CNX - SYD

$337 Find Cheap Flights from Chiang Mai to Sydney – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
$780
Typical prices: $718-$1,143
Scoot
Mon 29/10Mon 12/11
CNX - SYD • 1 stop
Cheapest one-way flight
$337
Typical prices: $375-$693
Scoot
Fri 16/11
CNX - SYD • 1 stop
Direct flights
Not available
There are currently no direct flights between Chiang Mai and Sydney. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 28% price drop
August
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Singapore Changi (SIN)
Cheapest • Avg $821 (return)
Bangkok Suvarnabhumi (BKK)
Shortest trip • 15h 14m (one-way)
Insights
Insights
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Flight Deals

Cheap Flights from Chiang Mai to Sydney (CNX-SYD)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Chiang Mai to Sydney

Thu, 29 Oct - Thu, 12 Nov
Scoot Logo
12:05 - 18:50CNX  Chiang Mai-SYD Sydney Kingsford Smith
26h 45m1 stop Singapore Changi
Scoot Logo
20:05 - 15:40SYD  Sydney Kingsford Smith-CNX Chiang Mai
23h 35m1 stop Singapore Changi
$780Scoot
Tue, 23 Feb - Fri, 5 Mar
Scoot Logo
12:05 - 18:50CNX  Chiang Mai-SYD Sydney Kingsford Smith
26h 45m1 stop Singapore Changi
Scoot Logo
20:05 - 15:40SYD  Sydney Kingsford Smith-CNX Chiang Mai
23h 35m1 stop Singapore Changi
$797Scoot
Tue, 27 Oct - Tue, 3 Nov
Scoot Logo
12:05 - 18:50CNX  Chiang Mai-SYD Sydney Kingsford Smith
26h 45m1 stop Singapore Changi
Scoot Logo
20:05 - 15:40SYD  Sydney Kingsford Smith-CNX Chiang Mai
23h 35m1 stop Singapore Changi
$815Scoot
Thu, 29 Oct - Thu, 5 Nov
Scoot Logo
16:40 - 18:50CNX  Chiang Mai-SYD Sydney Kingsford Smith
22h 10m1 stop Singapore Changi
Scoot Logo
20:05 - 15:40SYD  Sydney Kingsford Smith-CNX Chiang Mai
23h 35m1 stop Singapore Changi
$894Scoot
Tue, 23 Feb - Fri, 5 Mar
Multiple Airlines Logo
11:55 - 12:10CNX  Chiang Mai-SYD Sydney Kingsford Smith
20h 15m2 stops Bangkok Suvarnabhumi Singapore Changi
Multiple Airlines Logo
20:05 - 11:05SYD  Sydney Kingsford Smith-CNX Chiang Mai
19h 00m1 stop Singapore Changi
$896Multiple Airlines
Thu, 29 Oct - Thu, 5 Nov
Multiple Airlines Logo
12:05 - 12:10CNX  Chiang Mai-SYD Sydney Kingsford Smith
20h 05m1 stop Singapore Changi
Multiple Airlines Logo
12:05 - 15:15SYD  Sydney Kingsford Smith-CNX Chiang Mai
31h 10m2 stops Ho Chi Minh City Bangkok Suvarnabhumi
$901Multiple Airlines
Tue, 27 Oct - Tue, 3 Nov
Multiple Airlines Logo
12:05 - 18:50CNX  Chiang Mai-SYD Sydney Kingsford Smith
26h 45m1 stop Singapore Changi
Multiple Airlines Logo
15:15 - 10:10SYD  Sydney Kingsford Smith-CNX Chiang Mai
22h 55m2 stops Guangzhou Baiyun Bangkok Suvarnabhumi
$903Multiple Airlines
Tue, 9 Feb - Sat, 27 Feb
Scoot Logo
16:40 - 18:50CNX  Chiang Mai-SYD Sydney Kingsford Smith
22h 10m1 stop Singapore Changi
Scoot Logo
13:25 - 15:40SYD  Sydney Kingsford Smith-CNX Chiang Mai
30h 15m1 stop Singapore Changi
$931Scoot
Thu, 29 Oct - Thu, 12 Nov
Multiple Airlines Logo
16:40 - 12:10CNX  Chiang Mai-SYD Sydney Kingsford Smith
15h 30m1 stop Singapore Changi
Multiple Airlines Logo
13:25 - 07:35SYD  Sydney Kingsford Smith-CNX Chiang Mai
22h 10m3 stops Singapore Changi Hat Yai Bangkok Don Mueang Intl
$944Multiple Airlines
Tue, 9 Feb - Sat, 27 Feb
Multiple Airlines Logo
11:55 - 18:50CNX  Chiang Mai-SYD Sydney Kingsford Smith
26h 55m2 stops Bangkok Suvarnabhumi Singapore Changi
Multiple Airlines Logo
20:05 - 11:05SYD  Sydney Kingsford Smith-CNX Chiang Mai
19h 00m1 stop Singapore Changi
$947Multiple Airlines
Booking Insights

Price, demand, and travel trends for Chiang Mai to Sydney flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights from Chiang Mai to Sydney with more confidence.

How much is a return flight from Chiang Mai to Sydney?

Return flights from Chiang Mai to Sydney start at $780. Prices are typical for this route right now, with typical return fares ranging from $718 to $1,143. The lowest price found in the past 5 days was $780 on Scoot.

What's the cheapest day of the week to fly from Chiang Mai to Sydney?

Monday is the cheapest day of the week to fly from Chiang Mai to Sydney and is 24% cheaper than the average day. Friday is the most expensive day with flight prices 48% higher than average. Based on deals found by KAYAK users in the last 12 months.

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Key details for Chiang Mai to Sydney flights

Low season

May

Cheapest flight

$337
Best time to beat the crowds (24% less expensive on average)
Most popular time to fly (6% more expensive on average)
Flights from Chiang Mai to Sydney

When to book flights from Chiang Mai to Sydney

Are your dates flexible? Find out the best times to travel from Chiang Mai to Sydney based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price

Your Chiang Mai to Sydney flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • Which airports can I use when flying from Chiang Mai to Sydney?

    Flights from Chiang Mai to Sydney usually depart from Chiang Mai (CNX) and arrive at Sydney Kingsford Smith (SYD).

  • Which cabin classes can I book on flights from Chiang Mai to Sydney?

    Three cabin classes are available on flights from Chiang Mai to Sydney:

    • Economy class
    • Premium Economy Class
    • Business Class

  • Which airports do connecting flights from Chiang Mai to Sydney pass through?

    One-stop flights from Chiang Mai to Sydney most commonly connect through:

    • Singapore Changi (SIN) – 63% of one-stop connections
    • Kuala Lumpur Intl (KUL) – 25% of one-stop connections
    • Bangkok Suvarnabhumi (BKK) – 13% of one-stop connections

    Singapore Changi (SIN) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Chiang Mai to Sydney?

    Yes. Being flexible with your travel dates can save you up to 49% on the Chiang Mai to Sydney route. Monday is the cheapest departure day at $658 return on average, while Friday is the most expensive at $1,275, a difference of $617. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Sydney?

    Some of the most popular sights in Sydney are Sydney Opera House, Star Casino, and Capitol Theatre. These are among the most viewed places in Sydney on KAYAK.

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

    A direct flight from Chiang Mai to Sydney takes 0h 00m, covering 12,954 km.

  • Do I need a passport to fly from Chiang Mai to Sydney?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • Have flight prices from Chiang Mai to Sydney changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about $780 to $7,705. That means the highest observed fare was about 10x higher than the lowest one.

  • How are flight prices from Chiang Mai to Sydney looking right now?

    One-way fares from Chiang Mai to Sydney are currently lower than usual. Average one-way flight prices are about $369, which is 30% below the typical average for this route.

  • How much time can I save by choosing a different stopover airport from Chiang Mai to Sydney?

    Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time of 15h 14m, compared to 15h 27m via Kuala Lumpur Intl (KUL) and 20h 36m via Singapore Changi (SIN).

  • What is the time difference between Chiang Mai and Sydney?

    Sydney is 3 hours ahead of Chiang Mai (Eastern Australia Time vs Indochina Time). Plan for the time shift when scheduling connections or first-day activities.

  • Which car hire options are available at Sydney Kingsford Smith Airport (SYD)?

    Sydney Kingsford Smith Airport (SYD) hosts 5 major car hire companies, with daily rates starting from around $14 for economy cars. Top options include:
    • Bargain Car Rentals
    • East Coast Car Rentals
    • EverythingFleet
    • YESDRIVE CAR RENTAL
    • No Birds

  • How much should I expect to pay for a Chiang Mai to Sydney flight?

    Return flights from Chiang Mai to Sydney range from $718 to $1,143, with an average of $861 over the past 12 months. Anything below $718 counts as a good deal.

Your guide to booking Chiang Mai to Sydney flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Monday departure instead of Friday. On this route, Monday flights average $658 – about $617 less than Friday (48% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Chiang Mai to Sydney trip for February. Fares historically average $616 return in that month – typically $856 less than the most expensive month, which is January (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Sydney Kingsford Smith Airport.
    - Travelodge Hotel Sydney Airport
    - Rydges Sydney Airport Hotel
    - ibis budget Sydney Airport

More options for your flight from Chiang Mai to Sydney

Complete your trip to Sydney with a hotel stay or car hire

Car hire in Sydney
Hotels in Sydney
Holidays in Sydney