Cheapest return flights from London to Lisbon in December from 110€

Best time to book flights for London (LHR) to Lisbon (LIS) flights at AirHint

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

Return flights

03 Dec - 06 Dec British Airways direct
02 Dec - 09 Dec British Airways direct
02 Dec - 11 Dec British Airways direct
05 Dec - 07 Dec British Airways direct
04 Dec - 07 Dec British Airways direct
04 Dec - 08 Dec British Airways direct
01 Dec - 08 Dec British Airways direct
08 Dec - 24 Dec TAP direct
27 Dec - 16 Jan TAP direct
10 Dec - 19 Dec TAP direct
21 Dec - 07 Jan TAP direct
26 Dec - 13 Jan TAP direct
20 Dec - 17 Jan TAP direct
25 Dec - 31 Dec TAP direct
01 Dec - 03 Jan TAP direct
23 Dec - 02 Jan TAP direct
12 Dec - 04 Jan TAP direct
25 Dec - 04 Jan TAP direct
27 Dec - 03 Jan TAP direct
27 Dec - 04 Jan TAP 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.

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