AU$ 1,073 Cheap Flights from Sydney to Chiang Rai

FAQ

• Which airlines offer direct flights from Sydney to Chiang Rai?

  At the moment, you can catch a direct flight from Sydney to Chiang Rai with the following airlines, including: Scoot Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from Sydney to Chiang Rai?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Sydney to Chiang Rai is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• When are flight tickets from Sydney (SYD) to Chiang Rai (CEI) the cheapest?

  The cheapest months to fly from Sydney to Chiang Rai is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Sydney to Chiang Rai on?

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Sydney to Chiang Rai on November 18, 2025 with Thai Airways, with prices starting at AU$ 1,028.

• Which airports can I fly to for Chiang Rai from Sydney?

  You can land at any one of the following hubs in Chiang Rai, with Sydney Airport to Chiang Rai International Airport (SYD-CEI) is by far the most common option on this route: Chiang Rai International Airport (CEI).

• Is there any time difference between Sydney and Chiang Rai?

  The time difference between Chiang Rai and Sydney is 3h.

• How do I change or cancel my ticket from Sydney to Chiang Rai?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.