Cheapest return flights from London to Porto in August from 74€

AirHint found the following cheapest return flights from London (STN) to Porto (OPO) in August 2025 (see full year).

Return flights

28 Aug - 12 Sep Ryanair direct
29 Aug - 12 Sep Ryanair direct
31 Aug - 12 Sep Ryanair direct
28 Aug - 18 Sep Ryanair direct
29 Aug - 18 Sep Ryanair direct
31 Aug - 18 Sep Ryanair direct
26 Aug - 26 Sep Ryanair direct
30 Aug - 12 Sep Ryanair direct
26 Aug - 12 Sep Ryanair direct
27 Aug - 12 Sep Ryanair direct
26 Aug - 26 Aug Ryanair
12 Aug - 13 Aug Ryanair direct
10 Aug - 12 Aug Ryanair direct
10 Aug - 13 Aug Ryanair direct
12 Aug - 12 Aug Ryanair direct
26 Aug - 29 Aug Ryanair
14 Aug - 15 Aug Ryanair direct
24 Aug - 29 Aug Ryanair
11 Aug - 12 Aug Ryanair direct
06 Aug - 08 Aug Ryanair direct

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

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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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