Cheapest return flights from London to Lisbon in September from 140€

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 September 2025 (see full year).

Return flights

09 Sep - 16 Sep TAP direct
16 Sep - 30 Sep TAP direct
03 Sep - 10 Sep TAP direct
10 Sep - 13 Sep TAP direct
13 Sep - 20 Sep TAP direct
20 Sep - 25 Sep TAP direct
18 Sep - 25 Sep TAP direct
24 Sep - 01 Oct TAP direct
11 Sep - 15 Sep TAP direct
20 Sep - 23 Sep TAP direct
13 Sep - 16 Sep TAP direct
24 Sep - 06 Oct Vueling Airlines
24 Sep - 07 Oct Vueling Airlines
24 Sep - 09 Oct Vueling Airlines
26 Sep - 12 Oct TAP direct
19 Sep - 05 Oct TAP direct
19 Sep - 10 Oct TAP direct
20 Sep - 06 Oct Vueling Airlines
20 Sep - 07 Oct Vueling Airlines
20 Sep - 09 Oct Vueling Airlines

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

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