Cheapest return flights from London to Porto in May from 123€

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

Return flights

09 May - 12 May Ryanair direct
06 May - 12 May Ryanair direct
06 May - 19 May Ryanair direct
13 May - 19 May Ryanair direct
09 May - 19 May Ryanair direct
06 May - 21 May Ryanair direct
13 May - 21 May Ryanair direct
09 May - 21 May Ryanair direct
06 May - 22 May Ryanair direct
06 May - 07 May Ryanair direct
27 May - 16 Jun Ryanair direct
30 May - 16 Jun Ryanair direct
28 May - 02 Jun Ryanair
19 May - 04 Jun Ryanair
27 May - 04 Jun Ryanair direct
19 May - 04 Jun Ryanair direct
13 May - 03 Jun Ryanair direct
30 May - 04 Jun Ryanair direct
27 May - 17 Jun Ryanair direct
30 May - 18 Jun Ryanair direct

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

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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