Cheapest one-way flights from London to Lisbon in September from $89

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

One-Way flights

22 Sep Vueling Airlines
28 Sep Vueling Airlines
16 Sep Vueling Airlines
18 Sep Vueling Airlines
02 Sep TAP direct
07 Sep TAP direct
18 Sep TAP direct
01 Sep TAP direct
27 Sep Vueling Airlines
24 Sep Vueling Airlines

Also check the deals for return 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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