AirHint found the following cheapest return flights from Istanbul (IST) to Delhi (DEL) in December 2025 (see full year).

Return flights

09 Dec - 21 Dec	AZAL
15 Dec - 21 Dec	AZAL
13 Dec - 21 Dec	AZAL
17 Dec - 23 Dec	AZAL
06 Dec - 10 Dec	AZAL
04 Dec - 13 Dec	Kuwait Airways
26 Dec - 11 Jan	Flynas
01 Dec - 31 Dec	Kuwait Airways
08 Dec - 17 Dec	Kuwait Airways
20 Dec - 28 Dec	Flynas
15 Dec - 14 Jan	Kuwait Airways
21 Dec - 29 Jan	Flynas
04 Dec - 13 Dec	IndiGo	direct
17 Dec - 17 Jan	Flynas
12 Dec - 17 Jan	Kuwait Airways
24 Dec - 03 Jan	AZAL
19 Dec - 02 Jan	Flynas
20 Dec - 03 Jan	Flynas
15 Dec - 14 Jan	IndiGo	direct
26 Dec - 11 Jan	IndiGo	direct

Also check the deals for one-way flights from Istanbul to Delhi in December.

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 Istanbul to Delhi in December from 235€

Return flights