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Cheap flights from Sydney to Chiang Mai from £677

SYD — CNX
29 Nov — 6 Dec1
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

Wed 18/1121:50 -
2 stops20h 00m
Mon 7/1212:25 -
1 stop17h 55m
Deal found 29/10£788
Mon 23/1112:20 -
2 stops29h 30m
Mon 30/1112:25 -
1 stop15h 30m
Deal found 28/10£800
Wed 18/1122:15 -
1 stop19h 35m
Mon 7/1212:25 -
2 stops37h 40m
Deal found 27/10£803
Wed 9/1212:20 -
2 stops29h 30m
Mon 14/1212:25 -
2 stops37h 40m
Deal found 30/10£1,015
Sat 19/1210:25 -
1 stop12h 35m
Mon 25/112:10 -
3 stops27h 35m
Deal found 26/10£2,361
Sat 19/1222:10 -
2 stops19h 35m
Mon 25/119:45 -
2 stops36h 30m
Deal found 27/10£2,432
Thu 17/1208:50 -
1 stop19h 40m
Thu 31/1201:30 -
1 stop25h 20m
Deal found 30/10£2,581

Find flight deals from Sydney to Chiang Mai

Round-trip from

£601

Popular in

December

Cheapest in

May

Average price

£639
Malaysia Airlines
  • Malaysia Airlines
  • 26/1-24/2
  • 3 total stops
  • 45h 00m total
  • Sydney to Chiang Mai
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Highest demand for flights based on searches. 16% potential increase in price (£88 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£19 potential savings vs. average return price).
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Average for round-trip flights in October 2026
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Sydney to Chiang Mai that are best for you.

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Price

Cheapest return flight

SydneyChiang Mai

SYD Sydney Kingsford Smith - CNX Chiang Mai

SYDCNX

Sydney Kingsford Smith

Tue 23/3

20:05-11:05

1 stop19h 00m

Chiang Mai

Thu 25/3

12:05-18:50

1 stop26h 45m

£677
Fastest return journey

SydneyChiang Mai

SYD Sydney Kingsford Smith - CNX Chiang Mai

SYDCNX

Sydney Kingsford Smith

Sat 16/1

22:15-11:25

1 stop17h 10m

Chiang Mai

Sat 23/1

14:45-20:35

1 stop25h 50m

£717

SydneyChiang Mai

SYD Sydney Kingsford Smith - CNX Chiang Mai

SYDCNX

Sydney Kingsford Smith

Tue 23/3

22:10-19:00

2 stops24h 50m

Chiang Mai

Thu 25/3

11:25-12:15

1 stop20h 50m

£797

SydneyChiang Mai

SYD Sydney Kingsford Smith - CNX Chiang Mai

SYDCNX

Sydney Kingsford Smith

Mon 23/11

12:20-13:50

2 stops29h 30m

Chiang Mai

Mon 30/11

12:25-07:55

1 stop15h 30m

£800

Flights are sorted by cheapest return flights first.

Deals found on 27/10

Sorted by cheapest first

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

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?

The best time to book flights from Sydney to Chiang Mai is 10 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 £363). Flying from Sydney to Chiang Mai in December is currently the most expensive (average of £858). 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.

How much does it cost for a return flight from Sydney to Chiang Mai?

Airfare is typical for this route at the moment.

Sydney to Chiang Mai flights typically cost between £412 and £675 in January.
The cheapest return price found within the last 5 days was £601 on Malaysia Airlines (26 Jan–24 Feb).

Related info for your journey

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

    For as low as £677, Malaysia Airlines can have you in Chiang Mai from Sydney in 19h. Sydney and Chiang Mai are separated by a distance of 5001 mi. Both multi-stop and direct flights can be found to your destination and back.

  • 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 £363). Flying from Sydney to Chiang Mai in December is currently the most expensive (average of £858). 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

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Yes, we can. To see specific flights from Sydney to Chiang Mai with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

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

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