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Cheap flights from Sydney to Chiang Mai from $310

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 15/10. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — CNX
21 May — 28 May1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Chiang Mai are usually found in May or September, booked 29 days in advance, depart on a Monday or Saturday and return on a Tuesday

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 16 May 2025.

Round-trip from

$594

One-way from

$310

Popular in

December

Cheapest in

May

Average price

$893
3/9-23/9
  • 3/9-23/9
  • 4 total stops
  • 50h 25m total
  • Sydney to Chiang Mai
Search Deals
15/10
  • 15/10
  • 2 total stops
  • 35h 55m total
  • Sydney to Chiang Mai
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($457 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($70 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2025
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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 16 May 2025.

Wed 3/909:15SYD - CNX
2 stops29h 45mMultiple Airlines
Tue 23/908:10CNX - SYD
2 stops20h 40mMultiple Airlines
Deal found 16/5$594
Wed 3/920:45SYD - CNX
1 stop22h 55mScoot
Tue 23/917:40CNX - SYD
1 stop14h 55mScoot
Deal found 16/5$630
Tue 27/511:20SYD - CNX
3 stops31h 00mChina Eastern
Sun 1/616:20CNX - SYD
3 stops37h 10mChina Eastern
Deal found 16/5$919
Fri 16/513:05SYD - CNX
1 stop27h 35mMalaysia Airlines
Sun 18/512:35CNX - SYD
1 stop28h 00mMalaysia Airlines
Deal found 15/5$946
Wed 1/1010:10SYD - CNX
2 stops36h 00mCathay Pacific
Tue 28/1010:35CNX - SYD
1 stop21h 25mCathay Pacific
Deal found 15/5$1,331
Tue 27/509:30SYD - CNX
1 stop17h 10mAsiana Airlines
Sat 31/500:45CNX - SYD
1 stop27h 45mAsiana Airlines
Deal found 16/5$1,373
Sun 28/1209:10SYD - CNX
1 stop17h 55mKorean Air
Thu 8/100:15CNX - SYD
1 stop26h 40mKorean Air
Deal found 16/5$2,632

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 16 May 2025.
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

Wed 3/9

09:15-12:00

2 stops29h 45m

Chiang Mai

Tue 23/9

08:10-07:50

2 stops20h 40m

$594

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 3/9

20:45-16:40

1 stop22h 55m

Chiang Mai

Tue 23/9

17:40-11:35

1 stop14h 55m

$630

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 27/5

11:20-15:20

3 stops31h 00m

Chiang Mai

Sun 1/6

16:20-08:30

3 stops37h 10m

$919

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 1/10

10:10-19:10

2 stops36h 00m

Chiang Mai

Tue 28/10

10:35-12:00

1 stop21h 25m

$1,331

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 27/5

09:30-23:40

1 stop17h 10m

Chiang Mai

Sat 31/5

00:45-07:30

1 stop27h 45m

$1,373

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 15/10

10:15-18:10

2 stops35h 55m

$310

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 15/10

21:45-16:40

1 stop22h 55m

$372

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sun 1/6

11:15-00:20

1 stop16h 05m

$499

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 18/6

10:00-16:15

1 stop33h 15m

$701

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Fri 4/7

11:20-15:20

3 stops31h 00m

$707

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 12 results
1
2

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 9 May 2025.

To ensure you get the cheapest price possible for a flight from Sydney to Chiang Mai, you should look to book at least 29 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, March is the cheapest month in which you can book a flight from Sydney to Chiang Mai (average of $575). Flying from Sydney to Chiang Mai in December is currently the most expensive (average of $931). 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.

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

Find hourly flight availability from Sydney to Chiang Mai. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 16 May 2025.

When flying from Sydney to Chiang Mai, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 30% versus a flight at midday.

What is the cheapest day to fly from Sydney to Chiang Mai?

Use this chart to determine the cheapest time to fly return from Sydney to Chiang Mai. Price data was last updated on 16 December 2024.

Travellers seeking maximum savings on their Sydney to Chiang Mai flight should consider departing on Sunday at midday when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Chiang Mai by month

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

In terms of precipitation, rainfall in Chiang Mai ranges from 0.0 - 250.0 inches per month. September is typically the wettest month, when rainfall can reach 250.0 mm. January is typically the driest time to visit Chiang Mai when rainfall is around 0.0 mm.

Temperature in Chiang Mai by month

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

If weather is an important factor for your trip to Chiang Mai, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

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 16 May 2025.
Asiana Airlines
8.2
Very Good
439 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

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
439 reviews
Asiana Airlines
8.2
Very Good
439 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

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.
Thai Airways
7.7
Good
331 reviews
Asiana Airlines
8.2
Very Good
439 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

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.
Cathay Pacific
7.5
Good
865 reviews
Asiana Airlines
8.2
Very Good
439 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

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 Southern
7.5
Good
96 reviews
Asiana Airlines
8.2
Very Good
439 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

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
439 reviews
Check prices

Boarding

8.4

Entertainment

7.8

Crew

8.5

Food

8.0

Comfort

8.0

Overall

8.2

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 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.

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

    Scoot, at $630, was found to be the cheapest airline from Sydney to Chiang Mai.Alternate airlines to your destination round-trip include China Eastern and Cathay Pacific. Users have found that Scoot is 45% 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 $372. Cebu Pacific flights start at $499 while deals on Thai Airways start at $701 one-way.

  • Where are the most common stopover locations when flying from Sydney to Chiang Mai?

    Flights departing from Sydney and landing in Chiang Mai stopover in Bangkok most frequently.

  • What are some popular things to do or see while on a stopover in Bangkok?

    Most Bangkok visitors opt to spend their time experiencing Pratunam, Thailand Cultural Center, and Patpong Night Market. Pratunam, Thailand Cultural Center, and Patpong Night Market can be accessed by travelling approximately 23.8 km, 21.1 km, and 24.0 km, respectively from Bangkok Suvarnabhumi. Those looking to explore during their stopover in Bangkok can hire a car from Bangkok Suvarnabhumi for about $30 per day.

  • Where are the least popular stopover locations for Sydney to Chiang Mai flights?

    Sydney to Chiang Mai flights have a stopover in Singapore least often.

  • 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, March is the cheapest month in which you can book a flight from Sydney to Chiang Mai (average of $575). Flying from Sydney to Chiang Mai in December is currently the most expensive (average of $931). 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

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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 16 May 2025.
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 7 airlines flying from Sydney to Chiang Mai

Discover the top 7 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 16 May 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$583Average$716FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Malaysia AirlinesCheapest$696Average$956FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China SouthernCheapest$701Average$1,172FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Singapore AirlinesCheapest$896Average$1,171FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Cathay PacificCheapest$906Average$1,032FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
China EasternCheapest$946Average$1,356FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Thai AirwaysCheapest$1,062Average$1,309FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

Fly with Cheapflights

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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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