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 many operators does momondo search for flights from Chiang Mai Airport to Sydney Kingsford Smith Airport?

As of December 2025, there is 1 operator available to choose from for flights from Chiang Mai Airport to Sydney Kingsford Smith Airport.

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.

$403 Cheap Flights from Chiang Mai to Sydney in 2025/26

1 adult

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Find the cheapest flights from Chiang Mai to Sydney

Round-trip

One-way

Cheap return flights

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17:40 - 11:45

CNX

SYD

15h 05m1 stop

20:50 - 10:15

SYD

CNX

16h 25m1 stop

$971Scoot

Mon, 13 Apr - Thu, 30 Apr

14:10 - 09:20

CNX

SYD

40h 10m2 stops

20:50 - 10:15

SYD

CNX

16h 25m1 stop

$1,010Multiple Airlines

Mon, 13 Apr - Thu, 30 Apr

08:00 - 18:50

CNX

SYD

30h 50m3 stops

13:35 - 15:45

SYD

CNX

30h 10m1 stop

$1,082Multiple Airlines

Wed, 28 Jan - Wed, 4 Feb

08:00 - 18:50

CNX

SYD

30h 50m3 stops

20:05 - 11:15

SYD

CNX

19h 10m2 stops

$1,083Multiple Airlines

Wed, 28 Jan - Wed, 4 Feb

18:25 - 18:50

CNX

SYD

20h 25m2 stops

20:05 - 11:05

SYD

CNX

19h 00m1 stop

$1,137Multiple Airlines

Wed, 28 Jan - Wed, 4 Feb

16:45 - 18:50

CNX

SYD

22h 05m1 stop

20:05 - 15:45

SYD

CNX

23h 40m1 stop

$1,160Scoot

Wed, 28 Jan - Wed, 4 Feb

09:10 - 09:15

CNX

SYD

20h 05m1 stop

21:50 - 08:40

SYD

CNX

14h 50m1 stop

$1,248Multiple Airlines

Sat, 27 Dec - Fri, 2 Jan

09:10 - 09:15

CNX

SYD

20h 05m1 stop

21:50 - 08:40

SYD

CNX

14h 50m1 stop

$1,280Multiple Airlines

Sat, 27 Dec - Fri, 2 Jan

09:10 - 09:15

CNX

SYD

20h 05m1 stop

10:45 - 08:40

SYD

CNX

25h 55m1 stop

$1,283Multiple Airlines

Sat, 27 Dec - Fri, 2 Jan

16:20 - 12:35

CNX

SYD

41h 15m2 stops

11:20 - 15:20

SYD

CNX

55h 00m2 stops

$1,483China Eastern

Mon, 13 Apr - Thu, 30 Apr

Scoot flights from Chiang Mai to Sydney

Our best Scoot deals on Chiang Mai to Sydney flight tickets

Scoot

13 Apr

CNX17:40Chiang Mai

15h 05m

1 stop

SYD11:45Sydney Kingsford Smith

30 Apr

SYD20:50Sydney Kingsford Smith

16h 25m

1 stop

CNX10:15Chiang Mai

$971

Find similar

Scoot

28 Jan

CNX16:45Chiang Mai

22h 05m

1 stop

SYD18:50Sydney Kingsford Smith

4 Feb

SYD20:05Sydney Kingsford Smith

23h 40m

1 stop

CNX15:45Chiang Mai

$1,160

Find similar

China Eastern flights from Chiang Mai to Sydney

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

China Eastern

13 Apr

CNX16:20Chiang Mai

41h 15m

2 stops

SYD12:35Sydney Kingsford Smith

30 Apr

SYD11:20Sydney Kingsford Smith

55h 00m

2 stops

CNX15:20Chiang Mai

$1,483

Find similar

China Eastern

28 Jan

CNX16:25Chiang Mai

37h 35m

3 stops

SYD10:00Sydney Kingsford Smith

4 Feb

SYD21:30Sydney Kingsford Smith

39h 35m

3 stops

CNX09:05Chiang Mai

$1,683

Find similar

China Eastern

13 Apr

CNX16:20Chiang Mai

37h 40m

3 stops

SYD09:00Sydney Kingsford Smith

30 Apr

SYD11:20Sydney Kingsford Smith

31h 00m

2 stops

CNX15:20Chiang Mai

$2,138

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Mon 13/4

17:40-11:45

1 stop15h 05m

Sydney Kingsford Smith

Thu 30/4

20:50-10:15

1 stop16h 25m

$971

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Mon 13/4

14:10-09:20

2 stops40h 10m

Sydney Kingsford Smith

Thu 30/4

20:50-10:15

1 stop16h 25m

$1,010

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Wed 28/1

08:00-18:50

3 stops30h 50m

Sydney Kingsford Smith

Wed 4/2

13:35-15:45

1 stop30h 10m

$1,082

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Wed 28/1

08:00-18:50

3 stops30h 50m

Sydney Kingsford Smith

Wed 4/2

20:05-11:15

2 stops19h 10m

$1,083

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Wed 28/1

18:25-18:50

2 stops20h 25m

Sydney Kingsford Smith

Wed 4/2

20:05-11:05

1 stop19h 00m

$1,137

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Wed 28/1

16:45-18:50

1 stop22h 05m

Sydney Kingsford Smith

Wed 4/2

20:05-15:45

1 stop23h 40m

$1,160

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Sat 27/12

09:10-09:15

1 stop20h 05m

Sydney Kingsford Smith

Fri 2/1

21:50-08:40

1 stop14h 50m

$1,248

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Sat 27/12

09:10-09:15

1 stop20h 05m

Sydney Kingsford Smith

Fri 2/1

21:50-08:40

1 stop14h 50m

$1,280

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Sat 27/12

09:10-09:15

1 stop20h 05m

Sydney Kingsford Smith

Fri 2/1

10:45-08:40

1 stop25h 55m

$1,283

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Mon 13/4

16:20-12:35

2 stops41h 15m

Sydney Kingsford Smith

Thu 30/4

11:20-15:20

2 stops55h 00m

$1,483

Flights are sorted by cheapest return flights first.

Sorted 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

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Sunday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,219. The most expensive day to fly to Sydney is Tuesday, with ticket prices averaging around $1,394.

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

As of December 2025, prices for Chiang Mai to Sydney flights are approximately 17% more expensive 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

Fastest flight time	20h 05m
Direct flights	None

The fastest flight from Chiang Mai to Sydney takes 20h 05m

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

Search flight deals

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 20h 05m.
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 many operators does momondo search for flights from Chiang Mai Airport to Sydney Kingsford Smith Airport?
As of December 2025, there is 1 operator available to choose from for flights from Chiang Mai Airport to Sydney Kingsford Smith Airport.
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.
What is the most popular airline from Chiang Mai to Sydney?
momondo data reveals that the most frequently booked airline on the route from Chiang Mai to Sydney is Thai Airways, representing 100% of all bookings.

Best airlines flying from Chiang Mai to Sydney

Compare and see reviews for airlines that fly from Chiang Mai to Sydney with momondo

Airline	Rating	Free cancellation	Price
Thai Airways	PriceFrom $1,371	Free cancellation	Rating 7.8 366 reviews		Search Thai Airways flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

Cronulla

Randwick

Charlestown

Newport

Swansea

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.