Cheapest return flights from Bangkok to Sydney in April from $556

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 April 2026 (see full year).

Return flights

01 Apr - 15 Apr Vietnam Airlines
11 Apr - 16 Apr Philippine Airlines
11 Apr - 18 Apr Philippine Airlines
24 Apr - 26 Apr Philippine Airlines
11 Apr - 15 Apr Philippine Airlines
24 Apr - 05 May AirAsia
30 Apr - 05 May AirAsia
01 Apr - 08 Apr Bangkok Airways
01 Apr - 19 Apr AirAsia
23 Apr - 05 May AirAsia
23 Apr - 25 Apr AirAsia
04 Apr - 19 Apr AirAsia
02 Apr - 12 Apr Xiamen Airlines
18 Apr - 05 May AirAsia
16 Apr - 05 May AirAsia
24 Apr - 01 May AirAsia
23 Apr - 01 May AirAsia
10 Apr - 01 May AirAsia
18 Apr - 01 May AirAsia
11 Apr - 01 May AirAsia

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

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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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