Cheapest one-way flights from London to Porto in May from $141

AirHint found the following cheapest one-way flights from London (LCY) to Porto (OPO) in May 2026 (see full year).

One-Way flights

16 May ITA Airways
21 May ITA Airways
22 May ITA Airways
14 May Luxair
18 May Luxair
27 May Luxair
10 May KLM
06 May Luxair
28 May KLM
24 May KLM

Also check the deals for return flights from London to Porto in May.

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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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