Cheapest return flights from Bangkok to Sydney in April from $391

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

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

Return flights

15 Apr - 22 Apr AirAsia
10 Apr - 26 Apr AirAsia
08 Apr - 29 Apr Thai AirAsia
09 Apr - 26 Apr AirAsia
03 Apr - 08 May Thai AirAsia
12 Apr - 20 Apr AirAsia
15 Apr - 26 Apr AirAsia
15 Apr - 03 May AirAsia
10 Apr - 30 Apr AirAsia
01 Apr - 05 May Thai AirAsia
10 Apr - 25 Apr AirAsia
10 Apr - 27 Apr AirAsia
10 Apr - 13 Apr Thai AirAsia
15 Apr - 04 May AirAsia
12 Apr - 13 May AirAsia
15 Apr - 02 May AirAsia
17 Apr - 01 May Thai AirAsia
16 Apr - 03 May AirAsia
19 Apr - 09 May Thai AirAsia
19 Apr - 08 May Thai AirAsia

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

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.

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