Cheapest return flights from London to Lisbon in December from 122€

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

Return flights

03 Dec - 10 Dec Vueling Airlines
07 Dec - 18 Dec Vueling Airlines
03 Dec - 16 Dec Vueling Airlines
03 Dec - 22 Dec Vueling Airlines
07 Dec - 16 Dec Vueling Airlines
07 Dec - 10 Dec Vueling Airlines
07 Dec - 22 Dec Vueling Airlines
03 Dec - 17 Dec Vueling Airlines
03 Dec - 18 Dec Vueling Airlines
03 Dec - 20 Dec Vueling Airlines
27 Dec - 10 Jan British Airways direct
14 Dec - 14 Jan British Airways direct
02 Dec - 13 Jan British Airways direct
02 Dec - 16 Jan British Airways direct
02 Dec - 08 Jan British Airways direct
25 Dec - 09 Jan Vueling Airlines
17 Dec - 28 Jan Vueling Airlines
28 Dec - 31 Jan British Airways direct
27 Dec - 06 Jan British Airways direct
29 Dec - 08 Jan British Airways direct

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

Skyscanner

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 Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.