Cheapest return flights from London to Porto in August from 243€

AirHint found the following cheapest return flights from London (LCY) to Porto (OPO) in August 2026 (see full year).

Return flights

25 Aug - 31 Aug Iberia
27 Aug - 31 Aug Luxair
24 Aug - 07 Sep Luxair
31 Aug - 04 Sep Luxair
22 Aug - 31 Aug KLM
28 Aug - 31 Aug Iberia
28 Aug - 01 Sep Iberia
26 Aug - 01 Sep KLM
26 Aug - 05 Sep KLM
25 Aug - 27 Aug Iberia
22 Aug - 30 Aug KLM
27 Aug - 30 Aug Luxair
28 Aug - 30 Aug Iberia
20 Aug - 25 Aug SWISS
17 Aug - 27 Aug Iberia
31 Aug - 03 Sep Iberia
15 Aug - 05 Sep KLM
29 Aug - 01 Sep KLM
29 Aug - 05 Sep KLM
14 Aug - 02 Sep Iberia

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

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