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

Return flights

01 Sep - 22 Sep	IndiGo
02 Sep - 23 Sep	IndiGo
05 Sep - 26 Sep	IndiGo
06 Sep - 27 Sep	IndiGo
07 Sep - 28 Sep	IndiGo
09 Sep - 30 Sep	IndiGo
24 Sep - 15 Oct	SWISS
29 Sep - 20 Oct	SWISS
16 Sep - 07 Oct	Lufthansa
17 Sep - 08 Oct	Lufthansa
18 Sep - 09 Oct	Lufthansa
19 Sep - 10 Oct	Lufthansa
20 Sep - 11 Oct	Lufthansa
23 Sep - 14 Oct	Lufthansa
25 Sep - 16 Oct	Lufthansa
21 Sep - 06 Oct	Lufthansa
04 Sep - 25 Sep	IndiGo
01 Sep - 30 Sep	SWISS
03 Sep - 08 Sep	IndiGo
15 Sep - 22 Sep	LOT

Also check the deals for one-way flights from Copenhagen to Delhi 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 Copenhagen to Delhi in September from $493

Return flights