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

Return flights

19 Sep - 23 Sep	Qatar Airways
15 Sep - 22 Sep	Emirates
29 Sep - 11 Oct	Saudia
23 Sep - 30 Sep	Finnair
29 Sep - 14 Oct	Finnair
30 Sep - 07 Oct	Finnair
19 Sep - 25 Sep	Etihad Airways
21 Sep - 06 Oct	Finnair
27 Sep - 04 Oct	Finnair
17 Sep - 30 Sep	Finnair
30 Sep - 24 Oct	Finnair
26 Sep - 08 Oct	Finnair
11 Sep - 20 Sep	Finnair
10 Sep - 17 Sep	Finnair
11 Sep - 16 Sep	Finnair
11 Sep - 15 Sep	Finnair
09 Sep - 16 Sep	Finnair
15 Sep - 16 Oct	Finnair
15 Sep - 13 Oct	Finnair
30 Sep - 07 Oct	Lufthansa	direct

Also check the deals for one-way flights from Delhi to Frankfurt 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 Frankfurt in September from $488

Return flights