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Cheap Flights from Chiang Mai to Sydney

Compare Chiang Mai to Sydney flight deals

Find the cheapest month or even day of the year to fly to Sydney

Book the best Sydney fare with no extra fees

Flight deals from Chiang Mai Airport to Sydney Airport

Looking for a cheap last-minute deal or the best return flight from Chiang Mai Airport to Sydney Airport? If you want to travel next month, return fares start from Rs178,575. Find the lowest prices on one-way and return tickets right here.
Sydney.Rs59,397 per passenger.Departing Tue, 17 Mar.One-way flight with Thai VietJet Air.Outbound indirect flight with Thai VietJet Air, departs from Chiang Mai on Tue, 17 Mar, arriving in Sydney.Price includes taxes and charges.From Rs59,397, select.
Sydney.Rs60,871 per passenger.Departing Tue, 25 Nov.One-way flight with Thai VietJet Air.Outbound indirect flight with Thai VietJet Air, departs from Chiang Mai on Tue, 25 Nov, arriving in Sydney.Price includes taxes and charges.From Rs60,871, select.
Sydney.Rs61,027 per passenger.Departing Thu, 11 Jun.One-way flight with Thai LionAir.Outbound indirect flight with Thai LionAir, departs from Chiang Mai on Thu, 11 Jun, arriving in Sydney.Price includes taxes and charges.From Rs61,027, select.
Sydney.Rs61,537 per passenger.Departing Thu, 18 Dec.One-way flight with Thai LionAir.Outbound indirect flight with Thai LionAir, departs from Chiang Mai on Thu, 18 Dec, arriving in Sydney.Price includes taxes and charges.From Rs61,537, select.
Sydney.Rs61,930 per passenger.Departing Sun, 22 Feb.One-way flight with Scoot.Outbound indirect flight with Scoot, departs from Chiang Mai on Sun, 22 Feb, arriving in Sydney.Price includes taxes and charges.From Rs61,930, select.
Sydney.Rs62,372 per passenger.Departing Tue, 1 Sep.One-way flight with Scoot.Outbound indirect flight with Scoot, departs from Chiang Mai on Tue, 1 Sep, arriving in Sydney.Price includes taxes and charges.From Rs62,372, select.
Sydney.Rs62,443 per passenger.Departing Thu, 27 Aug.One-way flight with Scoot.Outbound indirect flight with Scoot, departs from Chiang Mai on Thu, 27 Aug, arriving in Sydney.Price includes taxes and charges.From Rs62,443, select.
Sydney.Rs62,443 per passenger.Departing Sat, 2 May.One-way flight with Scoot.Outbound indirect flight with Scoot, departs from Chiang Mai on Sat, 2 May, arriving in Sydney.Price includes taxes and charges.From Rs62,443, select.

Find the cheapest month to fly from Chiang Mai to Sydney

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Chiang Mai to Sydney flights are currently cheapest in March.
Nov
from Rs60,871
Dec
from Rs61,537
Jan
from Rs95,551
Feb
from Rs61,930
Mar
from Rs59,397
Apr
from Rs62,531
May
from Rs62,443
Jun
from Rs61,027
Jul
from Rs74,067
Aug
from Rs62,443
Sep
from Rs62,372
Oct
from Rs112,912

Chiang Mai to Sydney: Alternative routes

Compare routes from Chiang Mai to Sydney below. You may find an airport to fly into that's cheaper, faster, or easier than Sydney.

Chiang Mai to Sydney: Flight information

The things to know before you go.
Cheapest flight foundRs59,397
Cheapest month to flyMarch

Finding cheap flights from Chiang Mai to Sydney: Frequently asked questions

The best price we found for a return flight from Chiang Mai to Sydney is Rs131,087. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Chiang Mai to Sydney. But we found flights with one or more stops from Rs131,087.
As of November 2025, there are no flights flying from Chiang Mai to Sydney.
The cheapest month to fly from Chiang Mai to Sydney is usually March.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Chiang Mai Airport to Sydney Airport on Saturday, 28 March 2026.
No airlines currently offer direct flights between Chiang Mai Airport and Sydney Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Sydney but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Sydney is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Scoot offers the cheapest flight tickets to Sydney.

Travelling from Chiang Mai International Airport (CNX) to Sydney (Kingsford Smith) Airport (SYD): what you need to know

  • Sydney is four hours ahead of Chiang Mai and follows the UTC+11 timezone.

  • Your CNX to SYD flight won't wait if you're running late, so don't forget to check in on time. Arrive up to one hour in advance for domestic flights and two hours ahead when you're travelling internationally.

  • During popular months such as August, you'll want to get to the airport even earlier. Arrive two hours before a domestic departure and four hours ahead of international flights when you fly during a peak period in general.

  • If you'd like to explore another city along the way, simply deselect 'Direct flights only' when searching for your ticket from Chiang Mai International Airport to Sydney (Kingsford Smith) Airport. These are the most popular stopovers between CNX and SYD:

    • Suvarnabhumi Airport

    • Kuala Lumpur International Airport

    • Shanghai Pudong International Airport

How to find the cheapest flights from Chiang Mai International Airport (CNX) to Sydney (Kingsford Smith) Airport (SYD)

  • The cheapest price we've found for a one-way Chiang Mai International Airport to Sydney (Kingsford Smith) Airport flight is Rs59,397. A return plane ticket is currently Rs131,087. Depending on the availability and when you book, these fares can change.

  • It's usually smart to book as early as possible if you're looking for cheap tickets from CNX to SYD. That's because airlines change prices based on demand, which tends to increase closer to departure.

  • Getting cheap flights from Chiang Mai International Airport to Sydney (Kingsford Smith) Airport is easy if you can be flexible with your travel dates. Use the 'Whole month' search function to see the lowest prices across every month and score a great deal.

  • You don't need to check every day to see if fares have gone down when you create a Price Alert. We'll send you an update as soon as there's a change in price on cheap flights from CNX to SYD.

  • Find the right flight for you by using the filters. To see the 'Fastest,' 'Cheapest' or 'Best' flights from Chiang Mai International Airport to Sydney (Kingsford Smith) Airport, use the 'Sort by' function. You can also filter by airline, departure and arrival times, and journey duration.

Handy information about Chiang Mai International Airport (CNX)

  • When it comes to the on-time performance of Chiang Mai International Airport, 76.37% of flights arrive within the expected timeframe.

  • To get to Chiang Mai International Airport from central Chiang Mai, it takes around 10 minutes if you're planning to drive. Of course, this depends on traffic. It's approximately 5 kilometres from the airport to the city centre.

  • The trip on public transport usually takes 25 minutes.

  • Searching for a convenient hotel near CNX? If you're catching an early flight from Chiang Mai International Airport to Sydney (Kingsford Smith) Airport, these accommodation options will have you sleeping moments from your check-in counter:

Arriving at Sydney (Kingsford Smith) Airport (SYD)

  • If you're arriving on a late Chiang Mai International Airport to Sydney (Kingsford Smith) Airport flight, nothing beats the convenience of being close to the terminal. Grab your bags from the carousel and then be resting shortly after at one of these accommodation options near SYD:

  • Fast-track your adventure by picking up a Sydney (Kingsford Smith) Airport rental car. Grab your wheels from simba car hire, Bargain Car Rentals or Yes Drive and explore beyond Sydney's usual tourist stops.

  • Reserving your vehicle from Sydney (Kingsford Smith) Airport about two weeks ahead gives you the best chance of locking in a great deal.

Getting from Sydney (Kingsford Smith) Airport (SYD) to central Sydney

  • From Sydney (Kingsford Smith) Airport, Sydney is approximately 18 kilometres away. It takes around 20 minutes to reach the centre by car.

  • Travelling to the centre by public transport typically takes 25 minutes.

When to fly to Sydney (Kingsford Smith) Airport (SYD)

  • It's time to work out your trip dates for your flight from Chiang Mai International Airport to Sydney (Kingsford Smith) Airport. April is the busiest month to visit Sydney. If you're after a more laid-back vibe, go in April.

  • The warmest month in Sydney is January, with the temperature ranging between 17ºC and 32ºC. Book your flights from Chiang Mai International Airport to Sydney (Kingsford Smith) Airport in this month if you enjoy this type of weather.

  • Look for cheap tickets from CNX to SYD in July if you want to travel in cooler conditions. Temperatures are at their lowest around then, ranging between 5ºC and 19ºC on average.

Explore more of Australia

  • Canberra is just one of the many places in Australia waiting to be discovered after you've seen Sydney. Around 241 kilometres away to the south-west, well-known attractions include Australian War Memorial, National Gallery of Australia and Parliament House.

  • If you're looking to explore another great destination in Australia, head for Newcastle, roughly 121 kilometres north-east of Sydney. Newcastle Beach, Nobbys Beach and Merewether Beach are among the biggest draws.

Plan the rest of your trip from Chiang Mai to Sydney

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.