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

Return flights

17 Dec - 22 Dec	Kuwait Airways
09 Dec - 15 Dec	Kuwait Airways
03 Dec - 07 Dec	Kuwait Airways
12 Dec - 20 Dec	Kuwait Airways
02 Dec - 06 Dec	Kuwait Airways
12 Dec - 22 Dec	Kuwait Airways
04 Dec - 07 Dec	Kuwait Airways
03 Dec - 09 Dec	Kuwait Airways
22 Dec - 28 Dec	Kuwait Airways
10 Dec - 17 Dec	Kuwait Airways
07 Dec - 21 Jan	AZAL
25 Dec - 13 Jan	Kuwait Airways
13 Dec - 05 Jan	Kuwait Airways
12 Dec - 04 Jan	AZAL
30 Dec - 11 Jan	Kuwait Airways
25 Dec - 01 Jan	Kuwait Airways
20 Dec - 02 Jan	AZAL
18 Dec - 03 Jan	AZAL
21 Dec - 02 Jan	AZAL
29 Dec - 05 Jan	Gulf Air

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

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Cheapest return flights from Delhi to Istanbul in December from 226€

Return flights