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Cheap flights from Chiang Mai to Sydney from ฿12,555

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 2/6. Fares are subject to change and may not be available on all flights or dates of travel.
CNX — SYD
25 May — 1 Jun1
1 adult

Cheap flight deals from Chiang Mai to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Chiang Mai (CNX) to Sydney (SYD). 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 20 May 2025.

Round-trip from

฿17,391

One-way from

฿12,555

Popular in

October

Cheapest in

April

Average price

฿30,078
Cebu Pacific
  • Cebu Pacific
  • 3/7-10/7
  • 3 total stops
  • 34h 20m total
  • Chiang Mai to Sydney
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2/6
  • 2/6
  • 1 total stop
  • 23h 40m total
  • Chiang Mai to Sydney
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (฿334,855 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 11% potential price decrease (฿91,903 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2025
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Find flight deals from Chiang Mai to Sydney

Cheapest flights from Chiang Mai to Sydney
Explore the most affordable flight options available from Chiang Mai to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 May 2025.

Thu 3/709:10CNX - SYD
2 stops19h 40mMultiple Airlines
Thu 10/711:15SYD - CNX
1 stop14h 40mMultiple Airlines
Deal found 19/5฿17,391
Thu 3/710:05CNX - SYD
3 stops23h 30mChina Eastern
Thu 10/711:20SYD - CNX
3 stops31h 00mChina Eastern
Deal found 19/5฿26,037
Sat 16/814:40CNX - SYD
1 stop25h 55mMalaysia Airlines
Fri 22/813:05SYD - CNX
1 stop27h 35mMalaysia Airlines
Deal found 19/5฿78,707
Sat 27/910:30CNX - SYD
1 stop21h 20mCathay Pacific
Sat 4/1007:40SYD - CNX
1 stop14h 00mCathay Pacific
Deal found 19/5฿90,036
Sat 16/810:10CNX - SYD
2 stops20h 35mGaruda Indonesia
Fri 22/811:45SYD - CNX
2 stops55h 05mGaruda Indonesia
Deal found 19/5฿102,657
Fri 15/800:45CNX - SYD
1 stop27h 45mAsiana Airlines
Fri 22/809:30SYD - CNX
1 stop17h 10mAsiana Airlines
Deal found 19/5฿104,214

Cheapflights Fare Finder

Customise your flight search to find flights from Chiang Mai to Sydney 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 17,341 searches. Data last updated 20 May 2025.
Use the filters below to find and compare flights from Chiang Mai to Sydney that are best for you.

Fly from

Chiang Mai

Fly to

Sydney

Route

Depart

Return

Price

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Thu 3/7

09:10-07:50

2 stops19h 40m

Sydney Kingsford Smith

Thu 10/7

11:15-22:55

1 stop14h 40m

฿17,391

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Thu 3/7

10:05-12:35

3 stops23h 30m

Sydney Kingsford Smith

Thu 10/7

11:20-15:20

3 stops31h 00m

฿26,037

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Sat 16/8

14:40-19:35

1 stop25h 55m

Sydney Kingsford Smith

Fri 22/8

13:05-13:40

1 stop27h 35m

฿78,707

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Sat 27/9

10:30-10:50

1 stop21h 20m

Sydney Kingsford Smith

Sat 4/10

07:40-18:40

1 stop14h 00m

฿90,036

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Sat 16/8

10:10-09:45

2 stops20h 35m

Sydney Kingsford Smith

Fri 22/8

11:45-15:50

2 stops55h 05m

฿102,657

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Fri 15/8

00:45-07:30

1 stop27h 45m

Sydney Kingsford Smith

Fri 22/8

09:30-23:40

1 stop17h 10m

฿104,214

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Mon 2/6

17:20-20:00

1 stop23h 40m

฿12,555

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Mon 2/6

16:20-11:15

2 stops39h 55m

฿14,377

Chiang MaiSydney

CNX - SYD

CNXSYD

Chiang Mai

Sun 1/6

00:45-07:30

1 stop27h 45m

฿24,844

Flights are sorted by cheapest return flights first.

Deals found on 19/5

Best time to book a flight from Chiang Mai to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Chiang Mai 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 Chiang Mai to Sydney

What is the cheapest time of day to fly from CNX to SYD?

Find hourly flight availability from Chiang Mai to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 May 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Chiang Mai to Sydney as you normally would.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 inches per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 20 May 2025.
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Comfort

8.0

Crew

8.5

Boarding

8.4

Overall

8.2

Food

8.0

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Asiana Airlines
8.2
Very Good
440 reviews
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Comfort

8.0

Crew

8.5

Boarding

8.4

Overall

8.2

Food

8.0

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Garuda Indonesia
8.0
Very Good
74 reviews
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Comfort

8.0

Crew

8.5

Boarding

8.4

Overall

8.2

Food

8.0

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
Malaysia Airlines
7.4
Good
259 reviews
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Comfort

8.0

Crew

8.5

Boarding

8.4

Overall

8.2

Food

8.0

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.
China Eastern
7.2
Good
150 reviews
Asiana Airlines
8.2
Very Good
440 reviews
Check prices

Comfort

8.0

Crew

8.5

Boarding

8.4

Overall

8.2

Food

8.0

Entertainment

7.8

Reviews

1 / 20
4.0
Okay

Ramón,Feb 2025

ICN - SGN

The same as my experience from NYC to Incheon, just 1 EVER LASTING LONG LINE. No group calling out anything, just telling everyone to line up.

Related info for your journey

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

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

    Flying on China Eastern is currently your cheapest option to Sydney, with prices starting at ฿26,037. Additional round-trip tickets that might be worth considering are offered by Malaysia Airlines and Garuda Indonesia, with the lowest prices starting at ฿78,707 and ฿102,657, respectively. China Eastern is currently priced 4% below the average price you’ll pay for this route.

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

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

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

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

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

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

See more FAQs

Travelling to a place near Chiang Mai?

Book flights to Chiang Mai if you plan to visit one of these locations
Wollongong

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Alternative routes for Chiang Mai to Sydney

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

Cheapflights helps you find that perfect flight to Sydney from Chiang Mai by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Chiang Mai today and book when prices fit your budget.

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