AirHint found the following cheapest return flights from Sydney (SYD) to Delhi (DEL) in May 2026 (see full year).

Return flights

12 May - 05 Jun	Singapore Airlines
12 May - 05 Jun	Air India	direct
26 May - 15 Jun	AirAsia X
26 May - 01 Jun	AirAsia X
16 May - 20 May	AirAsia X
16 May - 01 Jun	AirAsia X
12 May - 15 May	AirAsia X
26 May - 05 Jun	AirAsia X
16 May - 05 Jun	AirAsia X
12 May - 20 May	AirAsia X
12 May - 01 Jun	AirAsia X

Also check the deals for one-way flights from Sydney to Delhi in May.

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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Cheapest return flights from Sydney to Delhi in May from 568€

Return flights