What is the cheapest airline that flies from Chiang Mai to Sydney Kingsford Smith?

Scoot is the most popular carrier operating from Chiang Mai to Sydney Kingsford Smith

When did momondo last update prices for flights from Chiang Mai Airport to Sydney Kingsford Smith Airport?

Prices for flights from Chiang Mai Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.

How old do you have to be to fly from Chiang Mai Airport to Sydney Kingsford Smith Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chiang Mai Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$308 Cheap Flights from Chiang Mai to Sydney in 2026/27

Find the cheapest flights from Chiang Mai to Sydney

Return

One-way

Cheap return flights

Enter your travel dates to find the best prices.

16:30 - 10:00CNX Chiang Mai-SYD Sydney Kingsford Smith

13h 30m1 stop Ho Chi Minh City

12:05 - 15:30SYD Sydney Kingsford Smith-CNX Chiang Mai

31h 25m1 stop Ho Chi Minh City

$812VietJet Air

Sun, 1 Nov - Sun, 15 Nov

16:40 - 18:50CNX Chiang Mai-SYD Sydney Kingsford Smith

22h 10m1 stop Singapore Changi

12:05 - 15:30SYD Sydney Kingsford Smith-CNX Chiang Mai

31h 25m1 stop Ho Chi Minh City

$873Multiple Airlines

Thu, 5 Nov - Thu, 12 Nov

12:05 - 12:10CNX Chiang Mai-SYD Sydney Kingsford Smith

20h 05m1 stop Singapore Changi

13:25 - 15:40SYD Sydney Kingsford Smith-CNX Chiang Mai

30h 15m1 stop Singapore Changi

$874Scoot

Tue, 3 Nov - Tue, 10 Nov

12:05 - 12:10CNX Chiang Mai-SYD Sydney Kingsford Smith

20h 05m1 stop Singapore Changi

20:05 - 15:40SYD Sydney Kingsford Smith-CNX Chiang Mai

23h 35m1 stop Singapore Changi

$878Scoot

Tue, 3 Nov - Thu, 12 Nov

16:30 - 10:00CNX Chiang Mai-SYD Sydney Kingsford Smith

13h 30m1 stop Ho Chi Minh City

15:10 - 08:00SYD Sydney Kingsford Smith-CNX Chiang Mai

20h 50m1 stop Guangzhou Baiyun

$884Multiple Airlines

Sun, 1 Nov - Sun, 15 Nov

08:05 - 12:10CNX Chiang Mai-SYD Sydney Kingsford Smith

24h 05m2 stops Bangkok Don Mueang Intl Singapore Changi

10:45 - 22:50SYD Sydney Kingsford Smith-CNX Chiang Mai

16h 05m2 stops Kuala Lumpur Intl Bangkok Don Mueang Intl

$912Multiple Airlines

Sun, 1 Nov - Sun, 15 Nov

16:30 - 10:00CNX Chiang Mai-SYD Sydney Kingsford Smith

13h 30m1 stop Ho Chi Minh City

11:05 - 07:35SYD Sydney Kingsford Smith-CNX Chiang Mai

24h 30m2 stops Nanjing Lukou Intl Bangkok Suvarnabhumi

$919Multiple Airlines

Sun, 1 Nov - Sun, 15 Nov

16:30 - 10:00CNX Chiang Mai-SYD Sydney Kingsford Smith

13h 30m1 stop Ho Chi Minh City

11:05 - 07:35SYD Sydney Kingsford Smith-CNX Chiang Mai

24h 30m2 stops Nanjing Lukou Intl Bangkok Suvarnabhumi

$922Multiple Airlines

Sun, 1 Nov - Sun, 15 Nov

09:00 - 11:30CNX Chiang Mai-SYD Sydney Kingsford Smith

22h 30m2 stops Bangkok Don Mueang Intl Ho Chi Minh City

12:05 - 15:30SYD Sydney Kingsford Smith-CNX Chiang Mai

31h 25m1 stop Ho Chi Minh City

$924Multiple Airlines

Tue, 3 Nov - Thu, 12 Nov

12:05 - 18:50CNX Chiang Mai-SYD Sydney Kingsford Smith

26h 45m1 stop Singapore Changi

17:10 - 08:40SYD Sydney Kingsford Smith-CNX Chiang Mai

19h 30m2 stops Denpasar Bali Ngurah Rai Kuala Lumpur Intl

$925Multiple Airlines

Sun, 22 Nov - Fri, 27 Nov

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Scoot flights from Chiang Mai to Sydney

Our best Scoot deals on Chiang Mai to Sydney flight tickets

Scoot

3 Nov

CNX12:05Chiang Mai

20h 05m

1 stop

SYD12:10Sydney Kingsford Smith

12 Nov

SYD20:05Sydney Kingsford Smith

23h 35m

1 stop

CNX15:40Chiang Mai

$878

Scoot

7 Nov

CNX12:05Chiang Mai

20h 05m

1 stop

SYD12:10Sydney Kingsford Smith

14 Nov

SYD20:05Sydney Kingsford Smith

23h 35m

1 stop

CNX15:40Chiang Mai

$1,231

Scoot

27 Nov

CNX16:40Chiang Mai

15h 30m

1 stop

SYD12:10Sydney Kingsford Smith

6 Dec

SYD20:05Sydney Kingsford Smith

23h 35m

1 stop

CNX15:40Chiang Mai

$1,590

China Eastern flights from Chiang Mai to Sydney

Our best China Eastern deals on Chiang Mai to Sydney flight tickets

China Eastern

3 Nov

CNX16:25Chiang Mai

36h 50m

2 stops

SYD09:15Sydney Kingsford Smith

12 Nov

SYD10:50Sydney Kingsford Smith

25h 45m

2 stops

CNX08:35Chiang Mai

$1,011

China Eastern

7 Nov

CNX16:25Chiang Mai

36h 50m

3 stops

SYD09:15Sydney Kingsford Smith

14 Nov

SYD10:50Sydney Kingsford Smith

25h 45m

2 stops

CNX08:35Chiang Mai

$1,013

China Eastern

7 Nov

CNX16:25Chiang Mai

36h 50m

3 stops

SYD09:15Sydney Kingsford Smith

14 Nov

SYD21:30Sydney Kingsford Smith

39h 05m

3 stops

CNX08:35Chiang Mai

$1,044

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Sun 1/11

16:30-10:00

1 stop13h 30m

Sydney Kingsford Smith

Sun 15/11

12:05-15:30

1 stop31h 25m

$812

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Thu 5/11

16:40-18:50

1 stop22h 10m

Sydney Kingsford Smith

Thu 12/11

12:05-15:30

1 stop31h 25m

$873

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Tue 3/11

12:05-12:10

1 stop20h 05m

Sydney Kingsford Smith

Tue 10/11

13:25-15:40

1 stop30h 15m

$874

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Tue 3/11

12:05-12:10

1 stop20h 05m

Sydney Kingsford Smith

Thu 12/11

20:05-15:40

1 stop23h 35m

$878

Fastest return journey

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Sun 1/11

16:30-10:00

1 stop13h 30m

Sydney Kingsford Smith

Sun 15/11

15:10-08:00

1 stop20h 50m

$884

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Sun 1/11

08:05-12:10

2 stops24h 05m

Sydney Kingsford Smith

Sun 15/11

10:45-22:50

2 stops16h 05m

$912

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Sun 1/11

16:30-10:00

1 stop13h 30m

Sydney Kingsford Smith

Sun 15/11

11:05-07:35

2 stops24h 30m

$919

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Sun 1/11

16:30-10:00

1 stop13h 30m

Sydney Kingsford Smith

Sun 15/11

11:05-07:35

2 stops24h 30m

$922

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Tue 3/11

09:00-11:30

2 stops22h 30m

Sydney Kingsford Smith

Thu 12/11

12:05-15:30

1 stop31h 25m

$924

Chiang MaiSydney

CNX Chiang Mai - SYD Sydney Kingsford Smith

CNXSYD

Chiang Mai

Sun 22/11

12:05-18:50

1 stop26h 45m

Sydney Kingsford Smith

Fri 27/11

17:10-08:40

2 stops19h 30m

$925

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chiang Mai to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

How have Chiang Mai to Sydney flight prices changed over time?

As of September 2026, prices for Chiang Mai to Sydney flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Chiang Mai to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Chiang Mai to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Chiang Mai to Sydney (CNX to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chiang Mai to Sydney

Best price found	$308
Fastest flight time	13h 30m
Direct flights	None

The best one-way flight to Sydney from Chiang Mai in the past 72 hours is $308. The best return flight deal from Chiang Mai to Sydney found on momondo in the last 72 hours is $812.

The fastest flight from Chiang Mai to Sydney takes 13h 30m

There are no direct flights from Chiang Mai to Sydney. There are no popular flight routes from Chiang Mai to Sydney.

Search flight deals

Frequently asked questions about flying from Chiang Mai to Sydney

How far is Chiang Mai to Sydney Kingsford Smith by plane?
The distance between Chiang Mai and Sydney Kingsford Smith is about 8047.4 km. A reasonable flight in good conditions will take 13h 30m.
When did momondo last update prices for flights from Chiang Mai Airport to Sydney Kingsford Smith Airport?
Prices for flights from Chiang Mai Airport to Sydney Kingsford Smith Airport are refreshed on a daily basis.
How old do you have to be to fly from Chiang Mai Airport to Sydney Kingsford Smith Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chiang Mai Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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Why use momondo?

Why should I use momondo to find a flight deal from Chiang Mai to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Chiang Mai to Sydney . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Chiang Mai to Sydney with flexible booking policies on momondo?

Yes. All flights to Sydney from Chiang Mai on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chiang Mai to Sydney?

momondo provides multiple filters to help you find the best flight to Sydney from Chiang Mai. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Chiang Mai to Sydney right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Chiang Mai and alert you when they change.