Cheapest return flights from London to Lisbon in September from 226€

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

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

Return flights

30 Sep - 03 Oct KLM
15 Sep - 23 Sep KLM
15 Sep - 18 Sep KLM
20 Sep - 23 Sep KLM
13 Sep - 17 Sep ITA Airways
03 Sep - 09 Sep SWISS
04 Sep - 09 Sep SWISS
19 Sep - 25 Sep KLM
11 Sep - 15 Sep KLM
15 Sep - 22 Sep KLM
20 Sep - 27 Sep KLM
29 Sep - 02 Oct KLM
26 Sep - 02 Oct KLM
25 Sep - 02 Oct KLM
06 Sep - 04 Oct KLM
28 Sep - 02 Oct KLM
28 Sep - 01 Oct KLM
27 Sep - 11 Oct KLM
28 Sep - 05 Oct Lufthansa

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.

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