Cheapest return flights from Bangkok to Sydney in August from $337

Best time to book flights for Bangkok (BKK) to Sydney (SYD) flights at AirHint

AirHint found the following cheapest return flights from Bangkok (BKK) to Sydney (SYD) in August 2025 (see full year).

Return flights

04 Aug - 18 Aug Thai VietJet Air
13 Aug - 24 Aug Scoot Tigerair
11 Aug - 16 Aug Scoot Tigerair
10 Aug - 18 Aug Scoot Tigerair
11 Aug - 20 Aug Scoot Tigerair
13 Aug - 20 Aug Scoot Tigerair
15 Aug - 19 Aug Scoot Tigerair
28 Aug - 01 Sep Scoot Tigerair
12 Aug - 18 Aug Scoot Tigerair
03 Aug - 17 Aug Scoot Tigerair
15 Aug - 26 Aug Scoot Tigerair
10 Aug - 01 Sep Scoot Tigerair
27 Aug - 03 Sep Scoot Tigerair
28 Aug - 29 Sep Scoot Tigerair
18 Aug - 13 Sep Scoot Tigerair
26 Aug - 09 Sep Scoot Tigerair
12 Aug - 05 Sep Scoot Tigerair
16 Aug - 03 Sep Thai AirAsia
14 Aug - 03 Sep AirAsia
21 Aug - 03 Sep AirAsia

Also check the deals for one-way flights from Bangkok to Sydney in August.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Sydney

Cheap car rent in Sydney