Cheapest return flights from London to Lisbon in December from $171

AirHint found the following cheapest return flights from London (LHR) to Lisbon (LIS) in December 2025 (see full year).

Return flights

02 Dec - 06 Dec Vueling Airlines
04 Dec - 06 Dec Vueling Airlines
03 Dec - 06 Dec Vueling Airlines
10 Dec - 15 Dec Vueling Airlines
11 Dec - 16 Dec Vueling Airlines
31 Dec - 09 Jan Vueling Airlines
02 Dec - 22 Dec Vueling Airlines
02 Dec - 20 Dec Vueling Airlines
02 Dec - 16 Dec Vueling Airlines
06 Dec - 24 Dec Vueling Airlines
06 Dec - 23 Dec Vueling Airlines
31 Dec - 12 Jan Vueling Airlines
31 Dec - 13 Jan Vueling Airlines
31 Dec - 14 Jan Vueling Airlines
31 Dec - 16 Jan Vueling Airlines
31 Dec - 19 Jan Vueling Airlines
31 Dec - 17 Jan Vueling Airlines
31 Dec - 20 Jan Vueling Airlines
31 Dec - 11 Jan Vueling Airlines
31 Dec - 15 Jan Vueling Airlines

Also check the deals for one-way flights from London to Lisbon in December.

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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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