AirHint found the following cheapest return flights from London (LCY) to Innsbruck (INN) in December 2025 (see full year).

Return flights

18 Dec - 22 Dec	KLM
17 Dec - 21 Dec	KLM
24 Dec - 02 Jan	KLM
26 Dec - 29 Dec	KLM
26 Dec - 28 Dec	KLM
22 Dec - 28 Dec	KLM
29 Dec - 04 Jan	KLM
26 Dec - 01 Jan	KLM
04 Dec - 09 Dec	ITA Airways
04 Dec - 10 Dec	ITA Airways
26 Dec - 04 Jan	KLM
26 Dec - 02 Jan	KLM
19 Dec - 21 Dec	KLM
12 Dec - 14 Dec	KLM
22 Dec - 26 Dec	KLM
31 Dec - 01 Jan	KLM
20 Dec - 03 Jan	British Airways	direct
27 Dec - 03 Jan	British Airways	direct
27 Dec - 02 Jan	British Airways	direct
28 Dec - 04 Jan	KLM

Also check the deals for one-way flights from London to Innsbruck 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 Innsbruck in December from $381

Return flights