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

Return flights

22 Apr - 10 May	Malaysia Airlines
20 Apr - 10 May	Malaysia Airlines
18 Apr - 06 May	Singapore Airlines
18 Apr - 06 May	Air India	direct
22 Apr - 10 May	Air India	direct
20 Apr - 10 May	Air India	direct
25 Apr - 15 May	AirAsia X
25 Apr - 11 May	AirAsia X
25 Apr - 06 May	AirAsia X
03 Apr - 18 Apr	Air India	direct
18 Apr - 24 Apr	AirAsia X
22 Apr - 11 May	AirAsia X
22 Apr - 24 Apr	AirAsia X
03 Apr - 10 Apr	AirAsia X
03 Apr - 06 Apr	AirAsia X
03 Apr - 17 Apr	AirAsia X

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

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 Delhi

Cheap car rent in Delhi

Cheapest return flights from Sydney to Delhi in April from 489€

Return flights