AirHint found the following cheapest return flights from Delhi (DEL) to Athens (ATH) in September 2025 (see full year).

Return flights

16 Sep - 28 Sep	Air Arabia
20 Sep - 30 Sep	Air Arabia
16 Sep - 22 Sep	Air Arabia
22 Sep - 08 Oct	Air Arabia
30 Sep - 05 Oct	Air Arabia
15 Sep - 21 Sep	Air Arabia
15 Sep - 22 Sep	Air Arabia
26 Sep - 08 Oct	Air Arabia
26 Sep - 05 Oct	Air Arabia
27 Sep - 07 Oct	Air Arabia
12 Sep - 18 Sep	Air Arabia
13 Sep - 22 Sep	Air Arabia
13 Sep - 20 Sep	Air Arabia
13 Sep - 21 Sep	Air Arabia
13 Sep - 19 Sep	Etihad Airways
25 Sep - 24 Oct	Air Arabia

Also check the deals for one-way flights from Delhi to Athens in September.

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 Delhi to Athens in September from 362€

Return flights