SYD - CNX

฿9,666 Find Cheap Flights from Sydney to Chiang Mai – Compare and Save

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Everything you should know

Cheapest return flight
฿16,165
Typical prices: ฿19,723-฿34,719
VietJet Air
Mon 5/11Thu 15/11
SYD - CNX • 1 stop
Cheapest one-way flight
฿9,666
Typical prices: ฿8,448-฿19,142
Scoot
Tue 23/1
SYD - CNX • 1 stop
Direct flights
Not available
There are currently no direct flights between Sydney and Chiang Mai. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
14 weeks
in advance
Our data shows that travellers who book at least 14 weeks in advance save around 33% compared to booking last minute.
Insights
Insights
When to travel
March
Cheapest • 49% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Guangzhou Baiyun (CAN)
Cheapest • Avg ฿22,702 (return)
Bangkok Suvarnabhumi (BKK)
Shortest trip • 14h 25m (one-way)
Insights
Insights
Start a new search
KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you enjoy your trip to Chiang Mai!
Flight Deals
Booking Insights
Flight Deals

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

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

Recent return flight deals from Sydney to Chiang Mai

Thu 5 Nov - Sun 15 Nov
VietJet Air Logo
12:05 - 15:30SYD  Sydney Kingsford Smith-CNX Chiang Mai
31h 25m1 stop Ho Chi Minh City
VietJet Air Logo
16:30 - 10:00CNX  Chiang Mai-SYD Sydney Kingsford Smith
13h 30m1 stop Ho Chi Minh City
฿16,165VietJet Air
3+ days ago
Thu 5 Nov - Sun 15 Nov
VietJet Air Logo
12:05 - 15:30SYD  Sydney Kingsford Smith-CNX Chiang Mai
31h 25m1 stop Ho Chi Minh City
VietJet Air Logo
16:30 - 10:00CNX  Chiang Mai-SYD Sydney Kingsford Smith
13h 30m1 stop Ho Chi Minh City
฿16,198VietJet Air
2 days ago
Sat 6 Mar - Thu 18 Mar
Scoot Logo
20:05 - 11:05SYD  Sydney Kingsford Smith-CNX Chiang Mai
19h 00m1 stop Singapore Changi
Scoot Logo
16:40 - 18:50CNX  Chiang Mai-SYD Sydney Kingsford Smith
22h 10m1 stop Singapore Changi
฿16,498Scoot
1 day ago
Tue 3 Nov - Sun 15 Nov
Multiple Airlines Logo
20:05 - 11:05SYD  Sydney Kingsford Smith-CNX Chiang Mai
19h 00m1 stop Singapore Changi
Multiple Airlines Logo
16:30 - 10:00CNX  Chiang Mai-SYD Sydney Kingsford Smith
13h 30m1 stop Ho Chi Minh City
฿17,198Multiple Airlines
3+ days ago
Tue 3 Nov - Sun 15 Nov
Multiple Airlines Logo
20:05 - 11:05SYD  Sydney Kingsford Smith-CNX Chiang Mai
19h 00m1 stop Singapore Changi
Multiple Airlines Logo
16:30 - 10:00CNX  Chiang Mai-SYD Sydney Kingsford Smith
13h 30m1 stop Ho Chi Minh City
฿17,298Multiple Airlines
1 day ago
Fri 30 Oct - Thu 12 Nov
Scoot Logo
13:25 - 15:40SYD  Sydney Kingsford Smith-CNX Chiang Mai
30h 15m1 stop Singapore Changi
Scoot Logo
12:05 - 12:10CNX  Chiang Mai-SYD Sydney Kingsford Smith
20h 05m1 stop Singapore Changi
฿18,665Scoot
3+ days ago
Sun 8 Nov - Sun 15 Nov
Multiple Airlines Logo
12:05 - 09:05SYD  Sydney Kingsford Smith-CNX Chiang Mai
49h 00m2 stops Ho Chi Minh City Bangkok Suvarnabhumi
Multiple Airlines Logo
16:30 - 10:00CNX  Chiang Mai-SYD Sydney Kingsford Smith
13h 30m1 stop Ho Chi Minh City
฿18,798Multiple Airlines
3+ days ago
Fri 6 Nov - Sun 15 Nov
Multiple Airlines Logo
12:05 - 22:45SYD  Sydney Kingsford Smith-CNX Chiang Mai
38h 40m2 stops Ho Chi Minh City Bangkok Suvarnabhumi
Multiple Airlines Logo
16:30 - 10:00CNX  Chiang Mai-SYD Sydney Kingsford Smith
13h 30m1 stop Ho Chi Minh City
฿18,898Multiple Airlines
2 days ago
Fri 6 Nov - Sun 15 Nov
Multiple Airlines Logo
12:05 - 22:45SYD  Sydney Kingsford Smith-CNX Chiang Mai
38h 40m2 stops Ho Chi Minh City Bangkok Suvarnabhumi
Multiple Airlines Logo
16:30 - 10:00CNX  Chiang Mai-SYD Sydney Kingsford Smith
13h 30m1 stop Ho Chi Minh City
฿18,965Multiple Airlines
1 day ago
Sun 8 Nov - Wed 18 Nov
VietJet Air Logo
12:05 - 15:30SYD  Sydney Kingsford Smith-CNX Chiang Mai
31h 25m1 stop Ho Chi Minh City
VietJet Air Logo
16:30 - 10:00CNX  Chiang Mai-SYD Sydney Kingsford Smith
13h 30m1 stop Ho Chi Minh City
฿19,165VietJet Air
3+ days ago
Booking Insights

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

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

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

Return flights from Sydney to Chiang Mai typically range from ฿19,723 to ฿34,719. The lowest price found in the past 5 days was ฿16,165 on VietJet Air.

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

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Sydney to Chiang Mai. It’s 10% cheaper than the average day, while Saturday is the most expensive, with prices 10% higher.

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

•March is the cheapest month to fly from Sydney to Chiang Mai at ฿14,698 return.
•December (฿38,429) and January (฿30,830) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 161% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from Sydney to Chiang Mai the cheapest?

Flights from Sydney to Chiang Mai are cheapest 14 weeks before departure. Booking in this window typically costs about 33% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for Sydney to Chiang Mai flights

Low season

June

Cheapest flight

฿9,666
Beat the crowds with an average 63% drop in traveller numbers.
The most popular month to fly with an average 92% increase in traveller numbers.
One-way flight from Sydney to Chiang Mai

When to book flights from Sydney to Chiang Mai

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

Your Sydney to Chiang Mai flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

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

    Only Economy class is available on flights from Sydney to Chiang Mai.

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

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

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

    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.

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

    Return flights from Sydney to Chiang Mai range from ฿19,723 to ฿34,719, with an average of ฿29,060 over the past 12 months. Anything below ฿19,723 counts as a good deal.

  • How expensive are last-minute Sydney to Chiang Mai flights?

    Last-minute fares on this route (booked within two weeks of departure) run 5% above the ฿29,060 route average. Book 14 weeks before departure for the lowest fares.

  • Have flight prices from Sydney to Chiang Mai 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 ฿16,165 to ฿131,237. That means the highest observed fare was about 8x higher than the lowest one.

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

    One-way fares from Sydney to Chiang Mai are currently lower than usual. Average one-way flight prices are about ฿11,492, which is 9% below the typical average for this route.

  • Which car hire options are available at Chiang Mai Airport (CNX)?

    Chiang Mai Airport (CNX) hosts 5 major car rental companies, with daily rates starting from around ฿414 for economy cars. Top options include:

    • Drive Car Rental
    • Alamo
    • Sixt
    • Yesaway
    • ASAP Car Rentals

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

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

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

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

    • Kuala Lumpur Intl (KUL) – 38% of one-stop connections
    • Bangkok Suvarnabhumi (BKK) – 34% of one-stop connections
    • Singapore Changi (SIN) – 22% of one-stop connections
    • Hong Kong Intl (HKG) – 3% of one-stop connections

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

    Yes. Flexible dates can save you up to 19% on flights from Sydney to Chiang Mai. Thursday is the cheapest departure day at ฿26,264 return on average, while Saturday is the most expensive at ฿32,230, a difference of ฿5,966.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

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

    Flying via Bangkok Suvarnabhumi (BKK) gives the shortest average 1-stop total travel time of 14h 25m, compared to 15h 12m via Hong Kong Intl (HKG) and 16h 09m via Kuala Lumpur Intl (KUL).

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

    Chiang Mai is 4 hours behind Sydney (Indochina Time vs Eastern Australia Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Chiang Mai?

    Some of the most popular sights in Chiang Mai are Tha Phae Gate, Chiang Mai Gate, and Chang Puak Gate. These are among the most viewed places in Chiang Mai on KAYAK.

Your guide to booking Sydney to Chiang Mai 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 Thursday departure and avoid flying on Saturday. On this route, Thursday flights average ฿26,264, about ฿5,966 less than Saturday fares (19% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 33% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Sydney to Chiang Mai trip for March. Fares historically average ฿14,698 return in that month – typically ฿23,731 less than the most expensive month, which is December (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Chiang Mai Airport.

    • Le Naview @Prasingh
    • Bodhi Serene, Chiang Mai
    • De Lanna Hotel

More options for your flight from Sydney to Chiang Mai

Complete your trip to Chiang Mai with a hotel stay or car hire

Car rentals in Chiang Mai
Hotels in Chiang Mai