Cheapest return flights from London to Lisbon in September from 146€

AirHint found the following cheapest return flights from London (LHR) to Lisbon (LIS) in September 2026 (see full year).

Return flights

26 Sep - 01 Oct Vueling Airlines
21 Sep - 05 Oct Vueling Airlines
28 Sep - 16 Oct Vueling Airlines
22 Sep - 05 Oct Vueling Airlines
19 Sep - 05 Oct Vueling Airlines
15 Sep - 16 Sep Vueling Airlines
22 Sep - 25 Sep Vueling Airlines
19 Sep - 25 Sep Vueling Airlines
19 Sep - 21 Sep Vueling Airlines
08 Sep - 10 Sep TAP
05 Sep - 12 Sep Iberia
19 Sep - 26 Sep Iberia
02 Sep - 09 Sep Iberia
15 Sep - 05 Oct Vueling Airlines
16 Sep - 05 Oct Vueling Airlines
21 Sep - 24 Sep Vueling Airlines
22 Sep - 28 Sep Vueling Airlines
21 Sep - 01 Oct Vueling Airlines
28 Sep - 13 Oct Vueling Airlines
28 Sep - 19 Oct Vueling Airlines

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

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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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