$375 Cheap Flights from Cairns (CNS) to Hanoi (HAN)

View $375 flight on Sun, Feb 15, 2026Opens in a new window

Popular airlines from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN)

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Cheap Flights from Cairns to Hanoi (CNS-HAN)

Prices were available within the past 7 days and start at $375 for one-way flights and $1,436 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jetstar
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,436 Roundtrip, found 1 day ago
$1,436
Roundtrip
found 1 day ago
Select Jetstar flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,436 found 1 day ago
Jetstar
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,497 Roundtrip, found 1 day ago
$1,497
Roundtrip
found 1 day ago
Select Jetstar flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,497 found 1 day ago
Singapore Airlines
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,509 Roundtrip, found 1 day ago
$1,509
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,509 found 1 day ago
Singapore Airlines
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,522 Roundtrip, found 1 day ago
$1,522
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,522 found 1 day ago
China Southern Airlines
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,523 Roundtrip, found 1 day ago
$1,523
Roundtrip
found 1 day ago
Select China Southern Airlines flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,523 found 1 day ago
Qantas Airways
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,536 Roundtrip, found 1 day ago
$1,536
Roundtrip
found 1 day ago
Select Qantas Airways flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,536 found 1 day ago
Singapore Airlines
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,550 Roundtrip, found 1 day ago
$1,550
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,550 found 1 day ago
Jetstar
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,610 Roundtrip, found 1 day ago
$1,610
Roundtrip
found 1 day ago
Select Jetstar flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,610 found 1 day ago
Cathay Pacific
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,632 Roundtrip, found 1 day ago
$1,632
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,632 found 1 day ago
Cathay Pacific
Mon, Jan 5 - Mon, Jan 12
CNS
Cairns
HAN
Hanoi
$1,634 Roundtrip, found 1 day ago
$1,634
Roundtrip
found 1 day ago
Select Cathay Pacific flight, departing Mon, Jan 5 from Cairns to Hanoi, returning Mon, Jan 12, priced at $1,634 found 1 day ago

Frequently asked questions

How much does a flight from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN) cost?
Lock in a cheap one-way flight from $375 or cheap return flight from $1,436 from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN)?
The cheapest month to fly from CNS to HAN is January, when demand is low. Off-peak months are generally when you'll find lower airfares between these airports.
What is the cheapest airline that flies from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll take you from CNS to HAN. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN)?
You'll have to hop on a flight with a layover if you're traveling from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN). Direct flights don't operate daily on this route. However, simply filter your search to include one or two stops to find an option that works for you.
What day of the week has the most flights from CNS to HAN?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* However, this can vary based on the time of year, airline and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN)?
To land at Noi Bai Intl. Airport (HAN) on time, book a flight that leaves from Cairns Intl. Airport (CNS) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN) last-minute?
Booking your ticket from CNS to HAN right before your getaway is usually more expensive. However, if you're flexible with your schedule, you could score a cheap last-minute fare.
Is it cheaper to book a CNS to HAN flight and hotel package?
Opting for a CNS to HAN flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our impressive range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Cairns Intl. Airport (CNS) to Noi Bai Intl. Airport (HAN)?
In most instances, you can cancel or reschedule your CNS to HAN flight. However, additional charges may apply, especially if you made your booking more than 24 hours ago. Double-check your itinerary for the airline's rules and fees on flight changes, or if you need further information, head to our Customer Service portal.

Travel information

Origin airport
Cairns Intl.
Destination airport
Noi Bai Intl.
Airlines serving
Cathay Pacific, China Southern Airlines, Singapore Airlines
Roundtrip price
$1,436
Distance
3774 mi

Book with confidence

Cairns to Hanoi Flights

The cheapest times to fly from Cairns to Hanoi

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Cairns to Hanoi are during the month of January. You can find some of the cheapest flights from Cairns to Hanoi with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Cairns to Hanoi

Sunday is one of the best days to book for cheap flights from Cairns to Hanoi: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Cairns to Hanoi

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Cairns to Hanoi in 2025. You can also book with separate airlines for your outbound and return journeys, from $375 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Cairns to Hanoi flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Cairns to Hanoi airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Cairns to Hanoi Flights

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*Available to One Key members.