Cheapest return LHR–LIS flights, August

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

Return flights

31 Aug - 28 Sep TAP direct
31 Aug - 29 Sep TAP direct
17 Aug - 15 Sep TAP direct
16 Aug - 15 Sep TAP direct
25 Aug - 22 Sep TAP direct
25 Aug - 11 Sep KLM
12 Aug - 02 Sep KLM
18 Aug - 02 Sep KLM
25 Aug - 01 Sep KLM
27 Aug - 03 Sep KLM
05 Aug - 07 Aug Vueling Airlines
20 Aug - 26 Aug TAP
23 Aug - 26 Aug TAP
16 Aug - 26 Aug TAP
22 Aug - 26 Aug TAP
18 Aug - 20 Aug TAP direct
16 Aug - 20 Aug TAP direct
17 Aug - 19 Aug TAP direct
17 Aug - 20 Aug TAP direct
16 Aug - 19 Aug TAP direct

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

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