฿10,315 Cheap Flights from Bangkok (DMK) to Sydney (SYD)

Round-trip flights from DMK to Kingsford Smith Intl. Airport (SYD) start from ฿19,815. This price is based on fares available within the last 7 days on Expedia for flights departing within the next year — book now so you don't miss out. Prices and availability are subject to change. Additional terms apply.

This varies between air carriers, as each one has its own set of terms and conditions. Head to the Customer Service Portal, where you'll find simple instructions on how to cancel online.

Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Don Mueang Intl. Airport (DMK) to Mascot Airport flights, you'll see a "no change fees" filter for you to select.

With around 7,600 kilometres separating Bangkok and Sydney, your flight will be a long one. Pack wisely to make your time on board comfortable. Things like warm clothes and a quality neck pillow can make the biggest difference.

You won't find any airlines operating directly between Don Mueang Airport and Mascot Airport, so be prepared to make at least one stop on your journey. A layover can be a nice way to break up a trip!

Late planners can sometimes pick up a bargain, with some super cheap fares from DMK to Sydney Airport appearing a few weeks prior to the departure date. If you'd rather book ahead, Expedia compares and updates the best flight deals frequently — as early as a year in advance in some cases. It does depend on the carrier though, as not all airlines issue prices that far in advance.