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Cheap flights from Sydney to Chiang Mai from $313

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 15/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CNX
23 Apr — 30 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Chiang Mai

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Chiang Mai
Explore the most affordable flight options available from Sydney to Chiang Mai. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 24 March 2026.

Wed 13/520:50
SYD
-
CNX
1 stop21h 20m
Multiple Airlines
Tue 19/515:40
CNX
-
SYD
1 stop24h 55m
Multiple Airlines
Deal found 21/3$614
Mon 4/520:50
SYD
-
CNX
1 stop21h 20m
Multiple Airlines
Mon 11/515:40
CNX
-
SYD
1 stop24h 55m
Multiple Airlines
Deal found 20/3$622
Mon 7/920:50
SYD
-
CNX
1 stop21h 20m
Multiple Airlines
Mon 21/915:40
CNX
-
SYD
1 stop24h 55m
Multiple Airlines
Deal found 22/3$640
Thu 6/810:00
SYD
-
CNX
2 stops32h 20m
China Eastern
Tue 8/916:10
CNX
-
SYD
2 stops36h 50m
China Eastern
Deal found 19/3$641
Wed 22/420:50
SYD
-
CNX
1 stop21h 20m
Multiple Airlines
Wed 29/411:30
CNX
-
SYD
1 stop21h 15m
Multiple Airlines
Deal found 22/3$655
Tue 21/413:00
SYD
-
CNX
1 stop24h 25m
Scoot
Tue 28/417:35
CNX
-
SYD
1 stop22h 45m
Scoot
Deal found 24/3$657
Tue 1/910:05
SYD
-
CNX
3 stops50h 10m
China Eastern
Tue 8/916:10
CNX
-
SYD
2 stops36h 45m
China Eastern
Deal found 22/3$658
Wed 20/513:00
SYD
-
CNX
1 stop30h 35m
Scoot
Sun 31/517:35
CNX
-
SYD
1 stop22h 45m
Scoot
Deal found 23/3$660
Thu 14/513:00
SYD
-
CNX
1 stop24h 25m
Scoot
Mon 18/517:35
CNX
-
SYD
1 stop15h 10m
Scoot
Deal found 20/3$662
Mon 20/413:00
SYD
-
CNX
1 stop30h 35m
Scoot
Sun 3/517:35
CNX
-
SYD
1 stop22h 45m
Scoot
Deal found 24/3$670
Thu 11/620:35
SYD
-
CNX
1 stop16h 50m
Scoot
Thu 25/617:35
CNX
-
SYD
1 stop22h 45m
Scoot
Deal found 20/3$678

Find flight deals from Sydney to Chiang Mai

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Chiang Mai (CNX). 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 24 March 2026.

Round-trip from

$614

One-way from

$313

Popular in

December

Cheapest in

March

Average price

$685
13/5-19/5
  • 13/5-19/5
  • 2 total stops
  • 46h 15m total
  • Sydney to Chiang Mai
Search Deals
15/4
  • 15/4
  • 1 total stop
  • 21h 20m total
  • Sydney to Chiang Mai
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($387 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($74 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Chiang Mai 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 647,157 searches. Data last updated 24 March 2026.
Use the filters below to find and compare flights from Sydney to Chiang Mai that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 20/5

13:00-16:35

1 stop30h 35m

Chiang Mai

Sun 31/5

17:35-19:20

1 stop22h 45m

$657

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 17/6

09:15-13:40

1 stop31h 25m

Chiang Mai

Fri 26/6

12:35-07:00

1 stop15h 25m

$820

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Thu 4/6

13:05-11:40

1 stop25h 35m

Chiang Mai

Mon 8/6

12:35-06:25

1 stop14h 50m

$853

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Fri 4/9

13:05-13:40

1 stop27h 35m

Chiang Mai

Fri 18/9

12:35-07:00

1 stop15h 25m

$860

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sat 18/4

20:50-15:10

1 stop21h 20m

Chiang Mai

Sun 26/4

15:40-19:35

1 stop24h 55m

$866
Fastest return journey

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 23/6

22:10-11:40

1 stop16h 30m

Chiang Mai

Tue 18/8

14:40-06:25

1 stop12h 45m

$873

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 8/9

22:10-11:40

1 stop16h 30m

Chiang Mai

Fri 18/9

12:35-07:00

1 stop15h 25m

$888

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 21/4

10:05-15:20

3 stops32h 15m

Chiang Mai

Tue 28/4

10:05-08:00

3 stops42h 55m

$943

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 20/5

20:30-13:25

1 stop19h 55m

Chiang Mai

Sun 31/5

10:05-12:35

2 stops23h 30m

$975

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Thu 4/6

13:05-11:40

1 stop25h 35m

Chiang Mai

Mon 8/6

12:35-09:30

2 stops17h 55m

$981

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Sydney to Chiang Mai

Have a flexible travel schedule? Discover the best time to fly to Chiang Mai from Sydney with our price prediction graph.
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 Sydney to Chiang Mai

How far ahead should I book a flight from Sydney to Chiang Mai?

Use this chart to determine the optimal time to book a return flight from Sydney to Chiang Mai. Price data was last updated on 13 March 2026.

To ensure you get the cheapest price possible for a flight from Sydney to Chiang Mai, you should look to book at least 65 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 Chiang Mai?

Currently, May is the cheapest month in which you can book a flight from Sydney to Chiang Mai (average of $535). Flying from Sydney to Chiang Mai in December is currently the most expensive (average of $1,071). 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 Chiang Mai

Get insights into the airlines that provide service to Chiang Mai. 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 Chiang Mai. Reviews last updated 24 March 2026.
Get a feel of what it's like to fly with Singapore Airlines,Thai Airways, andChina Southern from Sydney to Chiang Mai by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Singapore Airlines
8.2
Very Good
1,484 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Thai Airways
7.8
Good
394 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
China Southern
7.4
Good
145 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Malaysia Airlines
7.3
Good
298 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.
Scoot
6.7
Okay
322 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Overall

8.2

Entertainment

8.0

Food

7.8

Comfort

8.0

Crew

8.6

Boarding

8.3

Reviews

1 / 20
10.0
Excellent

Juliet,Oct 2025

PUS - SIN

Very kind staff to arrange my luggage and really appreciate all help.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Chiang Mai. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Sydney to Chiang Mai?

    Departing from Sydney to Chiang Mai will take you 30h 35m. The distance between Sydney and Chiang Mai is about 8048 km. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Sydney to Chiang Mai round-trip?

    Scoot, at $543, was found to be the cheapest airline from Sydney to Chiang Mai.Alternate airlines to your destination round-trip include Malaysia Airlines and China Southern. Users have found that Scoot is 41% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Sydney to Chiang Mai one-way?

    To fly one-way, consider booking your trip with Scoot, which is currently one of the cheapest options available, starting at $285. China Eastern flights start at $345 while deals on Cebu Pacific start at $354 one-way.

  • Can I find deals for flights from Sydney to Chiang Mai that include hotel bookings?

    Yes. In addition to deals on Sydney to Chiang Mai flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Sydney to Chiang Mai?

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

  • Can I find deals for business class flights from Sydney to Chiang Mai?

    Yes. Cheapflights offers flight deals from Sydney to Chiang Mai 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 Sydney to Chiang Mai?

    Currently, May is the cheapest month in which you can book a flight from Sydney to Chiang Mai (average of $535). Flying from Sydney to Chiang Mai in December is currently the most expensive (average of $1,071). 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

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.

Fly from Sydney to Chiang Mai on these airlines

Choose from the following airlines for your flight from Sydney to Chiang Mai. Flights are based on user searches made on Cheapflights and were last updated on 24 March 2026.
Thai Airways flights from Sydney Kingsford Smith to Chiang Mai
Scoot flights from Sydney Kingsford Smith to Chiang Mai
Singapore Airlines flights from Sydney Kingsford Smith to Chiang Mai

Top 6 airlines flying from Sydney to Chiang Mai

Discover the top 6 airlines that operate flights from Sydney to Chiang Mai. 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 647,157 searches. Data last updated 24 March 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$543Average$669FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Malaysia AirlinesCheapest$586Average$839FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China SouthernCheapest$688Average$1,133FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Cathay PacificCheapest$873Average$1,117FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Singapore AirlinesCheapest$1,030Average$1,937FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest$1,067Average$1,324FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Chiang Mai?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Chiang Mai. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Chiang Mai?

Cheapflights simply makes it quick and affordable to book flights from Sydney to Chiang Mai by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Sydney to Chiang Mai with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney to Chiang Mai flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Sydney to Chiang Mai become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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