$238+ Cheap flights from Sydney (SYD) to Hanoi (HAN)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/12. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — HAN
Oct 5 — Oct 121
Round-trip
1 adult, Economy
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Find cheap flights from Sydney to Hanoi with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Sydney Kingsford Smith to Hanoi Noibai are usually found in May or November, booked 79 days in advance, depart on a Tuesday or Friday and return on a Monday
Cheap flight deals from Sydney to Hanoi
Cheapest
Best
Last-minute
One-way
Cheapest flights from Sydney to HanoiExplore 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 September 5, 2026.
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 September 5, 2026.
This Booking.com deal was found by Cheapflights users on 9/5. 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 10/2012:25 pm -
1 stop30h 15m
Tue 10/273:40 pm -
1 stop14h 45m
Deal found 9/5![XiamenAir logo]()
$499
This CheapOair deal was found by Cheapflights users on 9/2. 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.
Fri 10/2310:45 am -
1 stop13h 45m
Sun 11/19:40 am -
1 stop29h 10m
Deal found 9/2![Multiple Airlines logo]()
$510
This Booking.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/910:45 am -
1 stop25h 40m
Mon 10/193:20 pm -
1 stop25h 00m
Deal found 9/3![Multiple Airlines logo]()
$526
This FlightHub deal was found by Cheapflights users on 9/4. 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.
Sun 10/1812:25 pm -
1 stop30h 15m
Sun 10/253:40 pm -
1 stop14h 45m
Deal found 9/4![XiamenAir logo]()
$533
This FlightHub deal was found by Cheapflights users on 9/1. 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.
Tue 11/312:30 pm -
1 stop30h 10m
Wed 11/183:40 pm -
1 stop14h 45m
Deal found 9/1![XiamenAir logo]()
$534
This Justfly.com deal was found by Cheapflights users on 9/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:25 pm -
1 stop30h 15m
Sun 10/253:40 pm -
1 stop14h 45m
Deal found 9/5![XiamenAir logo]()
$535
This CheapOair deal was found by Cheapflights users on 9/3. 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.
Sat 11/78:05 pm -
1 stop16h 30m
Sat 11/149:40 am -
1 stop29h 10m
Deal found 9/3![Scoot logo]()
$553
This Trip.com deal was found by Cheapflights users on 9/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:00 pm -
1 stop25h 50m
Tue 10/271:35 pm -
2 stops40h 25m
Deal found 9/5![Multiple Airlines logo]()
$569
This CheapOair deal was found by Cheapflights users on 9/2. 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.
Sat 11/78:05 pm -
1 stop16h 30m
Sat 11/1410:25 pm -
1 stop31h 35m
Deal found 9/2![Multiple Airlines logo]()
$570
This FlightHub deal was found by Cheapflights users on 9/1. 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 11/712:30 pm -
1 stop30h 10m
Fri 11/203:40 pm -
1 stop14h 45m
Deal found 9/1![XiamenAir logo]()
$571
Best flights from Sydney to HanoiDiscover carefully curated flight deals from Sydney to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
Discover carefully curated flight deals from Sydney to Hanoi that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 5, 2026.
This Malaysia Airlines deal was found by Cheapflights users on 9/4. 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/209:55 am -
1 stop30h 05m
Wed 12/21:00 pm -
1 stop14h 55m
Deal found 9/4![Malaysia Airlines logo]()
$680
This Vietnam Airlines deal was found by Cheapflights users on 9/5. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/1911:50 am -
1 stop13h 55m
Sun 3/711:35 pm -
Nonstop9h 40m
Deal found 9/5![Vietnam Airlines logo]()
$715
This VietJet Air deal was found by Cheapflights users on 9/4. 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 VietJet Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2912:05 pm -
1 stop13h 50m
Mon 12/2110:25 pm -
1 stop31h 35m
Deal found 9/4![VietJet Air logo]()
$809
This Cathay Pacific deal was found by Cheapflights users on 9/3. 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.
Sat 1/305:20 pm -
2 stops20h 45m
Fri 3/57:25 pm -
2 stops35h 00m
Deal found 9/3![Multiple Airlines logo]()
$918
This Malaysia Airlines deal was found by Cheapflights users on 9/3. 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/3010:15 pm -
1 stop17h 45m
Fri 3/51:00 pm -
2 stops37h 05m
Deal found 9/3![Malaysia Airlines logo]()
$769
This Vietnam Airlines deal was found by Cheapflights users on 9/1. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/233:15 pm -
Nonstop10h 05m
Sun 11/111:35 pm -
Nonstop9h 40m
Deal found 9/1![Vietnam Airlines logo]()
$793
This Vietnam Airlines deal was found by Cheapflights users on 9/2. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/711:50 am -
1 stop15h 20m
Fri 11/2011:35 pm -
Nonstop9h 40m
Deal found 9/2![Vietnam Airlines logo]()
$872
This Vietnam Airlines deal was found by Cheapflights users on 9/5. 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 Vietnam Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/73:15 pm -
Nonstop9h 40m
Sat 11/149:00 pm -
1 stop32h 50m
Deal found 9/5![Vietnam Airlines logo]()
$876
Last-minute flights from Sydney to HanoiDiscover last-minute flight deals from Sydney to Hanoi. Data last updated September 5, 2026 and is based on user searches.
Discover last-minute flight deals from Sydney to Hanoi. Data last updated September 5, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/1. 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.
Wed 10/79:35 pm -
1 stop25h 25m
Mon 10/193:20 pm -
1 stop25h 00m
Deal found 9/1![Scoot logo]()
$577
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 10/711:15 am -
1 stop13h 40m
Tue 10/208:30 am -
2 stops31h 50m
Deal found 9/1![Multiple Airlines logo]()
$582
This Booking.com deal was found by Cheapflights users on 9/3. 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.
Fri 10/910:45 am -
1 stop25h 40m
Mon 10/193:20 pm -
1 stop25h 00m
Deal found 9/3![Multiple Airlines logo]()
$526
This Justfly.com deal was found by Cheapflights users on 9/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/1512:25 pm -
1 stop30h 15m
Sun 10/253:40 pm -
1 stop14h 45m
Deal found 9/5![XiamenAir logo]()
$535
This FlightHub deal was found by Cheapflights users on 9/4. 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.
Sun 10/1812:25 pm -
1 stop30h 15m
Sun 10/253:40 pm -
1 stop14h 45m
Deal found 9/4![XiamenAir logo]()
$533
This Booking.com deal was found by Cheapflights users on 9/5. 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 10/2012:25 pm -
1 stop30h 15m
Tue 10/273:40 pm -
1 stop14h 45m
Deal found 9/5![XiamenAir logo]()
$499
This Trip.com deal was found by Cheapflights users on 9/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:00 pm -
1 stop25h 50m
Tue 10/271:35 pm -
2 stops40h 25m
Deal found 9/5![Multiple Airlines logo]()
$569
This CheapOair deal was found by Cheapflights users on 9/2. 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.
Fri 10/2310:45 am -
1 stop13h 45m
Sun 11/19:40 am -
1 stop29h 10m
Deal found 9/2![Multiple Airlines logo]()
$510
This Kiwi.com deal was found by Cheapflights users on 9/5. 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.
Fri 10/2311:15 am -
2 stops17h 00m
Thu 11/53:05 pm -
1 stop16h 25m
Deal found 9/5![Multiple Airlines logo]()
$583
One-way flights from Sydney to HanoiSearch for one-way flight options from Sydney to Hanoi. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
Search for one-way flight options from Sydney to Hanoi. Find affordable one-way fares based on user searches. Data last updated September 5, 2026.
This AirAsia deal was found by Cheapflights users on 9/4. 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 AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:50 pm -
1 stop20h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Multiple Airlines logo]()
$238
This AirAsia deal was found by Cheapflights users on 9/3. 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 AirAsia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/910:45 am -
1 stop25h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Multiple Airlines logo]()
$239
This Kiwi.com deal was found by Cheapflights users on 9/1. 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.
Sun 1/318:05 pm -
1 stop16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Scoot logo]()
$268
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Sun 1/241:25 pm -
1 stop23h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Scoot logo]()
$270
This Kiwi.com deal was found by Cheapflights users on 9/2. 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.
Mon 11/28:05 pm -
2 stops43h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/149:50 pm -
2 stops20h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Multiple Airlines logo]()
$277
This Justfly.com deal was found by Cheapflights users on 9/4. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:05 pm -
1 stop16h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Scoot logo]()
$284
This Booking.com deal was found by Cheapflights users on 9/2. 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.
Mon 11/212:30 pm -
1 stop30h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![XiamenAir logo]()
$299
This Gotogate deal was found by Cheapflights users on 9/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/612:30 pm -
1 stop30h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![XiamenAir logo]()
$301
This FlightHub deal was found by Cheapflights users on 9/3. 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.
Thu 10/2912:30 pm -
1 stop30h 10m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![XiamenAir logo]()
$303
This FlightHub deal was found by Cheapflights users on 9/5. 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.
Tue 10/1312:25 pm -
1 stop30h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![XiamenAir logo]()
$304
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 September 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $510 (CheapOair) |
One-way from | $238 (AirAsia) |
Popular in | December |
Cheapest in | May |
Average price | $814 |
Good round-trip deal | $905 or less |
Good one-way deal | $589 or less |
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 7,457,451 searches. Data last updated September 5, 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
Cheapest round-trip
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Mon 10/12
9:50 pm-2:20 pm
1 stop20h 30m
Hanoi Noibai
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$238
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Thu 10/22
8:40 am-6:10 pm
1 stop13h 30m
Hanoi Noibai
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$393
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Sun 2/28
4:15 pm-10:05 am
2 stops21h 50m
Hanoi Noibai
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$429
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Fri 12/4
12:05 pm-12:50 am
2 stops16h 45m
Hanoi Noibai
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$648
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Fri 11/20
9:55 am-12:00 pm
1 stop30h 05m
Hanoi Noibai
Wed 12/2
1:00 pm-7:55 am
1 stop14h 55m
$680
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Fri 2/19
11:50 am-9:45 pm
1 stop13h 55m
Hanoi Noibai
Sun 3/7
11:35 pm-1:15 pm
Nonstop9h 40m
$715
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Wed 12/9
12:05 pm-10:35 pm
2 stops38h 30m
Hanoi Noibai
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$764
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Sat 1/30
10:15 pm-12:00 pm
1 stop17h 45m
Hanoi Noibai
Fri 3/5
1:00 pm-6:05 am
2 stops37h 05m
$769
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Fri 10/23
3:15 pm-9:20 pm
Nonstop10h 05m
Hanoi Noibai
Sun 11/1
11:35 pm-1:15 pm
Nonstop9h 40m
$793
Quickest round-trip
SydneyHanoi
SYD Sydney Kingsford Smith - HAN Hanoi Noibai
SYDHAN
Sydney Kingsford Smith
Fri 1/8
3:15 pm-8:55 pm
Nonstop9h 40m
Hanoi Noibai
Wed 12/31
12:00 am-2:00 am
Nonstop0h 00m
$805
Showing 1-10 of 19 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Sydney-Hanoi flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Hanoi flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
SYD-HAN
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
Prices
Delays
How far ahead should I book a flight from Sydney to Hanoi?
To ensure you get the cheapest price possible for a flight from Sydney to Hanoi, you should look to book at least 78 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, May is the cheapest month in which you can book a flight from Sydney to Hanoi (average of $566). Flying from Sydney to Hanoi in December is currently the most expensive (average of $1,093). 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 September 5, 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 often are flights from Sydney to Hanoi delayed?
About 20% of weekly flights between Sydney and Hanoi have experienced delays in the past year, with the average delay time being 122 minutes.
What is the most punctual flight time for Sydney to Hanoi flights?
Historically, flights departing in the early afternoon are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Sydney to Hanoi flights?
Over the last year, Vietnam Airlines have had the lowest number of delays on this route, with just 15% of flights being delayed.
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 September 5, 2026.
Get a feel of what it's like to fly with Vietnam Airlines 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.
Crew
8.3
Overall
7.7
Food
6.9
Boarding
7.7
Comfort
7.7
Entertainment
6.3
Reviews
1 / 16
2.0
MediocreStephen,Apr 2026
SGN - DAD
Crew
8.3
Overall
7.7
Food
6.9
Boarding
7.7
Comfort
7.7
Entertainment
6.3
Reviews
1 / 16
2.0
MediocreStephen,Apr 2026
SGN - DAD
Related info for your journey
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Top airline flying from Sydney to Hanoi
Discover the top airline 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 7,457,451 searches. Data last updated September 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$617 | Average$816 | FlexibilityNo cancel fee | On-time81% |