HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Chiang Mai

$218+ Cheap flights from Sydney (SYD) to Chiang Mai (CNX)

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CNX
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Sydney to Chiang Mai with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap 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 January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$621
(Priceline)

One-way from

$218
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$859
Provider with most accurate pricing for Sydney Kingsford Smith-Chiang Mai flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Chiang Mai flights.
Search Deals
From Sydney Kingsford Smith to Chiang Mai
Search Deals
One-way flight from Sydney Kingsford Smith to Chiang Mai
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($154 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($30 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Sydney to Chiang Mai

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 January 15, 2026.

This Priceline deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/38:05 pm
SYD
-
CNX
1 stop19h 00m
Multiple Airlines
Thu 3/511:20 pm
CNX
-
SYD
3 stops52h 00m
Multiple Airlines
Deal found 1/15$621
This Gotogate deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/288:05 pm
SYD
-
CNX
1 stop19h 00m
Multiple Airlines
Sat 3/710:05 am
CNX
-
SYD
3 stops23h 30m
Multiple Airlines
Deal found 1/13$636
This Malaysia Airlines deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:40 pm
SYD
-
CNX
2 stops19h 45m
Multiple Airlines
Tue 11/102:50 pm
CNX
-
SYD
2 stops16h 00m
Multiple Airlines
Deal found 1/14$680
This Mytrip deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/110:15 pm
SYD
-
CNX
1 stop17h 10m
Multiple Airlines
Sun 3/81:30 pm
CNX
-
SYD
3 stops18h 50m
Multiple Airlines
Deal found 1/15$685
This FlightHub deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/312:00 pm
SYD
-
CNX
2 stops25h 05m
China Eastern
Tue 11/1010:05 am
CNX
-
SYD
3 stops23h 30m
China Eastern
Deal found 1/14$745
This Gotogate deal was found by Cheapflights users on 1/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/281:30 pm
SYD
-
CNX
2 stops29h 55m
China Eastern
Sat 3/710:05 am
CNX
-
SYD
3 stops23h 30m
China Eastern
Deal found 1/13$782
This China Eastern deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/811:20 am
SYD
-
CNX
2 stops55h 00m
China Eastern
Sat 8/154:20 pm
CNX
-
SYD
3 stops61h 40m
China Eastern
Deal found 1/15$789
This China Airlines deal was found by Cheapflights users on 1/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/176:30 pm
SYD
-
CNX
2 stops18h 50m
China Airlines
Thu 5/2111:20 am
CNX
-
SYD
1 stop20h 25m
China Airlines
Deal found 1/14$792
This China Eastern deal was found by Cheapflights users on 1/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/208:30 pm
SYD
-
CNX
3 stops45h 50m
China Eastern
Sun 5/314:20 pm
CNX
-
SYD
2 stops37h 40m
China Eastern
Deal found 1/15$817

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated January 15, 2026.
Use the filters below to find and compare flights from Sydney to Chiang Mai that are best for you.

Fly from

Sydney

Fly to

Chiang Mai

Route

Depart

Return

Price

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 3/3

8:05 pm-11:05 am

1 stop19h 00m

Chiang Mai

Thu 3/5

11:20 pm-7:20 am

3 stops52h 00m

$621

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sat 2/28

8:05 pm-11:05 am

1 stop19h 00m

Chiang Mai

Sat 3/7

10:05 am-1:35 pm

3 stops23h 30m

$636

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sun 3/1

10:15 pm-11:25 am

1 stop17h 10m

Chiang Mai

Sun 3/8

1:30 pm-12:20 pm

3 stops18h 50m

$685

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sat 2/28

1:30 pm-3:25 pm

2 stops29h 55m

Chiang Mai

Sat 3/7

10:05 am-1:35 pm

3 stops23h 30m

$782

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sun 5/17

6:30 pm-10:20 am

2 stops18h 50m

Chiang Mai

Thu 5/21

11:20 am-10:45 am

1 stop20h 25m

$792

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 6/23

11:00 am-3:20 pm

3 stops55h 20m

Chiang Mai

Tue 8/18

4:20 pm-9:00 am

3 stops37h 40m

$817

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 5/20

8:30 pm-3:20 pm

3 stops45h 50m

Chiang Mai

Sun 5/31

4:20 pm-9:00 am

2 stops37h 40m

$817

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Mon 2/2

9:50 pm-8:40 am

1 stop14h 50m

$218

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Thu 5/7

8:50 pm-10:15 am

1 stop16h 25m

$235

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Thu 5/7

7:00 pm-11:40 am

2 stops19h 40m

$416

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/15

Showing 1-10 of 12 results
1
2

Compare providers for flights from Sydney to Chiang Mai

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Chiang Mai in January.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sydney-Chiang Mai flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Sydney-Chiang Mai flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Sydney-Chiang Mai flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-Chiang Mai flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Chiang Mai flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 round-trip flight from Sydney to Chiang Mai. Price data was last updated on January 9, 2026.

The price you pay for your flight from Sydney to Chiang Mai may vary depending on when you book. For the best chance of a lower fare, look to book 7 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Sydney to Chiang Mai?

Currently, March is the cheapest month in which you can book a flight from Sydney to Chiang Mai (average of $373). Flying from Sydney to Chiang Mai in December is currently the most expensive (average of $707). 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.

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?

    For as low as $782, China Eastern can have you in Chiang Mai from Sydney in 29h 55m. There are 5001 mi between Sydney and Chiang Mai.

  • 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 vacation 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, March is the cheapest month in which you can book a flight from Sydney to Chiang Mai (average of $373). Flying from Sydney to Chiang Mai in December is currently the most expensive (average of $707). 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.

Alternative routes for Sydney to Chiang Mai

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Suvarnabhumi flights
Sydney to Ko Samui flights
Sydney to Phuket City flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.