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

Return flights

05 Dec - 09 Dec	Wizz Air UK
06 Dec - 25 Dec	Wizz Air UK
08 Dec - 15 Dec	Wizz Air UK
31 Dec - 15 Jan	AZAL
02 Dec - 14 Dec	Qatar Airways
22 Dec - 07 Jan	Turkish Airlines
22 Dec - 30 Jan	AZAL
22 Dec - 15 Jan	AZAL
22 Dec - 22 Jan	AZAL
22 Dec - 17 Jan	AZAL
02 Dec - 15 Jan	Turkish Airlines
02 Dec - 16 Jan	Turkish Airlines
01 Dec - 22 Dec	Qatar Airways
03 Dec - 14 Dec	Turkish Airlines
01 Dec - 20 Jan	Turkish Airlines
05 Dec - 18 Dec	Gulf Air
29 Dec - 11 Jan	AZAL
04 Dec - 17 Dec	Turkish Airlines
06 Dec - 26 Dec	Wizz Air UK
08 Dec - 26 Dec	Wizz Air UK

Also check the deals for one-way flights from London 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 London to Delhi in December from $585

Return flights