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

Return flights

17 Dec - 23 Dec	KLM
31 Dec - 05 Jan	KLM
05 Dec - 08 Dec	KLM
16 Dec - 23 Dec	KLM
05 Dec - 07 Dec	KLM
17 Dec - 21 Dec	KLM
04 Dec - 07 Dec	KLM
17 Dec - 28 Dec	KLM
31 Dec - 04 Jan	KLM
15 Dec - 07 Jan	KLM
04 Dec - 08 Dec	KLM
13 Dec - 16 Dec	KLM
29 Dec - 06 Jan	KLM
10 Dec - 14 Dec	KLM
29 Dec - 01 Jan	KLM
22 Dec - 05 Jan	KLM
29 Dec - 12 Jan	Air Dolomiti
29 Dec - 04 Jan	KLM
11 Dec - 27 Jan	Air Dolomiti
26 Dec - 01 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.

Book a cheap hotel in Innsbruck

Cheap car rent in Innsbruck

Cheapest return flights from London to Innsbruck in December from 279€

Return flights