Cheapest one-way flights from London to Lisbon in September from $91

AirHint found the following cheapest one-way flights from London (LHR) to Lisbon (LIS) in September 2025 (see full year).

One-Way flights

16 Sep Vueling Airlines
17 Sep Vueling Airlines
03 Sep Vueling Airlines
24 Sep Vueling Airlines
29 Sep Vueling Airlines
01 Sep Vueling Airlines
22 Sep Vueling Airlines
07 Sep Vueling Airlines
11 Sep Vueling Airlines
21 Sep Vueling Airlines

Also check the deals for return 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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