/3$589
Tue 28/411:25
SYD
-
HAN
1 stop30h 15m
Multiple Airlines
Fri 15/509:00
HAN
-
SYD
1 stop20h 20m
Multiple Airlines
Deal found 20/3$592
Mon 17/810:15
SYD
-
HAN
1 stop15h 40m
VietJet Air
Mon 14/909:20
HAN
-
SYD
2 stops19h 00m
VietJet Air
Deal found 22/3$595
Sat 7/1111:15
SYD
-
HAN
1 stop16h 50m
Multiple Airlines
Sat 14/1109:40
HAN
-
SYD
1 stop29h 10m
Multiple Airlines
Deal found 20/3$596
Fri 8/513:00
SYD
-
HAN
1 stop22h 50m
Multiple Airlines
Fri 22/514:50
HAN
-
SYD
1 stop14h 30m
Multiple Airlines
Deal found 17/3$604
Sun 18/1011:15
SYD
-
HAN
1 stop25h 50m
VietJet Air
Sat 24/1009:20
HAN
-
SYD
2 stops19h 00m
VietJet Air
Deal found 22/3$605
Thu 21/513:00
SYD
-
HAN
1 stop33h 15m
Scoot
Sat 6/609:50
HAN
-
SYD
1 stop30h 30m
Scoot
Deal found 22/3$606

Find 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 22 March 2026.

Round-trip from

$582

One-way from

$305

Popular in

December

Cheapest in

August

Average price

$770

Good round-trip deal

$897 or less

Good one-way deal

$498 or less
Scoot
  • Scoot
  • 7/6-24/6
  • 2 total stops
  • 41h 55m total
  • Sydney to Hanoi
Cebu Pacific
  • Cebu Pacific
  • 16/6
  • 1 total stop
  • 16h 50m total
  • Sydney to Hanoi
Highest demand for flights based on searches. 22% potential increase in price ($361 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease ($77 potential savings vs. average return price).
Average for round-trip flights in March 2026
Price to beat on a round-trip flight from Sydney Kingsford Smith to Hanoi Noibai.
Price to beat on a one-way flight from Sydney Kingsford Smith to Hanoi Noibai.

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 22 March 2026.
Use the filters below to find and compare flights from Sydney to Hanoi that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sat 25/4

14:10-14:45

2 stops27h 35m

Hanoi Noibai

Sat 9/5

15:45-09:00

3 stops38h 15m

$863

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 15/4

10:05-14:45

2 stops31h 40m

Hanoi Noibai

Fri 24/4

15:45-09:00

3 stops62h 15m

$866

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Fri 17/4

10:05-14:45

3 stops55h 40m

Hanoi Noibai

Sat 25/4

15:45-09:00

3 stops38h 15m

$866

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Wed 22/4

10:05-14:45

3 stops31h 40m

Hanoi Noibai

Wed 6/5

15:45-12:35

3 stops41h 50m

$868
Fastest return journey

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Fri 5/6

14:15-21:20

Nonstop10h 05m

Hanoi Noibai

Sun 14/6

23:40-12:15

Nonstop9h 35m

$903

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sat 20/6

22:10-12:15

1 stop17h 05m

Hanoi Noibai

Sat 27/6

13:05-06:25

1 stop14h 20m

$932

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Tue 15/9

11:00-14:45

3 stops54h 45m

Hanoi Noibai

Tue 13/10

15:00-13:35

1 stop18h 35m

$938

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Thu 30/4

10:00-01:35

1 stop18h 35m

Hanoi Noibai

Fri 15/5

15:45-09:00

3 stops62h 15m

$938

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Mon 13/4

10:00-14:45

2 stops31h 45m

Hanoi Noibai

Mon 27/4

15:45-08:00

3 stops37h 15m

$944

SydneyHanoi

SYD - HAN

SYDHAN

Sydney Kingsford Smith

Sun 26/4

10:05-14:45

3 stops55h 40m

Hanoi Noibai

Fri 8/5

15:45-09:00

3 stops62h 15m

$949

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 22 resultsSorted by cheapest first
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2
3

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 13 March 2026.

The best time to book flights from Sydney to Hanoi is 88 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, August is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $387). Flying from Sydney to Hanoi in December is currently the most expensive (average of $796). 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 22 March 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to Hanoi as you normally would.

How much does it cost for a return flight 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 22 March 2026.
Read through reviews of airlines operating flights from Sydney to Hanoi, such as Singapore Airlines,Vietnam Airlines, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.0

Boarding

8.3

Food

7.8

Entertainment

8.0

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Boarding

8.3

Food

7.8

Entertainment

8.0

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Boarding

8.3

Food

7.8

Entertainment

8.0

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Boarding

8.3

Food

7.8

Entertainment

8.0

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Boarding

8.3

Food

7.8

Entertainment

8.0

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

Comfort

8.0

Boarding

8.3

Food

7.8

Entertainment

8.0

Crew

8.6

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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 14 airlines when you book a flight from Kingsford Smith to Hanoi.

  • How popular is this Sydney to Hanoi flight route?

  • How long is the flight from Sydney to Hanoi?

    Airlines like China Eastern fly from Sydney to Hanoi in about 27h 35m. The time it takes to get you to your destination can typically vary by up to . The distance from Sydney to Hanoi is about 7783 km.

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

    Scoot, at $276, was found to be the cheapest airline from Sydney to Hanoi.Alternate airlines to your destination round-trip include Philippine Airlines and VietJet Air. You may be able to fly from Sydney to Hanoi for 68% 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 ($248), Scoot ($268), and AirAsia X ($279).

  • 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 (65%), Vietnam Airlines (65%), Cambodia Angkor Air (65%).

  • What are the cheapest flights from Sydney to Hanoi?

    On average you can expect to pay $1,585 for a flight from Sydney to Hanoi. The cheapest flight overall is $298 while the most popular route, (Sydney Kingsford Smith - Hanoi Noibai) is currently priced at $524.

  • Where are the most common stopover locations when 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, Saigon Square, or Saigon Notre-Dame Basilica. Travellers on a stopover Ho Chi Minh City can visit Ben Thanh Market, Saigon Square, and Saigon Notre-Dame Basilica, by traveling 6.6 km, 6.9 km, and 6.3 km, respectively after landing at Ho Chi Minh City.

  • Where are the least popular stopover locations for 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, August is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $387). Flying from Sydney to Hanoi in December is currently the most expensive (average of $796). 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 22 March 2026.

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 22 March 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$276Average$603FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Philippine AirlinesCheapest$450Average$878FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
VietJet AirCheapest$459Average$709FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
China SouthernCheapest$528Average$745FlexibilityNo cancel feeOn-time69%
Search China Southern flights
XiamenAirCheapest$586Average$928FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
Malaysia AirlinesCheapest$658Average$1,006FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China EasternCheapest$658Average$1,047FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Vietnam AirlinesCheapest$683Average$903FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Singapore AirlinesCheapest$741Average$967FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Hahn Air SystemsCheapest$753Average$1,242FlexibilityNo cancel feeOn-timeN/A
Search Hahn Air Systems flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Hanoi?

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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?

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