How long is the flight from Cairns to Vietnam?

Departing from Cairns to Vietnam will take you 23h 50m. Airlines will cover a distance of 6072 km.

In terms of precipitation, rainfall in Vietnam ranges from 0.0 - 340.0 inches per month. September is typically the wettest month, when rainfall can reach 340.0 mm. February is typically the driest time to visit Vietnam when rainfall is around 0.0 mm.

If weather is an important factor for your trip to Vietnam, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

What is the cheapest time of day to fly from CNS to VN?

When flying from Cairns to Vietnam, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Cairns to Vietnam?

Most people fly from Cairns (CNS) if they book a flight from Cairns to Vietnam. Cairns is conveniently located just 4.4 km from Cairns’s city centre.

Can I find deals for flights from Cairns to Vietnam that include hotel bookings?

Yes. In addition to deals on Cairns to Vietnam flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Cairns to Vietnam?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cairns to Vietnam.

Can I find deals for business class flights from Cairns to Vietnam?

Yes. Cheapflights offers flight deals from Cairns to Vietnam by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$524+ Cheap Flights from Cairns to Vietnam

Cheap flight deals from Cairns to Vietnam

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Cairns to Vietnam
Explore the most affordable flight options available from Cairns to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Sun 18/1006:45 -

2 stops37h 30m

Mon 30/1107:50 -

1 stop18h 55m

Deal found 11/9$868

Wed 21/1006:00 -

1 stop26h 00m

Wed 28/1010:40 -

1 stop19h 20m

Deal found 6/9$905

Thu 19/1109:00 -

1 stop15h 00m

Fri 27/1108:00 -

1 stop18h 45m

Deal found 8/9$929

Thu 5/1106:40 -

1 stop17h 20m

Thu 12/1122:40 -

1 stop30h 40m

Deal found 11/9$947

Fri 6/1119:15 -

1 stop29h 15m

Sun 15/1122:45 -

2 stops27h 35m

Deal found 11/9$1,098

Sat 17/1006:00 -

2 stops22h 20m

Sat 31/1015:10 -

2 stops27h 05m

Deal found 7/9$1,185

Tue 6/1011:40 -

1 stop28h 25m

Tue 13/1022:55 -

2 stops30h 35m

Deal found 7/9$1,449

Sun 4/1018:55 -

2 stops42h 00m

Sun 11/1010:55 -

2 stops44h 55m

Deal found 10/9$1,505

Find flight deals from Cairns to Vietnam

Round-trip from	$868
One-way from	$524
Popular in	December
Cheapest in	April
Average price	$862

18/10-30/11
3 total stops
56h 25m total
Cairns to Vietnam

Search Deals

12/10-31/12
2 total stops
32h 50m total
Cairns to Vietnam

Search Deals

Highest demand for flights based on searches. 17% potential increase in price ($308 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% potential price decrease ($87 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsHanoi

CNS Cairns - HAN Hanoi Noibai

CNSHAN

Cairns

Mon 19/10

18:15-17:40

1 stop26h 25m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$533

CairnsHanoi

CNS Cairns - HAN Hanoi Noibai

CNSHAN

Cairns

Sun 4/10

06:00-20:30

3 stops41h 30m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$668

CairnsHanoi

CNS Cairns - HAN Hanoi Noibai

CNSHAN

Cairns

Thu 1/10

13:40-22:40

3 stops36h 00m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$706

CairnsHanoi

CNS Cairns - HAN Hanoi Noibai

CNSHAN

Cairns

Fri 2/10

06:00-18:05

3 stops39h 05m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$710

CairnsHanoi

CNS Cairns - HAN Hanoi Noibai

CNSHAN

Cairns

Tue 20/10

17:40-18:10

2 stops51h 30m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$760

CairnsHanoi

CNS Cairns - HAN Hanoi Noibai

CNSHAN

Cairns

Mon 12/10

18:15-17:40

1 stop26h 25m

Hanoi Noibai

Wed 31/12

00:00-02:00

Nonstop0h 00m

$774

CairnsHo Chi Minh City

CNS Cairns - SGN Ho Chi Minh City

CNSSGN

Cairns

Tue 29/12

07:00-22:00

2 stops18h 00m

Ho Chi Minh City

Wed 31/12

00:00-02:00

Nonstop0h 00m

$876

CairnsHo Chi Minh City

CNS Cairns - SGN Ho Chi Minh City

CNSSGN

Cairns

Sun 18/10

18:10-08:15

2 stops41h 05m

Ho Chi Minh City

Mon 30/11

07:50-05:45

1 stop18h 55m

$926

CairnsHo Chi Minh City

CNS Cairns - SGN Ho Chi Minh City

CNSSGN

Cairns

Fri 25/12

23:55-04:40

2 stops31h 45m

Ho Chi Minh City

Wed 31/12

00:00-02:00

Nonstop0h 00m

$982

CairnsHo Chi Minh City

CNS Cairns - SGN Ho Chi Minh City

CNSSGN

Cairns

Thu 5/11

06:00-22:10

2 stops19h 10m

Ho Chi Minh City

Thu 12/11

22:40-17:30

1 stop15h 50m

$993

Flights are sorted by cheapest return flights first.

Deals found on 7/9

Showing 1-10 of 23 resultsSorted by cheapest first

Best time to book a flight from Cairns to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Cairns with our price prediction graph.

CNS-SGN

CNS-HAN

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 Cairns to Vietnam

CNS-VN0

CNS-SGN

CNS-HAN

What is the cheapest month to book a flight from Cairns to Vietnam?

Currently, April is the cheapest month in which you can book a flight from Cairns to Vietnam (average of $785). Flying from Cairns to Vietnam in December is currently the most expensive (average of $1,703). 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.

Reviews of airlines servicing Vietnam

Check out reviews from past customers who have flown with Singapore Airlines and Jetstar from Cairns to Vietnam to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Singapore Airlines

8.2

Very Good

1,600 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Singapore Airlines

8.2

Very Good

1,600 reviews

Singapore Airlines

8.2

Very Good

1,600 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Jetstar

6.5

Okay

569 reviews

Singapore Airlines

8.2

Very Good

1,600 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

Related info for your journey

What airport do you fly from for flights from Cairns to Vietnam?
Most people fly from Cairns (CNS) if they book a flight from Cairns to Vietnam. Cairns is conveniently located just 4.4 km from Cairns’s city centre.
How long is the flight from Cairns to Vietnam?
Departing from Cairns to Vietnam will take you 23h 50m. Airlines will cover a distance of 6072 km.
Can I find deals for flights from Cairns to Vietnam that include hotel bookings?
Yes. In addition to deals on Cairns to Vietnam flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Cairns to Vietnam?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Cairns to Vietnam.
Can I find deals for business class flights from Cairns to Vietnam?
Yes. Cheapflights offers flight deals from Cairns to Vietnam 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 Cairns to Vietnam?
Currently, April is the cheapest month in which you can book a flight from Cairns to Vietnam (average of $785). Flying from Cairns to Vietnam in December is currently the most expensive (average of $1,703). 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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Top 2 airlines flying from Cairns to Vietnam

Airline	Cheapest	Average	Flexibility	On-time
Jetstar	Cheapest$427	Average$830	FlexibilityNo cancel fee	On-time74%	Search Jetstar flights
Singapore Airlines	Cheapest$701	Average$1,056	FlexibilityNo cancel fee	On-time81%	Search Singapore Airlines flights

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How does Cheapflights help users find flights from Cairns to Vietnam?

Deals for Cairns to Vietnam flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Cairns to Vietnam?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Cairns to Vietnam for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Cairns to Vietnam with no change fees?

Yes, we can. To see specific flights from Cairns to Vietnam with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Cairns to Vietnam become cheaper?

Yes! Start tracking prices for Cairns to Vietnam flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Cairns to Vietnam from $524

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Cairns to Vietnam

Cheapest flights from Cairns to VietnamExplore the most affordable flight options available from Cairns to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Explore the most affordable flight options available from Cairns to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from Cairns to VietnamDiscover carefully curated flight deals from Cairns to Vietnam that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Discover carefully curated flight deals from Cairns to Vietnam that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from Cairns to VietnamDiscover last-minute flight deals from Cairns to Vietnam. Data last updated 12 September 2026 and is based on user searches.

Discover last-minute flight deals from Cairns to Vietnam. Data last updated 12 September 2026 and is based on user searches.

One-way flights from Cairns to VietnamSearch for one-way flight options from Cairns to Vietnam. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Search for one-way flight options from Cairns to Vietnam. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.

Find flight deals from Cairns to Vietnam

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Use the filters below to find and compare flights from Cairns to Vietnam that are best for you.

Best time to book a flight from Cairns to Vietnam

Have a flexible travel schedule? Discover the best time to fly to Vietnam from Cairns with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Cairns to Vietnam?

Reviews of airlines servicing Vietnam

Check out reviews from past customers who have flown with Singapore Airlines and Jetstar from Cairns to Vietnam to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Cairns to Vietnam?

How long is the flight from Cairns to Vietnam?

Can I find deals for flights from Cairns to Vietnam that include hotel bookings?

How can I find direct flights from Cairns to Vietnam?

Can I find deals for business class flights from Cairns to Vietnam?

What is the cheapest month to book a flight from Cairns to Vietnam?

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 Cairns to Vietnam

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Vietnam by adding a car hire and/or hotel booking to your travel itinerary.

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Search flights from Cairns to Vietnam by cabin class

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Cairns and Vietnam flights

Browse other Cairns and Vietnam flight options. Last updated on 12 September 2026.

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Can Cheapflights notify me if prices for flights from Cairns to Vietnam become cheaper?

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Cheapest flights from Cairns to Vietnam
Explore the most affordable flight options available from Cairns to Vietnam. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.

Best flights from Cairns to Vietnam
Discover carefully curated flight deals from Cairns to Vietnam that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.

Last-minute flights from Cairns to Vietnam
Discover last-minute flight deals from Cairns to Vietnam. Data last updated 12 September 2026 and is based on user searches.

One-way flights from Cairns to Vietnam
Search for one-way flight options from Cairns to Vietnam. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.